SEC 13F Intelligence

Granahan Investment Management, LLC / RGEN

Granahan Investment Management, LLC’s Repligen Corp Position

Does Granahan Investment Management, LLC own Repligen Corp (RGEN)? Yes — 87.0K shares worth $10M (+0.50% of its 13F portfolio) as of Q1 2026, up from 72.0K shares the prior filed quarter.

Position Value
$10M
Q1 2026
Shares
87.0K
% of Portfolio
+0.50%
Quarters Held
27
currently held

Position History RGEN

Reported value by quarter
Q4 ’18: $14MQ4 ’18Q1 ’19: $16MQ2 ’19: $22MQ3 ’19: $19MQ4 ’19: $22MQ4 ’19Q1 ’20: $20MQ2 ’20: $21MQ3 ’20: $19MQ4 ’20: $5MQ4 ’20Q1 ’21: $7MQ2 ’21: $794,000Q1 ’22: $4MQ2 ’22: $20MQ2 ’22Q3 ’22: $13MQ4 ’22: $18MQ1 ’23: $19MQ2 ’23: $21MQ2 ’23Q3 ’23: $21MQ4 ’23: $23MQ1 ’24: $23MQ3 ’24: $13MQ3 ’24Q4 ’24: $15MQ1 ’25: $13MQ2 ’25: $17MQ3 ’25: $9MQ3 ’25Q4 ’25: $12MQ1 ’26: $10Mfilingsflow.com
QuarterSharesValue% of Portfolio
Q1 202687.0K$10M+0.50%
Q4 202572.0K$12M+0.51%
Q3 202569.9K$9M+0.38%
Q2 2025135.0K$17M+0.68%
Q1 2025101.2K$13M+0.64%
Q4 2024107.4K$15M+0.65%
Q3 202488.3K$13M+0.52%
Q1 2024124.8K$23M+0.81%
Q4 2023129.7K$23M+0.77%
Q3 2023132.8K$21M+0.75%
Q2 2023150.8K$21M+0.66%
Q1 2023111.1K$19M+0.57%
Q4 2022107.7K$18M+0.56%
Q3 202267.3K$13M+0.41%
Q2 2022123.4K$20M+0.68%
Q1 202223.5K$4M+0.11%
Q2 20214.0K$794,000+0.01%
Q1 202136.5K$7M+0.15%
Q4 202026.7K$5M+0.11%
Q3 2020129.9K$19M+0.65%
Q2 2020167.2K$21M+0.77%
Q1 2020203.1K$20M+1.06%
Q4 2019241.7K$22M+1.03%
Q3 2019242.7K$19M+1.02%
Q2 2019255.8K$22M+1.09%
Q1 2019277.8K$16M+0.88%
Q4 2018265.8K$14M+0.99%

Common-stock position only; options are excluded. Quarters where the fund filed no 13F or reported no position are absent. See Granahan Investment Management, LLC’s full portfolio or all institutional holders of RGEN.