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GILD Gilead Sciences Inc
Insider figures are trailing 90 days, open-market Form 4 only. Institutional figures are the latest reported quarter. These windows are not simultaneous.
-$15.7M net selling - trailing 90 days
0 buyers - 8 unique sellers
Historical context: most recent complete month (2026-09) is the 40th percentile of this ticker's monthly net P/S flow over 24 complete months. Lower percentiles are more selling; higher are more buying. P10–P90: -$16.9M to -$1.0M.
8 accumulating - 6 trimming - 0 unchanged
14 comparable institutions - Q2 2026
open-market Form 4 only - grants, exercises, tax withholding excluded. ~ derived from SEC-reported shares x price.
Who is responsible
| Insider | Role | Net activity | Rows |
|---|---|---|---|
| Mercier Johanna | Chief Comm & Corp Aff Officer | -~$4.2M | 3 |
| O'Day Daniel Patrick | Chairman & CEO | -~$4.2M | 6 |
| WELTERS ANTHONY | — | -~$2.7M | 4 |
| O'Day Daniel Patrick | Chairman & CEO | -~$2.2M | 2 |
| Dickinson Andrew D | Chief Financial Officer | -~$0.8M | 2 |
| Bluestone Jeffrey | — | -~$0.7M | 5 |
| Dickinson Andrew D | Chief Financial Officer | -~$0.4M | 1 |
| Mercier Johanna | Chief Comm & Corp Aff Officer | -~$0.4M | 3 |
Transactions
| Date | Insider | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| October 1, 2026 | O'Day Daniel Patrick | Chairman & CEO | 2 reported sale rows | 15000 | — | ~$2.2M |
| October 1, 2026 | O'Day Daniel Patrick | Chairman & CEO | S | -12000 | 147.719 | ~$1.8M |
| October 1, 2026 | O'Day Daniel Patrick | Chairman & CEO | S | -3000 | 148.6265 | ~$0.4M |
| September 15, 2026 | Dickinson Andrew D | Chief Financial Officer | S | -3000 | 145.29 | ~$0.4M |
| September 15, 2026 | Mercier Johanna | Chief Comm & Corp Aff Officer | 3 reported sale rows | 3000 | — | ~$0.4M |
| September 15, 2026 | Mercier Johanna | Chief Comm & Corp Aff Officer | S | -1600 | 143.6917 | ~$0.2M |
| September 15, 2026 | Mercier Johanna | Chief Comm & Corp Aff Officer | S | -800 | 144.4569 | ~$0.1M |
| September 15, 2026 | Mercier Johanna | Chief Comm & Corp Aff Officer | S | -600 | 145.29 | ~$87K |
| September 1, 2026 | O'Day Daniel Patrick | Chairman & CEO | 3 reported sale rows | 15000 | — | ~$2.2M |
| September 1, 2026 | O'Day Daniel Patrick | Chairman & CEO | S | -5408 | 149.3817 | ~$0.8M |
| September 1, 2026 | O'Day Daniel Patrick | Chairman & CEO | S | -1600 | 147.5087 | ~$0.2M |
| September 1, 2026 | O'Day Daniel Patrick | Chairman & CEO | S | -7992 | 148.3636 | ~$1.2M |
| August 26, 2026 | WELTERS ANTHONY | — | 4 reported sale rows | 18000 | — | ~$2.7M |
| August 26, 2026 | WELTERS ANTHONY | — | S | -3118 | 148.3106 | ~$0.5M |
| August 26, 2026 | WELTERS ANTHONY | — | S | -4600 | 148.824 | ~$0.7M |
| August 26, 2026 | WELTERS ANTHONY | — | S | -6880 | 148.8227 | ~$1.0M |
| August 26, 2026 | WELTERS ANTHONY | — | S | -3402 | 148.2353 | ~$0.5M |
| August 20, 2026 | Bluestone Jeffrey | — | 5 reported sale rows | 5000 | — | ~$0.7M |
| August 20, 2026 | Bluestone Jeffrey | — | S | -335 | 146.26 | ~$49K |
| August 20, 2026 | Bluestone Jeffrey | — | S | -26 | 146.36 | ~$4K |
| August 20, 2026 | Bluestone Jeffrey | — | S | -1658 | 145.7286 | ~$0.2M |
| August 20, 2026 | Bluestone Jeffrey | — | S | -1816 | 144.9248 | ~$0.3M |
