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 |
|---|---|---|---|---|---|---|
| 2026-06-01 | Cochran Caroline Co-Founder, COO | Sale 10b5-1 | −25,186 | $67.75 | $1.7M | 538,039 |
| 2026-06-01 | Cochran Caroline Co-Founder, COO | Sale 10b5-1 | −40,000 | $69.10 | $2.8M | 609,479 |
| 2026-06-01 | Cochran Caroline Co-Founder, COO | Sale 10b5-1 | −60,000 | $68.29 | $4.1M | 571,533 |
| 2026-06-01 | Cochran Caroline Co-Founder, COO | Sale 10b5-1 | −38,200 | $69.64 | $2.7M | 578,283 |
| 2026-06-01 | Cochran Caroline Co-Founder, COO | Sale 10b5-1 | −1,800 | $70.45 | $127K | 576,483 |
| 2026-06-01 | DeWitte Jacob Co-Founder, CEO | Sale 10b5-1 | −60,000 | $68.29 | $4.1M | 571,533 |
| 2026-06-01 | DeWitte Jacob Co-Founder, CEO | Sale 10b5-1 | −38,200 | $69.64 | $2.7M | 578,283 |
| 2026-06-01 | DeWitte Jacob Co-Founder, CEO | Sale 10b5-1 | −1,800 | $70.45 | $127K | 576,483 |
| 2026-06-01 | DeWitte Jacob Co-Founder, CEO | Sale 10b5-1 | −12,600 | $64.99 | $819K | 585,439 |
| 2026-06-01 | DeWitte Jacob Co-Founder, CEO | Sale 10b5-1 | −7,400 | $66.14 | $489K | 578,039 |
| 2026-06-01 | DeWitte Jacob Co-Founder, CEO | Sale 10b5-1 | −14,814 | $67.15 | $995K | 563,225 |
| 2026-06-01 | DeWitte Jacob Co-Founder, CEO | Sale 10b5-1 | −25,186 | $67.75 | $1.7M | 538,039 |
| 2026-06-01 | DeWitte Jacob Co-Founder, CEO | Sale 10b5-1 | −40,000 | $69.10 | $2.8M | 609,479 |
| 2026-05-20 | Goodwin William Carroll Murphy Chief Legal & Strategy Officer | Sale | −10,548 | $58.04 | $612K | 36,175 |
| 2026-05-19 | Goodwin William Carroll Murphy Chief Legal & Strategy Officer | Option exercise | +20,686 | 46,723 | ||
| 2026-05-19 | Goodwin William Carroll Murphy Chief Legal & Strategy Officer | Option exercise · Restricted Stock Units | −20,686 | 146,072 | ||
| 2026-05-04 | Bealmear Richard Craig Chief Financial Officer | Option exercise | +5,880 | $3.18 | $19K | 397,642 |
| 2026-05-04 | Bealmear Richard Craig Chief Financial Officer | Option exercise · Stock Options | −5,880 | 802,403 | ||
| 2026-05-01 | Bealmear Richard Craig Chief Financial Officer | Option exercise | +16,216 | $3.18 | $52K | 407,978 |
| 2026-05-01 | Bealmear Richard Craig Chief Financial Officer | Sale | −16,216 | $69.92 | $1.1M | 391,762 |
Page 9 of 30 · 586 trades