Could Merck & Co., Inc. (MRK) and Gilead Sciences, Inc. (GILD)’s Partnership Create the Next Big Pharma Growth Engine
Two biopharma giants, Merck & Co., Inc. (NYSE:MRK) and Gilead Sciences, Inc.
Gilead Sciences Inc. (GILD)
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Hedge Fund Holdings
Filing Period:
Last updated on based on SEC 13F filings Last update:
| No. | Hedge Fund | Shares | Value | Activity | % Port |
|---|---|---|---|---|---|
| 1. | Citadel Investment Group Ken Griffin | 3,480,444 | $439,719,295 | -13% | 0.05% |
| 2. | Holocene Advisors Brandon Haley | 3,216,892 | $406,422,135 | +24% | 0.92% |
| 3. | D E Shaw D. E. Shaw | 2,294,789 | $289,923,642 | +1043% | 0.14% |
| 4. | Renaissance Technologies Jim Simons | 2,217,376 | $280,143,284 | +4% | 0.39% |
| 5. | Squarepoint Ops LLC Maxime Fortin (Cio) | 1,823,224 | $230,346,120 | +785% | 0.25% |
Insider Trading: Purchases See All
| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
|---|---|---|---|---|---|---|
| $99.92 | 10,000 | $999,150.00 | 88,173 | 2015-02-06 | Filing | |
| $43.05 | 10,000 | $430,493.00 | 69,458 | 2013-02-28 | Filing | |
| $44.00 | 10,000 | $439,955.00 | 26,097 | 2012-02-22 | Filing | |
| $38.60 | 8,704 | $335,974.40 | 12,800 | 2010-05-04 | Filing | |
| $38.59 | 4,096 | $158,064.64 | 4,096 | 2010-05-04 | Filing |
Insider Trading: Sales See All
| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
|---|---|---|---|---|---|---|
| $131.34 | 600 | $78,805.98 | 592,133 | 2026-08-03 | Filing | |
| $130.80 | 7,700 | $1,007,176.94 | 592,733 | 2026-08-03 | Filing | |
| $129.66 | 6,700 | $868,710.61 | 600,433 | 2026-08-03 | Filing | |
| $129.93 | 3,000 | $389,776.80 | 168,646 | 2026-07-15 | Filing | |
| $129.92 | 3,000 | $389,757.60 | 121,234 | 2026-07-15 | Filing |
Institutional Investors' Holdings
Filing Period:
| No. | Name | Shares | Value | % Port |
|---|---|---|---|---|
| 1. | 121,844,108 | $15,393,784,619 | 0.23% | |
| 2. | 81,091,734 | $10,245,129,674 | 0.22% | |
| 3. | 66,870,816 | $8,448,459,045 | 0.37% | |
| 4. | 61,216,552 | $7,734,099,180 | 0.23% | |
| 5. | 40,988,975 | $5,178,544,683 | 0.61% |
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