介绍

本页面提供了有关 Christopher Day 已知的内部交易历史的全面分析。内部人士包括公司的高管、董事或重要投资者。一般而言,基于内幕、非公开信息进行交易是非法的。这并不意味着他们在自己的公司进行任何交易都是非法的。但是,他们必须通过Form 4向美国证券交易委员会(SEC)报告所有交易。尽管存在这些限制,学术研究表明,整体而言,内部人士在自己公司中的投资表现往往优于市场。

平均交易盈利能力

“平均交易盈利能力”衡量了内部人士在过去三年中所有非计划性的公开市场买入交易的平均回报率。计算过程包括检查每笔交易,排除了作为10b5-1交易计划的一部分的交易。然后,对每笔交易在3、6和12个月的表现进行平均,以生成该笔交易最终的表现指标。然后,将所有交易的表现指标进行平均,计算出内部人士的总体平均表现指标。列表仅包含在过去两年中进行过至少三笔交易的内部人士。

如果内部人士的交易盈利能力显示为"N/A",则可能是因为该内部人士在过去三年内没有进行任何公开市场买入交易,或者他们进行的交易距离现在时间太近,无法计算出可靠的表现指标。

更新频率:每日

查看收益最高的的内幕交易者列表。

报告内部持仓的公司

美国证券交易委员会(SEC)文件显示Christopher Day已报告在以下公司拥有持仓或进行了交易:

证券 职位 最新报告的持仓
US:AMBA / Ambarella, Inc. VP, Marketing 15,099
如何解读这些图表

以下图表显示了在Christopher Day进行的每笔公开市场非计划交易后证券的股价表现。非计划交易是指没有作为10b5-1交易计划的一部分而进行的交易。股价表现以累积百分比变化的方式绘制。例如,如果一笔内部人士交易是在2019年1月1日进行的,该图表将显示该证券的每日百分比变化直至当前日期。如果在此期间股价从10美元涨至15美元,则股价的累积百分比变化将为50%。从10美元涨至20美元的价格变化将为100%,而从10美元跌至5美元的价格变化将为-50%。

最终,我们将评估内部人士的交易与股价的超额回报(正向或负向)之间的相关性,以判断内部人士是否在交易中利用内部信息获利。如果内部人士有这样的行为,我们预期看到(a)买入后的正回报,或者(b)卖出后的负回报。对于情况(a),买入图表将显示一系列向上倾斜的曲线,表示每次买入后都有正回报。对于情况(b),卖出图表将显示一系列向下倾斜的曲线,表示每次卖出后都有负回报。

然而,仅凭这一点还不足以得出结论。例如,如果公司的股价在多年内呈现非周期性上升,我们会预期所有买入后的图表都呈现向上倾斜。同样地,多年来呈现非周期性下降的股价会导致卖出后的图表也呈现向下倾斜。这两种情况的图表都不能表示内部人士在进行内幕交易。

最有力的指标是在公司股价呈极度循环波动的情况下,“买入”图表显示正向信号,而“卖出”图表显示负向趋势。这种情况强烈暗示内部人士可能根据内幕信息精确地计时进行交易,以获得财务优势。

