介绍

本页面提供了有关 Ruby R Chandy 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Ruby R Chandy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:DD / DuPont de Nemours, Inc. Director 20,998
US:TMO / Thermo Fisher Scientific Inc. Director 2,964
US:FLS / Flowserve Corporation Director 20,786
US:AME / AMETEK, Inc. Director 0
President, Pall Industrial 0
US:IEX / IDEX Corporation Director 23,738
如何解读这些图表

以下图表显示了在Ruby R Chandy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 Ruby R Chandy 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
2025-05-27 2025-05-22 4 DD DuPont de Nemours, Inc.
Common Stock
A - Award 2,794 20,998 15.35
2025-05-22 2025-05-21 4 TMO THERMO FISHER SCIENTIFIC INC.
Common Stock
A - Award 565 2,964 23.55
2024-06-07 2024-06-05 4 DD DuPont de Nemours, Inc.
Common Stock
A - Award 2,109 17,884 13.37
2024-05-23 2024-05-22 4 TMO THERMO FISHER SCIENTIFIC INC.
Common Stock
A - Award 339 2,399 16.46
2023-05-26 2023-05-24 4 TMO THERMO FISHER SCIENTIFIC INC.
Common Stock
A - Award 392 2,060 23.50
2023-05-25 2023-05-24 4 DD DuPont de Nemours, Inc.
Common Stock
A - Award 2,566 15,482 19.87
2022-08-05 2022-08-04 4 DD DuPont de Nemours, Inc.
Common Stock
A - Award 1,000 12,726 8.53
2022-05-31 2022-05-26 4 DD DuPont de Nemours, Inc.
Common Stock
A - Award 2,524 11,662 27.62 67.37 170,042 785,657
2022-05-20 2022-05-18 4 TMO THERMO FISHER SCIENTIFIC INC.
Common Stock
A - Award 369 1,668 28.41
2022-05-13 2022-05-12 4 FLS FLOWSERVE CORP
Phantom Stock
A - Award 5,151 20,786 32.95 29.12 149,997 605,288
2022-03-02 3 TMO THERMO FISHER SCIENTIFIC INC.
Common Stock
1,299
2021-11-17 2021-11-16 4 AME AMETEK INC/
Stock Option
M - Exercise -5,440 0 -100.00
2021-11-17 2021-11-16 4 AME AMETEK INC/
Common Stock
S - Sale -1,802 24,884 -6.75 141.90 -255,695 3,530,915
2021-11-17 2021-11-16 4 AME AMETEK INC/
Common Stock
M - Exercise 5,440 26,686 25.60 46.96 255,462 1,253,175
2021-11-05 2021-11-04 4 AME AMETEK INC/
Stock Option
M - Exercise -5,160 0 -100.00
2021-11-05 2021-11-04 4 AME AMETEK INC/
Common Stock
S - Sale -1,930 21,246 -8.33 140.31 -270,800 2,981,045
2021-11-05 2021-11-04 4 AME AMETEK INC/
Common Stock
M - Exercise 5,160 23,176 28.64 52.27 269,713 1,211,410
2021-11-04 2021-11-02 4 FLS FLOWSERVE CORP
Phantom Stock
A - Award 187 15,635 1.21 33.85 6,330 529,245
2021-08-13 2021-08-12 4 FLS FLOWSERVE CORP
Phantom Stock
A - Award 157 15,448 1.03 40.45 6,351 624,872
2021-05-24 2021-05-20 4 FLS FLOWSERVE CORP
Phantom Stock
A - Award 3,587 15,291 30.65 41.81 149,972 639,317
2021-05-13 2021-05-12 4 FLS FLOWSERVE CORP
Phantom Stock
A - Award 153 11,704 1.32 41.32 6,322 483,609
2021-04-30 2021-04-28 4 DD DuPont de Nemours, Inc.
