Matrix Capital Management Company, LP (CIK 0001410830)

Latest company ownership

Shares held
13,959,973
Last filed at
Jun 20, 2023
Confidence Score
24.7
2025Q4
Confidence Score History
2023Q2 2025Q4
Shares held
13,115,090
Last filed at
Jul 22, 2020
Confidence Score
50.0
2025Q4
Confidence Score History
2020Q3 2025Q4
Shares held
6,922,870
Last filed at
Nov 9, 2023
Confidence Score
50.0
2025Q4
Confidence Score History
2021Q4 2025Q4

Recent buy/sell transactions

Exec date Filing date Company Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Dec 15, 2025 Dec 15, 2025 Zentalis Pharmaceuticals, Inc. 10% Owner Sell 16.3 -7,500,000 -53.73% $10M
Nov 9, 2023 Nov 9, 2023 Aura Biosciences, Inc. 10% Owner Buy 100.0 +1,560,000 29.09% $14M
Jun 20, 2023 Jun 20, 2023 Zentalis Pharmaceuticals, Inc. 10% Owner Buy 100.0 +4,760,000 51.74% $107.9M
Dec 5, 2022 Dec 7, 2022 Aura Biosciences, Inc. 10% Owner Buy 100.0 +1,250,000 30.39% $15M
Nov 2, 2021 Nov 4, 2021 Aura Biosciences, Inc. 10% Owner Buy 100.0 +1,785,000 76.68% $25M
Mar 8, 2021 Mar 10, 2021 Adaptive Biotechnologies Corp Director Sell 15.0 -806,000 -6.14% $32.2M
Jul 20, 2020 Jul 22, 2020 Adaptive Biotechnologies Corp Director Sell 15.0 -2,000,000 -13.23% $80M