SIMPLEX TRADING, LLC - VICOR CORP ownership

VICOR CORP's ticker is VICR and the CUSIP is 925815102. A total of 92 filers reported holding VICOR CORP in Q3 2015. The put-call ratio across all filers is - and the average weighting 0.1%.

Quarter-by-quarter ownership
SIMPLEX TRADING, LLC ownership history of VICOR CORP
ValueSharesWeighting
Q3 2023$493
+159.5%
8,385
+106.2%
0.00%
Q1 2023$190
-100.0%
4,067
-64.1%
0.00%
-100.0%
Q1 2022$800,000
-19.2%
11,341
+45.4%
0.00%0.0%
Q4 2021$990,000
+597.2%
7,802
+486.2%
0.00%
Q3 2021$142,000
+19.3%
1,331
+17.7%
0.00%
Q2 2021$119,000
+101.7%
1,131
+60.4%
0.00%
Q1 2021$59,000
-76.5%
705
-79.8%
0.00%
Q2 2020$251,000
+392.2%
3,491
+219.7%
0.00%
Q4 2019$51,000
-80.2%
1,092
-87.6%
0.00%
-100.0%
Q3 2019$258,000
+18.3%
8,773
+24.4%
0.00%0.0%
Q1 2019$218,000
-32.9%
7,051
-18.2%
0.00%0.0%
Q4 2018$325,000
-76.3%
8,619
-71.1%
0.00%
-75.0%
Q3 2018$1,371,000
-27.8%
29,823
-31.6%
0.00%
-42.9%
Q2 2018$1,899,000
+1327.8%
43,628
+830.8%
0.01%
+16.7%
Q1 2018$133,000
+1377.8%
4,687
+958.0%
0.01%
Q4 2017$9,000
-82.0%
443
-79.1%
0.00%
-100.0%
Q3 2017$50,000
-63.5%
2,122
-84.5%
0.00%
-77.8%
Q2 2016$137,000
+2.2%
13,664
+6.3%
0.01%
-18.2%
Q1 2016$134,000
-24.7%
12,859
-34.4%
0.01%
-21.4%
Q4 2015$178,000
+10.6%
19,614
+24.1%
0.01%
+16.7%
Q3 2015$161,000
+7950.0%
15,800
+12053.8%
0.01%
Q4 2014$2,0001300.00%
Other shareholders
VICOR CORP shareholders Q3 2015
NameSharesValueWeighting ↓
ASHFORD CAPITAL MANAGEMENT INC 1,714,761$15,639,0003.68%
Trellus Management Company, LLC 154,125$1,406,0002.07%
IRONWOOD INVESTMENT MANAGEMENT LLC 174,387$1,590,0000.66%
Senvest Management, LLC 691,188$6,304,0000.47%
Manatuck Hill Partners, LLC 98,579$899,0000.30%
ALGERT GLOBAL LLC 57,553$525,0000.24%
Teton Advisors, Inc. 222,500$2,029,0000.18%
NEEDHAM INVESTMENT MANAGEMENT LLC 52,200$476,0000.12%
MENTA CAPITAL LLC 49,271$449,0000.06%
Spark Investment Management LLC 33,800$308,0000.04%
View complete list of VICOR CORP shareholders