Who owns AC Immune SA?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of ACIU from SEC Form 13F filings across 43 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 43 institutions disclosed 24.5M shares of AC Immune SA worth $75.2M — about 24.8% of shares outstanding; the largest disclosed holder is BVF INC/IL. Source: SEC Form 13F filings, parsed by EvidInvest.
43
13F holders
$75.2M
value, 2026 filers
24.8%
of shares outstanding (24.5M sh)
6
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of ACIU's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | BVF INC/IL | 19.8M | $47.2M | 1.2% | 20.1% | 0.0% |
| 2 | WELLS FARGO & COMPANY/MN | 1.0M | $2.4M | 0.0% | 1% | 0.0% |
| 3 | RENAISSANCE TECHNOLOGIES LLC | 840,127 | $2.0M | 0.0% | 0.9% | +34.6% |
| 4 | MILLENNIUM MANAGEMENT LLC | 773,594 | $1.8M | 0.0% | 0.8% | -2.4% |
| 5 | BlackRock, Inc. | 519,274 | $1.2M | 0.0% | 0.5% | -1.0% |
| 6 | DIMENSIONAL FUND ADVISORS LP | 340,082 | $812,145 | 0.0% | 0.3% | -12.8% |
| 7 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 232,953 | $554,428 | 0.0% | 0.2% | -42.6% |
| 8 | CITADEL ADVISORS LLC | 207,606 | $494,103 | 0.0% | 0.2% | -22.3% |
| 9 | MORGAN STANLEY | 131,815 | $313,720 | 0.0% | 0.1% | +47.7% |
| 10 | TWO SIGMA INVESTMENTS, LP | 102,825 | $244,723 | 0.0% | 0.1% | +163.0% |
| 11 | Qube Research & Technologies LtdNEW | 92,351 | $219,795 | 0.0% | 0.1% | new |
| 12 | UBS Group AG | 85,614 | $203,762 | 0.0% | 0.1% | -15.8% |
| 13 | GEODE CAPITAL MANAGEMENT, LLC | 61,854 | $147,212 | 0.0% | 0.1% | -2.7% |
| 14 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 53,369 | $127,018 | 0.0% | 0.1% | -40.2% |
| 15 | Jump Financial, LLC | 24,064 | $57,272 | 0.0% | 0% | +116.3% |
| 16 | JANE STREET GROUP, LLC | 19,475 | $46,350 | 0.0% | 0% | -66.2% |
| 17 | Verdad Advisers, LPNEW | 16,300 | $38,794 | 0.0% | 0% | new |
| 18 | China Universal Asset Management Co., Ltd. | 16,197 | $38,549 | 0.0% | 0% | -9.3% |
| 19 | GOLDMAN SACHS GROUP INC | 14,497 | $34,503 | 0.0% | 0% | -33.0% |
| 20 | Quadrature Capital LtdNEW | 12,991 | $30,919 | 0.0% | 0% | new |
| 21 | AXQ CAPITAL, LPNEW | 10,398 | $24,747 | 0.0% | 0% | new |
| 22 | SG Americas Securities, LLCNEW | 10,327 | $25,000 | 0.0% | 0% | new |
| 23 | Quinn Opportunity Partners LLC | 10,100 | $24,038 | 0.0% | 0% | 0.0% |
| 24 | Silverberg Bernstein Capital Management LLC | 10,000 | $23,800 | 0.0% | 0% | 0.0% |
| 25 | EFG International AG | 9,900 | $23,562 | 0.0% | 0% | 0.0% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.