XFOR X4 Pharmaceuticals, Inc
Nasdaq · SEC CIK 1501697 · EDGAR
- Bought, last 12 months
- $250.0K 1 purchases by 1 insiders
- Sold, last 12 months
- $429.3K 4 sales by 3 insiders
- Filings on record
- 150 since 2021-07-01, latest 2026-08-13 16:13
BoughtSold
Most active insiders, 12 months
| Insider | Title | Bought | Sold |
|---|---|---|---|
| Craig Adam R | Executive COB, Dir | $250.0K | $210.8K |
| KIRSKE DAVID | CFO | — | $109.2K |
| Volpone John | Pres | — | $109.2K |
Transactions 140
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-08-13 16:13 | 2026-08-12 | XFOR | Volpone John | Pres | S - Sale | $4.44 | -24.6K | 265.3K | -8% | -$109.2K | |
| 2026-08-13 16:10 | 2026-08-12 | XFOR | Craig Adam R | Executive COB, Dir | S - Sale | $4.44 | -47.4K | 328.7K | -13% | -$210.8K | |
| 2026-07-01 16:23 | 2026-06-30 | XFOR | KIRSKE DAVID | CFO | S - Sale | $4.26 | -8,543 | 167.8K | -5% | -$36.4K | |
| 2026-05-13 16:02 | 2026-05-12 | XFOR | KIRSKE DAVID | CFO | S - Sale | $4.29 | -17.0K | 176.3K | -9% | -$72.8K | |
| 2025-10-27 | 2025-10-23 | XFOR | Craig Adam R | Executive COB, Dir | P - Purchase | $2.90 | +86.2K | 376.1K | +30% | +$250.0K | |
| D | 2025-08-14 | 2025-08-14 | XFOR | Volpone John | Pres | A - Grant | $0.00 | +289.9K | 289.9K | New | $0 |
| D | 2025-08-14 | 2025-08-14 | XFOR | KIRSKE DAVID | CFO | A - Grant | $0.00 | +193.3K | 193.3K | New | $0 |
| D | 2025-08-14 | 2025-08-14 | XFOR | Craig Adam R | Executive COB, Dir | A - Grant | $0.00 | +289.9K | 289.9K | New | $0 |
| 2025-07-03 | 2025-05-20 | XFOR | Thoren Natasha Fay | CLO | A - Grant | $0.00 | +3,333 | 9,462 | +54% | $0 | |
| 2025-06-10 | 2025-06-09 | XFOR | Bridger Gary | Dir | A - Grant | $0.00 | +1,500 | 4,722 | +47% | $0 | |
| 2025-06-10 | 2025-06-09 | XFOR | Woods Keith | Dir | A - Grant | $0.00 | +1,500 | 6,000 | +33% | $0 | |
| 2025-06-10 | 2025-06-09 | XFOR | WYZGA MICHAEL S | Dir | A - Grant | $0.00 | +1,500 | 5,555 | +37% | $0 | |
| 2025-06-10 | 2025-06-09 | XFOR | MCGIRR DAVID W J | Dir | A - Grant | $0.00 | +1,500 | 4,722 | +47% | $0 | |
| 2025-06-10 | 2025-06-09 | XFOR | de Craecker Francoise | Dir | A - Grant | $0.00 | +1,500 | 4,722 | +47% | $0 | |
| 2025-06-10 | 2025-06-09 | XFOR | Stewart Murray | Dir | A - Grant | $0.00 | +1,500 | 7,883 | +23% | $0 | |
| A | 2025-06-03 | 2025-05-16 | XFOR | Baldry Mark | Chief Commercial Off | A - Grant | $2.48 | +1,032 | 25.3K | +4% | +$2,559 |