Common Stock
A - Award 2,207 8,990 32.54 77.05 170,049 692,651
2021-03-12 2021-03-11 4 AME AMETEK INC/
Common Stock
A - Award 1,280 18,016 7.65 121.91 156,045 2,196,331
2021-03-03 2021-03-02 4 FLS FLOWSERVE CORP
Phantom Stock
A - Award 166 11,551 1.46 37.85 6,283 437,205
2020-11-23 2020-11-20 4 FLS FLOWSERVE CORP
Phantom Stock
A - Award 188 11,385 1.68 33.53 6,304 381,739
2020-08-14 2020-08-13 4 AME AMETEK INC/
Stock Option
M - Exercise -3,740 0 -100.00
2020-08-14 2020-08-13 4 AME AMETEK INC/
Common Stock
S - Sale -2,678 16,736 -13.79 100.95 -270,344 1,689,499
2020-08-14 2020-08-13 4 AME AMETEK INC/
Common Stock
M - Exercise 3,740 19,414 23.86 53.13 198,706 1,031,466
2020-08-10 2020-08-10 4 FLS FLOWSERVE CORP
Phantom Stock
A - Award 207 11,197 1.88 30.70 6,355 343,748
2020-05-29 2020-05-27 4 DD DuPont de Nemours, Inc.
Common Stock
A - Award 3,438 6,654 106.89 49.46 170,043 329,128
2020-05-26 2020-05-22 4 FLS FLOWSERVE CORP
Phantom Stock
A - Award 2,628 10,990 31.43 25.20 66,226 276,948
2020-05-15 2020-05-14 4 FLS FLOWSERVE CORP
Phantom Stock
A - Award 275 8,362 3.40 23.05 6,339 192,744
2020-03-20 2020-03-20 4 AME AMETEK INC/
Common Stock
A - Award 2,130 15,674 15.73 72.95 155,386 1,143,434
2020-03-20 2020-03-20 4/A AME AMETEK INC/
Common Stock
A - Award 2,130 15,674 15.73 63.37 134,978 993,261
2020-03-02 2020-02-26 4 FLS FLOWSERVE CORP
Phantom Stock
A - Award 150 8,087 1.89 42.02 6,303 339,809
2019-12-30 2019-12-27 4 AME AMETEK INC/
Stock Option
M - Exercise -5,190 0 -100.00
2019-12-30 2019-12-27 4 AME AMETEK INC/
Common Stock
S - Sale -3,376 13,544 -19.95 99.98 -337,536 1,354,141
2019-12-30 2019-12-27 4 AME AMETEK INC/
Common Stock
M - Exercise 5,190 16,920 44.25 41.74 216,631 706,241
2019-06-05 3 DD DuPont de Nemours, Inc.
Common Stock
1,842
2019-06-05 3 DD DuPont de Nemours, Inc.
Common Stock
1,842
2019-06-05 3 DD DuPont de Nemours, Inc.
Common Stock
1,842
2019-06-05 2019-06-03 4 DD DuPont de Nemours, Inc.
Common Stock
A - Award 2,240 3,161 243.24 76.10 170,464 240,546
2019-05-24 2019-05-23 4 FLS FLOWSERVE CORP
Phantom Stock
A - Award 2,568 7,937 47.83 48.69 125,036 386,453
2019-05-10 2019-05-09 4 AME AMETEK INC/
Common Stock
A - Award 1,860 11,730 18.84 85.45 158,937 1,002,328
2018-11-19 2018-11-16 4 FLS FLOWSERVE CORP
Phantom Stock
A - Award 582 5,369 12.16 49.44 28,774 265,443
2018-08-20 2018-08-16 4 FLS FLOWSERVE CORP
Phantom Stock
A - Award 573 4,787 13.60 50.18 28,753 240,212
2018-05-29 2018-05-24 4 FLS FLOWSERVE CORP
Phantom Stock
A - Award 2,894 4,214 219.24 43.19 124,992 182,003
2018-05-21 2018-05-17 4 FLS FLOWSERVE CORP
Phantom Stock
A - Award 652 1,320 97.60 44.08 28,740 58,186
2018-05-09 2018-05-08 4 AME AMETEK INC/
Common Stock
A - Award 1,930 9,870 24.31 73.45 141,758 724,952
2018-03-07 2018-03-05 4 FLS FLOWSERVE CORP
Phantom Stock
A - Award 668 668 43.05 28,757 28,757
2018-01-30 2018-01-30 4 FLS FLOWSERVE CORP
Common Stock
S - Sale -30 2,574 -1.15 45.06 -1,352 115,974
2018-01-30 2018-01-25 4 FLS FLOWSERVE CORP
Common Stock
P - Purchase 30 2,604 1.17 45.08 1,352 117,391
2017-05-22 2017-05-18 4 FLS FLOWSERVE CORP
Common Stock