| August 20, 2026 | Bluestone Jeffrey | — | S | -1165 | 143.7543 | ~$0.2M |
| August 17, 2026 | Dickinson Andrew D | Chief Financial Officer | S | -3000 | 138.36 | ~$0.4M |
| August 17, 2026 | Mercier Johanna | Chief Comm & Corp Aff Officer | 2 reported sale rows | 28000 | — | ~$3.9M |
| August 17, 2026 | Mercier Johanna | Chief Comm & Corp Aff Officer | S | -16530 | 137.365 | ~$2.3M |
| August 17, 2026 | Mercier Johanna | Chief Comm & Corp Aff Officer | S | -11470 | 138.0353 | ~$1.6M |
| August 3, 2026 | O'Day Daniel Patrick | Chairman & CEO | 3 reported sale rows | 15000 | — | ~$2.0M |
| August 3, 2026 | O'Day Daniel Patrick | Chairman & CEO | S | -7700 | 130.8022 | ~$1.0M |
| August 3, 2026 | O'Day Daniel Patrick | Chairman & CEO | S | -600 | 131.3433 | ~$79K |
| August 3, 2026 | O'Day Daniel Patrick | Chairman & CEO | S | -6700 | 129.6583 | ~$0.9M |
| July 15, 2026 | Dickinson Andrew D | Chief Financial Officer | S | -3000 | 129.9256 | ~$0.4M |
| July 15, 2026 | Mercier Johanna | Chief Comm & Corp Aff Officer | S | -3000 | 129.9192 | ~$0.4M |
| July 1, 2026 | O'Day Daniel Patrick | Chairman & CEO | 2 reported sale rows | 15000 | — | ~$1.9M |
| July 1, 2026 | O'Day Daniel Patrick | Chairman & CEO | S | -3100 | 127.075 | ~$0.4M |
| July 1, 2026 | O'Day Daniel Patrick | Chairman & CEO | S | -11900 | 126.0897 | ~$1.5M |
| June 15, 2026 | Mercier Johanna | Chief Comm & Corp Aff Officer | 3 reported sale rows | 3000 | — | ~$0.4M |
| June 15, 2026 | Mercier Johanna | Chief Comm & Corp Aff Officer | S | -1480 | 123.4166 | ~$0.2M |
| June 15, 2026 | Mercier Johanna | Chief Comm & Corp Aff Officer | S | -450 | 125.4 | ~$56K |
| June 15, 2026 | Mercier Johanna | Chief Comm & Corp Aff Officer | S | -1070 | 123.9958 | ~$0.1M |
| June 15, 2026 | Dickinson Andrew D | Chief Financial Officer | S | -3000 | 125.4 | ~$0.4M |
| June 1, 2026 | O'Day Daniel Patrick | Chairman & CEO | 3 reported sale rows | 15000 | — | ~$2.0M |
| June 1, 2026 | O'Day Daniel Patrick | Chairman & CEO | S | -10900 | 131.0994 | ~$1.4M |
| June 1, 2026 | O'Day Daniel Patrick | Chairman & CEO | S | -1038 | 132.9678 | ~$0.1M |
| June 1, 2026 | O'Day Daniel Patrick | Chairman & CEO | S | -3062 | 132.2151 | ~$0.4M |
| May 15, 2026 | Mercier Johanna | Chief Comm & Corp Aff Officer | 4 reported sale rows | 28000 | — | ~$3.7M |
| May 15, 2026 | Mercier Johanna | Chief Comm & Corp Aff Officer | S | -11177 | 131.1917 | ~$1.5M |
| May 15, 2026 | Mercier Johanna | Chief Comm & Corp Aff Officer | S | -700 | 132.7514 | ~$93K |
| May 15, 2026 | Mercier Johanna | Chief Comm & Corp Aff Officer | S | -8374 | 132.2324 | ~$1.1M |
| May 15, 2026 | Mercier Johanna | Chief Comm & Corp Aff Officer | S | -7749 | 130.2915 | ~$1.0M |
| May 15, 2026 | Dickinson Andrew D | Chief Financial Officer | S | -3000 | 132.27 | ~$0.4M |
| April 28, 2026 | O'Day Daniel Patrick | Chairman & CEO | 2 reported sale rows | 10000 | — | ~$1.3M |
| April 28, 2026 | O'Day Daniel Patrick | Chairman & CEO | S | -6950 | 128.7877 | ~$0.9M |
| April 28, 2026 | O'Day Daniel Patrick | Chairman & CEO | S | -3050 | 130.0111 | ~$0.4M |
| April 15, 2026 | Dickinson Andrew D | Chief Financial Officer | S | -3000 | 140.96 | ~$0.4M jointly filed |
| April 15, 2026 | Mercier Johanna | Chief Comm & Corp Aff Officer | S | -3000 | 140.96 | ~$0.4M jointly filed |
