VRDN

Viridian Therapeutics, Inc.\DE

Insider trading activity for Viridian Therapeutics, Inc.\DE, straight from SEC Form 4 filings. Net figures below count open-market buys and sales only — grants, option exercises and tax withholding are excluded because they are compensation, not decisions to trade.

Past 3 months

-$348.2K

net selling

Bought(0 · 0 insiders): $0
Sold(2 · 1 insiders): $348.2K

Past 6 months

+$19.7M

net buying

Bought(1 · 1 insiders): $20M
Sold(2 · 1 insiders): $348.2K

Past 12 months

+$29.6M

net buying

Bought(2 · 1 insiders): $30M
Sold(3 · 1 insiders): $419K

Transaction history

The 51 most recent Form 4 transactions.

Open in screener →

Insider transactions, newest first: date, security, transaction type, size and a link to the filing each row came from.
Date	Insider	Role	Type	Shares	Price	Value	Δ Own	Filing
Aug 19	Tousignant Jennifer	Chief Legal Officer	MEXER◆	10,000	—	—	—	Open the original filing on SEC.gov
Aug 19	Tousignant Jennifer	Chief Legal Officer	SSELL	10,000	$24.50	$245K	-100.0%	Open the original filing on SEC.gov
Aug 19	Tousignant Jennifer	Chief Legal Officer	MEXER	10,000	$14.41	$144.1K	—	Open the original filing on SEC.gov
Aug 19	Tousignant Jennifer	Chief Legal Officer	SSELL	4,212	$24.50	$103.2K	-100.0%	Open the original filing on SEC.gov
Aug 14	Tripuraneni Radhika	Chief Medical Officer	MEXER◆	40,000	—	—	—	Open the original filing on SEC.gov
Aug 14	Tripuraneni Radhika	Chief Medical Officer	MEXER	40,000	$13.21	$528.4K	—	Open the original filing on SEC.gov
Jul 1	Moses Jennifer K.	Director	AGRANT◆	32,341	—	—	—	Open the original filing on SEC.gov
Jul 1	Morris Arlene	Director	AGRANT◆	32,341	—	—	—	Open the original filing on SEC.gov
Jul 1	Kiselak Tomas	Director	AGRANT◆	32,341	—	—	—	Open the original filing on SEC.gov
Jul 1	Gheuens Sarah	Director	AGRANT◆	32,341	—	—	—	Open the original filing on SEC.gov
Jul 1	Cain Christopher W.	Director	AGRANT◆	32,341	—	—	—	Open the original filing on SEC.gov
Jul 1	Ajer Jeffrey Robert	Director	AGRANT◆	32,341	—	—	—	Open the original filing on SEC.gov
May 11	Fairmount Funds…	Director, 10% Owner	PBUY↓	1.2M	$17.00	$20M	+30.0%	Open the original filing on SEC.gov
Mar 3	Tousignant Jennifer	Chief Legal Officer	MEXER◆	5,169	—	—	—	Open the original filing on SEC.gov
Mar 3	Tousignant Jennifer	Chief Legal Officer	FTAX	1,724	$29.32	$50.5K	-33.4%	Open the original filing on SEC.gov
Mar 3	Tousignant Jennifer	Chief Legal Officer	MEXER	5,169	—	—	—	Open the original filing on SEC.gov
Mar 3	Mahoney Stephen F.	President and CEO	MEXER◆	18,357	—	—	—	Open the original filing on SEC.gov
Mar 3	Mahoney Stephen F.	President and CEO	FTAX	7,627	$29.32	$223.6K	-18.7%	Open the original filing on SEC.gov
Mar 3	Mahoney Stephen F.	President and CEO	MEXER	18,357	—	—	+82.0%	Open the original filing on SEC.gov
Mar 3	Harmon Seth	Chief Financial Officer	MEXER◆	6,267	—	—	—	Open the original filing on SEC.gov
Mar 3	Harmon Seth	Chief Financial Officer	FTAX	2,091	$29.32	$61.3K	-21.2%	Open the original filing on SEC.gov
Mar 3	Harmon Seth	Chief Financial Officer	MEXER	6,267	—	—	+173.4%	Open the original filing on SEC.gov
