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 |
|---|---|---|---|---|---|---|
| 2026-09-26 | Goodwin William Carroll Murphy Chief Strategy Officer | Option exercise · Restricted Stock Units | −3,294 | 94,593 | ||
| 2026-09-14 | Renner Alexandra Chief Product Officer | Gift | −6,763 | 116,390 | ||
| 2026-09-14 | Jansen John M Director | Sale | −6,354 | $36.67 | $233K | 6,000 |
| 2026-09-13 | Renner Alexandra Chief Product Officer | Option exercise | +1,202 | 476,224 | ||
| 2026-09-13 | Renner Alexandra Chief Product Officer | Option exercise · Restricted Stock Units | −1,202 | 129,642 | ||
| 2026-09-13 | Hanson John Chief of Staff | Option exercise | +961 | 360,391 | ||
| 2026-09-13 | Hanson John Chief of Staff | Option exercise · Restricted Stock Units | −961 | 55,121 | ||
| 2026-09-11 | Narayanadas Vivek General Counsel & Secretary | Option exercise | +210 | 8,369 | ||
| 2026-09-11 | Narayanadas Vivek General Counsel & Secretary | Option exercise · Restricted Stock Units | −210 | 48,335 | ||
| 2026-09-09 | Narayanadas Vivek General Counsel & Secretary | Sale 10b5-1 | −365 | $43.31 | $16K | 8,159 |
| 2026-09-08 | Narayanadas Vivek General Counsel & Secretary | Sale 10b5-1 | −238 | $42.06 | $10K | 8,524 |
| 2026-09-08 | Narayanadas Vivek General Counsel & Secretary | Option exercise 10b5-1 | +687 | 8,762 | ||
| 2026-09-08 | Narayanadas Vivek General Counsel & Secretary | Option exercise · Restricted Stock Units 10b5-1 | −687 | 2,746 | ||
| 2026-09-04 | Narayanadas Vivek General Counsel & Secretary | Sale 10b5-1 | −538 | $39.88 | $21K | 8,075 |
| 2026-09-03 | Narayanadas Vivek General Counsel & Secretary | Option exercise 10b5-1 | +1,014 | 8,613 | ||
| 2026-09-03 | Narayanadas Vivek General Counsel & Secretary | Option exercise · Restricted Stock Units 10b5-1 | −1,014 | 17,241 | ||
| 2026-09-02 | Bealmear Richard Craig Chief Financial Officer | Option exercise 10b5-1 | +5,666 | $3.18 | $18K | 461,642 |
| 2026-09-02 | Bealmear Richard Craig Chief Financial Officer | Option exercise · Stock Options 10b5-1 | −5,666 | 614,019 | ||
| 2026-09-01 | Renner Alexandra Chief Product Officer | Sale | −1,930 | $38.40 | $74K | 475,022 |
| 2026-09-01 | Bealmear Richard Craig Chief Financial Officer | Option exercise 10b5-1 | +16,430 | $3.18 | $52K | 472,406 |
Page 4 of 30 · 586 trades