DeWitte Jacob
Co-Founder, CEO
DeWitte Jacob has filed 18 SEC Form 4 filings (136 transaction rows) across 1 company, with disclosures dating back to 2025. 16 of those filings fall inside the rolling window. Most recent filing: Oct 5, 2026.
On the most recent filing, DeWitte Jacob is listed as Co-Founder, CEO at Oklo Inc. Inside the rolling window, DeWitte Jacob reported no open-market purchases and 15 open-market sales totaling $181.1M in OKLO. The largest disclosed transaction in the window is a sale of 606,063 OKLO shares on Dec 22, 2025, worth $49.8M.
Companies traded
Other insiders at OKLO
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$181.1M
reported sales (SEC code S)
Companies
1
in the rolling window
| Source | |||||||
|---|---|---|---|---|---|---|---|
| OKLO | Co-Founder, CEO | Sale | 120,000 | $4.4M | Oct 5 | SEC ↗ | |
| OKLO | Co-Founder, CEO | Sale | 120,000 | $4.6M | Sep 2 | SEC ↗ | |
| OKLO | Co-Founder, CEO | Sale | 120,000 | $4.9M | Aug 5 | SEC ↗ | |
| OKLO | Co-Founder, CEO | Sale | 200,000 | $10.6M | Jul 2 | SEC ↗ | |
| OKLO | Co-Founder, CEO | Sale | 200,000 | $13.7M | Jun 2 | SEC ↗ | |
| OKLO | Co-Founder, CEO | Sale | 200,000 | $14.0M | May 4 | SEC ↗ | |
| OKLO | Co-Founder, CEO | Sale | 100,000 | $5.0M | Apr 3 | SEC ↗ | |
| OKLO | Co-Founder, CEO | Sale | 117,788 | $7.1M | Mar 16 | SEC ↗ | |
| OKLO | Co-Founder, CEO | Sale | 143,330 | $9.1M | Mar 4 | SEC ↗ | |
| OKLO | Co-Founder, CEO | Sale | 109,921 | $8.3M | Feb 4 | SEC ↗ | |
| OKLO | Co-Founder, CEO | Sale | 78,651 | $8.8M | Jan 13 | SEC ↗ | |
| OKLO | Co-Founder, CEO | Sale | 319,327 | $31.6M | Jan 9 | SEC ↗ | |
| OKLO | Co-Founder, CEO | Sale | 2,355 | $236K | Jan 9 | SEC ↗ | |
| OKLO | Co-Founder, CEO | Sale | 100,000 | $9.0M | Jan 6 | SEC ↗ | |
| OKLO | Co-Founder, CEO | Sale | 606,063 | $49.8M | Dec 23 | SEC ↗ |
Earlier trades
Open-market purchases and sales filed before the rolling 365-day window, kept from the original Form 4 filings.
| Date | Ticker | Type | Value |
|---|---|---|---|
| Sep 30, 2025 | OKLO | Sale | $23K |
| Sep 30, 2025 | OKLO | Sale | $799K |
| Sep 30, 2025 | OKLO | Sale | $2.5M |
| Sep 30, 2025 | OKLO | Sale | $2.0M |
| Sep 30, 2025 | OKLO | Sale | $5.5M |
| Sep 30, 2025 | OKLO | Sale | $12.3M |
| Sep 30, 2025 | OKLO | Sale | $4.7M |
| Sep 30, 2025 | OKLO | Sale | $5.8M |
Frequently asked questions
How many SEC Form 4 filings has DeWitte Jacob made?
DeWitte Jacob has filed 18 SEC Form 4 filings (136 transaction rows) across 1 company since 2025.
Which companies does DeWitte Jacob trade?
DeWitte Jacob has filed SEC Form 4 disclosures for 1 company, including OKLO.
When was DeWitte Jacob's most recent SEC Form 4 filing?
DeWitte Jacob's most recent SEC Form 4 filing on Tracefour is dated Oct 5, 2026.
What is DeWitte Jacob's job title?
On the most recent SEC Form 4 filings tracked by Tracefour, DeWitte Jacob is listed as Co-Founder, CEO.
What is DeWitte Jacob's total buy and sell value in the current window?
Inside the rolling retention window, DeWitte Jacob bought $0 and sold $181.1M based on SEC Form 4 filings.
What was DeWitte Jacob's largest disclosed transaction?
The largest disclosed transaction in the current window is a sale of 606,063 OKLO shares on 2025-12-22, worth $49.8M, per SEC Form 4 filings.