OBERWEIS ASSET MANAGEMENT INC/ - PFENEX INC ownership

PFENEX INC's ticker is PFNX and the CUSIP is 717071104. A total of 87 filers reported holding PFENEX INC in Q2 2020. The put-call ratio across all filers is 1.13 and the average weighting 0.1%.

Quarter-by-quarter ownership
OBERWEIS ASSET MANAGEMENT INC/ ownership history of PFENEX INC
ValueSharesWeighting
Q2 2020$377,000
-5.5%
45,2000.0%0.15%
-32.7%
Q1 2020$399,000
-19.6%
45,2000.0%0.22%
+33.3%
Q4 2019$496,00045,2000.16%
Other shareholders
PFENEX INC shareholders Q2 2020
NameSharesValueWeighting ↓
DSC Advisors, L.P. 510,000$4,565,0002.77%
DOW CHEMICAL CO /DE/ 2,221,428$19,882,0001.94%
AWM Investment Company, Inc. 938,042$8,395,0001.54%
SANDERS MORRIS HARRIS LLC 372,628$3,335,0001.01%
Cormorant Asset Management, LP 632,559$5,661,0000.62%
Perceptive Advisors 939,930$8,412,0000.54%
Sio Capital Management, LLC 64,556$578,0000.40%
Granite Investment Partners, LLC 125,223$1,120,0000.08%
TFS CAPITAL LLC 16,851$151,0000.04%
Spark Investment Management LLC 36,100$323,0000.03%
View complete list of PFENEX INC shareholders