Who
A. Brooke Seawell
Director
Company insider
Files Form 4 as: Director, Nvidia; Director, Tenable Holdings; Director, Eargo; Director, Tableau Software; Director, Informatica; Director, Glu Mobile.
In numbers
- Trades disclosed
- 468
- Buys
- 3
- Sells
- 88
- Bought
- $2.3M
- Sold
- $205.2M
- Companies
- 6
- Companies where not an officer
- 6
- First trade
- 2 Feb 2006
- Last trade
- 25 Jun 2026
- Last filed
- 29 Jun 2026
Companies traded
Activity over time
1 Nov 2024 – 1 Oct 2026
Buys above the line, sells below, each month.
Every trade
| Traded | Company | What | Amount | |
|---|---|---|---|---|
| 25 Jun 2026filed 29 Jun 2026 | NVDA NvidiaSemiconductors | SEC FORM 4 Code A | —1,211 at $0.00 | filing |
| 25 Jun 2026filed 29 Jun 2026 | NVDA NvidiaSemiconductors | SEC FORM 4 Code A | —1,211 at $0.00 | filing |
| 13 May 2026filed 15 May 2026 | TENB Tenable HoldingsSoftware | SEC FORM 4 Code M | —6,062 at $0.00 | filing |
| 13 May 2026filed 15 May 2026 | TENB Tenable Holdingsoption or derivative · Software | SEC FORM 4 Code M | —6,062 at $0.00 | filing |
| 13 May 2026filed 15 May 2026 | TENB Tenable Holdingsoption or derivative · Software | SEC FORM 4 Code A | —9,718 at $0.00 | filing |
| 13 May 2026filed 15 May 2026 | TENB Tenable Holdingsoption or derivative · Software | SEC FORM 4 Code M | —6,062 at $0.00 | filing |
| 13 May 2026filed 15 May 2026 | TENB Tenable Holdingsoption or derivative · Software | SEC FORM 4 Code A | —9,718 at $0.00 | filing |
| 13 May 2026filed 15 May 2026 | TENB Tenable HoldingsSoftware | SEC FORM 4 Code M | —6,062 at $0.00 | filing |
| 17 Mar 2026filed 19 Mar 2026 | NVDA NvidiaSemiconductors | SEC FORM 4 Code G | —530 at $0.00 | filing |
| 17 Mar 2026filed 19 Mar 2026 | NVDA NvidiaSemiconductors | SEC FORM 4 Code G | —530 at $0.00 | filing |
| 15 Dec 2025filed 17 Dec 2025 | TENB Tenable Holdingsoption or derivative · Software | SEC FORM 4 Code M | —115,000 at $0.00 | filing |
| 15 Dec 2025filed 17 Dec 2025 | TENB Tenable HoldingsSoftware | SEC FORM 4 Code M | $1.1M115,000 at $9.66 | filing |
| 15 Dec 2025filed 17 Dec 2025 | TENB Tenable HoldingsSoftware | SEC FORM 4 Sold | $2.9M115,000 at $24.82 | filing |
| 2 Dec 2025filed 4 Dec 2025 | NVDA NvidiaSemiconductors | SEC FORM 4 Sold | $2.3M12,728 at $183.93 | filing |
| 24 Nov 2025filed 26 Nov 2025 | NVDA NvidiaSemiconductors | SEC FORM 4 Code G | —520,000 at $0.00 | filing |
| 9 Sep 2025filed 11 Sep 2025 | TENB Tenable HoldingsSoftware | SEC FORM 4 Sold | $462K15,000 at $30.80 | filing |
| 4 Sep 2025filed 8 Sep 2025 | TENB Tenable HoldingsSoftware | SEC FORM 4 Sold | $139K4,622 at $30.12 | filing |
| 29 Aug 2025filed 3 Sep 2025 | NVDA NvidiaSemiconductors | SEC FORM 4 Code G | —1,200,000 at $0.00 | filing |
| 14 Jul 2025filed 15 Jul 2025 | NVDA NvidiaSemiconductors | SEC FORM 4 Sold | $973K5,984 at $162.67 | filing |
| 14 Jul 2025filed 15 Jul 2025 | NVDA NvidiaSemiconductors | SEC FORM 4 Sold | $3.7M22,798 at $163.63 | filing |
News
Samsung Electro-Mechanics gets $2.8 billion chip investment from Tesla, Nvidia, report saysNVDA · 933thedrive.com · 22 Oct 2026Nvidia CEO encourages Europe's AI sector | The Arkansas Democrat-GazetteNVDA · arkansasonline.com · 22 Oct 2026Nvidia targets 15x more optics capacity for AI data centers by 2027: ReportNVDA · indiatimes.com · 22 Oct 2026
0 headlines in the last 90 days name A. Brooke Seawell; 3 articles from the last 14 days about the 2 companies they traded most, at most three about any one of them.