REPLIGEN CORP

Ticker: RGEN CUSIP: 759916109 Class: Common Stock

Hudson Bay Capital Management LP's Holding History (CIK: 0001393825)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025
Shares 20,000 Value ($000) $3,277 Avg Close $156.63 Range $134.19 - $174.01
Q3 2025
Shares 21,003 Value ($000) $2,807 Avg Close $121.47 Range $110.77 - $135.57
Q3 2024
Shares 40,000 Value ($000) $5,953 Avg Close $143.39 Range $117.63 - $172.65
Q2 2024
Shares 55,000 Value ($000) $6,933 Avg Close $156.74 Range $113.50 - $184.98
Q2 2023
Shares 20,000 Value ($000) $2,829 Avg Close $160.35 Range $135.37 - $182.42
Q4 2022
Shares 27,500 Value ($000) $4,656 Avg Close $181.39 Range $158.58 - $225.62
Q2 2022
Shares 32,500 Value ($000) $5,278 Avg Close $158.16 Range $137.21 - $190.59
Q1 2022
Shares 27,500 Value ($000) $5,172 Avg Close $189.96 Range $156.28 - $265.78