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 $58.2M in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in AC Immune SA as of Mar 31, 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
- 47
- +5 vs. Q4 2025
- Shares held
- 25.2M
- −695.2K (−2.7%) vs. Q4 2025
- Total value
- $69.2M
- −$12.0M (−14.8%) vs. Q4 2025
- New holders
- 9
- 13 more added
- Sold out
- 4
- 16 more reduced
Compare with Q4 2025: 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 | $58.2M |
| Q1 2026 | 47 | $69.2M |
| Q4 2025 | 42 | $81.2M |
| Q3 2025 | 40 | $71.1M |
| Q2 2025 | 42 | $49.7M |
| Q1 2025 | 41 | $48.5M |
| Q4 2024 | 45 | $73.9M |
| Q3 2024 | 43 | $106.6M |
| Q2 2024 | 45 | $114.0M |
| Q1 2024 | 37 | $85.7M |
| Q4 2023 | 32 | $148.2M |
| 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 | $74.5M |
| Q3 2021 | 64 | $118.5M |
| Q2 2021 | 57 | $144.3M |
| Q1 2021 | 51 | $138.5M |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding AC Immune SA; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BVF Inc | 19,822,436 | $54.5M | 1.74% | 00.0% | Unchanged |
| Wells Fargo & Company | 1,004,284 | $2.76M | 0.00% | −2,005−0.2% | Reduced |
| Millennium Management LLC | 792,657 | $2.18M | 0.00% | −140,685−15.1% | Reduced |
| Renaissance Technologies LLC | 624,367 | $1.72M | 0.00% | −44,500−6.7% | Reduced |
| BlackRock, Inc. | 524,278 | $1.44M | 0.00% | +22,109+4.4% | Added |
| Arrowstreet Capital, Limited Partnership | 405,658 | $1.12M | 0.00% | +30,035+8.0% | Added |
| Dimensional Fund Advisors LP | 390,165 | $1.07M | 0.00% | +176,701+82.8% | Added |
| Northern Trust Corp | 278,513 | $765.9K | 0.00% | −3,440−1.2% | Reduced |
| Citadel Advisors LLC | 267,233 | $734.9K | 0.00% | +196,082+275.6% | Added |
| Marshall Wace, LLP | 131,458 | $361.5K | 0.00% | −55,251−29.6% | Reduced |
| Dauntless Investment Group, LLC | 107,489 | $295.6K | 0.83% | −8,188−7.1% | Reduced |
| UBS Group AG | 101,629 | $279.5K | 0.00% | −92,720−47.7% | Reduced |
| Deeter Investments LLP | 100,000 | $275.0K | 0.05% | 00.0% | Unchanged |
| Acadian Asset Management LLC | 96,907 | $266.0K | 0.00% | −367,790−79.1% | Reduced |
| Susquehanna International Group, LLP | 89,262 | $245.5K | 0.00% | −58,363−39.5% | Reduced |
| Morgan Stanley | 89,253 | $245.4K | 0.00% | −5,092−5.4% | Reduced |
| Geode Capital Management, LLC | 63,601 | $174.9K | 0.00% | 00.0% | Unchanged |
| Jane Street Group, LLC | 57,696 | $158.7K | 0.00% | +46,986+438.7% | Added |
| Two Sigma Investments, LP | 39,091 | $107.5K | 0.00% | −48,793−55.5% | Reduced |
| Goldman Sachs Group Inc | 21,632 | $59.5K | 0.00% | +3,077+16.6% | Added |
| China Universal Asset Management Co., Ltd. | 17,852 | $49.1K | 0.00% | +1,490+9.1% | Added |
| Bank of America Corp | 17,437 | $48.0K | 0.00% | −4,034−18.8% | Reduced |
| HRT Financial LP | 17,276 | $47.0K | 0.00% | +17,276 | New |
| XTX Topco Ltd | 14,304 | $39.3K | 0.00% | +14,304 | New |
| Gsa Capital Partners LLP | 11,530 | $32.0K | 0.00% | +11,530 | New |
| Jump Financial, LLC | 11,125 | $30.6K | 0.00% | +11,125 | New |
| Quinn Opportunity Partners LLC | 10,100 | $27.8K | 0.00% | 00.0% | Unchanged |
| Silverberg Bernstein Capital Management LLC | 10,000 | $27.5K | 0.02% | 00.0% | Unchanged |
| EFG International AG | 9,900 | $27.2K | 0.00% | −3,000−23.3% | Reduced |
| JPMorgan Chase & Co | 7,640 | $19.6K | 0.00% | −1,081−12.4% | Reduced |
| Tower Research Capital LLC (TRC) | 7,009 | $19.3K | 0.00% | +843+13.7% | Added |
| Banque Cantonale Vaudoise | 7,021 | $19.0K | 0.00% | −871−11.0% | Reduced |
| Simplex Trading, LLC | 6,620 | $18.2K | 0.00% | +6,620 | New |
| Barclays PLC | 5,791 | $15.9K | 0.00% | +3,090+114.4% | Added |
| Mirae Asset Global Investments Co., Ltd. | 5,247 | $14.4K | 0.00% | +368+7.5% | Added |
| Citigroup Inc | 2,811 | $7.73K | 0.00% | +10+0.4% | Added |
| BNP Paribas Arbitrage, SA | 2,410 | $6.63K | 0.00% | −70−2.8% | Reduced |
| GF Fund Management Co. Ltd. | 2,242 | $6.17K | 0.00% | +270+13.7% | Added |
| Forum Finance Group S.A. | 2,000 | $5.00K | 0.00% | +2,000 | New |
| Rockefeller Capital Management L.P. | 1,000 | $2.75K | 0.00% | 00.0% | Unchanged |
| Activest Wealth Management | 1,000 | $2.75K | 0.00% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 1,000 | $2.75K | 0.00% | +1,000 | New |
| Royal Bank of Canada | 860 | $2.00K | 0.00% | +2+0.2% | Added |
| Advisor Group Holdings, Inc. | 221 | $607 | 0.00% | 00.0% | Unchanged |
| Strengthening Families & Communities, LLC | 200 | $550 | 0.00% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 43 | $120 | 0.00% | +43 | New |
| Caitong International Asset Management Co., Ltd | 3 | $8 | 0.00% | +3 | New |
| Point72 Asset Management, L.P. | 0 | $0 | 0.00% | −384,845−100.0% | Sold out |
| SEI Investments Co | 0 | $0 | 0.00% | −15,884−100.0% | Sold out |
| Leonteq Securities AG | 0 | $0 | 0.00% | −3,000−100.0% | Sold out |
| SBI Securities Co., Ltd. | 0 | $0 | 0.00% | −547−100.0% | Sold out |