Ian Seth Jacobs
President, CEO, CFO, Secretary at Deep Fission Inc.
Sits on 1 board. Last updated September 28, 2026
Time on boards
- Boards served
- 1
- Current seats
- 1
- Board service
- 1 year
- Director since
- 2025
1 year of board service in total across 1 board, counting each seat separately. Longest: Deep Fission Inc., 1 year.
Chief executive roles
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
| Date | Company | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Aug 26, 2025 | Deep Fission Inc. | Open-market purchase | +25,000 | — | — |
Questions about Ian Seth Jacobs
What boards is Ian Seth Jacobs on?
Ian Seth Jacobs sits on the board of Deep Fission Inc.
What company is Ian Seth Jacobs the CEO of?
Ian Seth Jacobs is President, CEO, CFO, Secretary of Deep Fission Inc.
How long has Ian Seth Jacobs served on boards?
Our records show at least 1 year of board service across 1 board, the earliest from 2025.
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