Sofinnova Investments, Inc.

Position in DYN — Dyne Therapeutics, Inc.

CIK 1631134 Menlo Park, CA

Position in DYN

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$29,622,552

-$14,468,837 QoQ

Shares Held

1,633,897

-27.5% QoQ

Ownership

1.14%

of shares outstanding

% of Portfolio

1.48%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Jun 2023

12 quarters on record

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

Healthcare · as of Mar 31, 2026

Sofinnova Investments, Inc. holds $1,145,092,748 across 48 Biotechnology names. DYN ranks #17 (2.6% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	JAZZ	Jazz Pharmaceuticals plc	598,327	$113,113,719
2	VERA	Vera Therapeutics, Inc.	2,793,987	$112,402,097
3	COGT	Cogent Biosciences, Inc.	2,113,551	$81,350,577
4	RARE	Ultragenyx Pharmaceutical Inc.	3,145,888	$65,906,353
5	RAPP	Rapport Therapeutics, Inc.	1,904,408	$59,588,926
6	INSM	INSMED Inc	346,075	$56,590,184
7	BMRN	Biomarin Pharmaceutical Inc	781,982	$44,174,163
8	CELC	Celcuity Inc.	366,175	$41,795,214

12 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$29,622,552	1,633,897	-27.5%	Shares	Sole	2026-05-15
2025-12-31	$44,091,389	2,254,161	+128.7%	Shares	Sole	2026-02-13
2025-09-30	$12,470,724	985,828	+60.3%	Shares	Sole	2025-11-14
2025-06-30	$5,853,514	614,865	-14.2%	Shares	Sole	2025-08-14
2025-03-31	$7,498,732	716,896	-33.1%	Shares	Sole	2025-05-15
2024-12-31	$25,244,492	1,071,498	+38.8%	Shares	Sole	2025-02-14
2024-09-30	$27,732,754	772,070	-52.5%	Shares	Sole	2024-11-13
2024-06-30	$57,371,058	1,625,703	-16.1%	Shares	Sole	2024-08-09
2024-03-31	$54,981,493	1,936,650	+91.1%	Shares	Sole	2024-08-14
2023-12-31	$13,479,616	1,013,505	+47.9%	Shares	Sole	2024-08-15
2023-09-30	$6,138,791	685,133	+55.3%	Shares	Sole	2023-11-14
2023-06-30	$4,961,790	441,048	—	Shares	Sole	2023-08-14
No filing history on record for this holder in this stock.