| March 27, 2026 | O'Day Daniel Patrick | Chairman & CEO | S | -10000 | 136.8162 | ~$1.4M |
| March 16, 2026 | Mercier Johanna | Chief Comm & Corp Aff Officer | S | -3000 | 144.23 | ~$0.4M jointly filed |
| March 16, 2026 | Dickinson Andrew D | Chief Financial Officer | S | -3000 | 144.23 | ~$0.4M jointly filed |
| February 27, 2026 | O'Day Daniel Patrick | Chairman & CEO | 3 reported sale rows | 10000 | — | ~$1.4M |
| February 27, 2026 | O'Day Daniel Patrick | Chairman & CEO | S | -6419 | 145.1786 | ~$0.9M |
| February 27, 2026 | O'Day Daniel Patrick | Chairman & CEO | S | -100 | 145.71 | ~$15K |
| February 27, 2026 | O'Day Daniel Patrick | Chairman & CEO | S | -3481 | 144.0351 | ~$0.5M |
| February 17, 2026 | Mercier Johanna | Chief Comm & Corp Aff Officer | 3 reported sale rows | 28000 | — | ~$4.3M |
| February 17, 2026 | Mercier Johanna | Chief Comm & Corp Aff Officer | S | -9395 | 154.9105 | ~$1.5M |
| February 17, 2026 | Mercier Johanna | Chief Comm & Corp Aff Officer | S | -200 | 155.62 | ~$31K |
| February 17, 2026 | Mercier Johanna | Chief Comm & Corp Aff Officer | S | -18405 | 154.182 | ~$2.8M |
| February 17, 2026 | Dickinson Andrew D | Chief Financial Officer | S | -3000 | 154.43 | ~$0.5M |
| February 5, 2026 | O'Day Daniel Patrick | Chairman & CEO | S | -115640 | 150 | ~$17.3M |
| January 28, 2026 | O'Day Daniel Patrick | Chairman & CEO | 2 reported sale rows | 10000 | — | ~$1.4M |
| January 28, 2026 | O'Day Daniel Patrick | Chairman & CEO | S | -4968 | 140.2426 | ~$0.7M |
| January 28, 2026 | O'Day Daniel Patrick | Chairman & CEO | S | -5032 | 139.5441 | ~$0.7M |
| January 23, 2026 | O'Day Daniel Patrick | Chairman & CEO | S | -115640 | 135 | ~$15.6M |
| January 20, 2026 | Bluestone Jeffrey | — | S | -5000 | 123.5 | ~$0.6M |
| January 15, 2026 | Mercier Johanna | Chief Commercial Officer | S | -3000 | 124.31 | ~$0.4M jointly filed |
| January 15, 2026 | Dickinson Andrew D | Chief Financial Officer | S | -3000 | 124.31 | ~$0.4M jointly filed |
| December 29, 2025 | O'Day Daniel Patrick | Chairman & CEO | S | -10000 | 124.8272 | ~$1.2M |
| December 15, 2025 | Mercier Johanna | Chief Commercial Officer | S | -3000 | 122 | ~$0.4M jointly filed |
| December 15, 2025 | Dickinson Andrew D | Chief Financial Officer | S | -3000 | 122 | ~$0.4M jointly filed |
| November 28, 2025 | Bluestone Jeffrey | — | S | -5000 | 125.08 | ~$0.6M |
| November 28, 2025 | Kramer Kelly A. | — | S | -2805 | 127.1 | ~$0.4M |
| November 28, 2025 | O'Day Daniel Patrick | Chairman & CEO | 2 reported sale rows | 10000 | — | ~$1.3M |
| November 28, 2025 | O'Day Daniel Patrick | Chairman & CEO | S | -3212 | 125.9116 | ~$0.4M |
| November 28, 2025 | O'Day Daniel Patrick | Chairman & CEO | S | -6788 | 126.8438 | ~$0.9M |
| November 26, 2025 | Kramer Kelly A. | — | S | -2806 | 127.11 | ~$0.4M |
| November 17, 2025 | Mercier Johanna | Chief Commercial Officer | 2 reported sale rows | 28000 | — | ~$3.5M |
| November 17, 2025 | Mercier Johanna | Chief Commercial Officer | S | -2476 | 126.2575 | ~$0.3M |
| November 17, 2025 | Mercier Johanna | Chief Commercial Officer | S | -25524 | 125.8251 | ~$3.2M |
| November 17, 2025 | Dickinson Andrew D | Chief Financial Officer | S | -2500 | 125.23 | ~$0.3M |
