VRDN

Viridian Therapeutics, Inc.$15.98-0.12 (-0.71%)

Prev Close$16.10·MCap$1.46B·P/E—·Vol1.16M·Yield—

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Buys (12M)

$20.00M

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Sells (12M)

$70.8K

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Net Activity

Net Buyer

$19.93M

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Active Insiders

last 12 mo

Over the past 12 months, insider activity at Viridian Therapeutics, Inc. (VRDN) has been dominated by buying, with 1 insider purchase totaling $20.00M and 1 insider sale totaling $70.8K. The most recent insider transaction was by Fairmount Funds Management LLC (director, 10 percent owner: ), who purchased $20.00M worth of shares on May 13, 2026. Viridian Therapeutics, Inc. operates in the Healthcare sector, within the Biotechnology industry, with a market cap of $1.46B.

VRDN Insider Trading Activity

Date	Insider	Role	Type	Shares	Avg Price	Value	Shares After
May 13, 2026	Fairmount Funds Management LLC	director, 10 percent owner:	Buy	1,176,470	$17.00	$20.00M1.4% OS	5,090,928+30%
Dec 31, 2025	Tousignant Jennifer	Chief Legal Officer	Sell	2,272	$31.16	$70.8K	0
Sep 30, 2024	Beetham Thomas W.	Chief Operating Officer	Buy	5,000	$23.41	$117.0K	6,000+500%
Sep 30, 2024	Mahoney Stephen F.	President and CEO	Buy	21,400	$23.33	$499.3K	21,400
Sep 17, 2024	Fairmount Funds Management LLC	Director	Buy	1,600,000	$18.75	$30.00M1.9% OS	3,445,813+87%
Jan 24, 2024	Fairmount Funds Management LLC		Buy	476,190	$21.00	$10.00M0.6% OS	1,839,954+35%
Jun 20, 2023	Meisner Lara	Chief Legal Officer	Sell	2,296	$28.02	$64.3K	29,971
Jun 6, 2023	Meisner Lara	Chief Legal Officer	Sell	7,500	$24.82	$186.1K	29,971
Apr 12, 2023	Myers Scott Dunseth	Chief Executive Officer	Buy	4,000	$25.37	$101.5K	259,500
Mar 13, 2023	Myers Scott Dunseth	Chief Executive Officer	Buy	5,500	$29.15	$160.3K	255,500
Mar 10, 2023	Meisner Lara	General Counsel and Secretary	Sell	29,971	$29.07	$871.3K	0Exit
Feb 3, 2023	Violin Jonathan	Chief Executive Officer	Sell	50,000	$36.80	$1.84M	430,905
Jan 25, 2023	Meisner Lara	General Counsel and Secretary	Sell	6,843	$35.66	$244.0K	0Exit
Jan 18, 2023	Katz Barrett	Chief Medical Officer	Sell	29,000	$37.18	$1.08M	0Exit
Jan 11, 2023	Katz Barrett	Chief Medical Officer	Sell	60,000	$34.82	$2.09M	0Exit
Dec 22, 2022	Meisner Lara	General Counsel and Secretary	Sell	16,926	$29.15	$493.4K	0Exit
Dec 19, 2022	Meisner Lara	General Counsel and Secretary	Sell	1,597	$28.37	$45.3K	0Exit
Dec 14, 2022	Meisner Lara	General Counsel and Secretary	Sell	16,256	$28.12	$457.1K	0Exit
Nov 16, 2022	Meisner Lara	General Counsel and Secretary	Sell	8,125	$22.05	$179.2K	0Exit
Aug 19, 2022	Fairmount Funds Management LLC	Director	Buy	425,531	$23.50	$10.00M0.5% OS	1,363,764+45%
Jun 2, 2022	Violin Jonathan	Chief Executive Officer	Sell	30,000	$12.20	$366.0K	480,905
May 4, 2022	Violin Jonathan	Chief Executive Officer	Sell	30,000	$13.04	$391.2K	510,905
Apr 5, 2022	Violin Jonathan	Chief Executive Officer	Sell	30,000	$18.92	$567.6K	544,505
Mar 3, 2022	Violin Jonathan	Chief Executive Officer	Sell	30,000	$17.65	$529.5K	582,011
Feb 3, 2022	Violin Jonathan	Chief Executive Officer	Sell	30,000	$19.09	$572.8K	614,154
Sep 28, 2021	Frazier Life Sciences Public Fund, L.P.	10% Owner	Buy	200,000	$11.00	$2.20M	1,505,200
Sep 23, 2021	Fairmount Funds Management LLC	Director	Buy	909,000	$11.00	$10.00M1.1% OS	938,233New Position

VRDN Insider Buying Activity

The following table shows recent insider purchases of Viridian Therapeutics, Inc. (VRDN) stock reported via SEC Form 4 filings.

