UBS O'Connor’s Dyne Therapeutics DYN Stock Holding History

UBS O'Connor’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 Q2	–	Sell	-21,422	Closed	-$224K	–	406
2025 Q1	$224K	Buy	21,422 +8,838	+70%	+$126K	0.01%	246
2024 Q4	$296K	Sell	12,584 -6,734	-35%	-$199K	0.01%	312
2024 Q3	$694K	Sell	19,318 -13,626	-41%	-$542K	0.02%	316
2024 Q2	$1.16M	Sell	32,944 -181	-0.5%	-$5.26K	0.03%	275
2024 Q1	$940K	Sell	33,125 -24,205	-42%	-$547K	0.03%	281
2023 Q4	$762K	Sell	57,330 -53,422	-48%	-$522K	0.02%	304
2023 Q3	$992K	Sell	110,752 -65,000	-37%	-$700K	0.02%	333
2023 Q2	$1.98M	Sell	175,752 -849	-0.5%	-$10K	0.04%	295
2023 Q1	$2.03M	Buy	+176,601	New	+$2.29M	0.05%	309
2022 Q4	–	Sell	-176,490	Closed	-$2.24M	–	96
2022 Q3	$2.24M	Sell	176,490 -50,868	-22%	-$583K	0.03%	611
2022 Q2	$1.56M	Buy	+227,358	New	+$1.57M	0.02%	702

Other funds holding DYN

RA Capital Management Boston, Massachusetts $9.44B AUM 157.3% 1-Year Est. Return

Janus Henderson Group

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

Atlas Venture Life Science Advisors Cambridge, Massachusetts $790M AUM 223.66% 1-Year Est. Return

BlackRock New York $5.7T AUM 30.48% 1-Year Est. Return

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

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

Siren LLC Greenwich, Connecticut $3.61B AUM 203.3% 1-Year Est. Return

TCG Crossover Management Palo Alto, California $3.5B AUM 1,165.83% 1-Year Est. Return

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