内幕交易历史

该表格显示了由 Christopher Day 进行的所有内幕交易的完整列表,这些交易已向美国证券交易委员会(SEC)披露。

备案日期 交易日期 表格 股票代码 证券 代码 10b5-1 股数 剩余股数 %
变化
每股
股价
交易
金额
剩余
金额
2025-06-20 2025-06-17 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -342 15,099 -2.21 52.26 -17,873 789,074
2025-03-20 2025-03-18 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -479 15,441 -3.01 55.02 -26,355 849,564
2025-03-07 2025-03-06 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -834 15,686 -5.05 55.11 -45,962 864,455
2025-03-07 2025-03-05 4 AMBA AMBARELLA INC
Ordinary Shares
A - Award 1,990 16,520 13.70
2025-01-07 2025-01-03 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -1,247 14,530 -7.90 78.10 -97,394 1,134,835
2024-12-20 2024-12-18 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -848 15,777 -5.10 75.40 -63,939 1,189,586
2024-12-20 2024-12-18 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -81 16,625 -0.48 75.41 -6,108 1,253,680
2024-12-18 2024-12-16 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -482 16,706 -2.80 75.41 -36,348 1,259,799
2024-12-03 2024-12-02 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -1,278 17,188 -6.92 71.61 -91,511 1,230,748
2024-10-04 2024-10-03 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -2,904 18,466 -13.59 58.00 -168,432 1,071,028
2024-09-19 2024-09-17 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -483 21,370 -2.21 53.54 -25,860 1,144,150
2024-07-10 2024-07-08 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -1,408 21,599 -6.12 61.66 -86,817 1,331,794
2024-06-20 2024-06-18 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -487 23,007 -2.07 55.48 -27,019 1,276,428
2024-03-20 2024-03-18 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -416 23,494 -1.74 49.27 -20,496 1,157,549
2024-03-11 2024-03-08 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -302 23,692 -1.26 57.16 -17,262 1,354,235
2024-03-11 2024-03-07 4 AMBA AMBARELLA INC
Ordinary Shares
A - Award 726 23,994 3.12
2024-03-04 2024-02-29 4 AMBA AMBARELLA INC
Ordinary Shares
A - Award 7,284 23,268 45.57
2023-12-21 2023-12-19 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -360 15,984 -2.20 63.04 -22,694 1,007,631
2023-09-20 2023-09-18 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -351 16,344 -2.10 57.30 -20,112 936,511
2023-07-14 2023-07-12 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -2,285 16,532 -12.14 82.50 -188,523 1,363,964
2023-06-20 2023-06-20 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -354 18,817 -1.85 84.80 -30,019 1,595,682
2023-06-20 2023-06-15 4 AMBA AMBARELLA INC
Ordinary Shares
A - Award 8,340 19,171 77.00
2023-06-14 2023-06-13 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -3,000 10,831 -21.69 86.94 -260,824 941,662
2023-06-12 2023-06-09 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -4,286 13,831 -23.66 82.97 -355,617 1,147,582
2023-04-14 2023-04-13 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -3,675 18,117 -16.86 69.24 -254,457 1,254,421
2023-03-17 2023-03-17 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -2,420 21,792 -10.00 76.85 -185,977 1,674,715
2023-03-17 2023-03-15 4 AMBA AMBARELLA INC
Ordinary Shares
M - Exercise 6,925 24,212 40.06
2023-03-10 2023-03-09 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -358 17,096 -2.05 82.25 -29,446 1,406,146
2023-03-10 2023-03-08 4 AMBA AMBARELLA INC
Ordinary Shares
A - Award 867 17,454 5.23
2022-12-20 2022-12-20 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -238 16,587 -1.41 81.82 -19,473 1,357,148
2022-12-20 2022-12-20 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -2,214 16,825 -11.63 81.57 -180,596 1,372,415
2022-12-20 2022-12-16 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -663 19,039 -3.37 83.77 -55,540 1,594,897
2022-12-20 2022-12-16 4 AMBA AMBARELLA INC
Ordinary Shares
M - Exercise 1,304 19,702 7.09
2022-12-15 2022-12-14 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -2,000 18,398 -9.80 90.82 -181,640 1,670,906
2022-12-15 2022-12-14 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -333 20,398 -1.61 90.82 -30,245 1,852,642
2022-09-20 2022-09-16 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -670 20,731 -3.13 63.25 -42,378 1,311,236
2022-09-20 2022-09-16 4 AMBA AMBARELLA INC
Ordinary Shares
