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EcoR1 Capital, LLC

SEC CIK
0001587114
Latest filing
Aug 14, 2026

ALPN holding history

Alpine Immune Sciences, Inc. in every 13F filed by EcoR1 Capital, LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

ALPN overviewAll 13F holders of ALPNFull Q2 2026 holdings

Shares (Q2 2024)
0
Sold out in Q2 2024
Value
$0
% of portfolio
0.0%
Quarters held
4
Since Q1 2021
Holdings of ALPN by EcoR1 Capital, LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 20240$00.0%−1,000−100.0%Sold outHolders
Q1 20241,000$39.6K<0.1%+1,000NewHolders
Q4 20210$00.0%−7,001−100.0%Sold outHolders
Q3 20217,001$75.0K<0.1%−515,634−98.7%ReducedHolders
Q2 2021522,635$4.70M0.2%−218,655−29.5%ReducedHolders
Q1 2021741,290$7.86M0.4%––Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.