Xilio Therapeutics, Inc. (XLO) has 15 open-market insider trades by 13 insiders since 2021. The most active filer is Gilead Sciences, Inc., 10% Owner.
| Name | Title | Tier | Trades | Value | Last Trade |
|---|---|---|---|---|---|
| Rock Springs Capital Master Fund LP | 10% Owner | — | 1 | $8.0M | 2021-10-26 |
| Deerfield Mgmt L.P. via James E. Flynn | 10% Owner | — | 1 | $6.2M | 2021-10-26 |
| BAY CITY Capital LLC via Fred B. Craves | 10% Owner | — | 1 | $5.0M | 2021-10-26 |
| Gilead Sciences, Inc. | 10% Owner | — | 2 | $4.0M | 2025-06-05 |
| RiverVest Venture Fund IV, L.P. | 10% Owner | — | 1 | $4.0M | 2021-10-26 |
| Atlas Venture Opportunity Fund I, L.P. via Bruce Booth | 10% Owner | — | 1 | $3.0M | 2021-10-26 |
| BCIP Life Sciences Associates, LP | 10% Owner | — | 1 | $748K | 2021-12-10 |
| James Samuel Shannon | Dir | — | 2 | $92K | 2026-03-26 |
| Rene Russo | Pres | — | 1 | $25K | 2026-01-01 |
| Christopher James Frankenfield | CFO | — | 1 | $5K | 2026-01-02 |
| Insider | Title | Type | Value | Date |
|---|---|---|---|---|
| James Samuel Shannon | Director | Buy | $44K | 2026-03-26 |
| Kevin M. Brennan | VP | Sell | $1K | 2026-01-02 |
| Christopher James Frankenfield | CFO | Sell | $5K | 2026-01-02 |
| James Samuel Shannon | Director | Buy | $48K | 2025-06-16 |
| Rene Russo | President | Buy | $25K | 2025-06-16 |
| Christopher James Frankenfield | CFO | Sell | $7K |
Companies that share insiders with XLO, and sector peers with recent insider buying. Related by who files, not by how the stocks move.
| 2025-01-02 |
| Kevin M. Brennan | SVP & FINANCE AND ACCOUNTING | Sell | $2K | 2025-01-02 |
| Gilead Sciences, Inc. | 10% Owner | Buy | $3.7M | 2024-12-18 |
| Gilead Sciences, Inc. | 10% Owner | Buy | $369K | 2024-04-02 |
| Atlas Venture Fund XI, L.P. | 10% | Sell | $640 | 2024-02-08 |
| Atlas Venture Associates Opportunity I, L.P. | 10% | Sell | $4K | 2024-01-11 |
| BCIP Life Sciences Associates, LP | 10% Owner | Buy | $748K | 2021-12-08 |
| Rock Springs Capital Master Fund LP | 10% Owner | Buy | $8.0M | 2021-10-26 |
| Deerfield Mgmt L.P. | 10% Owner | Buy | $6.2M | 2021-10-26 |
| RiverVest Venture Fund IV, L.P. | 10% Owner | Buy | $4.0M | 2021-10-26 |