InsidersTradesSigma
Total declarations
Companies
▲ Purchases (1 ops.)
▼ Sales (1 ops.)
Insider track record
OtherDisclosed buys
1
Disclosed sells
1
T+90 hit rate
0%
T+90 mean return
-10.2%
Across 1 buy signal with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Explore the full record of transactions filed by Mahoney Stephen F., Autre. Officer active across 2 companies, notably Magenta Therapeutics, Inc.. Aggregated, 6 disclosures have been published. Breakdown: 1 buy · 1 sell. Total volume traded: €479k. History available since 14 September 2021. The latest transaction was disclosed on 3 March 2026 (Retenue fiscale). Regulator: SEC (Form 4). All data is accessible without signup.
Companies and markets linked to Mahoney Stephen F.
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations6 total
7,408 shares@ US$30.1930.0% of flowCommon StockSEC:0001193125-26-099007:0
18,357 sharesCommon StockSEC:0001193125-26-092036:0
21,400 shares@ US$23.33100.0% of flowCommon StockSEC:0000950170-24-110484:0
Canonical exit: 26 Dec 2024 (T+90)
3,000 shares@ US$0.944.0% of flowCommon StockSEC:0000899243-22-037433:0
5,736 shares@ US$6.7392.3% of flowCommon StockSEC:0000899243-21-036601:0
20,000 shares0Common StockSEC:0000899243-21-036337:0
6 of 6 declarations
About Mahoney Stephen F.
Stephen F. Mahoney is associated with Magenta Therapeutics, Inc. Although his specific role is not detailed, he contributes to the company's mission in the biotechnology field. His experience and skills are an asset to the organization, helping to guide its initiatives and projects.
