- Corporate Officers - S
- Seawell A Brooke
Insider Trading History of Seawell A Brooke
The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Seawell A Brooke since 2015.
This trader's CIK number is 1197652.
At the time of last reporting, Seawell A Brooke was the Officer of Nvidia Corp. (stock ticker symbol NVDA).
Also see all insider trading activities at Nvidia Corp.
Note that in the past
SEAWELL A BROOKE also reported insider trading activities as an insider of the following companies:
Yearly summary of insider trading at Tenable Holdings, Inc. (TENB) by Seawell A Brooke
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2024 | TENB | 0 | $0 | 4,962 | $253,657 | 0 | $0 |
| 2023 | TENB | 0 | $0 | 0 | $0 | 4,044 | $0 |
| 2022 | TENB | 0 | $0 | 0 | $0 | 4,962 | $0 |
| 2021 | TENB | 0 | $0 | 6,677 | $285,708 | 0 | $0 |
| 2020 | TENB | 0 | $0 | 6,740 | $198,493 | 6,740 | $0 |
| 2018 | TENB | 30,000 | $690,000 | 0 | $0 | 0 | $0 |
Yearly summary of insider trading at Nvidia Corp (NVDA) by Seawell A Brooke
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2025 | NVDA | 0 | $0 | 770,522 | $120,039,638 | 0 | $0 |
| 2024 | NVDA | 0 | $0 | 1,438 | $1,607,281 | 0 | $0 |
| 2023 | NVDA | 0 | $0 | 860 | $365,233 | 0 | $0 |
| 2021 | NVDA | 0 | $0 | 20,856 | $4,766,446 | 0 | $0 |
| 2020 | NVDA | 0 | $0 | 30,985 | $11,318,708 | 30,000 | $438,900 |
| 2019 | NVDA | 0 | $0 | 21,592 | $4,611,187 | 20,000 | $292,600 |
| 2018 | NVDA | 0 | $0 | 21,029 | $5,565,410 | 20,000 | $292,600 |
| 2017 | NVDA | 0 | $0 | 66,956 | $9,338,247 | 62,820 | $797,115 |
| 2016 | NVDA | 0 | $0 | 78,390 | $5,731,086 | 35,000 | $622,300 |
| 2015 | NVDA | 0 | $0 | 191,245 | $4,773,463 | 40,000 | $498,400 |
Yearly summary of insider trading at Tableau Software Inc (DATA) by Seawell A Brooke
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2018 | DATA | 0 | $0 | 2,302 | $246,112 | 0 | $0 |
| 2017 | DATA | 0 | $0 | 8,354 | $517,114 | 0 | $0 |
| 2015 | DATA | 0 | $0 | 11,788 | $1,232,241 | 0 | $0 |
Insider trading activities at 3 companies by Seawell A Brooke:
1. Tenable Holdings, Inc. (TENB)
2. Nvidia Corp (NVDA)
3. Tableau Software Inc (DATA)
Table 1. Insider trading of Tenable Holdings, Inc. (TENB) by Seawell A Brooke
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2024-02-09 | TENB | Sale | 4,962 | 51.12 | 253,657 |
| 2023-05-24 | TENB | Option Ex | 4,044 | .00 | 0 |
| 2022-05-25 | TENB | Option Ex | 4,962 | .00 | 0 |
| 2021-06-08 | TENB | Sale | 6,677 | 42.79 | 285,708 |
| 2020-05-21 | TENB | Sale | 6,740 | 29.45 | 198,493 |
| 2020-05-18 | TENB | Option Ex | 6,740 | .00 | 0 |
| 2018-07-30 | TENB | Buy | 30,000 | 23.00 | 690,000 |
Table 2. Insider trading of Nvidia Corp (NVDA) by Seawell A Brooke
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2025-07-11 | NVDA | Sale | 48,112 | 166.14 | 7,993,183 |
| 2025-07-14 | NVDA | Sale | 48,792 | 164.02 | 8,002,717 |
| 2025-07-09 | NVDA | Sale | 48,971 | 163.62 | 8,012,879 |
| 2025-07-10 | NVDA | Sale | 49,131 | 163.10 | 8,013,364 |
| 2025-07-08 | NVDA | Sale | 50,300 | 159.32 | 8,013,695 |
| 2025-07-02 | NVDA | Sale | 51,411 | 155.61 | 7,999,911 |
| 2025-07-07 | NVDA | Sale | 50,514 | 158.38 | 8,000,154 |
| 2025-06-30 | NVDA | Sale | 50,912 | 157.38 | 8,012,326 |
| 2025-07-01 | NVDA | Sale | 51,740 | 154.54 | 7,995,692 |
