| Insiders | Shares | % | Avg Price | Total $ | |
|---|---|---|---|---|---|
| Buys | 1 | +33,333 | 5.9% | $6.50 | +$216,664 |
| Sells | 2 | -534,233 | 94% | $5.96 | -$3,183,698 |
| Net | -1 | -500,900 | -88% | -$2,967,034 |
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Report Date |
|---|---|---|---|---|---|
| General Resonance LLC | 10%+ Owner | $3,762,515 | -$33,604 | -0.89% | 21 Aug 2025 |
| David J. Matlin | Director | $3,105,856 | +$216,665 | +7.5% | 19 Feb 2026 |
| Alison Mosca | Director | $3,005,527 | 19 Feb 2026 | ||
| Chidozie Ugwumba | 10%+ Owner | $2,849,415 | -$3,144,162 | -52% | 03 Feb 2026 |
| Morgan R. Brown | Chief Financial Officer | $53,800 | 22 Jan 2026 | ||
| Robert Glanzman | Chief Medical Officer | $4,331 | 16 May 2022 | ||
| Shalom Jacobovitz | Director | 19 Feb 2026 | |||
| Matthew Kiernan | Director | 19 Feb 2026 | |||
| Arjun Jj Desai | Director | 19 Feb 2026 | |||
| Reed N. Wilcox | Director | 19 Feb 2026 | |||
| Mark Mortenson | Chief Science Officer | 22 Jan 2026 | |||
| Robert Dee Etherington | President & CEO, Director | 22 Jan 2026 | |||
| Fiona Costello | Director | 18 May 2021 | |||
| Jonathon Gay | Director | 19 Feb 2026 | |||
| Tae Heum Jeong | Chief Finance Officer | 04 Nov 2021 | |||
| Vallerie McLaughlin | Director | 19 Feb 2026 | |||
| John Henry Stevens | Director | 18 Sep 2023 |
Showing up to 300 most recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | Value $ | * Price $ | Shares | Shares Owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| Vallerie McLaughlin | CLNN | stock option | Award | 3,030 | 3,030 | 19 Feb 2026 | Direct | |||
| Reed N. Wilcox | CLNN | stock option | Award | 3,306 | 3,306 | 19 Feb 2026 | Direct | |||
| Alison Mosca | CLNN | stock option | Award | 4,201 | 4,201 | 19 Feb 2026 | Direct | |||
| David J. Matlin | CLNN | stock option | Award | 5,372 | 5,372 | 19 Feb 2026 | Direct | |||
| Arjun Jj Desai | CLNN | stock option | Award | 3,168 | 3,168 | 19 Feb 2026 | Direct | |||
| Shalom Jacobovitz | CLNN | stock option | Award | 4,098 | 4,098 | 19 Feb 2026 | Direct | |||
| Jonathon Gay | CLNN | stock option | Award | 3,271 | 3,271 | 19 Feb 2026 | Direct | |||
| Matthew Kiernan | CLNN | stock option | Award | 2,755 | 2,755 | 19 Feb 2026 | Direct | |||
| Chidozie Ugwumba | CLNN | Common Stock | Sale | -1% | $22,792 | $4.10 | -5,559 | 550,000 | 03 Feb 2026 | By Symbiosis II, LLC |
| Chidozie Ugwumba | CLNN | Common Stock | Sale | -0.68% | $15,352 | $4.04 | -3,800 | 555,559 | 02 Feb 2026 | By SymBiosis II, LLC |
| Chidozie Ugwumba | CLNN | Common Stock | Sale | -1.01% | $23,483 | $4.13 | -5,686 | 559,359 | 30 Jan 2026 | By Symbiosis II, LLC |
| Chidozie Ugwumba | CLNN | Common Stock | Sale | -2.63% | $66,027 | $4.32 | -15,284 | 565,045 | 29 Jan 2026 | By Symbiosis II, LLC |
| Chidozie Ugwumba | CLNN | Common Stock | Sale | -1.48% | $42,800 | $4.91 | -8,717 | 580,329 | 28 Jan 2026 | By SymBiosis II, LLC |
| Chidozie Ugwumba | CLNN | Common Stock | Sale | -0.7% | $21,026 | $5.08 | -4,139 | 589,046 | 27 Jan 2026 | By Symbiosis II, LLC |
| Chidozie Ugwumba | CLNN | Common Stock | Sale | -1.07% | $32,218 | $5.02 | -6,418 | 593,185 | 26 Jan 2026 | By Symbiosis II, LLC |
| Chidozie Ugwumba | CLNN | Common Stock | Sale | -0.92% | $29,280 | $5.27 | -5,556 | 599,603 | 23 Jan 2026 | By Symbiosis II, LLC |
| Chidozie Ugwumba | CLNN | Common Stock | Sale | -2.05% | $67,378 | $5.32 | -12,665 | 605,159 | 22 Jan 2026 | By Symbiosis II, LLC |
| Mark Mortenson | CLNN | stock option | Award | 75,000 | 75,000 | 22 Jan 2026 | Direct | |||
| Robert Dee Etherington | CLNN | stock option | Award | 75,000 | 75,000 | 22 Jan 2026 | Direct | |||
| Morgan R. Brown | CLNN | stock option | Award | 35,000 | 35,000 | 22 Jan 2026 | Direct | |||
| Chidozie Ugwumba | CLNN | Common Stock | Sale | -1.92% | $61,201 | $5.05 | -12,119 | 617,824 | 21 Jan 2026 | By Symbiosis II, LLC |
