COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS - VICOR CORP ownership

VICOR CORP's ticker is VICR and the CUSIP is 925815102. A total of 139 filers reported holding VICOR CORP in Q4 2019. The put-call ratio across all filers is 0.38 and the average weighting 0.3%.

Quarter-by-quarter ownership
COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS ownership history of VICOR CORP
ValueSharesWeighting
Q3 2023$267,537
-54.3%
4,543
-58.1%
0.00%
-60.0%
Q2 2023$584,820
+24.1%
10,830
+7.9%
0.01%
+25.0%
Q1 2023$471,278
+87335.6%
10,040
+0.1%
0.00%
-20.0%
Q4 2022$539
-99.9%
10,028
+13.7%
0.01%0.0%
Q3 2022$521,000
+11.3%
8,816
+3.2%
0.01%0.0%
Q2 2022$468,000
-15.7%
8,543
+8.7%
0.01%0.0%
Q1 2022$555,000
-38.5%
7,860
+10.5%
0.01%
-44.4%
Q4 2021$903,000
-58.4%
7,111
-56.0%
0.01%
-64.0%
Q3 2021$2,170,000
+25.7%
16,175
-1.0%
0.02%
+31.6%
Q2 2021$1,727,000
+24.2%
16,332
-0.2%
0.02%
+11.8%
Q1 2021$1,391,000
-7.8%
16,3580.0%0.02%
-19.0%
Q4 2020$1,509,000
+19.3%
16,358
+0.5%
0.02%
-16.0%
Q3 2020$1,265,000
+88.8%
16,276
+74.8%
0.02%
+108.3%
Q2 2020$670,000
+63.0%
9,311
+0.9%
0.01%
+33.3%
Q1 2020$411,000
+41.7%
9,224
+48.4%
0.01%
+80.0%
Q4 2019$290,000
+38.1%
6,215
+11.9%
0.01%
+25.0%
Q4 2018$210,0005,5520.00%
Other shareholders
VICOR CORP shareholders Q4 2019
NameSharesValueWeighting ↓
Trellus Management Company, LLC 129,945$4,035,0005.46%
APIS CAPITAL ADVISORS, LLC 100,000$3,105,0004.65%
S Squared Technology, LLC 132,000$4,099,0003.06%
ASHFORD CAPITAL MANAGEMENT INC 582,583$18,089,0002.42%
First Washington CORP 147,180$4,570,0002.25%
NEEDHAM INVESTMENT MANAGEMENT LLC 158,500$4,922,0001.62%
Manatuck Hill Partners, LLC 106,898$3,319,0001.55%
IRONWOOD INVESTMENT MANAGEMENT LLC 40,614$1,261,0000.98%
OBERWEIS ASSET MANAGEMENT INC/ 126,950$3,942,0000.72%
Capital Impact Advisors, LLC 55,265$1,620,0000.59%
View complete list of VICOR CORP shareholders