M - Exercise 1,305 21,401 6.49
2022-06-17 2022-06-16 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -704 19,954 -3.41 66.27 -46,654 1,322,352
2022-06-17 2022-06-16 4 AMBA AMBARELLA INC
Ordinary Shares
M - Exercise 1,303 20,658 6.73
2022-04-19 2022-04-11 4 AMBA AMBARELLA INC
Performance Stock Units
A - Award 4,292 4,292
2022-04-19 2022-04-11 4 AMBA AMBARELLA INC
Restricted Stock Units
A - Award 4,292 4,292
2022-03-18 2022-03-16 4 AMBA AMBARELLA INC
Restricted Stock Units
M - Exercise -275 2,202 -11.10
2022-03-18 2022-03-16 4 AMBA AMBARELLA INC
Restricted Stock Units
M - Exercise -672 2,685 -20.02
2022-03-18 2022-03-16 4 AMBA AMBARELLA INC
Restricted Stock Units
M - Exercise -668 0 -100.00
2022-03-18 2022-03-16 4 AMBA AMBARELLA INC
Performance Stock Units
M - Exercise -8,011 0 -100.00
2022-03-18 2022-03-16 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -7,405 19,355 -27.67 91.20 -675,336 1,765,176
2022-03-18 2022-03-16 4 AMBA AMBARELLA INC
Ordinary Shares
M - Exercise 17,637 26,760 193.32
2022-03-14 2022-03-14 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -713 9,042 -7.31 84.42 -60,191 763,326
2022-03-10 2022-03-08 4 AMBA AMBARELLA INC
Ordinary Shares
A - Award 1,862 9,755 23.59
2021-12-28 2021-12-27 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -724 7,893 -8.40 205.00 -148,420 1,618,065
2021-12-17 2021-12-16 4 AMBA AMBARELLA INC
Restricted Stock Units
M - Exercise -275 2,477 -9.99
2021-12-17 2021-12-16 4 AMBA AMBARELLA INC
Restricted Stock Units
M - Exercise -671 3,357 -16.66
2021-12-17 2021-12-16 4 AMBA AMBARELLA INC
Restricted Stock Units
M - Exercise -668 668 -50.00
2021-12-17 2021-12-16 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -890 8,617 -9.36 188.86 -168,085 1,627,407
2021-12-17 2021-12-16 4 AMBA AMBARELLA INC
Ordinary Shares
M - Exercise 1,614 9,507 20.45
2021-12-08 2021-12-07 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -193 7,893 -2.39 198.00 -38,214 1,562,814
2021-12-08 2021-12-07 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -781 8,086 -8.81 219.20 -171,195 1,772,451
2021-12-08 2021-12-07 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -2,522 8,867 -22.14 205.00 -517,010 1,817,735
2021-12-07 2021-12-03 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -832 11,389 -6.81 192.69 -160,318 2,194,546
2021-12-07 2021-12-03 4 AMBA AMBARELLA INC
Ordinary Shares
M - Exercise 1,613 12,221 15.21
2021-09-17 2021-09-16 4 AMBA AMBARELLA INC
Restricted Stock Units
M - Exercise -275 2,752 -9.08
2021-09-17 2021-09-16 4 AMBA AMBARELLA INC
Restricted Stock Units
M - Exercise -671 4,028 -14.28
2021-09-17 2021-09-16 4 AMBA AMBARELLA INC
Restricted Stock Units
M - Exercise -667 1,336 -33.30
2021-06-30 2021-06-29 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -786 10,500 -6.96 108.00 -84,888 1,134,000
2021-06-17 2021-06-16 4 AMBA AMBARELLA INC
Restricted Stock Units
M - Exercise -275 3,027 -8.33
2021-06-17 2021-06-16 4 AMBA AMBARELLA INC
Restricted Stock Units
M - Exercise -671 4,699 -12.50
2021-06-17 2021-06-16 4 AMBA AMBARELLA INC
Restricted Stock Units
M - Exercise -668 2,003 -25.01
2021-06-17 2021-06-16 4 AMBA AMBARELLA INC
Restricted Stock Units
M - Exercise -1,212 0 -100.00
2021-06-17 2021-06-16 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -1,445 11,286 -11.35 101.39 -146,509 1,144,288
2021-06-17 2021-06-16 4 AMBA AMBARELLA INC
Ordinary Shares
M - Exercise 2,826 12,731 28.53
2021-06-16 2021-06-14 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -1,412 9,905 -12.48 105.00 -148,260 1,040,025
2021-04-01 2021-03-31 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -285 11,317 -2.46 99.82 -28,448 1,129,631
2021-03-31 2021-03-04 4 AMBA AMBARELLA INC
Performance Stock Units
A - Award 3,302 3,302
2021-03-31 2021-03-04 4 AMBA AMBARELLA INC
Restricted Stock Units
A - Award 3,302 3,302
2021-03-18 2021-03-17 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -2,585 11,602 -18.22 108.00 -279,180 1,253,016
2021-03-18 2021-03-17 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -2,000 14,187 -12.36 112.00 -224,000 1,588,944
2021-03-18 2021-03-16 4 AMBA AMBARELLA INC
Restricted Stock Units
M - Exercise -672 5,370 -11.12
2021-03-18 2021-03-16 4 AMBA AMBARELLA INC
Restricted Stock Units
