TD Asset Management Inc

Position in DYN — Dyne Therapeutics, Inc.

CIK 1056053 Toronto, A6

Position in DYN

as of Mar 31, 2026 · filed May 11, 2026 Compact

Position Value

$9,596,426

+$1,385,999 QoQ

Shares Held

529,312

+26.1% QoQ

Ownership

0.371%

of shares outstanding

% of Portfolio

0.01%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Sep 2020

12 quarters on record

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

Healthcare · as of Mar 31, 2026

TD Asset Management Inc holds $1,314,505,240 across 121 Biotechnology names. DYN ranks #31 (0.7% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	REGN	Regeneron Pharmaceuticals, Inc.	350,923	$271,137,146
2	VRTX	Vertex Pharmaceuticals Inc / Ma	228,195	$101,898,194
3	ALNY	Alnylam Pharmaceuticals, Inc.	281,848	$93,255,047
4	HALO	Halozyme Therapeutics, Inc.	1,168,666	$75,530,883
5	ARGX	Argenx SE	80,824	$59,021,726
6	ASND	Ascendis Pharma A/S	217,992	$49,861,310
7	IONS	Ionis Pharmaceuticals Inc	529,954	$39,794,245
8	RVMD	Revolution Medicines, Inc.	317,811	$30,907,119

12 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$9,596,426	529,312	+26.1%	Shares	Sole	2026-05-11
2025-12-31	$8,210,427	419,756	+1959.4%	Shares	Sole	2026-02-10
2025-09-30	$257,832	20,382	-5.9%	Shares	Sole	2025-11-10
2025-03-31	$226,521	21,656	-69.9%	Shares	Sole	2025-05-07
2024-12-31	$1,697,026	72,030	-33.8%	Shares	Sole	2025-02-11
2024-09-30	$3,909,173	108,830	-28.5%	Shares	Sole	2024-11-01
2024-06-30	$5,371,490	152,210	+103.5%	Shares	Sole	2024-08-02
2024-03-31	$2,123,572	74,800	+225.2%	Shares	Sole	2024-05-08
2023-09-30	$206,080	23,000	+10.0%	Shares	Sole	2023-10-27
2023-03-31	$240,768	20,900	-24.2%	Shares	Sole	2023-05-10
2020-12-31	$579,306	27,586	0.0%	Shares	Sole	2021-02-16
2020-09-30	$556,961	27,586	—	Shares	Sole	2020-11-10
No filing history on record for this holder in this stock.