CIK 0001849056 · Non-accelerated filer<br>Emerging growth company
Oklo Inc.
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- OKLO
- Exchange
- NYSE
- Industry
- Electric Services
- FY end
- Dec 31
- Incorporated
- DE
- Entity type
- operating
- Phone
- 650-550-0127
- Business address
- 3190 CORONADO DR., SANTA CLARA, CA, 95054
- Former names
- AltC Acquisition Corp.
- Open-market buys, last 90 days
- $0
- in 0 filings
- Open-market sales, last 90 days
- $25,002,141
- in 30 filings, $14.7M under 10b5-1 plans
Net −$25,002,141. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
Who's trading
90 days
- Cochran Caroline −$11.0M Co-Founder, COO sold 48% of stake
- DeWitte Jacob −$11.0M Co-Founder, CEO sold 50% of stake
- Bealmear Richard Craig −$1.7M Chief Financial Officer sold 10% of stake
- Goodwin William Carroll Murphy −$527K Chief Strategy Officer sold 22% of stake
- Narayanadas Vivek −$325K General Counsel & Secretary sold 47% of stake
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2026-01-07 | DeWitte Jacob Co-Founder, CEO | Sale 10b5-1 | −5,609 | $96.99 | $544K | 904,693 |
| 2026-01-07 | DeWitte Jacob Co-Founder, CEO | Sale 10b5-1 | −34,579 | $97.92 | $3.4M | 870,114 |
| 2026-01-07 | DeWitte Jacob Co-Founder, CEO | Sale 10b5-1 | −35,499 | $98.75 | $3.5M | 834,615 |
| 2026-01-07 | DeWitte Jacob Co-Founder, CEO | Sale 10b5-1 | −7,596 | $99.49 | $756K | 827,019 |
| 2026-01-07 | DeWitte Jacob Co-Founder, CEO | Sale 10b5-1 | −69,827 | $100.06 | $7.0M | 1,410,173 |
| 2026-01-05 | Cochran Caroline Co-Founder, COO | Sale 10b5-1 | −100,000 | $90.29 | $9.0M | 1,480,000 |
| 2026-01-05 | Cochran Caroline Co-Founder, COO | Sale 10b5-1 | −100,000 | $90.29 | $9.0M | 1,480,000 |
| 2026-01-05 | DeWitte Jacob Co-Founder, CEO | Sale 10b5-1 | −100,000 | $90.29 | $9.0M | 1,480,000 |
| 2026-01-05 | DeWitte Jacob Co-Founder, CEO | Sale 10b5-1 | −100,000 | $90.29 | $9.0M | 1,480,000 |
| 2025-12-24 | Cochran Caroline Co-Founder, COO | Gift | −7,583,085 | 919,023 | ||
| 2025-12-24 | Cochran Caroline Co-Founder, COO | Gift | −7,851,901 | 928,197 | ||
| 2025-12-24 | DeWitte Jacob Co-Founder, CEO | Gift | −7,851,901 | 928,197 | ||
| 2025-12-24 | DeWitte Jacob Co-Founder, CEO | Gift | −7,583,085 | 919,023 | ||
| 2025-12-22 | Schweiger Patrick Joseph Chief Technology Officer | Grant or award · Restricted Stock Units | +27,500 | 71,916 | ||
| 2025-12-22 | Goodwin William Carroll Murphy Chief Legal & Strategy Officer | Grant or award · Restricted Stock Units | +27,500 | 187,443 | ||
| 2025-12-22 | Cochran Caroline Co-Founder, COO | Sale 10b5-1 | −30,634 | $80.84 | $2.5M | 1,969,366 |
| 2025-12-22 | Cochran Caroline Co-Founder, COO | Sale 10b5-1 | −142,696 | $81.67 | $11.7M | 1,826,670 |
| 2025-12-22 | Cochran Caroline Co-Founder, COO | Sale 10b5-1 | −191,284 | $82.61 | $15.8M | 1,635,386 |
| 2025-12-22 | Cochran Caroline Co-Founder, COO | Sale 10b5-1 | −42,653 | $83.56 | $3.6M | 1,592,733 |
| 2025-12-22 | Cochran Caroline Co-Founder, COO | Sale 10b5-1 | −11,089 | $84.55 | $938K | 1,581,644 |
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