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 |
|---|---|---|---|---|---|---|
| 2025-12-17 | Bealmear Richard Craig Chief Financial Officer | Option exercise | +150,000 | $3.18 | $477K | 271,913 |
| 2025-12-17 | Bealmear Richard Craig Chief Financial Officer | Sale | −69,841 | $78.40 | $5.5M | 202,072 |
| 2025-12-17 | Bealmear Richard Craig Chief Financial Officer | Option exercise · Stock Options | −150,000 | 975,759 | ||
| 2025-12-01 | Goodwin William Carroll Murphy Chief Legal & Strategy Officer | Sale | −5,864 | $88.42 | $519K | 13,620 |
| 2025-11-28 | Goodwin William Carroll Murphy Chief Legal & Strategy Officer | Option exercise | +10,000 | 18,750 | ||
| 2025-11-28 | Goodwin William Carroll Murphy Chief Legal & Strategy Officer | Option exercise | +734 | 19,484 | ||
| 2025-11-28 | Goodwin William Carroll Murphy Chief Legal & Strategy Officer | Option exercise · Restricted Stock Units | −10,000 | 0 | ||
| 2025-11-28 | Goodwin William Carroll Murphy Chief Legal & Strategy Officer | Option exercise · Restricted Stock Units | −734 | 1,468 | ||
| 2025-11-19 | Goodwin William Carroll Murphy Chief Legal & Strategy Officer | Sale | −11,936 | $101.84 | $1.2M | 8,750 |
| 2025-11-18 | Goodwin William Carroll Murphy Chief Legal & Strategy Officer | Option exercise | +20,686 | 20,686 | ||
| 2025-11-18 | Goodwin William Carroll Murphy Chief Legal & Strategy Officer | Option exercise · Restricted Stock Units | −20,686 | 144,798 | ||
| 2025-09-30 | Cochran Caroline Co-Founder, COO | Sale 10b5-1 | −52,227 | $110.30 | $5.8M | 9,749,881 |
| 2025-09-30 | Cochran Caroline Co-Founder, COO | Sale 10b5-1 | −42,035 | $111.14 | $4.7M | 9,707,846 |
| 2025-09-30 | Cochran Caroline Co-Founder, COO | Sale 10b5-1 | −110,065 | $112.14 | $12.3M | 9,597,781 |
| 2025-09-30 | Cochran Caroline Co-Founder, COO | Sale 10b5-1 | −48,873 | $113.07 | $5.5M | 9,548,908 |
| 2025-09-30 | Cochran Caroline Co-Founder, COO | Sale 10b5-1 | −17,928 | $114.07 | $2.0M | 9,530,980 |
| 2025-09-30 | Cochran Caroline Co-Founder, COO | Sale 10b5-1 | −21,792 | $115.21 | $2.5M | 9,509,188 |
| 2025-09-30 | Cochran Caroline Co-Founder, COO | Sale 10b5-1 | −6,880 | $116.15 | $799K | 9,502,308 |
| 2025-09-30 | Cochran Caroline Co-Founder, COO | Sale 10b5-1 | −200 | $116.82 | $23K | 9,502,108 |
| 2025-09-30 | Cochran Caroline Co-Founder, COO | Sale 10b5-1 | −52,228 | $110.30 | $5.8M | 10,027,870 |
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