Jane Street
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Jane Street’s Mega Matrix MPU Stock Holding History

Jane Street’s Portfolio MPU Stock Details MPU Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		– Sell
-74,692
Closed -$56.8K – 12561
2026
Q1 		$56.8K Sell
74,692
-10,260
-12% -$8.49K ﹤0.01% 10922
2025
Q4 		$77.3K Sell
84,952
-13,826
-14% -$15.3K ﹤0.01% 10321
2025
Q3 		$119K Buy
98,778
+70,656
+251% +$166K ﹤0.01% 10049
2025
Q2 		$32.6K Buy
+28,122
New +$24.8K ﹤0.01% 9277
2024
Q4 		– Sell
-28,984
Closed -$29.3K – 10131
2024
Q3 		$29.3K Buy
+28,984
New +$54.6K ﹤0.01% 9253
2024
Q2 		– Sell
-12,346
Closed -$35.3K – 9897
2024
Q1 		$35.3K Buy
+12,346
New +$34.5K ﹤0.01% 8815
2022
Q2 		– Sell
-45,630
Closed -$91K – 10426
2022
Q1 		$91K Sell
45,630
-209,795
-82% -$1.19M ﹤0.01% 9496
2021
Q4 		$3.05M Buy
+255,425
New +$2.28M ﹤0.01% 3652

Other funds holding MPU

HF
HRT Financial New York $54.8B AUM 81.03% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
TSS
Two Sigma Securities New York $1.16B AUM 36.23% 1-Year Est. Return
XT
XTX Topco George Town, Cayman Islands $7.72B AUM 32.88% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return
CAI
Capital Advisors Inc Tulsa, Oklahoma $6.8B AUM 26.96% 1-Year Est. Return

Jane Street's MPU Position: Q2 2026 in Review

Jane Street sold out of Mega Matrix (MPU) in Q2 2026, closing a stake of 74,692 shares — an estimated $56.8K sold.

Jane Street first reported a position in MPU in Q4 2021 and held it in 8 quarters. The position peaked at $3.05M in Q4 2021. 10 funds tracked by Wall St. Rank hold MPU as of Q2 2026.

  • Jane Street reported no remaining Mega Matrix position as of Q2 2026 after selling out during the quarter.
  • Jane Street sold 74,692 Mega Matrix shares in Q2 2026, an estimated $56.8K.
  • Jane Street first reported a position in Mega Matrix in Q4 2021 and held it in 8 quarters.
  • Jane Street's Mega Matrix position peaked at $3.05M in Q4 2021.
  • 10 funds tracked by Wall St. Rank held Mega Matrix as of Q2 2026.

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