Quarry LP’s Dyne Therapeutics DYN Stock Holding History

Quarry LP’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	$13.6K	Buy	+750	New	+$12.9K	﹤0.01%	864
2025 Q4	–	Sell	-7,250	Closed	-$91.7K	–	2262
2025 Q3	$91.7K	Buy	7,250 +250	+4%	+$2.85K	0.02%	563
2025 Q2	$66.6K	Buy	7,000 +2,500	+56%	+$27.5K	0.01%	728
2025 Q1	$47.1K	Buy	+4,500	New	+$64.4K	0.01%	832
2024 Q1	–	Sell	-1,500	Closed	-$19.9K	–	1703
2023 Q4	$19.9K	Sell	1,500 -1,700	-53%	-$16.6K	﹤0.01%	761
2023 Q3	$28.7K	Buy	+3,200	New	+$34.5K	0.01%	535

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

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

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

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

Quarry LP's DYN Position: Q1 2026 in Review

Quarry LP opened a new position in Dyne Therapeutics (DYN) in Q1 2026: 750 shares worth $13.6K. The stake represents ﹤0.01% of the portfolio and ranks #864 among its holdings. This is a return to the name: Quarry LP previously reported a position in DYN as recently as Q3 2025.

Quarry LP first reported a position in DYN in Q3 2023 and has held it in 6 quarters since. The position peaked at $91.7K in Q3 2025. 227 funds tracked by Wall St. Rank hold DYN as of Q1 2026.

Quarry LP held 750 shares of Dyne Therapeutics worth $13.6K as of Q1 2026.
Dyne Therapeutics was a new Quarry LP position in Q1 2026.
Dyne Therapeutics made up ﹤0.01% of Quarry LP's portfolio in Q1 2026, its #864 holding.
Quarry LP first reported a position in Dyne Therapeutics in Q3 2023 and has held it in 6 quarters since.
Quarry LP's Dyne Therapeutics position peaked at $91.7K in Q3 2025.
227 funds tracked by Wall St. Rank held Dyne Therapeutics as of Q1 2026.

Based on Quarry LP's 13F filing for Q1 2026, filed 15 May 2026.