M - Exercise -667 2,671 -19.98
2021-03-18 2021-03-16 4 AMBA AMBARELLA INC
Restricted Stock Units
M - Exercise -1,211 1,212 -49.98
2021-03-18 2021-03-16 4 AMBA AMBARELLA INC
Restricted Stock Units
M - Exercise -12,456 0 -100.00
2021-03-18 2021-03-16 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -5,616 16,187 -25.76 112.00 -628,992 1,812,944
2021-03-18 2021-03-16 4 AMBA AMBARELLA INC
Ordinary Shares
M - Exercise 13,449 21,803 160.99
2021-03-11 2021-03-11 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -498 8,116 -5.78 118.00 -58,764 957,688
2021-03-11 2021-03-09 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -350 8,614 -3.90 109.70 -38,395 944,956
2021-03-11 2021-03-09 4 AMBA AMBARELLA INC
Ordinary Shares
A - Award 848 8,964 10.45
2020-12-18 2020-12-17 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -1,642 8,116 -16.83 89.68 -147,256 727,848
2020-12-18 2020-12-16 4 AMBA AMBARELLA INC
Restricted Stock Units
M - Exercise -671 6,042 -10.00
2020-12-18 2020-12-16 4 AMBA AMBARELLA INC
Restricted Stock Units
M - Exercise -668 3,338 -16.67
2020-12-18 2020-12-16 4 AMBA AMBARELLA INC
Restricted Stock Units
M - Exercise -1,211 2,423 -33.32
2020-12-18 2020-12-16 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -1,237 9,758 -11.25 91.30 -112,936 890,888
2020-12-18 2020-12-16 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -908 10,995 -7.63 90.25 -81,947 992,299
2020-12-18 2020-12-16 4 AMBA AMBARELLA INC
Ordinary Shares
M - Exercise 2,550 11,903 27.26
2020-12-10 2020-12-08 4 AMBA AMBARELLA INC
Non-Qualified Stock Option (right to buy)
M - Exercise -1,300 0 -100.00
2020-12-10 2020-12-08 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -1,300 9,353 -12.20 90.53 -117,688 846,723
2020-12-10 2020-12-08 4 AMBA AMBARELLA INC
Ordinary Shares
M - Exercise 1,300 10,653 13.90 38.92 50,596 414,615
2020-12-02 2020-11-30 4 AMBA AMBARELLA INC
Non-Qualified Stock Option (right to buy)
M - Exercise -1,000 1,300 -43.48
2020-12-02 2020-11-30 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -1,367 9,353 -12.75 78.00 -106,626 729,534
2020-12-02 2020-11-30 4 AMBA AMBARELLA INC
Ordinary Shares
M - Exercise 1,000 10,720 10.29 38.92 38,920 417,222
2020-09-30 2020-09-29 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -899 9,720 -8.47 52.00 -46,748 505,440
2020-09-18 2020-09-16 4 AMBA AMBARELLA INC
Restricted Stock Units
M - Exercise -671 6,713 -9.09
2020-09-18 2020-09-16 4 AMBA AMBARELLA INC
Restricted Stock Units
M - Exercise -668 4,006 -14.29
2020-09-18 2020-09-16 4 AMBA AMBARELLA INC
Restricted Stock Units
M - Exercise -1,211 3,634 -24.99
2020-09-18 2020-09-16 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -896 10,619 -7.78 53.18 -47,646 564,677
2020-09-18 2020-09-16 4 AMBA AMBARELLA INC
Ordinary Shares
M - Exercise 2,550 11,515 28.44
2020-06-30 2020-06-30 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -1,267 8,632 -12.80 45.92 -58,175 396,345
2020-06-18 2020-06-16 4 AMBA AMBARELLA INC
Restricted Stock Units
M - Exercise -671 7,384 -8.33
2020-06-18 2020-06-16 4 AMBA AMBARELLA INC
Restricted Stock Units
M - Exercise -667 4,674 -12.49
2020-06-18 2020-06-16 4 AMBA AMBARELLA INC
Restricted Stock Units
M - Exercise -1,211 4,845 -20.00
2020-06-18 2020-06-16 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -895 9,899 -8.29 52.13 -46,657 516,047
2020-06-18 2020-06-16 4 AMBA AMBARELLA INC
Ordinary Shares
M - Exercise 2,549 10,794 30.92
2020-04-01 2020-03-31 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -976 8,245 -10.58 49.75 -48,556 410,189
2020-03-30 2020-03-27 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -804 9,221 -8.02 47.81 -38,440 440,863
2020-03-30 2020-03-27 4 AMBA AMBARELLA INC
Ordinary Shares
A - Award 2,216 10,025 28.38
2020-03-27 2020-03-25 4 AMBA AMBARELLA INC
Performance Stock Units
A - Award 8,055 8,055
2020-03-27 2020-03-25 4 AMBA AMBARELLA INC
Restricted Stock Units
A - Award 8,055 8,055
2020-03-19 2020-03-17 4 AMBA AMBARELLA INC
Restricted Stock Units
M - Exercise -668 5,341 -11.12
2020-03-19 2020-03-17 4 AMBA AMBARELLA INC
Restricted Stock Units
M - Exercise -1,211 6,056 -16.66
2020-03-19 2020-03-17 4 AMBA AMBARELLA INC
Restricted Stock Units
M - Exercise -3,758 0 -100.00
