PERCEPTIVE ADVISORS LLC

Position in DYN — Dyne Therapeutics, Inc.

CIK 1224962 NEW YORK, NY

Position in DYN

as of Mar 31, 2026 · filed May 29, 2026 Compact

Position Value

$84,646,051

+$16,597,907 QoQ

Shares Held

4,668,839

+34.2% QoQ

Ownership

3.27%

of shares outstanding

% of Portfolio

1.68%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Sep 2020

9 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Healthcare · as of Mar 31, 2026

PERCEPTIVE ADVISORS LLC holds $4,570,707,559 across 67 Biotechnology names. DYN ranks #19 (1.9% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	PRAX	Praxis Precision Medicines, Inc.	2,035,986	$655,974,329
2	CELC	Celcuity Inc.	3,127,200	$356,938,608
3	ASND	Ascendis Pharma A/S	1,531,421	$350,281,925
4	ROIV	Roivant Sciences Ltd.	8,285,461	$229,507,269
5	CNTA	Centessa Pharmaceuticals plc	5,258,903	$208,883,627
6	RYTM	Rhythm Pharmaceuticals, Inc.	2,373,795	$206,448,951
7	SYRE	Spyre Therapeutics, Inc.	3,783,225	$190,825,869
8	NUVL	Nuvalent, Inc.	1,580,505	$161,922,737

9 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$84,646,051	4,668,839	+34.2%	Shares	Sole	2026-05-29
2025-12-31	$68,048,144	3,478,944	+543.7%	Shares	Sole	2026-02-17
2025-09-30	$6,836,616	540,444	-76.0%	Shares	Sole	2025-11-14
2025-06-30	$21,395,152	2,247,390	-2.9%	Shares	Sole	2025-08-14
2025-03-31	$24,198,195	2,313,403	+325.8%	Shares	Sole	2025-08-06
2024-12-31	$12,799,606	543,277	-24.3%	Shares	Sole	2025-02-14
2024-09-30	$25,795,732	718,144	+79.5%	Shares	Sole	2024-11-14
2020-12-31	$8,400,000	400,000	0.0%	Shares	Sole	2021-02-16
2020-09-30	$8,076,000	400,000	—	Shares	Sole	2020-11-16
No filing history on record for this holder in this stock.