REPLIGEN CORP

Ticker: RGEN CUSIP: 759916109 Class: Common Stock

LORING WOLCOTT & COOLIDGE FIDUCIARY ADVISORS LLP/MA's Holding History (CIK: 0000932974)

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

Q4 2022

Shares 34 Value ($000) $6 Avg Close $181.39 Range $158.58 - $225.62

Q3 2021

Shares 12 Value ($000) $3 Avg Close $256.54 Range $193.03 - $327.32

Q2 2021

Shares 26 Value ($000) $5 Avg Close $193.99 Range $162.29 - $223.03

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2022	34	$6	$181.39	$158.58 - $225.62
Q3 2021	12	$3	$256.54	$193.03 - $327.32
Q2 2021	26	$5	$193.99	$162.29 - $223.03