2020-03-19 2020-03-17 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -2,113 7,809 -21.30 38.99 -82,382 304,457
2020-03-19 2020-03-17 4 AMBA AMBARELLA INC
Ordinary Shares
M - Exercise 4,698 9,922 89.93
2019-12-20 2019-12-20 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -1,033 5,031 -17.03 57.93 -59,846 291,467
2019-12-19 2019-12-17 4 AMBA AMBARELLA INC
Restricted Stock Units
M - Exercise -667 6,009 -9.99
2019-12-19 2019-12-17 4 AMBA AMBARELLA INC
Restricted Stock Units
M - Exercise -1,211 7,267 -14.28
2019-12-19 2019-12-17 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -641 6,064 -9.56 56.31 -36,097 341,489
2019-12-19 2019-12-17 4 AMBA AMBARELLA INC
Ordinary Shares
M - Exercise 1,878 6,705 38.91
2019-10-01 2019-09-30 4 AMBA AMBARELLA INC
Non-Qualified Stock Option (right to buy)
M - Exercise -1,000 2,300 -30.30
2019-10-01 2019-09-30 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -3,478 4,827 -41.88 62.82 -218,501 303,250
2019-10-01 2019-09-30 4 AMBA AMBARELLA INC
Ordinary Shares
M - Exercise 1,000 8,305 13.69 38.92 38,920 323,231
2019-09-18 2019-09-17 4 AMBA AMBARELLA INC
Restricted Stock Units
M - Exercise -668 6,676 -9.10
2019-09-18 2019-09-17 4 AMBA AMBARELLA INC
Restricted Stock Units
M - Exercise -1,211 8,478 -12.50
2019-09-18 2019-09-17 4 AMBA AMBARELLA INC
Restricted Stock Units
M - Exercise -877 0 -100.00
2019-09-18 2019-09-17 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -1,348 7,305 -15.58 64.14 -86,464 468,560
2019-09-18 2019-09-17 4 AMBA AMBARELLA INC
Ordinary Shares
M - Exercise 2,756 8,653 46.74
2019-09-18 2019-09-16 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -2,587 5,897 -30.49 64.90 -167,896 382,715
2019-09-06 2019-09-04 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -405 8,199 -4.71 58.72 -23,780 481,411
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2019-03-20 2019-03-19 4 AMBA AMBARELLA INC
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2017-09-20 2017-09-18 4 AMBA AMBARELLA INC
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2017-06-20 2017-06-16 4 AMBA AMBARELLA INC
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2017-02-17 2016-09-27 5 AMBA AMBARELLA INC
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2016-12-16 2016-12-16 4 AMBA AMBARELLA INC
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2016-10-03 2016-09-29 4 AMBA AMBARELLA INC
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2016-10-03 2016-09-29 4 AMBA AMBARELLA INC
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2016-10-03 2016-09-29 4 AMBA AMBARELLA INC
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2016-10-03 2016-09-29 4 AMBA AMBARELLA INC
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2016-09-29 2016-09-28 4 AMBA AMBARELLA INC
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2016-09-29 2016-09-28 4 AMBA AMBARELLA INC
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2016-09-29 2016-09-27 4 AMBA AMBARELLA INC
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2016-09-29 2016-09-27 4 AMBA AMBARELLA INC
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2016-09-23 2016-09-21 4 AMBA AMBARELLA INC
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2016-09-20 2016-09-16 4 AMBA AMBARELLA INC
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2016-06-30 2016-06-30 4 AMBA AMBARELLA INC
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2016-06-20 2016-06-16 4 AMBA AMBARELLA INC
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2016-03-18 2016-03-16 4 AMBA AMBARELLA INC
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2016-03-09 2016-03-07 4 AMBA AMBARELLA INC
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2016-03-09 2015-09-23 5/A AMBA AMBARELLA INC
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2016-03-07 2015-09-23 5 AMBA AMBARELLA INC
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2015-12-18 2015-12-17 4 AMBA AMBARELLA INC
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2015-12-18 2015-12-16 4 AMBA AMBARELLA INC
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2015-12-18 2015-12-16 4 AMBA AMBARELLA INC
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2015-12-10 2015-12-10 4 AMBA AMBARELLA INC
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2015-12-10 2015-12-08 4 AMBA AMBARELLA INC
