TEACHER RETIREMENT SYSTEM OF TEXAS
PensionPosition in DYN — Dyne Therapeutics, Inc.
CIK 796848
AUSTIN, TX
Position in DYN
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$296,681
+$28,412 QoQ
Shares Held
13,358
-9.7% QoQ
Ownership
0.007%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#163
of 245 holders
Holding Since
Mar 2024
10 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, 2026TEACHER RETIREMENT SYSTEM OF TEXAS holds $188,150,386 across 103 Biotechnology names. DYN ranks #58 (0.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
135,619 | $67,366,025 | |
| 2 | IONS |
Ionis Pharmaceuticals Inc
|
522,317 | $41,414,514 | |
| 3 | REGN |
Regeneron Pharmaceuticals, Inc.
|
26,217 | $16,347,348 | |
| 4 | ALNY |
Alnylam Pharmaceuticals, Inc.
|
18,125 | $5,456,168 | |
| 5 | RVMD |
Revolution Medicines, Inc.
|
22,212 | $4,159,863 | |
| 6 | RPRX |
Royalty Pharma plc
|
56,171 | $3,149,507 | |
| 7 | INSM |
INSMED Inc
|
28,747 | $3,065,005 | |
| 8 | MRNA |
Moderna, Inc.
|
39,284 | $2,751,058 |
All Filings in DYN
Export CSV
10 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $296,681 | 13,358 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $268,269 | 14,797 | Shares | Sole | 2026-04-30 | |
| 2025-12-31 | $314,407 | 16,074 | Shares | Sole | 2026-01-28 | |
| 2025-09-30 | $283,967 | 22,448 | Shares | Sole | 2025-10-30 | |
| 2025-06-30 | $187,544 | 19,700 | Shares | Sole | 2025-08-01 | |
| 2025-03-31 | $171,334 | 16,380 | Shares | Sole | 2025-04-28 | |
| 2024-12-31 | $386,030 | 16,385 | Shares | Sole | 2025-02-11 | |
| 2024-09-30 | $484,991 | 13,502 | Shares | Sole | 2024-11-13 | |
| 2024-06-30 | $417,198 | 11,822 | Shares | Sole | 2024-08-09 | |
| 2024-03-31 | $272,913 | 9,613 | Shares | Sole | 2024-05-06 | |
| No filing history on record for this holder in this stock. | ||||||