- Quarter
- Mar 31, 2026
- Shares held
- 8,968,379
- Share change
- +1,256,961
- Value change
- +$62.33M
SEC FORM 13F
Oklo Inc. (OKLO) institutional 13F changes
Institutional holding changes reported on SEC Form 13F, classified as new, added, reduced or sold out, with a direct filing source for every row.
Last updated: 08/13/2026, 08:05 PM UTCAll OKLO stock data
- Recent 13F changes
- 12
- Institutions
- 12
- Bought / reduced
- 7 / 5
- Latest report period
- Jun 30, 2026
Institutional 13F changes
Newest filings first| Quarter | Institution | Type | Shares held | Share change | Value change | Source |
|---|---|---|---|---|---|---|
| Mar 31, 2026 | Susquehanna International Group, LLP | Added | 8,968,379 | +1,256,961 | +$62.33M | SEC 13F ↗ |
| Jun 30, 2026 | BlackRock, Inc. | Reduced | 7,311,968 | -8,595,544 | -$406.22M | SEC 13F ↗ |
| Jun 30, 2026 | Vanguard Capital Management LLC | Added | 6,539,334 | +708,401 | +$53.05M | SEC 13F ↗ |
| Jun 30, 2026 | Vanguard Portfolio Management LLC | Added | 6,425,515 | +187,597 | +$26.91M | SEC 13F ↗ |
| Mar 31, 2026 | Citadel Advisors LLC | Reduced | 5,445,876 | -1,617,517 | -$80.21M | SEC 13F ↗ |
| Mar 31, 2026 | Morgan Stanley | Added | 2,681,738 | +797,172 | +$39.53M | SEC 13F ↗ |
| Jun 30, 2026 | State Street Corp | Reduced | 2,378,058 | -948,084 | -$40.5M | SEC 13F ↗ |
| Jun 30, 2026 | Geode Capital Management, LLC | Reduced | 2,364,428 | -689,721 | -$27.42M | SEC 13F ↗ |
| Mar 31, 2026 | Norges Bank | Sold out | 1,028,227 | — | — | SEC 13F ↗ |
| Mar 31, 2026 | UBS Group AG | Added | 1,467,757 | +444,930 | +$22.06M | SEC 13F ↗ |
| Mar 31, 2026 | Charles Schwab Investment Management Inc | Added | 1,185,731 | +25,525 | +$1.27M | SEC 13F ↗ |
| Mar 31, 2026 | Northern Trust Corp | Added | 1,153,066 | +133,556 | +$6.62M | SEC 13F ↗ |
BlackRock, Inc.Reduced
- Quarter
- Jun 30, 2026
- Shares held
- 7,311,968
- Share change
- -8,595,544
- Value change
- -$406.22M
- Quarter
- Jun 30, 2026
- Shares held
- 6,539,334
- Share change
- +708,401
- Value change
- +$53.05M
- Quarter
- Jun 30, 2026
- Shares held
- 6,425,515
- Share change
- +187,597
- Value change
- +$26.91M
Citadel Advisors LLCReduced
- Quarter
- Mar 31, 2026
- Shares held
- 5,445,876
- Share change
- -1,617,517
- Value change
- -$80.21M
Morgan StanleyAdded
- Quarter
- Mar 31, 2026
- Shares held
- 2,681,738
- Share change
- +797,172
- Value change
- +$39.53M
State Street CorpReduced
- Quarter
- Jun 30, 2026
- Shares held
- 2,378,058
- Share change
- -948,084
- Value change
- -$40.5M
- Quarter
- Jun 30, 2026
- Shares held
- 2,364,428
- Share change
- -689,721
- Value change
- -$27.42M
Norges BankSold out
- Quarter
- Mar 31, 2026
- Shares held
- 1,028,227
- Share change
- —
- Value change
- —
UBS Group AGAdded
- Quarter
- Mar 31, 2026
- Shares held
- 1,467,757
- Share change
- +444,930
- Value change
- +$22.06M
- Quarter
- Mar 31, 2026
- Shares held
- 1,185,731
- Share change
- +25,525
- Value change
- +$1.27M
Northern Trust CorpAdded
- Quarter
- Mar 31, 2026
- Shares held
- 1,153,066
- Share change
- +133,556
- Value change
- +$6.62M
How to read this dataset
Form 13F is filed after quarter end and can lag current holdings. Share counts may be derived from reported value and filing price; derived values are identified as calculations.