Healthcare • Biotechnology
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No upcoming ex-dividend date announced
No 8-K filings in the last 30 days.
12 top institutions tracked
Last 13F trend: distributing (heavy)
Unlock crowding heatmapUnlock filer discoverySentiment: unknown
No recent insider trades detected.
Red flags: 0
43 filers reported a long position in ACIU for Q2 2026. 13-F holdings are filed up to 45 days after the quarter ends.
| Holder | Value | Shares | Shares vs Q1 2026 |
|---|---|---|---|
| BVF INC/IL | $47.2M | 19.8M | Unchanged |
| WELLS FARGO & COMPANY/MN | $2.4M | 1M | 0% |
| RENAISSANCE TECHNOLOGIES LLC | $2M | 840.1K | +34.6% |
| MILLENNIUM MANAGEMENT LLC | $1.8M | 773.6K | -2.4% |
| BlackRock, Inc. | $1.2M | 519.3K | -1% |
| DIMENSIONAL FUND ADVISORS LP | $812.1K | 340.1K | -12.8% |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | $554.4K | 233K | -42.6% |
| CITADEL ADVISORS LLC | $494.1K | 207.6K | -22.3% |
| MORGAN STANLEY | $313.7K | 131.8K | +47.7% |
| TWO SIGMA INVESTMENTS, LP | $244.7K | 102.8K | +163% |
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