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JANUS HENDERSON GROUP PLC

Position in DYN — Dyne Therapeutics, Inc.

CIK 1274173 LONDON, X0

Position in DYN

as of Mar 31, 2026 · filed May 18, 2026
Position Value
$247,426,926
-$24,216,915 QoQ
Shares Held
13,647,376
-1.7% QoQ
Ownership
9.56%
of shares outstanding
% of Portfolio
0.13%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Sep 2020
22 quarters on record
Voting authority Sole 0.ToString("F0")% Shared 96.3602966606914.ToString("F0")% None 3.6397033393085967.ToString("F0")%

Common Shares in DYN Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Mar 31, 2026

JANUS HENDERSON GROUP PLC holds $15,891,382,798 across 182 Biotechnology names. DYN ranks #13 (1.6% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in DYN

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23 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $247,426,926 13,647,376
2025-12-31 $271,643,841 13,887,722
2025-09-30 $186,530,638 14,745,505
2025-07-31 $141,790,740 14,394,999
2025-06-30 $89,849,397 9,437,962
2025-03-31 $108,296,731 10,353,416
2024-12-31 $173,856,519 7,379,309
2024-09-30 $244,728,813 6,813,163
2024-06-30 $163,174,748 4,623,824
2024-03-31 $75,950,062 2,675,240
2023-12-31 $150,688 11,330
2023-09-30 $101,820 11,364
2023-06-30 $127,686 11,350
2023-03-31 $130,624 11,339
2022-09-30 $9,727,602 765,953
2022-06-30 $7,284,267 1,060,301
2022-03-31 $11,401,284 1,182,706
2021-12-31 $6,923,523 582,298
2021-09-30 $9,069,763 558,483
2021-06-30 $11,933,172 567,166
2021-03-31 $13,419,069 864,074
2020-12-31 $13,226,892 629,852
2020-09-30 $19,906,592 985,963