| 2025-05-20 | 2025-05-16 | XFOR | Baldry Mark | Chief Commercial Off | P - Purchase | $2.48 | +1,032 | 25.3K | +4% | +$2,559 | |
| 2025-02-14 | 2025-02-12 | XFOR | Ragan Paula | Pres, CEO, Dir | A - Grant | $0.00 | +2.25M | 3.34M | +207% | $0 | |
| 2025-02-14 | 2025-02-12 | XFOR | DiBiase Mary | COO | A - Grant | $0.00 | +650.0K | 1.14M | +132% | $0 | |
| 2025-02-14 | 2025-02-12 | XFOR | Arbet-Engels Christophe | Chief Medical Off | A - Grant | $0.00 | +850.0K | 864.2K | +5,983% | $0 | |
| M | 2025-02-14 | 2024-05-17+ | XFOR | Baldry Mark | Chief Commercial Off | P - Purchase | $0.55 | +35.0K | 129.2K | +37% | +$19.3K |
| 2025-02-14 | 2025-02-12 | XFOR | Baldry Mark | Chief Commercial Off | A - Grant | $0.00 | +600.0K | 729.2K | +464% | $0 | |
| 2025-02-14 | 2025-02-12 | XFOR | Mostafa Adam S. | CFO | A - Grant | $0.00 | +850.0K | 850.0K | New | $0 | |
| 2025-01-27 | 2025-01-23 | XFOR | Arbet-Engels Christophe | Chief Medical Off | A - Grant | $0.00 | +25.8K | 25.8K | New | $0 | |
| 2025-01-27 | 2025-01-24 | XFOR | Arbet-Engels Christophe | Chief Medical Off | S - Sale | $0.45 | -11.6K | 14.2K | -45% | -$5,231 | |
| 2025-01-27 | 2025-01-24 | XFOR | Mostafa Adam S. | CFO | S - Sale | $0.45 | -74.8K | 0 | -100% | -$33.6K | |
| 2025-01-27 | 2025-01-23 | XFOR | Mostafa Adam S. | CFO | A - Grant | $0.00 | +74.8K | 74.8K | New | $0 | |
| 2025-01-27 | 2025-01-24 | XFOR | Ragan Paula | Pres, CEO, Dir | S - Sale | $0.45 | -76.5K | 1.09M | -7% | -$34.4K | |
| 2025-01-27 | 2025-01-23 | XFOR | Ragan Paula | Pres, CEO, Dir | A - Grant | $0.00 | +169.9K | 1.16M | +17% | $0 | |
| 2025-01-27 | 2025-01-24 | XFOR | DiBiase Mary | COO | S - Sale | $0.45 | -22.3K | 491.0K | -4% | -$10.0K | |
| 2025-01-27 | 2025-01-23 | XFOR | DiBiase Mary | COO | A - Grant | $0.00 | +61.2K | 513.2K | +14% | $0 | |
| 2025-01-27 | 2025-01-23 | XFOR | Baldry Mark | Chief Commercial Off | A - Grant | $0.00 | +74.8K | 123.3K | +154% | $0 | |
| 2025-01-27 | 2025-01-24 | XFOR | Baldry Mark | Chief Commercial Off | S - Sale | $0.45 | -29.2K | 94.1K | -24% | -$13.1K | |
| 2024-11-19 | 2024-11-15 | XFOR | Ragan Paula | Pres, CEO, Dir | S - Sale | $0.39 | -31.9K | 993.9K | -3% | -$12.4K | |
| 2024-10-16 | 2024-10-15 | XFOR | Ragan Paula | Pres, CEO, Dir | S - Sale | $0.56 | -31.9K | 1.03M | -3% | -$17.9K | |
| 2024-10-08 | 2024-10-04 | XFOR | Ragan Paula | Pres, CEO, Dir | A - Grant | $0.00 | +532.1K | 1.30M | +70% | $0 | |
| 2024-10-08 | 2024-10-07 | XFOR | Ragan Paula | Pres, CEO, Dir | S - Sale | $0.55 | -239.4K | 1.06M | -18% | -$131.7K | |
