InsiderTrades

Mahoney Stephen F.

SEC CIK 1741389 · EDGAR

Buying vs selling by month open-market trades, last 60 months, all 2 companies
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
VRDNViridian Therapeutics, Inc.\DEPres, CEO, Dir 33.3K $499.3K — 42024-09-272026-03-03
DNTHDianthus Therapeutics, Inc. /DE/See Remarks 17.3K — $38.6K 32021-09-142022-11-30

Most active insiders at VRDN, 12 months

#InsiderTitleBoughtSold
1 Fairmount Funds Management LLCDir, 10% $20.00M—
2 Fairmount Healthcare Fund II GP LLCDir, 10% $10.00M—
3 Tousignant JenniferCLO —$419.0K
4 Harmon SethCFO ——
5 Tripuraneni RadhikaChief Medical Off ——
6 Mahoney Stephen F.Pres, CEO, Dir ——
7 Beetham Thomas W.COO ——

Transactions 7

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
A 2026-03-09 2026-03-03 VRDN Viridian Therapeutics, Inc.\DE Mahoney Stephen F. Pres, CEO, Dir F - Tax $30.19 -7,408 33.3K -18% -$223.6K
D 2026-03-04 2026-03-03 VRDN Viridian Therapeutics, Inc.\DE Mahoney Stephen F. Pres, CEO F - Tax $29.32 -7,627 33.1K -19% -$223.6K
D 2026-03-04 2026-03-03 VRDN Viridian Therapeutics, Inc.\DE Mahoney Stephen F. Pres, CEO M - OptEx — +18.4K 40.8K +82% —
2024-09-30 2024-09-27 VRDN Viridian Therapeutics, Inc.\DE Mahoney Stephen F. Pres, CEO, Dir P - Purchase $23.33 +21.4K 21.4K New +$499.3K
2022-12-02 2022-11-30 DNTH Dianthus Therapeutics, Inc. /DE/ Mahoney Stephen F. See Remarks A - Grant $0.94 +3,000 17.3K +21% +$2,820
2021-09-20 2021-09-16 DNTH Dianthus Therapeutics, Inc. /DE/ Mahoney Stephen F. See Remarks S - Sale $6.73 -5,736 14.3K -29% -$38.6K
2021-09-16 2021-09-14 DNTH Dianthus Therapeutics, Inc. /DE/ Mahoney Stephen F. See Remarks A - Grant $0.00 +20.0K 20.0K New $0

Purchase Sale Sale after option exercise All abbreviations