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
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

Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return
XT
XTX Topco George Town, Cayman Islands $5.75B AUM 30.56% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return
TSS
Two Sigma Securities New York $861M AUM 21.33% 1-Year Est. Return
CAI
Capital Advisors Inc Tulsa, Oklahoma $6.8B AUM 26.96% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return
Citigroup
Citigroup New York $235B AUM 32.99% 1-Year Est. Return
Wells Fargo
Wells Fargo San Francisco, California $530B AUM 22.01% 1-Year Est. Return

Jane Street's MPU Position: Q1 2026 in Review

Jane Street reduced its Mega Matrix (MPU) stake by 12% in Q1 2026, selling an estimated $8.49K and leaving 74,692 shares worth $56.8K. The position accounts for ﹤0.01% of the portfolio, ranked #10922.

Jane Street first reported a position in MPU in Q4 2021 and has held it in 8 quarters since. The position peaked at $3.05M in Q4 2021. 11 funds tracked by Wall St. Rank hold MPU as of Q1 2026.

  • Jane Street held 74,692 shares of Mega Matrix worth $56.8K as of Q1 2026.
  • Jane Street sold 10,260 Mega Matrix shares in Q1 2026, an estimated $8.49K.
  • Mega Matrix made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #10922 holding.
  • Jane Street first reported a position in Mega Matrix in Q4 2021 and has held it in 8 quarters since.
  • Jane Street's Mega Matrix position peaked at $3.05M in Q4 2021.
  • 11 funds tracked by Wall St. Rank held Mega Matrix as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.