MARXE AUSTIN W & GREENHOUSE DAVID M - REPLIGEN CORP ownership

REPLIGEN CORP's ticker is RGEN and the CUSIP is 759916109. A total of 131 filers reported holding REPLIGEN CORP in Q4 2013. The put-call ratio across all filers is 2.47 and the average weighting 0.1%.

Quarter-by-quarter ownership
MARXE AUSTIN W & GREENHOUSE DAVID M ownership history of REPLIGEN CORP
ValueSharesWeighting
Q3 2014$7,964,000
-22.5%
400,000
-11.3%
1.09%
-16.6%
Q2 2014$10,278,000
+77.2%
451,0000.0%1.30%
+102.8%
Q1 2014$5,800,000
-26.1%
451,000
-21.7%
0.64%
-23.7%
Q4 2013$7,852,000
+15.0%
575,664
-6.5%
0.84%
+0.4%
Q3 2013$6,828,000
+34.6%
615,6640.0%0.84%
+22.5%
Q2 2013$5,073,000615,6640.68%
Other shareholders
REPLIGEN CORP shareholders Q4 2013
NameSharesValueWeighting ↓
Conestoga Capital Advisors, LLC 1,291,805$53,532,0002.79%
Ranger Investment Management 919,366$38,099,0002.72%
Monashee Investment Management LLC 100,000$4,144,0001.75%
Lisanti Capital Growth, LLC 49,450$2,049,0001.36%
Pier Capital, LLC 175,565$7,275,0001.26%
SANDLER CAPITAL MANAGEMENT 221,070$9,161,0000.99%
PALISADE CAPITAL MANAGEMENT, LP 630,333$26,121,0000.98%
AWM Investment Company, Inc. 120,000$4,973,0000.88%
Stephens Investment Management Group LLC 857,714$35,544,0000.86%
Summit Creek Advisors LLC 79,066$3,276,0000.68%
View complete list of REPLIGEN CORP shareholders