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ADAGE CAPITAL PARTNERS GP, L.L.C.

Position in DYN — Dyne Therapeutics, Inc.

CIK 1165408 Boston, MA

Position in DYN

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$18,130,000
-$83,034,320 QoQ
Shares Held
1,000,000
-80.7% QoQ
Ownership
0.700%
of shares outstanding
% of Portfolio
0.03%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Jun 2021
17 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in DYN Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Mar 31, 2026

ADAGE CAPITAL PARTNERS GP, L.L.C. holds $4,579,664,431 across 120 Biotechnology names. DYN ranks #51 (0.4% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in DYN

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17 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $18,130,000 1,000,000
2025-12-31 $101,164,320 5,172,000
2025-09-30 $44,958,100 3,554,000
2025-06-30 $30,378,320 3,191,000
2024-12-31 $45,942,000 1,950,000
2024-09-30 $86,314,754 2,402,972
2024-06-30 $117,445,120 3,328,000
2024-03-31 $66,006,750 2,325,000
2023-06-30 $1,125,000 100,000
2023-03-31 $6,912,000 600,000
2022-12-31 $4,636,000 400,000
2022-09-30 $5,715,000 450,000
2022-06-30 $3,915,900 570,000
2022-03-31 $7,230,000 750,000
2021-12-31 $1,189,000 100,000
2021-09-30 $812,000 50,000
2021-06-30 $2,104,000 100,000