Mar 3	Beetham Thomas W.	Chief Operating Officer	MEXER◆	9,409	—	—	—	Open the original filing on SEC.gov
Mar 3	Beetham Thomas W.	Chief Operating Officer	FTAX	3,138	$29.32	$92K	-19.1%	Open the original filing on SEC.gov
Mar 3	Beetham Thomas W.	Chief Operating Officer	MEXER	9,409	—	—	+134.4%	Open the original filing on SEC.gov
Mar 3	Tousignant Jennifer	Chief Legal Officer	FTAX↺	1,675	$30.19	$50.6K	-32.4%	Open the original filing on SEC.gov
Mar 3	Mahoney Stephen F.	President and CEO	FTAX↺	7,408	$30.19	$223.6K	-18.2%	Open the original filing on SEC.gov
Mar 3	Harmon Seth	Chief Financial Officer	FTAX↺	2,031	$30.19	$61.3K	-20.5%	Open the original filing on SEC.gov
Mar 3	Beetham Thomas W.	Chief Operating Officer	FTAX↺	3,048	$30.19	$92K	-18.6%	Open the original filing on SEC.gov
Mar 2	Tripuraneni Radhika	Chief Medical Officer	AGRANT◆	19,150	—	—	—	Open the original filing on SEC.gov
Mar 2	Tripuraneni Radhika	Chief Medical Officer	AGRANT◆	95,800	—	—	—	Open the original filing on SEC.gov
Mar 2	Tousignant Jennifer	Chief Legal Officer	AGRANT◆	23,850	—	—	—	Open the original filing on SEC.gov
Mar 2	Tousignant Jennifer	Chief Legal Officer	AGRANT◆	119,300	—	—	—	Open the original filing on SEC.gov
Mar 2	Mahoney Stephen F.	President and CEO	AGRANT◆	111,900	—	—	—	Open the original filing on SEC.gov
Mar 2	Mahoney Stephen F.	President and CEO	AGRANT◆	559,600	—	—	—	Open the original filing on SEC.gov
Mar 2	Harmon Seth	Chief Financial Officer	AGRANT◆	20,550	—	—	—	Open the original filing on SEC.gov
Mar 2	Harmon Seth	Chief Financial Officer	AGRANT◆	102,850	—	—	—	Open the original filing on SEC.gov
Mar 2	Beetham Thomas W.	Chief Operating Officer	AGRANT◆	35,300	—	—	—	Open the original filing on SEC.gov
Mar 2	Beetham Thomas W.	Chief Operating Officer	AGRANT◆	176,550	—	—	—	Open the original filing on SEC.gov
Dec 31, 2025	Tousignant Jennifer	Chief Legal Officer	SSELL	2,272	$31.16	$70.8K	-100.0%	Open the original filing on SEC.gov
Oct 23, 2025	Fairmount Funds…	Director, 10% Owner	PBUY	454,545	$22.00	$10M	+13.1%	Open the original filing on SEC.gov
Jul 1, 2025	Moses Jennifer K.	Director	AGRANT◆	21,000	—	—	—	Open the original filing on SEC.gov
Jul 1, 2025	Morris Arlene	Director	AGRANT◆	21,000	—	—	—	Open the original filing on SEC.gov
Jul 1, 2025	Kiselak Tomas	Director	AGRANT◆	21,000	—	—	—	Open the original filing on SEC.gov
Jul 1, 2025	Gheuens Sarah	Director	AGRANT◆	21,000	—	—	—	Open the original filing on SEC.gov
Jul 1, 2025	Cain Christopher W.	Director	AGRANT◆	21,000	—	—	—	Open the original filing on SEC.gov
Jul 1, 2025	Ajer Jeffrey Robert	Director	AGRANT◆	21,000	—	—	—	Open the original filing on SEC.gov
Jun 10, 2025	Fairmount Funds…	Director, 10% Owner	MEXER◆	12,500	—	—	—	Open the original filing on SEC.gov
Jun 10, 2025	Fairmount Funds…	Director, 10% Owner	MEXER	12,500	$12.31	$153.9K	+0.4%	Open the original filing on SEC.gov
Jun 9, 2025	Fairmount Funds…	Director, 10% Owner	MEXER◆	1,600	—	—	—	Open the original filing on SEC.gov
Jun 9, 2025	Fairmount Funds…	Director, 10% Owner	MEXER	1,600	$7.80	$12.5K	+<0.1%	Open the original filing on SEC.gov