| 2025-06-25 | NVDA | Sale | 52,774 | 151.43 | 7,991,302 |
| 2025-06-26 | NVDA | Sale | 51,455 | 155.50 | 8,001,509 |
| 2025-06-27 | NVDA | Sale | 50,980 | 157.19 | 8,013,546 |
| 2025-06-20 | NVDA | Sale | 55,282 | 144.65 | 7,996,762 |
| 2025-06-23 | NVDA | Sale | 55,681 | 143.39 | 7,984,098 |
| 2025-06-24 | NVDA | Sale | 54,467 | 147.03 | 8,008,500 |
| 2024-05-28 | NVDA | Sale | 1,438 | 1,117.72 | 1,607,281 |
| 2023-06-14 | NVDA | Sale | 860 | 424.69 | 365,233 |
| 2021-11-19 | NVDA | Sale | 856 | 328.91 | 281,546 |
| 2021-09-01 | NVDA | Sale | 20,000 | 224.25 | 4,484,900 |
| 2020-12-01 | NVDA | Sale | 356 | 540.52 | 192,425 |
| 2020-09-15 | NVDA | Option Ex | 10,000 | 14.63 | 146,300 |
| 2020-09-15 | NVDA | Sale | 10,000 | 513.77 | 5,137,700 |
| 2020-05-26 | NVDA | Sale | 629 | 366.27 | 230,383 |
| 2020-02-18 | NVDA | Option Ex | 20,000 | 14.63 | 292,600 |
| 2020-02-18 | NVDA | Sale | 20,000 | 287.91 | 5,758,200 |
| 2019-12-13 | NVDA | Sale | 963 | 225.85 | 217,493 |
| 2019-11-26 | NVDA | Sale | 629 | 220.50 | 138,694 |
| 2019-11-18 | NVDA | Option Ex | 20,000 | 14.63 | 292,600 |
| 2019-11-18 | NVDA | Sale | 20,000 | 212.75 | 4,255,000 |
| 2018-06-05 | NVDA | Sale | 1,029 | 264.85 | 272,530 |
| 2018-06-04 | NVDA | Sale | 20,000 | 264.64 | 5,292,880 |
| 2018-06-04 | NVDA | Option Ex | 20,000 | 14.63 | 292,600 |
| 2017-11-20 | NVDA | Sale | 1,029 | 214.10 | 220,307 |
| 2017-09-01 | NVDA | Option Ex | 30,000 | 13.36 | 400,650 |
| 2017-09-01 | NVDA | Sale | 30,000 | 170.19 | 5,105,580 |
| 2017-05-24 | NVDA | Sale | 3,107 | 140.00 | 434,980 |
| 2017-03-20 | NVDA | Sale | 32,820 | 109.00 | 3,577,380 |
| 2017-03-20 | NVDA | Option Ex | 32,820 | 12.08 | 396,465 |
| 2016-12-15 | NVDA | Sale | 3,106 | 96.90 | 300,971 |
| 2016-11-14 | NVDA | Option Ex | 35,000 | 17.78 | 622,300 |
| 2016-11-14 | NVDA | Sale | 35,000 | 87.74 | 3,071,005 |
| 2016-09-16 | NVDA | Sale | 30,000 | 62.52 | 1,875,660 |
| 2016-06-16 | NVDA | Sale | 5,142 | 47.01 | 241,725 |
| 2016-06-16 | NVDA | Sale | 5,142 | 47.01 | 241,725 |
| 2015-12-01 | NVDA | Sale | 5,141 | 32.52 | 167,185 |
| 2015-11-09 | NVDA | Sale | 40,000 | 31.12 | 1,244,840 |
| 2015-08-10 | NVDA | Sale | 106,104 | 23.30 | 2,471,798 |
| 2015-02-13 | NVDA | Option Ex | 40,000 | 12.46 | 498,400 |
| 2015-02-13 | NVDA | Sale | 40,000 | 22.24 | 889,640 |
Table 3. Insider trading of Tableau Software Inc (DATA) by Seawell A Brooke
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2018-11-28 | DATA | Sale | 649 | 118.54 | 76,931 |
| 2018-08-27 | DATA | Sale | 648 | 108.34 | 70,204 |
| 2018-05-25 | DATA | Sale | 1,005 | 98.48 | 98,977 |
| 2017-08-25 | DATA | Sale | 1,005 | 72.23 | 72,591 |
| 2017-06-05 | DATA | Sale | 310 | 62.50 | 19,375 |
| 2017-05-22 | DATA | Sale | 7,039 | 60.40 | 425,148 |
| 2015-05-14 | DATA | Sale | 5,796 | 112.02 | 649,238 |
| 2015-02-09 | DATA | Sale | 197 | 95.00 | 18,715 |
| 2015-02-10 | DATA | Sale | 795 | 95.48 | 75,908 |
| 2015-02-11 | DATA | Sale | 5,000 | 97.68 | 488,380 |
Insider trading activities including stock purchases, stock sales, and option exercises
listed in the above table cannot be completely guaranteed as to their accuracy.
For more information regarding the trades made by Seawell A Brooke
(Officer of Nvidia Corp at the time of this reporting) see
the Securities and Exchange Commission (SEC) website.