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2015-10-13 2015-10-08 4 AMBA AMBARELLA INC
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2015-10-01 2015-09-30 4 AMBA AMBARELLA INC
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2015-09-17 2015-09-16 4 AMBA AMBARELLA INC
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2015-09-17 2015-09-16 4 AMBA AMBARELLA INC
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2015-09-17 2015-09-16 4 AMBA AMBARELLA INC
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2015-09-17 2015-09-16 4 AMBA AMBARELLA INC
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2015-09-17 2015-09-16 4 AMBA AMBARELLA INC
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2015-06-18 2015-06-18 4 AMBA AMBARELLA INC
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2015-06-18 2015-06-17 4 AMBA AMBARELLA INC
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2015-06-18 2015-06-17 4 AMBA AMBARELLA INC
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2015-06-18 2015-06-17 4 AMBA AMBARELLA INC
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2015-06-18 2015-06-16 4 AMBA AMBARELLA INC
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2015-06-10 2015-06-10 4 AMBA AMBARELLA INC
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2015-06-09 2015-06-05 4 AMBA AMBARELLA INC
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2015-06-09 2015-06-05 4 AMBA AMBARELLA INC
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2015-04-01 2015-03-31 4 AMBA AMBARELLA INC
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2015-04-01 2015-03-31 4 AMBA AMBARELLA INC
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2015-04-01 2015-03-31 4 AMBA AMBARELLA INC
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2015-03-30 2015-03-30 4 AMBA AMBARELLA INC
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2015-03-30 2015-03-30 4 AMBA AMBARELLA INC
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2015-03-30 2015-03-27 4 AMBA AMBARELLA INC
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2015-03-30 2015-03-27 4 AMBA AMBARELLA INC
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2015-03-30 2015-03-27 4 AMBA AMBARELLA INC
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2015-03-30 2015-03-26 4 AMBA AMBARELLA INC
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2015-03-23 2015-03-20 4 AMBA AMBARELLA INC
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2015-03-19 2015-03-19 4 AMBA AMBARELLA INC
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2015-03-19 2015-03-17 4 AMBA AMBARELLA INC
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2015-03-13 2015-03-11 4 AMBA AMBARELLA INC
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2014-12-31 2014-12-30 4 AMBA AMBARELLA INC
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2014-12-31 2014-12-30 4 AMBA AMBARELLA INC
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2014-12-30 2014-12-26 4 AMBA AMBARELLA INC
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2014-12-18 2014-12-18 4 AMBA AMBARELLA INC
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Restricted Stock Units
M - Exercise -937 4,688 -16.66
2014-12-18 2014-12-16 4 AMBA AMBARELLA INC
Restricted Stock Units
M - Exercise -556 3,889 -12.51
2014-12-18 2014-12-16 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -1,879 18,226 -9.35 46.15 -86,716 841,130
2014-12-18 2014-12-16 4 AMBA AMBARELLA INC
Ordinary Shares
M - Exercise 3,548 20,105 21.43
2014-10-23 2014-06-20 4/A AMBA AMBARELLA INC
Ordinary Shares
S - Sale -1,462 33,545 -4.18 29.50 -43,129 989,578
2014-10-08 2014-09-18 4/A AMBA AMBARELLA INC
Ordinary Shares
S - Sale -4,347 31,144 -12.25 39.73 -172,707 1,237,357
2014-09-30 2014-09-29 4 AMBA AMBARELLA INC
Non-Qualified Stock Option (right to buy)
M - Exercise -1,297 0 -100.00
2014-09-30 2014-09-29 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -1,297 35,491 -3.53 42.50 -55,122 1,508,368
2014-09-30 2014-09-29 4 AMBA AMBARELLA INC
Ordinary Shares
M - Exercise 1,297 36,788 3.65 8.82 11,440 324,470
2014-09-24 2014-09-23 4 AMBA AMBARELLA INC
Non-Qualified Stock Option (right to buy)
M - Exercise -2,500 6,297 -28.42
