Ohio Public Employees Retirement System (OPERS)’s Dyne Therapeutics DYN Stock Holding History

Ohio Public Employees Retirement System (OPERS)’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 Q4	–	Sell	-33,100	Closed	-$419K	–	2326
2025 Q3	$419K	Buy	+33,100	New	+$378K	﹤0.01%	1534
2023 Q3	–	Sell	-39,796	Closed	-$448K	–	1976
2023 Q2	$448K	Sell	39,796 -54,403	-58%	-$642K	﹤0.01%	1293
2023 Q1	$1.08M	Buy	94,199 +16,580	+21%	+$215K	﹤0.01%	1142
2022 Q4	$900K	Sell	77,619 -12,174	-14%	-$141K	﹤0.01%	1188
2022 Q3	$1.14M	Buy	+89,793	New	+$1.03M	0.01%	1184

Other funds holding DYN

T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return

Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

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

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

FIS

FCPM III Services Naarden, Netherlands $722M AUM 73.61% 1-Year Est. Return

Adage Capital Partners Boston, Massachusetts $64.8B AUM 42.7% 1-Year Est. Return

OAG

Orbis Allan Gray Hamilton, Bermuda $23.7B AUM 65.43% 1-Year Est. Return

Ohio Public Employees Retirement System (OPERS)'s DYN Position: Q4 2025 in Review

Ohio Public Employees Retirement System (OPERS) sold out of Dyne Therapeutics (DYN) in Q4 2025, closing a stake of 33,100 shares — an estimated $419K sold.

Ohio Public Employees Retirement System (OPERS) first reported a position in DYN in Q3 2022 and held it in 5 quarters. The position peaked at $1.14M in Q3 2022. 232 funds tracked by Wall St. Rank hold DYN as of Q4 2025.

Ohio Public Employees Retirement System (OPERS) reported no remaining Dyne Therapeutics position as of Q4 2025 after selling out during the quarter.
Ohio Public Employees Retirement System (OPERS) sold 33,100 Dyne Therapeutics shares in Q4 2025, an estimated $419K.
Ohio Public Employees Retirement System (OPERS) first reported a position in Dyne Therapeutics in Q3 2022 and held it in 5 quarters.
Ohio Public Employees Retirement System (OPERS)'s Dyne Therapeutics position peaked at $1.14M in Q3 2022.
232 funds tracked by Wall St. Rank held Dyne Therapeutics as of Q4 2025.

Based on Ohio Public Employees Retirement System (OPERS)'s 13F filing for Q4 2025, filed 17 Feb 2026.