REPLIGEN CORP

Ticker: RGEN CUSIP: 759916109 Class: Common Stock

ONTARIO TEACHERS PENSION PLAN BOARD's Holding History (CIK: 0000937567)

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

Q2 2018

Shares 9,174 Value ($000) $432 Avg Close $41.16 Range $34.61 - $47.87

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2018	9,174	$432	$41.16	$34.61 - $47.87