2014-09-24 2014-09-23 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -2,500 35,491 -6.58 41.90 -104,750 1,487,073
2014-09-24 2014-09-23 4 AMBA AMBARELLA INC
Ordinary Shares
M - Exercise 2,500 37,991 7.04 8.82 22,050 335,081
2014-09-17 2014-09-16 4 AMBA AMBARELLA INC
Restricted Stock Units
M - Exercise -938 5,625 -14.29
2014-09-17 2014-09-16 4 AMBA AMBARELLA INC
Restricted Stock Units
M - Exercise -556 4,445 -11.12
2014-09-17 2014-09-16 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -1,385 35,491 -3.76 33.66 -46,619 1,194,627
2014-09-17 2014-09-16 4 AMBA AMBARELLA INC
Ordinary Shares
M - Exercise 1,494 36,876 4.22
2014-09-10 2014-09-08 4 AMBA AMBARELLA INC
Restricted Stock Units
A - Award 15,400 15,400
2014-09-10 2014-09-08 4 AMBA AMBARELLA INC
Non-Qualified Stock Option (right to buy)
A - Award 6,600 6,600
2014-06-18 2014-06-16 4 AMBA AMBARELLA INC
Restricted Stock Units
M - Exercise -937 6,563 -12.49
2014-06-18 2014-06-16 4 AMBA AMBARELLA INC
Restricted Stock Units
M - Exercise -555 5,001 -9.99
2014-06-18 2014-06-16 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -1,365 35,007 -3.75 26.55 -36,241 929,436
2014-06-18 2014-06-16 4 AMBA AMBARELLA INC
Ordinary Shares
M - Exercise 1,492 36,372 4.28
2014-04-02 2014-04-01 4 AMBA AMBARELLA INC
Incentive Stock Option (right to buy)
M - Exercise -2,084 0 -100.00
2014-04-02 2014-04-01 4 AMBA AMBARELLA INC
Ordinary Shares
M - Exercise 2,084 34,880 6.35 8.64 18,006 301,363
2014-03-20 2014-03-19 4 AMBA AMBARELLA INC
Incentive Stock Option (right to buy)
M - Exercise -5,132 2,084 -71.12
2014-03-20 2014-03-19 4 AMBA AMBARELLA INC
Ordinary Shares
M - Exercise 5,132 32,796 18.55 8.64 44,340 283,357
2014-03-20 2014-03-18 4 AMBA AMBARELLA INC
Restricted Stock Units
M - Exercise -556 5,556 -9.10
2014-03-20 2014-03-18 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -689 27,664 -2.43 28.00 -19,292 774,592
2014-03-20 2014-03-18 4 AMBA AMBARELLA INC
Ordinary Shares
M - Exercise 556 27,544 2.06
2014-03-07 2014-03-05 4 AMBA AMBARELLA INC
Restricted Stock Units
A - Award 7,500 7,500
2014-01-06 2014-01-02 4 AMBA AMBARELLA INC
Stock Option (right to buy)
M - Exercise -4,706 13,071 -26.47
2014-01-06 2014-01-02 4 AMBA AMBARELLA INC
Stock Option (right to buy)
M - Exercise -13,425 8,797 -60.41
2014-01-06 2014-01-02 4 AMBA AMBARELLA INC
Stock Option (right to buy)
M - Exercise -7,591 1,297 -85.41
2014-01-06 2014-01-02 4 AMBA AMBARELLA INC
Stock Option (right to buy)
M - Exercise -14,278 7,216 -66.43
2014-01-06 2014-01-02 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale X -4,369 26,988 -13.93 33.65 -147,012 908,119
2014-01-06 2014-01-02 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale X -35,631 31,357 -53.19 32.96 -1,174,245 1,033,392
2014-01-06 2014-01-02 4 AMBA AMBARELLA INC
Ordinary Shares
M - Exercise 4,706 66,988 7.56 9.99 47,013 669,210
2014-01-06 2014-01-02 4 AMBA AMBARELLA INC
Ordinary Shares
M - Exercise 21,016 62,282 50.93 8.82 185,361 549,327
2014-01-06 2014-01-02 4 AMBA AMBARELLA INC
Ordinary Shares
M - Exercise 14,278 41,266 52.90 8.64 123,362 356,538
2013-12-23 2013-12-19 4 AMBA AMBARELLA INC
Stock Option (right to buy)
M - Exercise -3,756 21,494 -14.88
2013-12-23 2013-12-19 4 AMBA AMBARELLA INC
Ordinary Shares
M - Exercise 3,756 26,988 16.17 8.64 32,452 233,176
2013-12-19 2013-12-17 4 AMBA AMBARELLA INC
Restricted Stock Units
M - Exercise -555 6,112 -8.32
2013-12-19 2013-12-17 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -632 23,232 -2.65 24.43 -15,440 567,558
2013-12-19 2013-12-17 4 AMBA AMBARELLA INC
Ordinary Shares
M - Exercise 555 23,864 2.38
2013-10-21 2013-10-17 4 AMBA AMBARELLA INC
Stock Option (right to buy)
M - Exercise -10,000 25,250 -28.37
2013-10-21 2013-10-17 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale X -10,000 23,309 -30.02 21.98 -219,756 512,229
2013-10-21 2013-10-17 4 AMBA AMBARELLA INC
Ordinary Shares
M - Exercise 10,000 33,309 42.90 8.64 86,400 287,790
2013-10-03 2013-10-01 4 AMBA AMBARELLA INC
Stock Option (right to buy)
M - Exercise -10,000 35,250 -22.10
2013-10-03 2013-10-01 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale X -10,000 23,309 -30.02 20.50 -204,951 477,720
2013-10-03 2013-10-01 4 AMBA AMBARELLA INC
Ordinary Shares
M - Exercise 10,000 33,309 42.90 8.64 86,400 287,790
