As of September 09, 2026, the three largest insider holders of CNTX are Martin A. Lehr (Chief Executive Officer, 920.19K shares), Martin A. Lehr (Chief Executive Officer, 920.19K shares), Martin A. Lehr (Chief Executive Officer, 159.70K shares).
| # | Insider | Position | Direct | Indirect | Total | Share of Insiders | Last Filed |
|---|---|---|---|---|---|---|---|
| 1 | Martin A. Lehr | Chief Executive Officer | 0 | 920,190 | 920,190 | 82.0% | 10 Jun, 2025 |
| 2 | Evan G. Dick | Svp Of Rd | 82,960 | 0 | 82,960 | 7.4% | 17 Dec, 2021 |
| 3 | Jennifer Lynn Minai-Azary | Chief Financial Officer | 80,010 | 0 | 80,010 | 7.1% | 10 Jun, 2025 |
| 4 | Alex C. Levit | Chief Legal Officer, Corp. Sec | 29,000 | 0 | 29,000 | 2.6% | 10 Jun, 2025 |
| 5 | Tarek Sahmoud | Chief Medical Officer | 10,000 | 0 | 10,000 | 0.9% | 17 Aug, 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 |
|---|---|---|---|---|---|---|---|---|
| 24 Jun, 2026 | Linda West | Director | Acquired A | 45,000 | $0.00 | $0 | 45,000 | Direct |
| 24 Jun, 2026 | Andy Pasternak | Director | Acquired A | 45,000 | $0.00 | $0 | 45,000 | Direct |
| 24 Jun, 2026 | Jennifer Evans Stacey | Director | Acquired A | 45,000 | $0.00 | $0 | 45,000 | Direct |
| 24 Jun, 2026 | Philip W. Kantoff | Director | Acquired A | 45,000 | $0.00 | $0 | 45,000 | Direct |
| 24 Jun, 2026 | Karen L. Smith | Director | Acquired A | 45,000 | $0.00 | $0 | 45,000 | Direct |
| 19 Feb, 2026 | Karen Deborah Chagin | Chief Medical Officer | Acquired A | 290,000 | $0.00 | $0 | 290,000 | Direct |
| 19 Feb, 2026 | Martin A. Lehr | Chief Executive Officer | Acquired A | 815,000 | $0.00 | $0 | 815,000 | Direct |
| 19 Feb, 2026 | Alex C. Levit | Chief Legal Officer, Corp. Sec | Acquired A | 270,000 | $0.00 | $0 | 270,000 | Direct |
| 19 Feb, 2026 | Alex C. Levit | Chief Legal Officer, Corp. Sec | Acquired A | 270,000 | $0.00 | $0 | 270,000 | Direct |
| 19 Feb, 2026 | Alex C. Levit | Chief Legal Officer, Corp. Sec | Acquired A | 270,000 | $0.00 | $0 | 270,000 | Direct |
| 19 Feb, 2026 | Martin A. Lehr | Chief Executive Officer | Acquired A | 815,000 | $0.00 | $0 | 815,000 | Direct |
| 19 Feb, 2026 | Jennifer Lynn Minai-Azary | Chief Financial Officer | Acquired A | 275,000 | $0.00 | $0 | 275,000 | Direct |
| 19 Feb, 2026 | Alex C. Levit | Chief Legal Officer, Corp. Sec | Acquired A | 270,000 | $0.00 | $0 | 270,000 | Direct |
| 19 Feb, 2026 | Martin A. Lehr | Chief Executive Officer | Acquired A | 815,000 | $0.00 | $0 | 815,000 | Direct |
| 19 Feb, 2026 | Martin A. Lehr | Chief Executive Officer | Acquired A | 815,000 | $0.00 | $0 | 815,000 | Direct |
| 19 Feb, 2026 | Jennifer Lynn Minai-Azary | Chief Financial Officer | Acquired A | 275,000 | $0.00 | $0 | 275,000 | Direct |
| 19 Feb, 2026 | Jennifer Lynn Minai-Azary | Chief Financial Officer | Acquired A | 275,000 | $0.00 | $0 | 275,000 | Direct |
| 19 Feb, 2026 | Jennifer Lynn Minai-Azary | Chief Financial Officer | Acquired A | 275,000 | $0.00 | $0 | 275,000 | Direct |
| 12 Jun, 2025 | Karen L. Smith | Director | Acquired A | 123,500 | $0.00 | $0 | 123,500 | Direct |
| 12 Jun, 2025 | Jennifer Evans Stacey | Director | Acquired A | 123,500 | $0.00 | $0 | 123,500 | Direct |