Jane Street
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Jane Street’s Ring Energy REI Stock Holding History

Jane Street’s Portfolio REI Stock Details REI Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$545K Buy
504,400
+52,700
+12% +$73.5K ﹤0.01% 7814
2026
Q1 		$691K Buy
451,700
+327,700
+264% +$416K ﹤0.01% 7296
2025
Q4 		$108K Sell
124,000
-15,900
-11% -$15.2K ﹤0.01% 10148
2025
Q3 		$152K Sell
139,900
-116,000
-45% -$105K ﹤0.01% 9874
2025
Q2 		$203K Buy
+255,900
New +$217K ﹤0.01% 8516
2025
Q1 		– Sell
-100,000
Closed -$136K – 10414
2024
Q4 		$136K Hold
100,000
– – ﹤0.01% 8623
2024
Q3 		$160K Buy
+100,000
New +$179K ﹤0.01% 8783
2023
Q4 		– Sell
-12,400
Closed -$24.2K – 9704
2023
Q3 		$24.2K Buy
+12,400
New +$24.9K ﹤0.01% 8283
2023
Q1 		– Sell
-124,100
Closed -$305K – 9761
2022
Q4 		$305K Buy
124,100
+62,500
+101% +$172K ﹤0.01% 6991
2022
Q3 		$143K Sell
61,600
-70,300
-53% -$192K ﹤0.01% 8438
2022
Q2 		$351K Sell
131,900
-29,200
-18% -$121K ﹤0.01% 7343
2022
Q1 		$615K Buy
161,100
+112,300
+230% +$345K ﹤0.01% 7089
2021
Q4 		$111K Buy
48,800
+200
+0.4% +$619 ﹤0.01% 9183
2021
Q3 		$143K Buy
48,600
+6,100
+14% +$15.6K ﹤0.01% 9090
2021
Q2 		$127K Buy
+42,500
New +$102K ﹤0.01% 9154

Other funds holding REI

PEAK6
PEAK6 Chicago, Illinois $48.6B AUM 40.56% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Adage Capital Partners
Adage Capital Partners Boston, Massachusetts $71.3B AUM 56.8% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return
Barclays
Barclays London, United Kingdom $521B AUM 51.41% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return

Jane Street's REI Position: Q2 2026 in Review

Jane Street sold out of Ring Energy (REI) in Q2 2026, closing a stake of 1,517,705 shares — an estimated $2.12M sold.

Jane Street first reported a position in REI in Q1 2014 and held it in 29 quarters. The position peaked at $2.32M in Q1 2026. 143 funds tracked by Wall St. Rank hold REI as of Q2 2026.

  • Jane Street reported no remaining Ring Energy position as of Q2 2026 after selling out during the quarter.
  • Jane Street sold 1,517,705 Ring Energy shares in Q2 2026, an estimated $2.12M.
  • Jane Street first reported a position in Ring Energy in Q1 2014 and held it in 29 quarters.
  • Jane Street's Ring Energy position peaked at $2.32M in Q1 2026.
  • 143 funds tracked by Wall St. Rank held Ring Energy as of Q2 2026.

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