Portolan Capital Management - NEWPORT CORP ownership

NEWPORT CORP's ticker is NEWP and the CUSIP is 651824104. A total of 148 filers reported holding NEWPORT CORP in Q1 2015. The put-call ratio across all filers is - and the average weighting 0.3%.

Quarter-by-quarter ownership
Portolan Capital Management ownership history of NEWPORT CORP
ValueSharesWeighting
Q4 2015$4,104,000
-29.0%
258,587
-38.5%
0.52%
-32.1%
Q3 2015$5,778,000
-9.4%
420,242
+24.9%
0.77%
-14.1%
Q2 2015$6,378,000
+48.6%
336,413
+49.4%
0.89%
+13.3%
Q1 2015$4,291,000
+58.7%
225,153
+72.3%
0.79%
+26.5%
Q1 2014$2,703,000130,7080.62%
Other shareholders
NEWPORT CORP shareholders Q1 2015
NameSharesValueWeighting ↓
Lyon Street Capital, LLC 823,152$15,228,000,0006.71%
OMT Capital Management LLC 530,860$9,821,0004.32%
Tinicum Inc 350,000$6,475,0003.74%
MAK CAPITAL ONE LLC 294,298$5,445,0002.12%
Polar Asset Management Partners Inc. 1,712,894$31,689,0001.68%
NEEDHAM INVESTMENT MANAGEMENT LLC 357,500$6,614,0001.38%
HARBER ASSET MANAGEMENT LLC 55,431$1,025,0001.18%
THOMPSON DAVIS & CO., INC. 25,800$798,0001.15%
Nokomis Capital, L.L.C. 188,754$3,492,0000.94%
SHUFRO ROSE & CO LLC 477,025$8,824,0000.91%
View complete list of NEWPORT CORP shareholders