Jane Street
OKLO

Jane Street’s Oklo OKLO Stock Holding History

Jane Street’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
Q2 		$66.4M Buy
1,269,146
+736,146
+138% +$45.9M 0.01% 1194
2026
Q1 		$26.4M Buy
+533,000
New +$38.3M ﹤0.01% 1540
2025
Q2 		– Sell
-134,519
Closed -$5.19M – 11158
2025
Q1 		$2.91M Sell
134,519
-156,517
-54% -$5.29M ﹤0.01% 3761
2024
Q4 		$6.18M Sell
291,036
-233,049
-44% -$4.52M ﹤0.01% 2397
2024
Q3 		$4.24M Buy
524,085
+1,058
+0.2% +$7.97K ﹤0.01% 3126
2024
Q2 		$4.43M Buy
+523,027
New +$5.88M ﹤0.01% 3152
2023
Q4 		– Sell
-105,929
Closed -$1.1M – 9926
2023
Q3 		$1.1M Buy
105,929
+5,887
+6% +$61K ﹤0.01% 5041
2023
Q2 		$1.04M Sell
100,042
-40
-0% -$417 ﹤0.01% 5124
2023
Q1 		$1.02M Sell
100,082
-25
-0% -$252 ﹤0.01% 4963
2022
Q4 		$993K Sell
100,107
-54
-0.1% -$531 ﹤0.01% 4998
2022
Q3 		$978K Sell
100,161
-248
-0.2% -$2.41K ﹤0.01% 5445
2022
Q2 		$969K Sell
100,409
-371
-0.4% -$3.6K ﹤0.01% 5536
2022
Q1 		$984K Buy
100,780
+658
+0.7% +$6.42K ﹤0.01% 6170
2021
Q4 		$986K Buy
100,122
+122
+0.1% +$1.2K ﹤0.01% 5932
2021
Q3 		$981K Buy
+100,000
New +$987K ﹤0.01% 5948

Other funds holding OKLO

Mirae Asset Global ETFs Holdings
Mirae Asset Global ETFs Holdings Causeway Bay, Hong Kong $83.9B AUM 60.43% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
Norges Bank
Norges Bank Oslo, Norway $1T AUM
CS
Clear Street New York $39.5B AUM 124.03% 1-Year Est. Return

Jane Street's OKLO Position: Q2 2026 in Review

Jane Street increased its Oklo (OKLO) stake by 138% in Q2 2026, buying an estimated $45.9M and bringing the position to 1,269,146 shares worth $66.4M. The position accounts for 0.01% of the portfolio, ranked #1194.

Jane Street first reported a position in OKLO in Q3 2021 and has held it in 15 quarters since. 624 funds tracked by Wall St. Rank hold OKLO as of Q2 2026.

  • Jane Street held 1,269,146 shares of Oklo worth $66.4M as of Q2 2026.
  • Jane Street bought 736,146 Oklo shares in Q2 2026, an estimated $45.9M.
  • Oklo made up 0.01% of Jane Street's portfolio in Q2 2026, its #1194 holding.
  • Jane Street first reported a position in Oklo in Q3 2021 and has held it in 15 quarters since.
  • 624 funds tracked by Wall St. Rank held Oklo as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.