As of March 23, 2026, the three largest insider holders of FULC are Capital Management, L.P. Ra (TenPercentOwner, 6.05Mn shares), Mark J Levin (Director, 3.96Mn shares), Rock Ventures Iii, L.P. Third (TenPercentOwner, 1.96Mn shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Capital Management, L.P. Ra | 0 | 6,053,960 | 10 Dec, 2025 | |
| Mark J Levin | 0 | 3,962,202 | 12 Nov, 2021 | |
| Rock Ventures Iii, L.P. Third | 1,962,202 | 0 | 15 Dec, 2022 | |
| Robert J Gould | 454,864 | 0 | 04 Feb, 2026 | |
| Alex Sapir | See Remarks | 193,360 | 0 | 08 Jul, 2024 |
| James A Geraghty | 90,714 | 0 | 29 Jun, 2021 | |
| Greg Tourangeau | Principal Accounting Officer | 14,062 | 0 | 09 May, 2025 |
| Curtis Gale Oltmans | Chief Legal Officer | 10,252 | 0 | 17 Dec, 2025 |
| Peter G. Thomson | Vp Finance Accounting | 0 | 2,300 | 29 Jun, 2021 |
| Christopher Morabito | Chief Medical Officer | 1,100 | 0 | 29 Jun, 2021 |
* 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 |
|---|---|---|---|---|---|---|---|---|
| 02 Feb, 2026 | Curtis Gale Oltmans | Stock Option (right to buy) | A | 170,000 | $0.00 | 170,000 | D | A |
| 02 Feb, 2026 | Robert J Gould | Common Stock | D | 15,000 | $10.72 | 454,864 | D | S |
| 02 Feb, 2026 | Greg Tourangeau | Stock Option (right to buy) | A | 57,000 | $0.00 | 57,000 | D | A |
| 02 Feb, 2026 | Alan A Musso | Stock Option (right to buy) | A | 170,000 | $0.00 | 170,000 | D | A |
| 02 Jan, 2026 | Robert J Gould | Common Stock | D | 15,000 | $10.87 | 469,864 | D | S |
| 02 Feb, 2026 | Alex Sapir | Stock option - Right to Buy | A | 650,000 | $0.00 | 650,000 | D | A |
| 02 Jan, 2026 | Robert J Gould | Common Stock | D | 15,000 | $11.87 | 469,864 | D | S |
| 15 Dec, 2025 | Curtis Gale Oltmans | Common Stock | D | 3,452 | $12.92 | 10,252 | D | S |
| 08 Dec, 2025 | Capital Management, L.P. Ra | Common Stock | D | 1,377,020 | $13.33 | 8,852,079 | I | S |
| 08 Dec, 2025 | Capital Management, L.P. Ra | Common Stock | D | 2,706,397 | $14.28 | 6,145,682 | I | S |
| 08 Dec, 2025 | Capital Management, L.P. Ra | Common Stock | D | 91,722 | $14.98 | 6,053,960 | I | S |
| 19 Nov, 2025 | Robert J Gould | Common Stock | D | 15,000 | $11.03 | 484,864 | D | S |
| 26 Jun, 2025 | Robert J Gould | Stock Option (right to buy) | A | 36,000 | $0.00 | 36,000 | D | A |
| 26 Jun, 2025 | James A Geraghty | Stock Option (right to buy) | A | 36,000 | $0.00 | 36,000 | D | A |
| 26 Jun, 2025 | Alan Ezekowitz | Stock Option (right to buy) | A | 36,000 | $0.00 | 36,000 | D | A |
| 26 Jun, 2025 | Katina Dorton | Stock Option (right to buy) | A | 36,000 | $0.00 | 36,000 | D | A |
| 26 Jun, 2025 | Colin Hill | Stock Option (right to buy) | A | 36,000 | $0.00 | 36,000 | D | A |
| 26 Jun, 2025 | Kate Haviland | Stock Option (right to buy) | A | 36,000 | $0.00 | 36,000 | D | A |
| 26 Jun, 2025 | Rachel K. King | Stock Option (right to buy) | A | 36,000 | $0.00 | 36,000 | D | A |
| 26 Jun, 2025 | Sonja Banks | Stock Option (right to buy) | A | 36,000 | $0.00 | 36,000 | D | A |