| 2024-10-08 | 2024-10-07 | XFOR | Baldry Mark | Chief Commercial Off | S - Sale | $0.58 | -11.1K | 48.5K | -19% | -$6,454 | |
| 2024-10-08 | 2024-10-04 | XFOR | Baldry Mark | Chief Commercial Off | A - Grant | $0.00 | +34.9K | 59.6K | +142% | $0 | |
| 2024-10-08 | 2024-10-04 | XFOR | DiBiase Mary | COO | A - Grant | $0.00 | +230.6K | 519.8K | +80% | $0 | |
| 2024-10-08 | 2024-10-07 | XFOR | DiBiase Mary | COO | S - Sale | $0.57 | -67.7K | 452.1K | -13% | -$38.6K | |
| 2024-10-08 | 2024-10-07 | XFOR | Taveras Arthur | CSO | S - Sale | $0.56 | -76.9K | 388.0K | -17% | -$43.1K | |
| 2024-10-08 | 2024-10-04 | XFOR | Taveras Arthur | CSO | A - Grant | $0.00 | +230.6K | 464.9K | +98% | $0 | |
| 2024-10-08 | 2024-10-04 | XFOR | Mostafa Adam S. | CFO | A - Grant | $0.00 | +230.6K | 230.6K | New | $0 | |
| 2024-10-08 | 2024-10-07 | XFOR | Mostafa Adam S. | CFO | S - Sale | $0.55 | -230.6K | 0 | -100% | -$126.9K | |
| 2024-09-11 | 2024-09-09 | XFOR | DiBiase Mary | COO | S - Sale | $0.66 | -2,642 | 289.1K | -0.9% | -$1,744 | |
| 2024-06-11 | 2024-06-10 | XFOR | WYZGA MICHAEL S | Dir | A - Grant | $0.00 | +45.0K | 121.7K | +59% | $0 | |
| 2024-06-11 | 2024-06-10 | XFOR | Stewart Murray | Dir | A - Grant | $0.00 | +45.0K | 191.5K | +31% | $0 | |
| 2024-06-11 | 2024-06-10 | XFOR | Bridger Gary | Dir | A - Grant | $0.00 | +45.0K | 96.7K | +87% | $0 | |
| 2024-06-11 | 2024-06-10 | XFOR | Lawton Alison Frances | Dir | A - Grant | $0.00 | +45.0K | 96.7K | +87% | $0 | |
| 2024-06-11 | 2024-06-10 | XFOR | Woods Keith | Dir | A - Grant | $0.00 | +45.0K | 135.0K | +50% | $0 | |
| 2024-06-11 | 2024-06-10 | XFOR | MCGIRR DAVID W J | Dir | A - Grant | $0.00 | +45.0K | 96.7K | +87% | $0 | |
| 2024-06-11 | 2024-06-10 | XFOR | Aliski William | Dir | A - Grant | $0.00 | +45.0K | 96.7K | +87% | $0 | |
| 2024-06-11 | 2024-06-10 | XFOR | de Craecker Francoise | Dir | A - Grant | $0.00 | +45.0K | 96.7K | +87% | $0 | |
| 2024-03-11 | 2024-03-11 | XFOR | Mostafa Adam S. | CFO | S - Sale | $0.88 | -52.5K | 0 | -100% | -$46.2K | |
| 2024-03-11 | 2024-03-11 | XFOR | DiBiase Mary | COO | S - Sale | $0.88 | -15.4K | 291.8K | -5% | -$13.6K | |
| 2024-03-11 | 2024-03-11 | XFOR | Ragan Paula | Pres, CEO, Dir | S - Sale | $0.88 | -49.7K | 765.1K | -6% | -$43.7K | |
| 2024-03-11 | 2024-03-11 | XFOR | Taveras Arthur | CSO | S - Sale | $0.88 | -14.2K | 234.3K | -6% | -$12.5K | |
