ARDSLEY ADVISORY PARTNERS LP - CAMBREX CORP ownership

CAMBREX CORP's ticker is CBM and the CUSIP is 132011107. A total of 222 filers reported holding CAMBREX CORP in Q1 2015. The put-call ratio across all filers is 0.17 and the average weighting 0.1%.

Quarter-by-quarter ownership
ARDSLEY ADVISORY PARTNERS LP ownership history of CAMBREX CORP
ValueSharesWeighting
Q2 2015$220,000
-96.0%
5,000
-98.1%
0.03%
-96.8%
Q4 2014$5,563,000
+10.3%
257,300
-4.7%
0.88%
+32.6%
Q3 2014$5,044,000
-19.5%
270,000
-10.7%
0.66%
-16.7%
Q2 2014$6,262,000
+1226.7%
302,500
+1110.0%
0.80%
+1023.9%
Q1 2014$472,000
+76.8%
25,000
+66.7%
0.07%
+102.9%
Q4 2013$267,00015,0000.04%
Other shareholders
CAMBREX CORP shareholders Q1 2015
NameSharesValueWeighting ↓
AlphaOne Investment Services, LLC 245,195$4,580,0001.47%
Ranger Investment Management 1,382,587$25,827,0001.36%
Walthausen & Co., LLC 861,874$16,100,0001.30%
ARBOR CAPITAL MANAGEMENT LLC 466,230$8,709,0001.07%
IMA Wealth, Inc. 119,820$2,238,0001.06%
Hood River Capital Management LLC 327,694$6,121,0000.85%
Penn Capital Management Company, LLC 1,022,255$19,096,0000.80%
COLUMBIA PARTNERS L.L.C. INVESTMENT MANAGEMENT 715,649$13,368,0000.68%
ARDSLEY ADVISORY PARTNERS LP 270,000$5,044,0000.66%
Potomac Capital Management, Inc. 29,269$547,0000.60%
View complete list of CAMBREX CORP shareholders