Starr Kevin P (CIK 0001192603)

Latest company ownership

Shares held
3,906,176
Last filed at
Sep 7, 2016
Confidence Score
50.0
2025Q4
Confidence Score History
2016Q3 2025Q4
Shares held
2,511,592
Last filed at
Nov 12, 2021
Confidence Score
50.0
2025Q4
Confidence Score History
2019Q3 2025Q4
Shares held
1,909,317
Last filed at
Feb 18, 2020
Confidence Score
50.0
2025Q4
Confidence Score History
2021Q2 2025Q4
Shares held
370,323
Last filed at
Sep 25, 2015
Confidence Score
50.0
2025Q4
Confidence Score History
2015Q3 2025Q4
Shares held
347,722
Last filed at
Oct 19, 2017
Confidence Score
50.0
2025Q4
Confidence Score History
2017Q1 2025Q4
Shares held
25,000
Last filed at
Nov 13, 2015
Confidence Score
50.0
2025Q4
Confidence Score History
2014Q3 2025Q4
Shares held
0
Last filed at
Jan 14, 2021
Confidence Score
50.0
2025Q4
Confidence Score History
2021Q1 2025Q4

Recent buy/sell transactions

Exec date Filing date Company Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Jun 3, 2021 Jun 7, 2021 Revolution Medicines, Inc. 10% Owner Sell 15.0 -543,113 -8.93% ✗ $16.4M
May 25, 2021 May 27, 2021 Revolution Medicines, Inc. 10% Owner Sell 15.0 -1,366,204 -17.47% ✗ $41.8M
Jan 12, 2021 Jan 14, 2021 Relay Therapeutics, Inc. 10% Owner Sell 15.0 -5,622,394 -42.08% ✗ $227.1M
Jul 22, 2019 Jul 22, 2019 Fulcrum Therapeutics, Inc. 10% Owner Buy 87.5 +81,250 1.38% ✗ $1.3M
Apr 12, 2017 Apr 14, 2017 CytomX Therapeutics, Inc. 10% Owner Sell 30.0 -28,357 -0.54% ✗ $463.8K
Mar 23, 2017 Mar 27, 2017 CytomX Therapeutics, Inc. 10% Owner Sell 15.0 -1,650,000 -24.19% ✗ $28.7M
Sep 6, 2016 Sep 7, 2016 Editas Medicine, Inc. 10% Owner Sell 47.5 -5,890 -0.15% ✗ $93.7K
Nov 11, 2015 Nov 13, 2015 ALNYLAM PHARMACEUTICALS, INC. Director Sell 3.8 -75,000 -45.15% ✓ $7.8M
Sep 24, 2015 Sep 25, 2015 Larimar Therapeutics, Inc. Director Sell 16.3 -1,692,840 -50.25% ✗ $6M
Sep 24, 2014 Sep 26, 2014 ALNYLAM PHARMACEUTICALS, INC. Director Sell 3.8 -90,000 -44.53% ✓ $7M