| 2024-02-12 | 2024-02-12 | XFOR | Taveras Arthur | CSO | S - Sale | $1.01 | -787 | 248.5K | -0.3% | -$794.87 | |
| 2024-02-12 | 2024-02-12 | XFOR | Mostafa Adam S. | CFO | S - Sale | $1.01 | -27.7K | 52.5K | -35% | -$28.0K | |
| 2024-02-12 | 2024-02-12 | XFOR | DiBiase Mary | COO | S - Sale | $1.01 | -3,683 | 307.2K | -1% | -$3,720 | |
| 2024-02-12 | 2024-02-12 | XFOR | Ragan Paula | Pres, CEO, Dir | S - Sale | $1.01 | -21.7K | 814.7K | -3% | -$21.9K | |
| M | 2023-11-03 | 2023-11-01+ | XFOR | Ragan Paula | Pres, CEO, Dir | S - Sale | $0.7583 | -239.4K | 876.3K | -21% | -$181.6K |
| 2023-11-03 | 2023-11-01 | XFOR | DiBiase Mary | COO | S - Sale | $0.73 | -67.7K | 310.8K | -18% | -$49.4K | |
| 2023-11-03 | 2023-11-01 | XFOR | Baldry Mark | Chief Commercial Off | S - Sale | $0.73 | -10.3K | 24.7K | -29% | -$7,488 | |
| 2023-11-03 | 2023-11-01 | XFOR | Taveras Arthur | CSO | S - Sale | $0.73 | -67.7K | 249.3K | -21% | -$49.4K | |
| 2023-11-03 | 2023-11-01 | XFOR | Mostafa Adam S. | CFO | S - Sale | $0.73 | -230.6K | 80.2K | -74% | -$168.4K | |
| 2023-11-02 | 2023-10-31 | XFOR | Baldry Mark | Chief Commercial Off | A - Grant | $0.00 | +34.9K | 34.9K | New | $0 | |
| 2023-11-02 | 2023-10-31 | XFOR | DiBiase Mary | COO | A - Grant | $0.00 | +230.6K | 378.5K | +156% | $0 | |
| 2023-11-02 | 2023-10-31 | XFOR | Mostafa Adam S. | CFO | A - Grant | $0.00 | +230.6K | 310.9K | +288% | $0 | |
| 2023-11-02 | 2023-10-31 | XFOR | Ragan Paula | Pres, CEO, Dir | A - Grant | $0.00 | +532.1K | 1.08M | +98% | $0 | |
| 2023-11-02 | 2023-10-31 | XFOR | Taveras Arthur | CSO | A - Grant | $0.00 | +230.6K | 317.0K | +267% | $0 | |
| 2023-10-18 | 2023-10-16 | XFOR | Woods Keith | Dir | A - Grant | $0.00 | +90.0K | 90.0K | New | $0 | |
| 2023-09-12 | 2023-09-08 | XFOR | DiBiase Mary | COO | S - Sale | $1.25 | -2,642 | 147.9K | -2% | -$3,302 | |
| 2023-08-22 | 2023-08-18 | XFOR | WYZGA MICHAEL S | Dir | P - Purchase | $1.20 | +25.0K | 76.7K | +48% | +$30.0K | |
| 2023-08-11 | 2023-08-09 | XFOR | Stewart Murray | Interim Chief Medical Off, Dir | A - Grant | $0.00 | +269.9K | 276.6K | +4,048% | $0 | |
| 2023-08-11 | 2023-08-10 | XFOR | Stewart Murray | Interim Chief Medical Off, Dir | S - Sale | $1.06 | -130.1K | 146.5K | -47% | -$137.9K | |
| 2023-07-05 | 2023-06-30 | XFOR | Mostafa Adam S. | CFO | S - Sale | $1.89 | -2,641 | 80.2K | -3% | -$4,991 | |
| 2023-07-05 | 2023-06-30 | XFOR | DiBiase Mary | COO | S - Sale | $1.89 | -464 | 150.5K | -0.3% | -$876.96 | |
