Citadel Advisors
OKLO

Citadel Advisors’s Oklo OKLO Stock Holding History

Citadel Advisors’s Portfolio OKLO Stock Details OKLO Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$190M Sell
3,840,000
-497,000
-11% -$35.7M 0.03% 473
2025
Q4 		$311M Sell
4,337,000
-445,400
-9% -$49.7M 0.05% 325
2025
Q3 		$534M Buy
4,782,400
+2,945,800
+160% +$231M 0.08% 166
2025
Q2 		$103M Buy
1,836,600
+317,200
+21% +$12.2M 0.02% 751
2025
Q1 		$32.9M Sell
1,519,400
-261,700
-15% -$8.84M 0.01% 1504
2024
Q4 		$37.8M Buy
1,781,100
+1,536,300
+628% +$29.8M 0.01% 1526
2024
Q3 		$1.98M Buy
244,800
+62,800
+35% +$473K ﹤0.01% 5554
2024
Q2 		$1.54M Buy
+182,000
New +$2.05M ﹤0.01% 5798

Other funds holding OKLO

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Mirae Asset Global ETFs Holdings
Mirae Asset Global ETFs Holdings Causeway Bay, Hong Kong $73.7B AUM 53.56% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VanEck Associates
VanEck Associates New York $133B AUM 72.99% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
DE
Defiance ETFs New York $6.98B AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Alyeska Investment Group
Alyeska Investment Group Chicago, Illinois $35.4B AUM 33.54% 1-Year Est. Return

Citadel Advisors's OKLO Position: Q1 2026 in Review

Citadel Advisors increased its Oklo (OKLO) stake by 14% in Q1 2026, buying an estimated $2.24M and bringing the position to 249,676 shares worth $12.4M. The position accounts for ﹤0.01% of the portfolio, ranked #2947.

Citadel Advisors first reported a position in OKLO in Q3 2021 and has held it in 16 quarters since. The position peaked at $36.7M in Q3 2021. 675 funds tracked by Wall St. Rank hold OKLO as of Q1 2026.

  • Citadel Advisors held 249,676 shares of Oklo worth $12.4M as of Q1 2026.
  • Citadel Advisors bought 31,204 Oklo shares in Q1 2026, an estimated $2.24M.
  • Oklo made up ﹤0.01% of Citadel Advisors's portfolio in Q1 2026, its #2947 holding.
  • Citadel Advisors first reported a position in Oklo in Q3 2021 and has held it in 16 quarters since.
  • Citadel Advisors's Oklo position peaked at $36.7M in Q3 2021.
  • 675 funds tracked by Wall St. Rank held Oklo as of Q1 2026.

Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.