2013-09-27 2013-09-25 4 AMBA AMBARELLA INC
Stock Option (right to buy)
M - Exercise -10,000 45,250 -18.10
2013-09-27 2013-09-25 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale X -10,000 23,309 -30.02 18.80 -188,009 438,230
2013-09-27 2013-09-25 4 AMBA AMBARELLA INC
Ordinary Shares
M - Exercise 10,000 33,309 42.90 8.64 86,400 287,790
2013-09-18 2013-09-16 4 AMBA AMBARELLA INC
Restricted Stock Units
M - Exercise -556 6,667 -7.70
2013-09-18 2013-09-16 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -212 23,309 -0.90 17.80 -3,774 414,900
2013-09-18 2013-09-16 4 AMBA AMBARELLA INC
Ordinary Shares
M - Exercise 556 19,518 2.93
2013-09-17 2013-09-16 4 AMBA AMBARELLA INC
Stock Option (right to buy)
M - Exercise -1,200 55,250 -2.13
2013-09-17 2013-09-16 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale X -1,200 18,962 -5.95 18.13 -21,754 343,749
2013-09-17 2013-09-16 4 AMBA AMBARELLA INC
Ordinary Shares
M - Exercise 1,200 20,162 6.33 8.64 10,368 174,200
2013-09-17 2013-09-13 4 AMBA AMBARELLA INC
Stock Option (right to buy)
M - Exercise -400 56,450 -0.70
2013-09-17 2013-09-13 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale X -400 18,962 -2.07 17.95 -7,181 340,415
2013-09-17 2013-09-13 4 AMBA AMBARELLA INC
Ordinary Shares
M - Exercise 400 19,362 2.11 8.64 3,456 167,288
2013-09-13 2013-09-12 4 AMBA AMBARELLA INC
Stock Option (right to buy)
M - Exercise -1,300 56,850 -2.24
2013-09-13 2013-09-12 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale X -1,300 18,962 -6.42 17.96 -23,351 340,601
2013-09-13 2013-09-12 4 AMBA AMBARELLA INC
Ordinary Shares
M - Exercise 1,300 20,262 6.86 8.64 11,232 175,064
2013-09-13 2013-09-11 4 AMBA AMBARELLA INC
Stock Option (right to buy)
M - Exercise -390 58,150 -0.67
2013-09-13 2013-09-11 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale X -390 18,962 -2.02 17.95 -7,000 340,368
2013-09-13 2013-09-11 4 AMBA AMBARELLA INC
Ordinary Shares
M - Exercise 390 19,352 2.06 8.64 3,370 167,201
2013-09-12 2013-09-10 4 AMBA AMBARELLA INC
Stock Option (right to buy)
M - Exercise -16,710 58,540 -22.21
2013-09-12 2013-09-10 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale X -16,710 18,962 -46.84 17.90 -299,137 339,452
2013-09-12 2013-09-10 4 AMBA AMBARELLA INC
Ordinary Shares
M - Exercise 16,710 35,672 88.12 8.64 144,374 308,206
2013-08-29 2013-08-27 4 AMBA AMBARELLA INC
Ordinary Shares
A - Award 17,500 18,962 1,196.99
2013-07-02 2013-06-28 4 AMBA AMBARELLA INC
Stock Option (right to buy)
M - Exercise -4,750 75,250 -5.94
2013-07-02 2013-06-28 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -4,750 1,462 -76.46 16.50 -78,375 24,123
2013-07-02 2013-06-28 4 AMBA AMBARELLA INC
Ordinary Shares
M - Exercise 4,750 6,212 324.90 8.64 41,040 53,672
2013-06-19 2013-06-18 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -204 1,462 -12.24 18.29 -3,731 26,740
2013-06-19 2013-06-17 4 AMBA AMBARELLA INC
Restricted Stock Units
M - Exercise -555 7,223 -7.14
2013-06-19 2013-06-17 4 AMBA AMBARELLA INC
Ordinary Shares
M - Exercise 555 1,666 49.95
2013-06-12 2013-06-11 4 AMBA AMBARELLA INC
Stock Option (right to buy)
M - Exercise -5,000 80,000 -5.88
2013-06-12 2013-06-11 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -5,000 1,111 -81.82 17.95 -89,750 19,942
2013-06-12 2013-06-11 4 AMBA AMBARELLA INC
Ordinary Shares
M - Exercise 5,000 6,111 450.05 8.64 43,200 52,799
2013-06-12 2013-06-10 4 AMBA AMBARELLA INC
Stock Option (right to buy)
M - Exercise -15,000 85,000 -15.00
2013-06-12 2013-06-10 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -5,000 1,111 -81.82 17.25 -86,250 19,165
2013-06-12 2013-06-10 4 AMBA AMBARELLA INC
Ordinary Shares
S - Sale -10,000 6,111 -62.07 16.76 -167,600 102,420
2013-06-12 2013-06-10 4 AMBA AMBARELLA INC
Ordinary Shares
M - Exercise 15,000 16,111 1,350.14 8.64 129,600 139,199
2013-04-10 2013-04-08 4 AMBA AMBARELLA INC
Restricted Stock Units
M - Exercise -1,111 7,778 -12.50
2013-04-10 2013-04-08 4 AMBA AMBARELLA INC
Ordinary Shares
M - Exercise 1,111 1,111
P
非衍生或衍生证券的公开市场或私下买入
S
非衍生或衍生证券的公开市场或私下卖出
A
公司向内部人员授予、奖励或以其他方式获取证券(例如股票期权)
C
衍生工具转换
D
将证券卖出或转让回公司
F
使用从公司收到的证券的一部分来支付行使价或税务负担。
G
内部人士赠送或接收他人赠送公司股票
K
股权掉期和类似的避险交易
M
行使或转换从公司获得的衍生证券(例如期权)
V
内部人士通过Form 4自愿报告的一笔交易
J
其他(附有交易描述的脚注)