AC Immune SA
ACIU- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001651625
No open-market purchases or sales by AC Immune SA insiders were filed in the last 90 days; 43 institutions reported holding it in 13F filings for Q2 2026, worth $75.2M in total; no superinvestor holds it.
13F holders, Q2 2026
Institutional positions in AC Immune SA as of Jun 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 43
- −3 vs. Q1 2026
- Shares held
- 24.5M
- −610.5K (−2.4%) vs. Q1 2026
- Total value
- $75.2M
- +$6.26M (+9.1%) vs. Q1 2026
- New holders
- 6
- 10 more added
- Sold out
- 9
- 16 more reduced
1 institution that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ACIU on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 43 | $75.2M |
| Q1 2026 | 47 | $69.2M |
| Q4 2025 | 42 | $81.2M |
| Q3 2025 | 40 | $71.2M |
| Q2 2025 | 42 | $49.7M |
| Q1 2025 | 41 | $48.5M |
| Q4 2024 | 45 | $73.9M |
| Q3 2024 | 43 | $106.6M |
| Q2 2024 | 45 | $114.1M |
| Q1 2024 | 37 | $94.0M |
| Q4 2023 | 32 | $157.0M |
| Q3 2023 | 28 | $45.5M |
| Q2 2023 | 31 | $47.4M |
| Q1 2023 | 34 | $33.0M |
| Q4 2022 | 37 | $30.1M |
| Q3 2022 | 34 | $44.3M |
| Q2 2022 | 35 | $49.8M |
| Q1 2022 | 36 | $57.2M |
| Q4 2021 | 44 | $74.9M |
| Q3 2021 | 64 | $118.5M |
| Q2 2021 | 57 | $144.3M |
| Q1 2021 | 51 | $138.5M |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding AC Immune SA; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BVF Inc | 19,822,436 | $47.2M | 1.21% | 00.0% | Unchanged |
| Banque Cantonale Vaudoise | 7,021 | $17.0M | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 1,004,041 | $2.39M | 0.00% | −2430.0% | Reduced |
| Renaissance Technologies LLC | 840,127 | $2.00M | 0.00% | +215,760+34.6% | Added |
| Millennium Management LLC | 773,594 | $1.84M | 0.00% | −19,063−2.4% | Reduced |
| BlackRock, Inc. | 519,274 | $1.24M | 0.00% | −5,004−1.0% | Reduced |
| Dimensional Fund Advisors LP | 340,082 | $812.1K | 0.00% | −50,083−12.8% | Reduced |
| Arrowstreet Capital, Limited Partnership | 232,953 | $554.4K | 0.00% | −172,705−42.6% | Reduced |
| Citadel Advisors LLC | 207,606 | $494.1K | 0.00% | −59,627−22.3% | Reduced |
| Morgan Stanley | 131,815 | $313.7K | 0.00% | +42,562+47.7% | Added |
| Two Sigma Investments, LP | 102,825 | $244.7K | 0.00% | +63,734+163.0% | Added |
| Qube Research & Technologies Ltd | 92,351 | $219.8K | 0.00% | +92,351 | New |
| UBS Group AG | 85,614 | $203.8K | 0.00% | −16,015−15.8% | Reduced |
| Geode Capital Management, LLC | 61,854 | $147.2K | 0.00% | −1,747−2.7% | Reduced |
| Susquehanna International Group, LLP | 53,369 | $127.0K | 0.00% | −35,893−40.2% | Reduced |
| Jump Financial, LLC | 24,064 | $57.3K | 0.00% | +12,939+116.3% | Added |
| Jane Street Group, LLC | 19,475 | $46.4K | 0.00% | −38,221−66.2% | Reduced |
| Verdad Advisers, LP | 16,300 | $38.8K | 0.04% | +16,300 | New |
| China Universal Asset Management Co., Ltd. | 16,197 | $38.5K | 0.00% | −1,655−9.3% | Reduced |
| Goldman Sachs Group Inc | 14,497 | $34.5K | 0.00% | −7,135−33.0% | Reduced |
| Quadrature Capital Ltd | 12,991 | $30.9K | 0.00% | +12,991 | New |
| SG Americas Securities, LLC | 10,327 | $25.0K | 0.00% | +10,327 | New |
| Axq Capital, LP | 10,398 | $24.7K | 0.00% | +10,398 | New |
| Quinn Opportunity Partners LLC | 10,100 | $24.0K | 0.00% | 00.0% | Unchanged |
| Silverberg Bernstein Capital Management LLC | 10,000 | $23.8K | 0.01% | 00.0% | Unchanged |
| EFG International AG | 9,900 | $23.6K | 0.00% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 7,798 | $20.7K | 0.00% | +158+2.1% | Added |
| Barclays PLC | 7,278 | $17.3K | 0.00% | +1,487+25.7% | Added |
| Mirae Asset Global Investments Co., Ltd. | 4,552 | $10.8K | 0.00% | −695−13.2% | Reduced |
| Tower Research Capital LLC (TRC) | 4,101 | $9.76K | 0.00% | −2,908−41.5% | Reduced |
| Citigroup Inc | 4,012 | $9.55K | 0.00% | +1,201+42.7% | Added |
| BNP Paribas Arbitrage, SA | 2,699 | $6.42K | 0.00% | +289+12.0% | Added |
| GF Fund Management Co. Ltd. | 2,084 | $4.96K | 0.00% | −158−7.0% | Reduced |
| Forum Finance Group S.A. | 2,000 | $4.00K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 1,289 | $3.00K | 0.00% | +429+49.9% | Added |
| SBI Securities Co., Ltd. | 1,197 | $2.85K | 0.00% | +1,197 | New |
| The PNC Financial Services Group, Inc. | 1,000 | $2.38K | 0.00% | 00.0% | Unchanged |
| Rockefeller Capital Management L.P. | 1,000 | $2.38K | 0.00% | 00.0% | Unchanged |
| Activest Wealth Management | 1,000 | $2.38K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 220 | $523 | 0.00% | −1−0.5% | Reduced |
| Strengthening Families & Communities, LLC | 200 | $476 | 0.00% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 43 | $102 | 0.00% | 00.0% | Unchanged |
| Caitong International Asset Management Co., Ltd | 35 | $83 | 0.00% | +32+1,066.7% | Added |
| Northern Trust Corp | 0 | $0 | 0.00% | −278,513−100.0% | Sold out |
| Marshall Wace, LLP | 0 | $0 | 0.00% | −131,458−100.0% | Sold out |
| Dauntless Investment Group, LLC | 0 | $0 | 0.00% | −107,489−100.0% | Sold out |
| Acadian Asset Management LLC | 0 | $0 | 0.00% | −96,907−100.0% | Sold out |
| Bank of America Corp | 0 | $0 | 0.00% | −17,437−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −17,276−100.0% | Sold out |
| XTX Topco Ltd | 0 | $0 | 0.00% | −14,304−100.0% | Sold out |
| Gsa Capital Partners LLP | 0 | $0 | 0.00% | −11,530−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −6,620−100.0% | Sold out |
| Deeter Investments LLP | – | – | – | – | Not filed |