| 2023-06-26 | 2023-06-23 | XFOR | Ragan Paula | Pres, CEO, Dir | S - Sale | $1.92 | -6,724 | 543.8K | -1% | -$12.9K | |
| 2023-06-26 | 2023-06-23 | XFOR | Mostafa Adam S. | CFO | S - Sale | $1.93 | -5,417 | 82.9K | -6% | -$10.5K | |
| 2023-06-26 | 2023-06-23 | XFOR | DiBiase Mary | COO | S - Sale | $1.93 | -857 | 151.0K | -0.6% | -$1,654 | |
| 2023-06-16 | 2023-06-15 | XFOR | Ragan Paula | Pres, CEO, Dir | S - Sale | $2.23 | -6,724 | 550.5K | -1% | -$15.0K | |
| 2023-06-16 | 2023-06-15 | XFOR | Mostafa Adam S. | CFO | S - Sale | $2.22 | -5,417 | 88.3K | -6% | -$12.0K | |
| 2023-06-16 | 2023-06-15 | XFOR | DiBiase Mary | COO | S - Sale | $2.23 | -857 | 151.9K | -0.6% | -$1,911 | |
| 2023-06-14 | 2023-06-13 | XFOR | Bridger Gary | Dir | A - Grant | $0.00 | +45.0K | 51.7K | +675% | $0 | |
| 2023-06-14 | 2023-06-13 | XFOR | Aliski William | Dir | A - Grant | $0.00 | +45.0K | 51.7K | +675% | $0 | |
| 2023-06-14 | 2023-06-13 | XFOR | Lawton Alison Frances | Dir | A - Grant | $0.00 | +45.0K | 51.7K | +675% | $0 | |
| 2023-06-14 | 2023-06-13 | XFOR | WYZGA MICHAEL S | Dir | A - Grant | $0.00 | +45.0K | 51.7K | +675% | $0 | |
| 2023-06-14 | 2023-06-13 | XFOR | MCGIRR DAVID W J | Dir | A - Grant | $0.00 | +45.0K | 51.7K | +675% | $0 | |
| 2023-06-14 | 2023-06-13 | XFOR | de Craecker Francoise | Dir | A - Grant | $0.00 | +45.0K | 51.7K | +675% | $0 | |
| 2023-05-31 | 2023-05-31 | XFOR | Ragan Paula | Pres, CEO, Dir | S - Sale | $1.95 | -6,292 | 557.2K | -1% | -$12.3K | |
| 2023-03-13 | 2023-03-10 | XFOR | DiBiase Mary | COO | S - Sale | $0.84 | -18.2K | 152.7K | -11% | -$15.3K | |
| 2023-03-13 | 2023-03-10 | XFOR | Taveras Arthur | CSO | S - Sale | $0.84 | -16.8K | 86.4K | -16% | -$14.1K | |
| 2023-03-13 | 2023-03-10 | XFOR | Mostafa Adam S. | CFO | S - Sale | $0.84 | -52.5K | 93.7K | -36% | -$44.1K | |
| 2023-03-13 | 2023-03-10 | XFOR | Ragan Paula | Pres, CEO, Dir | S - Sale | $0.84 | -49.7K | 563.5K | -8% | -$41.7K | |
| 2023-02-15 | 2023-02-13 | XFOR | Taveras Arthur | CSO | S - Sale | $0.93 | -928 | 103.2K | -0.9% | -$863.04 | |
| 2023-02-15 | 2023-02-13 | XFOR | Ragan Paula | Pres, CEO, Dir | S - Sale | $0.93 | -21.7K | 613.2K | -3% | -$20.2K | |
| 2023-02-15 | 2023-02-13 | XFOR | DiBiase Mary | COO | S - Sale | $0.93 | -4,348 | 170.9K | -2% | -$4,044 | |
| 2023-02-15 | 2023-02-13 | XFOR | Mostafa Adam S. | CFO | S - Sale | $0.93 | -27.7K | 146.2K | -16% | -$25.8K |
Purchase Sale Sale after option exercise All abbreviations