As of September 29, 2026, the three largest insider holders of CCCC are Andrew Hirsch (President Ceo, 1.07Mn shares), Kendra Adams (Chief Financial Officer, 382.32K shares), Leonard Reyno (Chief Medical Officer, 372.41K shares).
| # | Insider | Position | Direct | Indirect | Total | Share of Insiders | Last Filed |
|---|---|---|---|---|---|---|---|
| 1 | Andrew Hirsch | President Ceo | 1,074,934 | 0 | 1,074,934 | 32.4% | 18 Feb, 2026 |
| 2 | Kendra Adams | Chief Financial Officer | 382,323 | 0 | 382,323 | 11.5% | 21 Sep, 2026 |
| 3 | Leonard Reyno | Chief Medical Officer | 372,406 | 0 | 372,406 | 11.2% | 13 Jul, 2026 |
| 4 | Paige Mahaney | Chief Scientific Officer | 336,910 | 0 | 336,910 | 10.2% | 18 Feb, 2026 |
| 5 | Kelly Schick | Chief People Officer | 299,881 | 0 | 299,881 | 9.0% | 18 Feb, 2026 |
| 6 | Scott N Boyle | Chief Business Officer | 298,801 | 0 | 298,801 | 9.0% | 18 Feb, 2026 |
| 7 | Stewart Fisher | Chief Scientific Officer | 130,710 | 0 | 130,710 | 3.9% | 17 Sep, 2024 |
| 8 | Jolie Siegel | Chief Legal Officer | 107,939 | 0 | 107,939 | 3.3% | 18 Feb, 2025 |
| 9 | Donna Roy Grogan | Director | 74,853 | 0 | 74,853 | 2.3% | 02 Jul, 2026 |
| 10 | Kenneth Carl Anderson | Director | 71,950 | 0 | 71,950 | 2.2% | 02 Jul, 2026 |
| 11 | Mark Mossler | Chief Accounting Officer | 71,916 | 0 | 71,916 | 2.2% | 18 Feb, 2026 |
| 12 | Lauren White | Chief Financial Officer | 32,686 | 0 | 32,686 | 1.0% | 31 Aug, 2023 |
| 13 | Glenn Dubin | Director | 22,075 | 0 | 22,075 | 0.7% | 02 Apr, 2024 |
| 14 | Adam Crystal | Chief Medical Officer | 20,097 | 0 | 20,097 | 0.6% | 01 Feb, 2023 |
| 15 | Malcolm Salter | Director | 11,380 | 0 | 11,380 | 0.3% | 18 Jan, 2022 |
| 16 | Utpal Koppikar | Director | 5,667 | 0 | 5,667 | 0.2% | 10 Feb, 2023 |
| 17 | Marc A Cohen | Director | 1,118 | 0 | 1,118 | 0.0% | 18 Jan, 2022 |
| 18 | Alain J Cohen | Director | 928 | 0 | 928 | 0.0% | 05 Apr, 2022 |
Each row is that insider’s most recently reported position, from Form 4 filings over the last 60 months — which is why this total does not tie to the quarterly series above, where a quarter counts only the insiders who filed in it. Shares held through a fund or institutional portfolio are counted on the institutional ownership page instead.
| Date | Insider | Position | Transaction | Shares | Price | Value | Shares Held After | Ownership |
|---|---|---|---|---|---|---|---|---|
| 18 Sep, 2026 | Kendra Adams | Chief Financial Officer | Acquired M | 6,250 | $0.00 | $0 | 385,098 | Direct |
| 18 Sep, 2026 | Kendra Adams | Chief Financial Officer | Disposed F | 2,775 | $3.39 | $9.41K | 382,323 | Direct |
| 10 Jul, 2026 | Leonard Reyno | Chief Medical Officer | Acquired M | 15,325 | $0.00 | $0 | 379,803 | Direct |
| 10 Jul, 2026 | Leonard Reyno | Chief Medical Officer | Disposed F | 7,397 | $4.06 | $30.03K | 372,406 | Direct |
| 01 Jul, 2026 | Kenneth Carl Anderson | Director | Acquired A | 2,650 | $4.34 | $11.50K | 71,950 | Direct |
| 01 Jul, 2026 | Donna Roy Grogan | Director | Acquired A | 3,341 | $4.34 | $14.50K | 74,853 | Direct |
| 24 Jun, 2026 | Ronald Harold Wilfred Cooper | Director | Acquired A | 62,000 | $0.00 | $0 | 62,000 | Direct |
| 24 Jun, 2026 | Stephen Fawell | Director | Acquired A | 62,000 | $0.00 | $0 | 62,000 | Direct |
| 24 Jun, 2026 | Owen Hughes | Director | Acquired A | 62,000 | $0.00 | $0 | 62,000 | Direct |
| 24 Jun, 2026 | Laura Bessen | Director | Acquired A | 62,000 | $0.00 | $0 | 62,000 | Direct |
| 24 Jun, 2026 | Kenneth Carl Anderson | Director | Acquired A | 62,000 | $0.00 | $0 | 62,000 | Direct |
| 24 Jun, 2026 | Donna Roy Grogan | Director | Acquired A | 62,000 | $0.00 | $0 | 62,000 | Direct |
| 24 Jun, 2026 | Utpal Koppikar | Director | Acquired A | 62,000 | $0.00 | $0 | 62,000 | Direct |
| 24 Jun, 2026 | Steven L. Hoerter | Director | Acquired A | 62,000 | $0.00 | $0 | 62,000 | Direct |
| 01 Jun, 2026 | Kenneth Carl Anderson | Director | Acquired M | 1,070 | $2.11 | $2.26K | 69,300 | Direct |
| 01 Jun, 2026 | Kenneth Carl Anderson | Director | Disposed M | 1,070 | $0.00 | $0 | 0 | Direct |
| 01 Apr, 2026 | Kenneth Carl Anderson | Director | Acquired A | 4,259 | $2.70 | $11.50K | 68,230 | Direct |
| 01 Apr, 2026 | Donna Roy Grogan | Director | Acquired A | 5,370 | $2.70 | $14.50K | 71,512 | Direct |
| 13 Feb, 2026 | Mark Mossler | Chief Accounting Officer | Acquired A | 56,980 | $0.00 | $0 | 75,184 | Direct |
| 13 Feb, 2026 | Leonard Reyno | Chief Medical Officer | Acquired A | 240,000 | $0.00 | $0 | 396,382 | Direct |