A - Award 2,574 2,574 48.56 124,993 124,993
2017-05-22 3 FLS FLOWSERVE CORP
Common Stock
0
2017-05-11 2017-05-09 4 AME AMETEK INC/
Common Stock
A - Award 3,040 7,940 62.04 60.30 183,312 478,782
2016-05-05 2016-05-04 4 AME AMETEK INC/
Stock Option
A - Award 5,440 5,440
2016-05-05 2016-05-04 4 AME AMETEK INC/
Common Stock
A - Award 1,260 4,900 34.62 46.96 59,170 230,104
2015-08-31 2015-08-31 4 PLL PALL CORP
Employee Stock Option (Right to Buy)
D - Sale to Issuer -14,085 0 -100.00
2015-08-31 2015-08-31 4 PLL PALL CORP
Employee Stock Option (Right to Buy)
D - Sale to Issuer -14,953 0 -100.00
2015-08-31 2015-08-31 4 PLL PALL CORP
Employee Stock Option (Right to Buy)
D - Sale to Issuer -19,011 0 -100.00
2015-08-31 2015-08-31 4 PLL PALL CORP
Common Stock
D - Sale to Issuer -7,551 0 -100.00 127.20 -960,432
2015-08-31 2015-08-31 4 PLL PALL CORP
Common Stock
D - Sale to Issuer -2,231 0 -100.00 127.20 -283,783
2015-08-31 2015-08-31 4 PLL PALL CORP
Common Stock
D - Sale to Issuer -15,289 0 -100.00
2015-08-31 2015-08-28 4 PLL PALL CORP
Employee Stock Option (Right to Buy)
D - Sale to Issuer -13,670 0 -100.00
2015-08-17 2015-08-13 4 PLL PALL CORP
Common Stock
F - Taxes -11,426 15,194 -42.92 126.67 -1,447,331 1,924,566
2015-08-17 2015-08-13 4 PLL PALL CORP
Common Stock
A - Award 24,389 26,620 1,093.41 126.67 3,089,355 3,371,897
2015-05-07 2015-05-06 4 AME AMETEK INC/
Stock Option
A - Award 5,160 5,160
2015-05-07 2015-05-06 4 AME AMETEK INC/
Common Stock
A - Award 1,190 3,640 48.57 52.27 62,201 190,263
2014-12-12 2014-12-10 4 PLL PALL CORP
Restricted Stock Units
A - Award 2,560 2,560
2014-12-12 2014-12-10 4 PLL PALL CORP
Employee Stock Option (Right to Buy)
A - Award 14,085 14,085
2014-05-09 2014-05-08 4 AME AMETEK INC/
Stock Option
A - Award 3,740 3,740
2014-05-09 2014-05-08 4 AME AMETEK INC/
Common Stock
A - Award 1,100 2,450 81.48 53.13 58,443 130,168
2014-04-15 2014-04-11 4 PLL PALL CORP
Restricted Stock Units
M - Exercise -3,529 0 -100.00
2014-04-15 2014-04-11 4 PLL PALL CORP
Common Stock
F - Taxes -1,298 2,231 -36.79 85.95 -111,563 191,715
2014-04-15 2014-04-11 4 PLL PALL CORP
Common Stock
M - Exercise 3,529 3,529 85.95 303,278 303,278
2013-12-13 2013-12-11 4 PLL PALL CORP
Restricted Stock Units
A - Award 3,005 3,005
2013-12-13 2013-12-11 4 PLL PALL CORP
Employee Stock Options (Rights to Buy)
A - Award 14,953 14,953
2013-05-09 2013-05-08 4 AME AMETEK INC/
Stock Option
A - Award 5,190 5,190
2013-05-09 2013-05-08 4 AME AMETEK INC/
Common Stock
A - Award 1,350 1,350 41.74 56,349 56,349
2013-05-08 3 AME AMETEK INC/
Common Stock
0
2013-01-23 2013-01-16 4 PLL PALL CORP
Restricted Stock Units
A - Award 5,434 5,434
2013-01-23 2013-01-16 4 PLL PALL CORP
Employee Stock Options (Rights to Buy)
A - Award 19,011 19,011
2012-08-02 2012-07-31 4 PLL PALL CORP
Base Salary Units
A - Award 1,836 1,836 52.37 96,154 96,154
2012-04-30 3 PLL PALL CORP
Common Stock
0
2012-02-23 2012-02-21 4 IEX IDEX CORP /DE/
OPTIONS (RIGHT TO BUY)
A - Award 3,530 23,738 17.47
2012-02-23 2012-02-21 4 IEX IDEX CORP /DE/
COMMON STOCK
A - Award 1,000 7,026 16.59
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)