InsidersTradesSigma
Total declarations
Companies
▲ Purchases (11 ops.)
▼ Sales (11 ops.)
Explore the complete record of transactions filed by EcoR1 Capital, LLC. Insider active across 6 companies, notably First Tracks Biotherapeutics, Inc.. Aggregated, 26 reports have been recorded. Total volume traded: €262.1m. The latest transaction was filed on 20 April 2026 — Cession. Regulator: SEC (Form 4). All data is accessible without signup.
Declarations26 total
US$55m4,705,575 shares@ US$11.72189.35% mcap100.0% of flow
Common Stock
SEC:0000935836-26-000208·
€55m4,705,575 shares@ €11.72189.35% mcap50.0% of flow
Common Stock
SEC:0000935836-26-000208:0·
€508,423101,400 shares@ €5.0140.22% mcap100.0% of flow
Common Stock
SEC:0001567619-22-013333:0·
Ideal exit: 18 Mar 2023 (T+270)
€29m1,062,736 shares@ €27.53395.69% mcap47.5% of flow
Ordinary Shares
SEC:0001567619-22-009730:0·
Ideal exit: 30 Jan 2023 (T+270)
€14m668,237 shares@ €20.52230.75% mcap91.0% of flow
Common Stock
SEC:0001567619-22-009732:0·
Ideal exit: 30 Jan 2023 (T+270)
€18m575,201 shares@ €31.981633.7% of flow
Common Stock
SEC:0000899243-22-011657:0·
€10m300,000 shares@ €32.99261.93% mcap16.1% of flow
Ordinary Shares
SEC:0001567619-22-001133:0·
Ideal exit: 9 Oct 2022 (T+270)
€10m300,000 shares@ €32.99261.93% mcap61.1% of flow
Ordinary Shares
SEC:0001567619-22-001133·
Ideal exit: 9 Oct 2022 (T+270)
€18m432,903 shares@ €41.892433.2% of flow
Common Stock
SEC:0000899243-22-001072:0·
€18m432,903 shares@ €41.8924100.0% of flow
Common Stock
SEC:0000899243-22-001072·
€1m125,000 shares@ €11.57790.066% mcap50.0% of flow
Common Stock
SEC:0000899243-21-049181:0·
Ideal exit: 13 Sept 2022 (T+270)
€1m125,000 shares@ €11.5779100.0% of flow
Common Stock
SEC:0000899243-21-049181·
Ideal exit: 13 Sept 2022 (T+270)
€272,422185,941 shares@ €1.465150.0% of flow
Common Stock
SEC:0001567619-21-021902:0·
Ideal exit: 28 Aug 2022 (T+270)
€272,422185,941 shares@ €1.4651100.0% of flow
Common Stock
SEC:0001567619-21-021902·
Ideal exit: 28 Aug 2022 (T+270)
€274,625200,000 shares@ €1.37319.7% of flow
Common Stock
SEC:0000899243-21-046083:0·
€274,625200,000 shares@ €1.373119.3% of flow
Common Stock
SEC:0000899243-21-046083·
€1m600,000 shares@ €1.912740.3% of flow
Common Stock
SEC:0000899243-21-045437:0·
€1m600,000 shares@ €1.912780.7% of flow
Common Stock
SEC:0000899243-21-045437·
€13m3,000,000 shares@ €4.35761.26% mcap50.0% of flow
Common Stock
SEC:0001567619-21-017771:0·
€13m3,000,000 shares@ €4.3576100.0% of flow
Common Stock
SEC:0001567619-21-017771·
5,698,359 shares
Common Stock
SEC:0000899243-21-036419:0·
5,698,359 shares
Common Stock
SEC:0000899243-21-036419·
€6m250,000 shares@ €25.18171.22% mcap38.9% of flow
Ordinary Shares
SEC:0001567619-21-012482·
€6m250,000 shares@ €25.18171.22% mcap10.2% of flow
Ordinary Shares
SEC:0001567619-21-012482:0·
€681,79235,700 shares@ €19.09780.037% mcap4.5% of flow
Common Stock
SEC:0001567619-21-008992:0·
Ideal exit: 25 Jan 2022 (T+270)
25 of 26 declarations
About EcoR1 Capital, LLC
EcoR1 Capital, LLC is an investor in First Tracks Biotherapeutics, Inc.
