Who owns GSKWhat GSK owns
What GSK plc owns
The company's own 13F portfolio · as of 2026-03-31 · long US-listed stakes only — private holdings, bonds and cash are not disclosable on a 13F
$599.2M
disclosed stock portfolio
13
positions
25.6%
in CRISPR
Positions, as of 2026-03-31
ordered by filed value · % of book = share of the disclosed stock portfolio · PUT/CALL tags = options positions (share-equivalents), not shares held
| # | Issuer | Shares | Value | % of book |
|---|---|---|---|---|
| 1 | CRISPR THERAPEUTICS AG | 3.2M | $153.2M | 25.6% |
| 2 | WAVE LIFE SCIENCES LTD | 18.2M | $132.3M | 22.1% |
| 3 | BNTXBIONTECH SE | 889,824 | $79.1M | 13.2% |
| 4 | VIRVIR BIOTECHNOLOGY INC | 8.6M | $76.6M | 12.8% |
| 5 | IDYAIDEAYA BIOSCIENCES INC | 1.3M | $44.4M | 7.4% |
| 6 | LYELL IMMUNOPHARMA INC | 1.5M | $30.3M | 5.1% |
| 7 | CYTKCYTOKINETICS INC | 340,434 | $22.4M | 3.7% |
| 8 | SPERO THERAPEUTICS INC | 9.2M | $21.5M | 3.6% |
| 9 | FULCFULCRUM THERAPEUTICS INC | 1.8M | $13.7M | 2.3% |
| 10 | CVRX INC | 1.0M | $9.5M | 1.6% |
| 11 | BICYCLE THERAPEUTICS PLC | 1.5M | $7.1M | 1.2% |
| 12 | NKARTA INC | 3.2M | $6.6M | 1.1% |
| 13 | REGENXBIO INC | 271,456 | $2.3M | 0.4% |
Source: SEC Form 13F-HR filed by GSK plc (CIK 1131399), reporting period 2026-03-31. Values are quarter-end filed marks. Research, not investment advice.