Companies / Oklo Inc.
Oklo Inc.
NYSE: OKLOCIK 1849056SANTA CLARA, CA
Financials
Ownership
186.0M shares outstanding · as of Aug 4, 2026
Ownership
| Insiders | 1.31% | 2,445,955 |
| 10%+ / strategic | 7.75% | 14,419,350 |
| Institutions | 32.02% | 59,565,022 |
| Public float | 58.91% | 109,587,323 |
% of common shares outstanding (exact, from the latest cover-page filing). Institutions are quarterly 13F snapshots; insiders reflect current officers & directors.
Insiders 8
View all →| Insider | % of shares | Shares |
|---|---|---|
Cochran CarolineFormerCo-Founder, COO · Director · 10% owner | 1.11% | 2,061,533 |
DeWitte JacobCEOCo-Founder, CEO · Director · 10% owner | 1.09% | 2,028,039 |
Bealmear Richard CraigChief Financial Officer | 0.21% | 386,008 |
Goodwin William Carroll MurphyFormerChief Legal & Strategy Officer | 0.01% | 26,037 |
Kinzley RichardDirector | 0.01% | 19,554 |
Schweiger Patrick JosephFormerChief Technology Officer | 0.01% | 19,430 |
Jansen John MDirector | <0.01% | 12,354 |
Christian David aDirector | — | — |
Institutional holders 700
View all →| Holder | Value | % of shares |
|---|---|---|
| $835.11M | 6.26% | |
| $561.40M | 4.21% | |
| $382.64M | 3.93% | |
| $151.19M | 1.64% | |
| $135.20M | 1.01% | |
| $124.44M | 1.28% | |
| $83.26M | 0.62% | |
| $73.79M | 0.55% | |
| $73.14M | 0.55% | |
| $71.98M | 0.54% |
Activity
InsidersInstitutions
What insiders are doing in this stock (Form 4).| Date | Actor | Action | Security | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|---|
| Jan 5, 2026 | Cochran Caroline Executive | Sell | Class A Common Stock | $9.03M | -100K -6.33% | 1,480,000 0.80% of shares | medium |
| Jan 5, 2026 | DeWitte Jacob CEO | Sell | Class A Common Stock | $9.03M | -100K -6.33% | 1,480,000 0.80% of shares | medium |
| Jan 7, 2026 | DeWitte Jacob CEO | Sell | Class A Common Stock | $6.99M | -70K -4.72% | 1,410,173 0.76% of shares | medium |
| Jan 7, 2026 | Cochran Caroline Executive | Sell | Class A Common Stock | $6.99M | -70K -4.72% | 1,410,174 0.76% of shares | medium |
| Mar 12, 2026 | Cochran Caroline Executive | Exercise | Class A Common Stock | $6.70M | +112K +16.33% | 800,556 0.43% of shares | low |
| Mar 12, 2026 | Bealmear Richard Craig Executive | Exercise | Class A Common Stock | $4.77M | +80K +27.19% | 374,255 0.20% of shares | low |
| Mar 12, 2026 | DeWitte Jacob CEO | Exercise | Class A Common Stock | $4.69M | +79K +11.58% | 757,676 0.41% of shares | low |
| Mar 12, 2026 | Bealmear Richard Craig Executive | Exercise | Class A Common Stock | $4.69M | +79K +21.02% | 452,907 0.24% of shares | low |
5%+ ownership events
Schedule 13D / 13G
| Filer | Stance | % of class |
|---|---|---|
| Vanguard Group Inc | Passive13G/A | — |
| BlackRock, Inc. | Passive13G/A | — |
Securities
via CUSIP / OpenFIGI
| Symbol | Type | CUSIP |
|---|---|---|
| OKLO | — | 02156V109 |