Spark Investment Management LLC - VICOR CORP ownership

VICOR CORP's ticker is VICR and the CUSIP is 925815102. A total of 84 filers reported holding VICOR CORP in Q3 2014. The put-call ratio across all filers is - and the average weighting 0.1%.

Quarter-by-quarter ownership
Spark Investment Management LLC ownership history of VICOR CORP
ValueSharesWeighting
Q2 2016$190,000
-67.1%
18,900
-65.7%
0.02%
-69.0%
Q1 2016$577,000
+87.3%
55,100
+63.0%
0.06%
+48.7%
Q4 2015$308,000
-24.3%
33,800
-15.5%
0.04%
-26.4%
Q3 2015$407,000
-15.6%
40,0000.0%0.05%
-20.9%
Q2 2015$482,000
+8.1%
40,000
+35.1%
0.07%
+8.1%
Q1 2015$446,000
+59.3%
29,600
+27.6%
0.06%
+31.9%
Q4 2014$280,000
+125.8%
23,200
+75.8%
0.05%
+147.4%
Q3 2014$124,000
+12.7%
13,2000.0%0.02%
+18.8%
Q2 2014$110,000
-36.4%
13,200
-22.4%
0.02%
-40.7%
Q1 2014$173,00017,0000.03%
Other shareholders
VICOR CORP shareholders Q3 2014
NameSharesValueWeighting ↓
S Squared Technology, LLC 157,304$11,098,0005.54%
Trellus Management Company, LLC 129,945$9,168,0005.34%
Ararat Capital Management LP 180,447$12,731,0004.07%
NEEDHAM INVESTMENT MANAGEMENT LLC 290,750$20,512,0002.97%
ASHFORD CAPITAL MANAGEMENT INC 300,094$21,172,0002.28%
APIS CAPITAL ADVISORS, LLC 24,000$1,693,0002.05%
First Washington CORP 58,292$4,113,0001.66%
Herald Investment Management Ltd 122,000$8,607,0001.57%
IRONWOOD INVESTMENT MANAGEMENT LLC 36,346$2,564,0001.39%
Alight Capital Management LP 40,000$2,822,0001.24%
View complete list of VICOR CORP shareholders