| November 12, 2025 | Telman Deborah H | EVP, Corporate Affairs & GC | 3 reported sale rows | 53646 | — | ~$6.6M |
| November 12, 2025 | Telman Deborah H | EVP, Corporate Affairs & GC | S | -17181 | 124 | ~$2.1M |
| November 12, 2025 | Telman Deborah H | EVP, Corporate Affairs & GC | S | -500 | 122.904 | ~$61K |
| November 12, 2025 | Telman Deborah H | EVP, Corporate Affairs & GC | S | -35965 | 122.302 | ~$4.4M |
| October 28, 2025 | O'Day Daniel Patrick | Chairman & CEO | 2 reported sale rows | 10000 | — | ~$1.2M |
| October 28, 2025 | O'Day Daniel Patrick | Chairman & CEO | S | -2022 | 118.8223 | ~$0.2M |
| October 28, 2025 | O'Day Daniel Patrick | Chairman & CEO | S | -7978 | 119.5371 | ~$1.0M |
| October 15, 2025 | Mercier Johanna | Chief Commercial Officer | S | -3000 | 118.08 | ~$0.4M |
| October 15, 2025 | Dickinson Andrew D | Chief Financial Officer | S | -2500 | 118.08 | ~$0.3M |
| September 29, 2025 | O'Day Daniel Patrick | Chairman & CEO | 2 reported sale rows | 10000 | — | ~$1.1M |
| September 29, 2025 | O'Day Daniel Patrick | Chairman & CEO | S | -1961 | 112.4193 | ~$0.2M |
| September 29, 2025 | O'Day Daniel Patrick | Chairman & CEO | S | -8039 | 111.4703 | ~$0.9M |
| September 15, 2025 | Mercier Johanna | Chief Commercial Officer | S | -3000 | 113.57 | ~$0.3M |
| September 15, 2025 | Dickinson Andrew D | Chief Financial Officer | S | -2500 | 113.57 | ~$0.3M |
| August 28, 2025 | O'Day Daniel Patrick | Chairman & CEO | S | -10000 | 113.63 | ~$1.1M |
| August 15, 2025 | Mercier Johanna | Chief Commercial Officer | 4 reported sale rows | 15500 | — | ~$1.8M |
| August 15, 2025 | Mercier Johanna | Chief Commercial Officer | S | -200 | 118.965 | ~$24K |
| August 15, 2025 | Mercier Johanna | Chief Commercial Officer | S | -2800 | 118.5074 | ~$0.3M |
| August 15, 2025 | Mercier Johanna | Chief Commercial Officer | S | -11800 | 118.5044 | ~$1.4M |
| August 15, 2025 | Mercier Johanna | Chief Commercial Officer | S | -700 | 118.9686 | ~$83K |
| August 15, 2025 | Dickinson Andrew D | Chief Financial Officer | S | -2500 | 118.53 | ~$0.3M |
| July 28, 2025 | O'Day Daniel Patrick | Chairman & CEO | 2 reported sale rows | 10000 | — | ~$1.1M |
| July 28, 2025 | O'Day Daniel Patrick | Chairman & CEO | S | -1655 | 113.1678 | ~$0.2M |
| July 28, 2025 | O'Day Daniel Patrick | Chairman & CEO | S | -8345 | 114.0895 | ~$1.0M |
| July 15, 2025 | Dickinson Andrew D | Chief Financial Officer | S | -2500 | 111.03 | ~$0.3M |
| July 15, 2025 | Mercier Johanna | Chief Commercial Officer | S | -3000 | 111.03 | ~$0.3M |
| July 14, 2025 | Bluestone Jeffrey | — | S | -5000 | 109.74 | ~$0.5M |
| June 30, 2025 | O'Day Daniel Patrick | Chairman & CEO | 2 reported sale rows | 10000 | — | ~$1.1M |
| June 30, 2025 | O'Day Daniel Patrick | Chairman & CEO | S | -9400 | 110.4038 | ~$1.0M |
| June 30, 2025 | O'Day Daniel Patrick | Chairman & CEO | S | -600 | 111.1467 | ~$67K |
| June 16, 2025 | Mercier Johanna | Chief Commercial Officer | S | -3000 | 110.17 | ~$0.3M |
| June 16, 2025 | Dickinson Andrew D | Chief Financial Officer | S | -2500 | 110.17 | ~$0.3M |
| May 30, 2025 | O'Day Daniel Patrick | Chairman & CEO | 2 reported sale rows | 10000 | — | ~$1.1M |
| May 30, 2025 | O'Day Daniel Patrick | Chairman & CEO | S | -6416 | 110.1148 | ~$0.7M |
