Jane Street
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Jane Street’s Dyne Therapeutics DYN Stock Holding History

Jane Street’s Portfolio DYN Stock Details DYN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$196K Sell
10,800
-20,800
-66% -$359K ﹤0.01% 10168
2025
Q4 		$618K Buy
31,600
+8,600
+37% +$163K ﹤0.01% 7218
2025
Q3 		$291K Buy
+23,000
New +$262K ﹤0.01% 8961
2025
Q1 		– Sell
-30,900
Closed -$728K – 9672
2024
Q4 		$728K Sell
30,900
-17,500
-36% -$518K ﹤0.01% 5986
2024
Q3 		$1.74M Sell
48,400
-39,000
-45% -$1.55M ﹤0.01% 4767
2024
Q2 		$3.08M Buy
87,400
+77,800
+810% +$2.26M ﹤0.01% 3769
2024
Q1 		$273K Buy
+9,600
New +$217K ﹤0.01% 7709

Other funds holding DYN

T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return
Janus Henderson Group
Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
AVLSA
Atlas Venture Life Science Advisors Cambridge, Massachusetts $790M AUM 223.66% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
OAG
Orbis Allan Gray Hamilton, Bermuda $23.7B AUM 65.43% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
PA
Perceptive Advisors New York $5.12B AUM 314.02% 1-Year Est. Return
FIS
FCPM III Services Naarden, Netherlands $722M AUM 73.61% 1-Year Est. Return

Jane Street's DYN Position: Q1 2026 in Review

Jane Street sold out of Dyne Therapeutics (DYN) in Q1 2026, closing a stake of 70,323 shares — an estimated $1.21M sold.

Jane Street first reported a position in DYN in Q4 2022 and held it in 12 quarters. The position peaked at $7.6M in Q2 2024. 227 funds tracked by Wall St. Rank hold DYN as of Q1 2026.

  • Jane Street reported no remaining Dyne Therapeutics position as of Q1 2026 after selling out during the quarter.
  • Jane Street sold 70,323 Dyne Therapeutics shares in Q1 2026, an estimated $1.21M.
  • Jane Street first reported a position in Dyne Therapeutics in Q4 2022 and held it in 12 quarters.
  • Jane Street's Dyne Therapeutics position peaked at $7.6M in Q2 2024.
  • 227 funds tracked by Wall St. Rank held Dyne Therapeutics as of Q1 2026.

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