Date	Insider	Role	Type	Shares	Avg Price	Value	Shares After
May 13, 2026	Fairmount Funds Management LLC	director, 10 percent owner:	Buy	1,176,470	$17.00	$20.00M1.4% OS	5,090,928+30%
Sep 30, 2024	Beetham Thomas W.	Chief Operating Officer	Buy	5,000	$23.41	$117.0K	6,000+500%
Sep 30, 2024	Mahoney Stephen F.	President and CEO	Buy	21,400	$23.33	$499.3K	21,400
Sep 17, 2024	Fairmount Funds Management LLC	Director	Buy	1,600,000	$18.75	$30.00M1.9% OS	3,445,813+87%
Jan 24, 2024	Fairmount Funds Management LLC		Buy	476,190	$21.00	$10.00M0.6% OS	1,839,954+35%
Apr 12, 2023	Myers Scott Dunseth	Chief Executive Officer	Buy	4,000	$25.37	$101.5K	259,500
Mar 13, 2023	Myers Scott Dunseth	Chief Executive Officer	Buy	5,500	$29.15	$160.3K	255,500
Aug 19, 2022	Fairmount Funds Management LLC	Director	Buy	425,531	$23.50	$10.00M0.5% OS	1,363,764+45%
Sep 28, 2021	Frazier Life Sciences Public Fund, L.P.	10% Owner	Buy	200,000	$11.00	$2.20M	1,505,200
Sep 23, 2021	Fairmount Funds Management LLC	Director	Buy	909,000	$11.00	$10.00M1.1% OS	938,233New Position

VRDN Insider Selling Activity

The following table shows recent insider sales of Viridian Therapeutics, Inc. (VRDN) stock reported via SEC Form 4 filings.

Date	Insider	Role	Type	Shares	Avg Price	Value	Shares After
Dec 31, 2025	Tousignant Jennifer	Chief Legal Officer	Sell	2,272	$31.16	$70.8K	0
Jun 20, 2023	Meisner Lara	Chief Legal Officer	Sell	2,296	$28.02	$64.3K	29,971
Jun 6, 2023	Meisner Lara	Chief Legal Officer	Sell	7,500	$24.82	$186.1K	29,971
Mar 10, 2023	Meisner Lara	General Counsel and Secretary	Sell	29,971	$29.07	$871.3K	0Exit
Feb 3, 2023	Violin Jonathan	Chief Executive Officer	Sell	50,000	$36.80	$1.84M	430,905
Jan 25, 2023	Meisner Lara	General Counsel and Secretary	Sell	6,843	$35.66	$244.0K	0Exit
Jan 18, 2023	Katz Barrett	Chief Medical Officer	Sell	29,000	$37.18	$1.08M	0Exit
Jan 11, 2023	Katz Barrett	Chief Medical Officer	Sell	60,000	$34.82	$2.09M	0Exit
Dec 22, 2022	Meisner Lara	General Counsel and Secretary	Sell	16,926	$29.15	$493.4K	0Exit
Dec 19, 2022	Meisner Lara	General Counsel and Secretary	Sell	1,597	$28.37	$45.3K	0Exit
Dec 14, 2022	Meisner Lara	General Counsel and Secretary	Sell	16,256	$28.12	$457.1K	0Exit
Nov 16, 2022	Meisner Lara	General Counsel and Secretary	Sell	8,125	$22.05	$179.2K	0Exit
Jun 2, 2022	Violin Jonathan	Chief Executive Officer	Sell	30,000	$12.20	$366.0K	480,905
May 4, 2022	Violin Jonathan	Chief Executive Officer	Sell	30,000	$13.04	$391.2K	510,905
Apr 5, 2022	Violin Jonathan	Chief Executive Officer	Sell	30,000	$18.92	$567.6K	544,505
Mar 3, 2022	Violin Jonathan	Chief Executive Officer	Sell	30,000	$17.65	$529.5K	582,011
Feb 3, 2022	Violin Jonathan	Chief Executive Officer	Sell	30,000	$19.09	$572.8K	614,154