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
Jun 30, 2026View all →
InsidersInstitutions
Who's accumulating and trimming this stock (13F).| Date | Actor | Action | Security | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|---|
| Q2 2026 as of | BlackRock, Inc. 13F manager | Trim | Common stock | $-392.92M | -7.5M -50.66% | 7,311,968 3.93% of shares | high |
| Q1 2026 as of | Norges Bank 13F manager | Exit | Common stock | $-73.79M | -1.0M -100.00% | 0 | high |
| Q4 2025 as of | Norges Bank 13F manager | New | Common stock | $73.79M | +1.0M | 1,028,227 0.55% of shares | high |
| Q2 2026 as of | State Street Corporation 13F manager | Trim | Common stock | $-35.70M | -682K -22.29% | 2,378,058 1.28% of shares | medium |
| Q3 2025 as of | Barclays PLC 13F manager | Trim | Common stock | $-27.85M | -249K -60.70% | 161,495 0.09% of shares | medium |
| Q2 2025 as of | Barclays PLC 13F manager | Add | Common stock | $22.65M | +405K +6355.17% | 410,936 0.22% of shares | medium |
| Q2 2026 as of | Deutsche Bank AG 13F manager | Trim | Common stock | $-17.60M | -336K -95.51% | 15,822 <0.01% of shares | medium |
| Q4 2025 as of | Barclays PLC 13F manager | Add | Common stock | $17.17M | +239K +148.16% | 400,773 0.22% of shares | medium |
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 |