REPLIGEN CORP

Ticker: RGEN CUSIP: 759916109 Class: Common Stock

Commonwealth Bank of Australia's Holding History (CIK: 0000008565)

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

Q1 2014

Shares 80,286 Value ($000) $1,032 Avg Close $14.34 Range $11.70 - $17.26

Q4 2013

Shares 80,286 Value ($000) $1,095 Avg Close $11.94 Range $9.89 - $14.05

Q3 2013

Shares 40,299 Value ($000) $447 Avg Close $9.95 Range $8.25 - $11.44

Q2 2013

Shares 7,138 Value ($000) $59 Avg Close $8.40 Range $6.65 - $9.65

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2014	80,286	$1,032	$14.34	$11.70 - $17.26
Q4 2013	80,286	$1,095	$11.94	$9.89 - $14.05
Q3 2013	40,299	$447	$9.95	$8.25 - $11.44
Q2 2013	7,138	$59	$8.40	$6.65 - $9.65