| May 30, 2025 | O'Day Daniel Patrick | Chairman & CEO | S | -3584 | 110.9643 | ~$0.4M |
| May 22, 2025 | Mercier Johanna | Chief Commercial Officer | 2 reported sale rows | 15500 | — | ~$1.7M |
| May 22, 2025 | Mercier Johanna | Chief Commercial Officer | S | -3000 | 107.5212 | ~$0.3M |
| May 22, 2025 | Mercier Johanna | Chief Commercial Officer | S | -12500 | 107.5169 | ~$1.3M |
| May 15, 2025 | Dickinson Andrew D | Chief Financial Officer | S | -2500 | 99.82 | ~$0.2M |
| April 15, 2025 | Dickinson Andrew D | Chief Financial Officer | S | -2500 | 106.4 | ~$0.3M |
| March 17, 2025 | Dickinson Andrew D | Chief Financial Officer | S | -2500 | 110.53 | ~$0.3M |
| March 10, 2025 | Dickinson Andrew D | Chief Financial Officer | 2 reported sale rows | 17929 | — | ~$2.1M |
| March 10, 2025 | Dickinson Andrew D | Chief Financial Officer | S | -13013 | 118.5011 | ~$1.5M |
| March 10, 2025 | Dickinson Andrew D | Chief Financial Officer | S | -4916 | 117.2988 | ~$0.6M |
| February 18, 2025 | Dickinson Andrew D | Chief Financial Officer | S | -2500 | 104.09 | ~$0.3M |
| February 12, 2025 | Dickinson Andrew D | Chief Financial Officer | S | -137676 | 102.22 | ~$14.1M |
| January 31, 2025 | Dickinson Andrew D | Chief Financial Officer | S | -142180 | 97.22 | ~$13.8M |
| January 15, 2025 | Dickinson Andrew D | Chief Financial Officer | S | -2500 | 91.35 | ~$0.2M |
| December 16, 2024 | Dickinson Andrew D | Chief Financial Officer | S | -8500 | 91.96 | ~$0.8M |
| November 29, 2024 | Dickinson Andrew D | Chief Financial Officer | 2 reported sale rows | 248645 | — | ~$23.1M |
| November 29, 2024 | Dickinson Andrew D | Chief Financial Officer | S | -127930 | 92.7626 | ~$11.9M |
| November 29, 2024 | Dickinson Andrew D | Chief Financial Officer | S | -120715 | 92.7652 | ~$11.2M |
| November 27, 2024 | Parsey Merdad | Chief Medical Officer | 5 reported sale rows | 164211 | — | ~$15.1M |
| November 27, 2024 | Parsey Merdad | Chief Medical Officer | S | -5200 | 91.8041 | ~$0.5M |
| November 27, 2024 | Parsey Merdad | Chief Medical Officer | S | -10399 | 92 | ~$1.0M |
| November 27, 2024 | Parsey Merdad | Chief Medical Officer | S | -3199 | 91.8034 | ~$0.3M |
| November 27, 2024 | Parsey Merdad | Chief Medical Officer | S | -88119 | 92 | ~$8.1M |
| November 27, 2024 | Parsey Merdad | Chief Medical Officer | S | -57294 | 91.7949 | ~$5.3M |
| November 26, 2024 | Bluestone Jeffrey | — | S | -6788 | 91.3901 | ~$0.6M |
| November 6, 2024 | Mercier Johanna | Chief Commercial Officer | S | -5000 | 91.28 | ~$0.5M |
| November 6, 2024 | Parsey Merdad | Chief Medical Officer | 2 reported sale rows | 25590 | — | ~$2.3M |
| November 6, 2024 | Parsey Merdad | Chief Medical Officer | S | -5000 | 91.5 | ~$0.5M |
| November 6, 2024 | Parsey Merdad | Chief Medical Officer | S | -20590 | 91.5 | ~$1.9M |
| October 1, 2024 | Parsey Merdad | Chief Medical Officer | S | -2000 | 83.83 | ~$0.2M |
| September 12, 2024 | Parsey Merdad | Chief Medical Officer | S | -21246 | 84.5 | ~$1.8M |
| September 12, 2024 | Mercier Johanna | Chief Commercial Officer | 2 reported sale rows | 29357 | — | ~$2.5M |
| September 12, 2024 | Mercier Johanna | Chief Commercial Officer | S | -15925 | 84.23 | ~$1.3M |
| September 12, 2024 | Mercier Johanna | Chief Commercial Officer | S | -13432 | 83.25 | ~$1.1M |