CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM
PensionPosition in ABUS — Arbutus Biopharma Corp
CIK 1081019
WEST SACRAMENTO, CA
Position in ABUS
as of Mar 31, 2026
· filed May 18, 2026
Position Value
$643,432
-$49,737 QoQ
Shares Held
142,985
-0.8% QoQ
Ownership
0.072%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Jun 2021
20 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in ABUS Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Mar 31, 2026CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM holds $855,427,423 across 222 Biotechnology names. ABUS ranks #107 (0.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
373,481 | $166,774,205 | |
| 2 | REGN |
Regeneron Pharmaceuticals, Inc.
|
154,201 | $119,141,860 | |
| 3 | ALNY |
Alnylam Pharmaceuticals, Inc.
|
196,863 | $65,136,060 | |
| 4 | INSM |
INSMED Inc
|
303,182 | $49,576,320 | |
| 5 | RPRX |
Royalty Pharma plc
|
759,042 | $36,411,244 | |
| 6 | INCY |
Incyte Corp
|
241,287 | $22,709,932 | |
| 7 | MRNA |
Moderna, Inc.
|
407,190 | $20,685,252 | |
| 8 | RVMD |
Revolution Medicines, Inc.
|
165,277 | $16,073,188 |
All Filings in ABUS
Export CSV
20 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $643,432 | 142,985 | Shares | Sole | 2026-05-18 | |
| 2025-12-31 | $693,169 | 144,110 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $596,864 | 131,468 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $410,222 | 132,758 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $463,325 | 132,758 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $434,118 | 132,758 | Shares | Sole | 2025-03-18 | |
| 2024-09-30 | $516,939 | 134,270 | Shares | Sole | 2025-04-04 | |
| 2024-06-30 | $31,230 | 10,107 | Shares | Sole | 2025-04-08 | |
| 2024-03-31 | $32,861 | 12,737 | Shares | Sole | 2024-05-16 | |
| 2023-12-31 | $52,135 | 20,854 | Shares | Sole | 2024-02-13 | |
| 2023-09-30 | $55,908 | 27,541 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $95,498 | 41,521 | Shares | Sole | 2023-08-21 | |
| 2023-03-31 | $127,987 | 42,240 | Shares | Sole | 2023-05-09 | |
| 2022-12-31 | $107,562 | 46,164 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $81,415 | 42,626 | Shares | Sole | 2022-11-21 | |
| 2022-06-30 | $125,147 | 46,180 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $115,340 | 38,705 | Shares | Sole | 2022-05-16 | |
| 2021-12-31 | $169,568 | 43,591 | Shares | Sole | 2022-02-15 | |
| 2021-09-30 | $180,879 | 42,163 | Shares | Sole | 2021-11-15 | |
| 2021-06-30 | $327,521 | 108,093 | Shares | Sole | 2021-08-16 | |
| No filing history on record for this holder in this stock. | ||||||