GROUP ONE TRADING, L.P. - QUANTUM CORP ownership

QUANTUM CORP's ticker is QMCO and the CUSIP is 747906501. A total of 56 filers reported holding QUANTUM CORP in Q1 2020. The put-call ratio across all filers is - and the average weighting 0.4%.

Quarter-by-quarter ownership
GROUP ONE TRADING, L.P. ownership history of QUANTUM CORP
ValueSharesWeighting
Q4 2022$110.0%0.00%
Q3 2022$010.0%0.00%
Q2 2022$01
-99.0%
0.00%
Q1 2022$0
-100.0%
1000.0%0.00%
Q4 2021$1,000
-93.3%
100
-95.3%
0.00%
Q2 2021$15,000
-77.3%
2,146
-73.1%
0.00%
Q1 2021$66,000
+1.5%
7,973
-25.4%
0.00%
Q4 2020$65,000
-28.6%
10,681
-45.7%
0.00%
Q3 2020$91,000
+19.7%
19,6810.0%0.00%
Q2 2020$76,000
+65.2%
19,681
+27.5%
0.00%
Q1 2020$46,000
+53.3%
15,438
+2.2%
0.00%
Q4 2018$30,000
-63.9%
15,107
-56.5%
0.00%
-100.0%
Q3 2018$83,000
+31.7%
34,707
+20.8%
0.00%0.0%
Q2 2018$63,000
-18.2%
28,742
+35.3%
0.00%0.0%
Q1 2018$77,000
+126.5%
21,242
+251.6%
0.00%
Q4 2017$34,000
-8.1%
6,0420.0%0.00%
Q3 2017$37,000
-2.6%
6,042
+24.8%
0.00%
Q2 2017$38,0004,8420.00%
Other shareholders
QUANTUM CORP shareholders Q1 2020
NameSharesValueWeighting ↓
VIEX Capital Advisors, LLC 3,691,464$22,592,0009.63%
Alta Fundamental Advisers LLC 3,028,002$18,531,0004.01%
COOPER CREEK PARTNERS MANAGEMENT LLC 459,228$2,810,0001.67%
Private Capital Management, LLC 1,558,016$9,535,0001.45%
Pacific Ridge Capital Partners, LLC 674,673$4,129,0001.17%
Park West Asset Management LLC 1,321,129$8,085,0000.48%
ALGERT GLOBAL LLC 260,456$1,594,0000.36%
EII CAPITAL MANAGEMENT, INC. 142,497$872,0000.33%
Fondren Management LP 50,000$306,0000.25%
Starboard Value LP 939,872$5,752,0000.16%
View complete list of QUANTUM CORP shareholders