Viridian Therapeutics, Inc.\DE's top three insider shareholders as of September 29, 2026 are Funds Management Llc Fairmount (Director, 5.09Mn shares), Funds Management Llc Fairmount (Director, 3.91Mn shares), Jonathan Violin (Chief Executive Officer, 480.90K shares).
| # | Insider | Position | Direct | Indirect | Total | Share of Insiders | Last Filed |
|---|---|---|---|---|---|---|---|
| 1 | Funds Management Llc Fairmount | Director, TenPercentOwner | 0 | 5,090,928 | 5,090,928 | 85.5% | 13 May, 2026 |
| 2 | Jonathan Violin | Chief Executive Officer | 480,905 | 0 | 480,905 | 8.1% | 07 Feb, 2023 |
| 3 | Scott Dunseth Myers | Chief Executive Officer | 259,500 | 0 | 259,500 | 4.4% | 12 Apr, 2023 |
| 4 | Radhika Tripuraneni | Chief Medical Officer | 40,000 | 0 | 40,000 | 0.7% | 18 Aug, 2026 |
| 5 | Stephen F. Mahoney | President And Ceo | 33,349 | 0 | 33,349 | 0.6% | 09 Mar, 2026 |
| 6 | Lara Meisner | Chief Legal Officer | 29,971 | 0 | 29,971 | 0.5% | 20 Jun, 2023 |
| 7 | Thomas W. Beetham | Chief Operating Officer | 13,361 | 0 | 13,361 | 0.2% | 09 Mar, 2026 |
| 8 | Seth Harmon | Chief Financial Officer | 7,850 | 0 | 7,850 | 0.1% | 09 Mar, 2026 |
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 |
|---|---|---|---|---|---|---|---|---|
| 19 Aug, 2026 | Jennifer Tousignant | Chief Legal Officer | Disposed S | 4,212 | $24.50 | $103.19K | 0 | Direct |
| 19 Aug, 2026 | Jennifer Tousignant | Chief Legal Officer | Acquired M | 10,000 | $14.41 | $144.10K | 10,000 | Direct |
| 19 Aug, 2026 | Jennifer Tousignant | Chief Legal Officer | Disposed S | 10,000 | $24.50 | $245.00K | 0 | Direct |
| 19 Aug, 2026 | Jennifer Tousignant | Chief Legal Officer | Disposed M | 10,000 | $0.00 | $0 | 114,072 | Direct |
| 14 Aug, 2026 | Radhika Tripuraneni | Chief Medical Officer | Acquired M | 40,000 | $13.21 | $528.40K | 40,000 | Direct |
| 14 Aug, 2026 | Radhika Tripuraneni | Chief Medical Officer | Disposed M | 40,000 | $0.00 | $0 | 0 | Direct |
| 01 Jul, 2026 | Arlene Morris | Director | Acquired A | 32,341 | $0.00 | $0 | 32,341 | Direct |
| 01 Jul, 2026 | Sarah Gheuens | Director | Acquired A | 32,341 | $0.00 | $0 | 32,341 | Direct |
| 01 Jul, 2026 | Jennifer K. Moses | Director | Acquired A | 32,341 | $0.00 | $0 | 32,341 | Direct |
| 01 Jul, 2026 | Christopher W. Cain | Director | Acquired A | 32,341 | $0.00 | $0 | 32,341 | Indirect |
| 01 Jul, 2026 | Jeffrey Robert Ajer | Director | Acquired A | 32,341 | $0.00 | $0 | 32,341 | Direct |
| 01 Jul, 2026 | Tomas Kiselak | Director | Acquired A | 32,341 | $0.00 | $0 | 32,341 | Indirect |
| 11 May, 2026 | Funds Management Llc Fairmount | Director, TenPercentOwner | Acquired P | 1,176,470 | $17.00 | $20.00Mn | 5,090,928 | Indirect |
| 03 Mar, 2026 | Stephen F. Mahoney | President And Ceo | Disposed F | 7,408 | $30.19 | $223.65K | 33,349 | Direct |
| 03 Mar, 2026 | Seth Harmon | Chief Financial Officer | Disposed F | 2,031 | $30.19 | $61.32K | 7,850 | Direct |
| 03 Mar, 2026 | Thomas W. Beetham | Chief Operating Officer | Disposed F | 3,048 | $30.19 | $92.02K | 13,361 | Direct |
| 03 Mar, 2026 | Jennifer Tousignant | Chief Legal Officer | Disposed F | 1,675 | $30.19 | $50.57K | 3,494 | Direct |
| 02 Mar, 2026 | Radhika Tripuraneni | Chief Medical Officer | Acquired A | 95,800 | $0.00 | $0 | 95,800 | Direct |
| 03 Mar, 2026 | Thomas W. Beetham | Chief Operating Officer | Acquired M | 9,409 | — | — | 16,409 | Direct |
| 03 Mar, 2026 | Stephen F. Mahoney | President And Ceo | Acquired M | 18,357 | — | — | 40,757 | Direct |