AC IMMUNE SA: Ownership & Insider Activity
Hedge funds and institutional managers reporting a position in AC IMMUNE SA. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
7
13F filers
Aggregate Value
$5.4M
Across holders
Last Price
—
EOD close
Sector
—
GICS
Quarterly fund activity3 increased3 reduced1 exited
Full exits: MARSHALL WACE, LLP
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| RENAISSANCE TECHNOLOGIES LLC CIK 0001037389 | Hedge Fund | 840K | $2.0M | 37.3% | 0.0% | Added | +$514K | Q2 2026 |
| MILLENNIUM MANAGEMENT LLC CIK 0001273087 | Hedge Fund | 774K | $1.8M | 34.4% | 0.0% | Reduced | $-45K | Q2 2026 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP CIK 0001164508 | Hedge Fund | 233K | $554K | 10.4% | 0.0% | Reduced | $-411K | Q2 2026 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 208K | $494K | 9.2% | 0.0% | Reduced | +$446K | Q2 2026 |
| TWO SIGMA INVESTMENTS, LP CIK 0001179392 | Hedge Fund | 103K | $245K | 4.6% | 0.0% | Added | +$152K | Q2 2026 |
| Qube Research & Technologies Ltd CIK 0001729829 | Hedge Fund | 92K | $220K | 4.1% | 0.0% | Added | — | Q2 2026 |
| Rockefeller Capital Management L.P. CIK 0001739439 | Hedge Fund | 1K | $2K | 0.0% | 0.0% | Unchanged | +$0 | Q2 2026 |
Added
Hedge Fund
$2.0M· 37.3% of total· 0.0% port· 840K sh· +$514K QoQ· Q2 2026
Reduced
Hedge Fund
$1.8M· 34.4% of total· 0.0% port· 774K sh· $-45K QoQ· Q2 2026
Reduced
Hedge Fund
$554K· 10.4% of total· 0.0% port· 233K sh· $-411K QoQ· Q2 2026
Reduced
Hedge Fund
$494K· 9.2% of total· 0.0% port· 208K sh· +$446K QoQ· Q2 2026
Added
Hedge Fund
$245K· 4.6% of total· 0.0% port· 103K sh· +$152K QoQ· Q2 2026
Added
Hedge Fund
$220K· 4.1% of total· 0.0% port· 92K sh· — QoQ· Q2 2026
Unchanged
Hedge Fund
$2K· 0.0% of total· 0.0% port· 1K sh· +$0 QoQ· Q2 2026