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Mutual of America Capital Management’s Dyne Therapeutics DYN Stock Holding History

Mutual of America Capital Management’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
2025
Q3 		– Sell
-51,011
Closed -$486K – 1369
2025
Q2 		$486K Buy
51,011
+2,495
+5% +$27.5K 0.01% 1089
2025
Q1 		$507K Buy
48,516
+168
+0.3% +$2.4K 0.01% 1097
2024
Q4 		$1.14M Sell
48,348
-43
-0.1% -$1.27K 0.01% 982
2024
Q3 		$1.74M Sell
48,391
-454
-0.9% -$18.1K 0.02% 925
2024
Q2 		$1.72M Buy
+48,845
New +$1.42M 0.02% 912

Other funds holding DYN

Janus Henderson Group
Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
AVLSA
Atlas Venture Life Science Advisors Cambridge, Massachusetts $790M AUM 223.66% 1-Year Est. Return
FIS
FCPM III Services Naarden, Netherlands $722M AUM 73.61% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
SL
Siren LLC Greenwich, Connecticut $3.61B AUM 203.3% 1-Year Est. Return
TCM
TCG Crossover Management Palo Alto, California $3.5B AUM 1,165.83% 1-Year Est. Return
Adage Capital Partners
Adage Capital Partners Boston, Massachusetts $64.8B AUM 42.7% 1-Year Est. Return

Mutual of America Capital Management's DYN Position: Q3 2025 in Review

Mutual of America Capital Management sold out of Dyne Therapeutics (DYN) in Q3 2025, closing a stake of 51,011 shares — an estimated $486K sold.

Mutual of America Capital Management first reported a position in DYN in Q2 2024 and held it in 5 quarters. The position peaked at $1.74M in Q3 2024. 207 funds tracked by Wall St. Rank hold DYN as of Q3 2025.

  • Mutual of America Capital Management reported no remaining Dyne Therapeutics position as of Q3 2025 after selling out during the quarter.
  • Mutual of America Capital Management sold 51,011 Dyne Therapeutics shares in Q3 2025, an estimated $486K.
  • Mutual of America Capital Management first reported a position in Dyne Therapeutics in Q2 2024 and held it in 5 quarters.
  • Mutual of America Capital Management's Dyne Therapeutics position peaked at $1.74M in Q3 2024.
  • 207 funds tracked by Wall St. Rank held Dyne Therapeutics as of Q3 2025.

Based on Mutual of America Capital Management's 13F filing for Q3 2025, filed 31 Oct 2025.