Skip to main content
Equibles

CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM

Pension

Position in DYN — Dyne Therapeutics, Inc.

CIK 1081019 WEST SACRAMENTO, CA
Back to DYN Full portfolio

Position in DYN

as of Jun 30, 2026 · filed Aug 24, 2026
Position Value
$3,001,614
+$469,524 QoQ
Shares Held
135,147
-3.2% QoQ
Ownership
0.072%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Dec 2020
23 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in DYN Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM holds $1,007,510,813 across 262 Biotechnology names. DYN ranks #60 (0.3% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 VRTX
Vertex Pharmaceuticals Inc / Ma
 383,491 $190,491,484
2 REGN
Regeneron Pharmaceuticals, Inc.
 156,724 $97,723,682
3 ALNY
Alnylam Pharmaceuticals, Inc.
 199,861 $60,164,156
4 RVMD
Revolution Medicines, Inc.
 238,463 $44,659,350
5 RPRX
Royalty Pharma plc
 699,205 $39,204,424
6 INSM
INSMED Inc
 304,798 $32,497,562
7 INCY
Incyte Corp
 249,988 $28,338,639
8 MRNA
Moderna, Inc.
 395,278 $27,681,318

All Filings in DYN

Export CSV
23 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $3,001,614 135,147
2026-03-31 $2,532,090 139,663
2025-12-31 $2,362,848 120,800
2025-09-30 $1,127,874 89,160
2025-06-30 $967,346 101,612
2025-03-31 $561,022 53,635
2024-12-31 $1,263,640 53,635
2024-09-30 $1,899,521 52,882
2024-06-30 $1,924,293 54,528
2024-03-31 $1,271,417 44,784
2023-12-31 $458,411 34,467
2023-09-30 $314,961 35,152
2023-06-30 $447,547 39,782
2023-03-31 $399,444 34,674
2022-12-31 $407,029 35,119
2022-09-30 $441,032 34,727
2022-06-30 $241,755 35,190
2022-03-31 $313,097 32,479
2021-12-31 $423,854 35,648
2021-09-30 $571,371 35,183
2021-06-30 $871,287 41,411
2021-03-31 $377,379 24,300
2020-12-31 $452,004 21,524