REPLIGEN CORP

Ticker: RGEN CUSIP: 759916109 Class: Common Stock

PARADIGM ASSET MANAGEMENT CO LLC's Holding History (CIK: 0001034549)

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

Q2 2017
Shares 1,600 Value ($000) $66,304 Avg Close $38.00 Range $32.73 - $46.81
Q1 2017
Shares 3,300 Value ($000) $116,160 Avg Close $31.67 Range $28.48 - $35.61
Q4 2016
Shares 3,600 Value ($000) $110,952 Avg Close $30.93 Range $26.16 - $34.06
Q3 2016
Shares 3,700 Value ($000) $111,703 Avg Close $30.18 Range $25.93 - $33.79
Q2 2016
Shares 3,700 Value ($000) $101,232 Avg Close $25.57 Range $21.11 - $28.97
Q1 2016
Shares 3,700 Value ($000) $99,234 Avg Close $24.47 Range $20.07 - $28.85
Q4 2015
Shares 11,000 Value ($000) $311,190 Avg Close $28.84 Range $21.69 - $36.00
Q3 2015
Shares 11,250 Value ($000) $313,313 Avg Close $36.14 Range $27.25 - $42.22