| Chidozie Ugwumba | CLNN | Common Stock | Sale | -1.94% | $59,674 | $4.80 | -12,432 | 629,943 | 20 Jan 2026 | By Symbiosis II, LLC |
| Chidozie Ugwumba | CLNN | Common Stock | Sale | -1.22% | $40,645 | $5.13 | -7,923 | 642,375 | 16 Jan 2026 | By Symbiosis II, LLC |
| Chidozie Ugwumba | CLNN | Common Stock | Sale | -1.9% | $64,071 | $5.10 | -12,563 | 650,298 | 15 Jan 2026 | By Symbiosis II, LLC |
| Chidozie Ugwumba | CLNN | Common Stock | Sale | -2.87% | $100,460 | $5.12 | -19,621 | 662,861 | 14 Jan 2026 | By Symbiosis II, LLC |
| Chidozie Ugwumba | CLNN | Common Stock | Sale | -3.68% | $127,653 | $4.89 | -26,105 | 682,482 | 13 Jan 2026 | By Symbiosis II, LLC |
| Alison Mosca | CLNN | Common Stock | Award | 6.32% | 16,667 | 280,500 | 13 Jan 2026 | By LLC | ||
| Alison Mosca | CLNN | Series B Warrants (Right to buy) | Award | 46,667 | 46,667 | 13 Jan 2026 | By LLC | |||
| Alison Mosca | CLNN | Series A Warrants (Right to buy) | Award | 20,000 | 20,000 | 13 Jan 2026 | By LLC | |||
| David J. Matlin | CLNN | common stock | Purchase | 7.5% | $216,664 | $6.50 | 33,333 | 477,824 | 13 Jan 2026 | Direct |
| David J. Matlin | CLNN | Warrant (right to buy) | Award | 133,333 | 93,333 | 13 Jan 2026 | Direct | |||
| Chidozie Ugwumba | CLNN | Common Stock | Sale | -4.41% | $179,878 | $5.50 | -32,705 | 708,587 | 12 Jan 2026 | By Symbiosis II, LLC |
| Alison Mosca | CLNN | Common Stock | Other | -17.8% | -57,219 | 263,833 | 09 Jan 2026 | By LLC | ||
| Alison Mosca | CLNN | Tranche A Warrants (Right to buy) | Other | -47.8% | -57,219 | 62,500 | 09 Jan 2026 | By LLC | ||
| Alison Mosca | CLNN | Tranche B Warrants (Right to buy) | Other | -47.8% | -57,219 | 62,500 | 09 Jan 2026 | By LLC | ||
| Chidozie Ugwumba | CLNN | Common Stock | Sale | -1.21% | $56,900 | $6.27 | -9,075 | 741,292 | 09 Jan 2026 | By Symbiosis II, LLC |
| Chidozie Ugwumba | CLNN | Common Stock | Sale | -0.42% | $19,458 | $6.09 | -3,195 | 750,367 | 08 Jan 2026 | By Symbiosis II, LLC |
| Chidozie Ugwumba | CLNN | Common Stock | Sale | -0.52% | $24,770 | $6.29 | -3,938 | 753,562 | 07 Jan 2026 | By Symbiosis II, LLC |
| Chidozie Ugwumba | CLNN | Common Stock | Sale | -0.41% | $18,790 | $6.04 | -3,111 | 757,500 | 06 Jan 2026 | By Symbiosis II, LLC |
| Chidozie Ugwumba | CLNN | Common Stock | Sale | -0.77% | $34,451 | $5.87 | -5,869 | 760,611 | 05 Jan 2026 | By Symbiosis II, LLC |
| Chidozie Ugwumba | CLNN | Common Stock | Sale | -0.52% | $23,006 | $5.73 | -4,015 | 766,480 | 02 Jan 2026 | By Symbiosis II, LLC |
| Chidozie Ugwumba | CLNN | Common Stock | Sale | -1.67% | $76,082 | $5.81 | -13,095 | 770,495 | 31 Dec 2025 | By Symbiosis II, LLC |
| Chidozie Ugwumba | CLNN | Common Stock | Sale | -0.53% | $24,952 | $6.03 | -4,138 | 783,590 | 30 Dec 2025 | By Symbiosis II, LLC |
| Chidozie Ugwumba | CLNN | Common Stock | Sale | -1.02% | $48,171 | $5.95 | -8,096 | 787,728 | 29 Dec 2025 | By Symbiosis II, LLC |
| Chidozie Ugwumba | CLNN | Common Stock | Sale | -0.42% | $21,172 | $6.32 | -3,350 | 795,824 | 26 Dec 2025 | By Symbiosis II, LLC |
| Chidozie Ugwumba | CLNN | Common Stock | Sale | -0.19% | $9,342 | $6.27 | -1,490 | 799,174 | 24 Dec 2025 | By Symbiosis II, LLC |
| Chidozie Ugwumba | CLNN | Common Stock | Sale | -0.85% | $42,830 | $6.27 | -6,831 | 800,664 | 23 Dec 2025 | By Symbiosis II, LLC |
| Chidozie Ugwumba | CLNN | Common Stock | Expiration of short derivative position | 110.8% | 424,358 | 807,495 | 23 Dec 2025 | By Symbiosis II, LLC | ||
| Chidozie Ugwumba | CLNN | Pre-Funded Warrant to Purchase Common Stock | Expiration of short derivative position | -100% | -424,358 | 0 | 23 Dec 2025 | By Symbiosis II, LLC | ||
| Chidozie Ugwumba | CLNN | Common Stock | Sale | -1.13% | $28,560 | $6.54 | -4,367 | 383,201 | 22 Dec 2025 | By Symbiosis II, LLC |