MEXER◆—

Tousignant Jennifer · Chief Legal…Aug 19

10,000 sh

SSELL$245K

Tousignant Jennifer · Chief Legal…Aug 19

10,000 sh @ $24.50 · -100.0% own

MEXER$144.1K

Tousignant Jennifer · Chief Legal…Aug 19

10,000 sh @ $14.41

SSELL$103.2K

Tousignant Jennifer · Chief Legal…Aug 19

4,212 sh @ $24.50 · -100.0% own

MEXER◆—

Tripuraneni Radhika · Chief Medical…Aug 14

40,000 sh

MEXER$528.4K

Tripuraneni Radhika · Chief Medical…Aug 14

40,000 sh @ $13.21

AGRANT◆—

Moses Jennifer K. · DirectorJul 1

32,341 sh

AGRANT◆—

Morris Arlene · DirectorJul 1

32,341 sh

AGRANT◆—

Kiselak Tomas · DirectorJul 1

32,341 sh

AGRANT◆—

Gheuens Sarah · DirectorJul 1

32,341 sh

AGRANT◆—

Cain Christopher W. · DirectorJul 1

32,341 sh

AGRANT◆—

Ajer Jeffrey Robert · DirectorJul 1

32,341 sh

PBUY↓$20M

Fairmount Funds… · Director, 10%…May 11

1.2M sh @ $17.00 · +30.0% own

MEXER◆—

Tousignant Jennifer · Chief Legal…Mar 3

5,169 sh

FTAX$50.5K

Tousignant Jennifer · Chief Legal…Mar 3

1,724 sh @ $29.32 · -33.4% own

MEXER—

Tousignant Jennifer · Chief Legal…Mar 3

5,169 sh

MEXER◆—

Mahoney Stephen F. · President and CEOMar 3

18,357 sh

FTAX$223.6K

Mahoney Stephen F. · President and CEOMar 3

7,627 sh @ $29.32 · -18.7% own

MEXER—

Mahoney Stephen F. · President and CEOMar 3

18,357 sh · +82.0% own

MEXER◆—

Harmon Seth · Chief Financial…Mar 3

6,267 sh

FTAX$61.3K

Harmon Seth · Chief Financial…Mar 3

2,091 sh @ $29.32 · -21.2% own

MEXER—

Harmon Seth · Chief Financial…Mar 3

6,267 sh · +173.4% own

MEXER◆—

Beetham Thomas W. · Chief Operating…Mar 3

9,409 sh

FTAX$92K

Beetham Thomas W. · Chief Operating…Mar 3

3,138 sh @ $29.32 · -19.1% own

MEXER—

Beetham Thomas W. · Chief Operating…Mar 3

9,409 sh · +134.4% own

FTAX↺$50.6K

Tousignant Jennifer · Chief Legal…Mar 3

1,675 sh @ $30.19 · -32.4% own

FTAX↺$223.6K

Mahoney Stephen F. · President and CEOMar 3

7,408 sh @ $30.19 · -18.2% own

FTAX↺$61.3K

Harmon Seth · Chief Financial…Mar 3

2,031 sh @ $30.19 · -20.5% own

FTAX↺$92K

Beetham Thomas W. · Chief Operating…Mar 3

3,048 sh @ $30.19 · -18.6% own

AGRANT◆—

Tripuraneni Radhika · Chief Medical…Mar 2

19,150 sh

AGRANT◆—

Tripuraneni Radhika · Chief Medical…Mar 2

95,800 sh

AGRANT◆—

Tousignant Jennifer · Chief Legal…Mar 2

23,850 sh

AGRANT◆—

Tousignant Jennifer · Chief Legal…Mar 2

119,300 sh

AGRANT◆—

Mahoney Stephen F. · President and CEOMar 2

111,900 sh

AGRANT◆—

Mahoney Stephen F. · President and CEOMar 2

559,600 sh

AGRANT◆—

Harmon Seth · Chief Financial…Mar 2

20,550 sh

AGRANT◆—

Harmon Seth · Chief Financial…Mar 2

102,850 sh

AGRANT◆—

Beetham Thomas W. · Chief Operating…Mar 2

35,300 sh

AGRANT◆—

Beetham Thomas W. · Chief Operating…Mar 2

176,550 sh

SSELL$70.8K

Tousignant Jennifer · Chief Legal…Dec 31, 2025

2,272 sh @ $31.16 · -100.0% own

PBUY$10M

Fairmount Funds… · Director, 10%…Oct 23, 2025

454,545 sh @ $22.00 · +13.1% own

AGRANT◆—

Moses Jennifer K. · DirectorJul 1, 2025

21,000 sh

AGRANT◆—

Morris Arlene · DirectorJul 1, 2025

21,000 sh

AGRANT◆—

Kiselak Tomas · DirectorJul 1, 2025

21,000 sh

AGRANT◆—

Gheuens Sarah · DirectorJul 1, 2025

21,000 sh

AGRANT◆—

Cain Christopher W. · DirectorJul 1, 2025

21,000 sh

AGRANT◆—

Ajer Jeffrey Robert · DirectorJul 1, 2025

21,000 sh

MEXER◆—

Fairmount Funds… · Director, 10%…Jun 10, 2025

12,500 sh

MEXER$153.9K

Fairmount Funds… · Director, 10%…Jun 10, 2025

12,500 sh @ $12.31 · +0.4% own

MEXER◆—

Fairmount Funds… · Director, 10%…Jun 9, 2025

1,600 sh

MEXER$12.5K

Fairmount Funds… · Director, 10%…Jun 9, 2025

1,600 sh @ $7.80 · +<0.1% own

Filing record

How quickly insiders here report their trades. Section 16 allows two business days from the transaction.

All 23 filings we hold were filed within the two-business-day deadline.

Counted in business days from the transaction date, or the deemed execution date where the filing reports one, excluding weekends and federal holidays. How this is measured · All late filings

Insiders at this company

Everyone who has filed a Form 4 for this issuer.

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