North Star Investment Management Corp. - REPLIGEN CORP ownership

REPLIGEN CORP's ticker is RGEN and the CUSIP is 759916109. A total of 172 filers reported holding REPLIGEN CORP in Q1 2015. The put-call ratio across all filers is 0.75 and the average weighting 0.1%.

Quarter-by-quarter ownership
North Star Investment Management Corp. ownership history of REPLIGEN CORP
ValueSharesWeighting
Q2 2015$21,000
+40.0%
5000.0%0.00%
+33.3%
Q1 2015$15,000
+50.0%
5000.0%0.00%
+50.0%
Q4 2014$10,0005000.00%
Other shareholders
REPLIGEN CORP shareholders Q1 2015
NameSharesValueWeighting ↓
12 West Capital Management LP 1,021,641$295,244,00013.47%
Ally Bridge Group (NY) LLC 70,000$20,229,0005.95%
Miura Global Management 85,000$24,564,0003.81%
Conestoga Capital Advisors, LLC 871,390$251,823,0003.48%
Ranger Investment Management 187,723$54,250,0002.90%
AWM Investment Company, Inc. 100,000$28,899,0002.84%
Brown Capital Management 1,017,477$294,041,0002.41%
Stephens Investment Management Group LLC 558,287$161,339,0002.19%
Yorktown Management & Research Co Inc 10,050$2,904,0002.18%
SV Health Investors, LLC 14,541$4,203,0002.06%
View complete list of REPLIGEN CORP shareholders