OKLO INC COM CL A

OKLO INC COM CL A is a security (CUSIP 02156V109) tracked across SEC portfolio filings. 716 institutional managers reported $6.2B on Form 13F as of 2026-06-30; 28 registered fund positions totaling $129.3M via N-PORT as of 2026-05-31.

Summary

Top institutional holders (Form 13F)

Showing 15 of 716 managers by value.

ManagerLocationValueShares
VANGUARD GROUP INCValley Forge, PA$835.1M11,637,504
BlackRock, Inc.New York, NY$788.9M15,907,512
JANE STREET GROUP, LLCNEW YORK, NY$461.6M533,000
SUSQUEHANNA INTERNATIONAL GROUP, LLPBALA CYNWYD, PA$444.7M665,979
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.CENTRAL, K3$439.2M8,856,496
WOLVERINE TRADING, LLCCHICAGO, IL$280.1M
CITADEL ADVISORS LLCMIAMI, FL$270.1M249,676
Defiance ETFs, LLCNEW YORK, NY$180.7M3,643,044
Walleye Trading LLCNEW YORK, NY$172.6M24,213
STATE STREET CORPBOSTON, MA$164.9M3,326,142
GEODE CAPITAL MANAGEMENT, LLCBOSTON, MA$151.2M3,054,149
MORGAN STANLEYNEW YORK, NY$133.0M2,681,738
Alyeska Investment Group, L.P.CHICAGO, IL$84.8M1,709,692
UBS Group AGZurich, V8$72.8M1,206,299
Cubist Systematic Strategies, LLCStamford, CT$59.7M

Top fund holders (N-PORT)

Showing 15 of 28 fund positions by value.

FundRegistrantValue% of fund
VANGUARD EXTENDED MARKET INDEX FUNDVANGUARD INDEX FUNDS$68.4M8.39%
VANGUARD RUSSELL 2000 INDEX FUNDVANGUARD SCOTTSDALE FUNDS$41.9M23.93%
Master Small Cap Index SeriesQuantitative Master Series LLC$9.8M20.40%
VANGUARD BALANCED INDEX FUNDVANGUARD VALLEY FORGE FUNDS$3.7M0.63%
VANGUARD INSTITUTIONAL TOTAL STOCK MARKET INDEX FUNDVANGUARD INSTITUTIONAL INDEX FUNDS$3.2M1.05%
SPIRIT OF AMERICA ENERGY FUNDSpirit of America Investment Fund, Inc.$1.8M116.52%
CAZ Strategic Opportunities FundCAZ Strategic Opportunities Fund$1.7M26.22%
VOYA SMALL COMPANY PORTFOLIOVoya VARIABLE PORTFOLIOS INC$1.3M69.50%
Goldman Sachs ActiveBeta(R) U.S. Small Cap Equity ETFGoldman Sachs ETF Trust$1.2M12.45%
Firsthand Technology Opportunities FundFirsthand Funds$992K240.24%
DWS Small Cap Index VIPDEUTSCHE DWS INVESTMENTS VIT FUNDS$848K20.22%
T. Rowe Price Small-Cap Value Fund, Inc.T. ROWE PRICE SMALL-CAP VALUE FUND, INC.$741K0.80%
Schwab 1000 Index ETFSCHWAB STRATEGIC TRUST$663K1.17%
Nuveen Nasdaq 100 Dynamic Overwrite FundNuveen NASDAQ 100 Dynamic Overwrite Fund$583K4.17%
PGIM Jennison Blend FundPrudential Jennison Blend Fund, Inc.$515K4.40%

More