Arcus Biosciences's top three insider shareholders as of April 17, 2026 are Sciences, Inc. Gilead (TenPercentOwner, 31.42Mn shares), Terry J Rosen (Chief Executive Officer, 2.24Mn shares), Juan C. Jaen (President, 922.24K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Sciences, Inc. Gilead | - | 31,424,760 | 0 | 20 Feb, 2025 |
| Terry J Rosen | Chief Executive Officer | 2,236,409 | 0 | 26 Jan, 2026 |
| Juan C. Jaen | President | 0 | 922,240 | 07 Jan, 2026 |
| Juan C. Jaen | President | 377,012 | 0 | 26 Jan, 2026 |
| Jennifer Jarrett | Chief Operating Officer | 224,024 | 0 | 26 Jan, 2026 |
| Carolyn C. Tang | General Counsel | 148,734 | 0 | 26 Jan, 2026 |
| Ii Robert C. Goeltz | Chief Financial Officer | 91,924 | 0 | 26 Jan, 2026 |
| Richard Markus | Chief Medical Officer | 89,647 | 0 | 26 Jan, 2026 |
| Dimitry Sa Nuyten | Chief Medical Officer | 87,518 | 0 | 17 Dec, 2024 |
| David L. Lacey | - | 70,952 | 0 | 12 Jun, 2025 |
| Antoni Ribas | - | 43,650 | 0 | 12 Jun, 2025 |
| Andrew J Perlman | - | 42,625 | 0 | 12 Jun, 2025 |
| Patrick Machado | - | 38,600 | 0 | 12 Jun, 2025 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 23 Jan, 2026 | Ii Robert C. Goeltz | Common Stock | A | 24,000 | $0.00 | 91,924 | D | A |
| 23 Jan, 2026 | Terry J Rosen | Common Stock | A | 79,000 | $0.00 | 2,236,409 | D | A |
| 23 Jan, 2026 | Juan C. Jaen | Common Stock | A | 31,000 | $0.00 | 377,012 | D | A |
| 23 Jan, 2026 | Richard Markus | Common Stock | A | 24,000 | $0.00 | 89,647 | D | A |
| 23 Jan, 2026 | Jennifer Jarrett | Common Stock | A | 31,000 | $0.00 | 224,024 | D | A |
| 23 Jan, 2026 | Carolyn C. Tang | Common Stock | A | 24,000 | $0.00 | 148,734 | D | A |
| 23 Jan, 2026 | Ii Robert C. Goeltz | Stock Option (right to buy) | A | 96,000 | $0.00 | 96,000 | D | A |
| 23 Jan, 2026 | Carolyn C. Tang | Stock Option (right to buy) | A | 96,000 | $0.00 | 96,000 | D | A |
| 23 Jan, 2026 | Jennifer Jarrett | Stock Option (right to buy) | A | 126,000 | $0.00 | 126,000 | D | A |
| 23 Jan, 2026 | Terry J Rosen | Stock Option (right to buy) | A | 315,000 | $0.00 | 315,000 | D | A |
| 23 Jan, 2026 | Richard Markus | Stock Option (right to buy) | A | 96,000 | $0.00 | 96,000 | D | A |
| 23 Jan, 2026 | Juan C. Jaen | Stock Option (right to buy) | A | 126,000 | $0.00 | 126,000 | D | A |
| 08 Jan, 2026 | Terry J Rosen | Common Stock | D | 35,000 | $0.00 | 2,157,409 | D | G |
| 05 Jan, 2026 | Juan C. Jaen | Common Stock | D | 29,670 | $21.34 | 924,393 | I | S |
| 05 Jan, 2026 | Juan C. Jaen | Common Stock | D | 2,053 | $22.34 | 922,340 | I | S |
| 05 Jan, 2026 | Juan C. Jaen | Common Stock | D | 100 | $23.20 | 922,240 | I | S |
| 31 Dec, 2025 | Ii Robert C. Goeltz | Common Stock | D | 6,552 | $23.38 | 67,924 | D | S |
| 30 Dec, 2025 | Terry J Rosen | Common Stock | D | 2,400 | $0.00 | 2,192,409 | D | G |
| 16 Dec, 2025 | Richard Markus | Common Stock | D | 5,052 | $21.88 | 70,141 | D | S |
| 16 Dec, 2025 | Carolyn C. Tang | Common Stock | D | 7,658 | $21.88 | 131,544 | D | S |