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EcoR1 Capital, LLC

SEC CIK
0001587114
Latest filing
Aug 14, 2026

GRTS holding history

Gritstone bio, 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.

GRTS overviewAll 13F holders of GRTSFull Q2 2026 holdings

Shares (Q1 2022)
0
Sold out in Q1 2022
Value
$0
% of portfolio
0.0%
Quarters held
4
Since Q1 2021
Holdings of GRTS by EcoR1 Capital, LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q1 20220$00.0%−6,012,232−100.0%Sold outHolders
Q4 20216,012,232$77.3M2.5%+451,484+8.1%AddedHolders
Q3 20215,560,748$60.1M2.1%+2,139,461+62.5%AddedHolders
Q2 20213,421,287$31.2M1.2%00.0%UnchangedHolders
Q1 20213,421,287$32.3M1.4%––Holders

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