Gilead to Acquire Arcellx, Inc. (ACLX) for Up to $7.8 billion
On February 23, 2026, CNBC reported that Gilead Sciences announced it would acquire Arcellx, Inc. (NASDAQ:ACLX) for up to $7.8 billion to expand its cancer treatment pipeline.
| No. | Hedge Fund | Shares | Value | Activity | % Port |
|---|---|---|---|---|---|
| 1. | Paradigm Biocapital Advisors Senai Asefaw | 5,774,016 | $662,972,517 | +1% | 13.55% |
| 2. | Pentwater Capital Management Matthew Halbower | 2,870,000 | $329,533,400 | 1.71% | |
| 3. | SR One Capital Simeon George | 2,346,630 | $269,440,057 | 29.43% | |
| 4. | HBK Investments David Costen Haley | 2,278,517 | $261,619,322 | 2.65% | |
| 5. | Davidson Kempner Thomas Lenox Kempner | 559,644 | $64,258,324 | 0.88% |
| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
|---|---|---|---|---|---|---|
| $16.00 | 312,500 | $5,000,000.00 | 6,745,262 | 2022-06-21 | Filing | |
| $15.00 | 1,600,000 | $24,000,000.00 | 2,033,196 | 2022-02-08 | Filing | |
| $15.00 | 66,667 | $1,000,005.00 | 3,466,811 | 2022-02-08 | Filing | |
| $15.00 | 1,583,333 | $23,749,995.00 | 6,432,762 | 2022-02-08 | Filing | |
| $15.00 | 1,600,000 | $24,000,000.00 | 2,033,196 | 2022-02-08 | Filing |
| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
|---|---|---|---|---|---|---|
| $113.92 | 89,916 | $10,243,266.69 | 276,051 | 2026-02-27 | Filing | |
| $113.82 | 11,219 | $1,276,954.43 | 33,938 | 2026-02-25 | Filing | |
| $69.38 | 100 | $6,938.00 | 45,157 | 2026-02-19 | Filing | |
| $68.57 | 5,405 | $370,634.90 | 45,257 | 2026-02-19 | Filing | |
| $67.73 | 2,879 | $194,994.96 | 50,662 | 2026-02-19 | Filing |
| No. | Name | Shares | Value | % Port |
|---|---|---|---|---|
| 1. | 6,720,803 | $771,682,600 | 36.44% | |
| 2. | 3,945,238 | $452,992,229 | 0.01% | |
| 3. | 3,045,262 | $349,656,983 | 19.88% | |
| 4. | 2,425,218 | $278,463,531 | 0% | |
| 5. | 2,424,818 | $278,417,603 | 0.01% |