Calamos Advisors LLC - QUANTUM CORP ownership

QUANTUM CORP's ticker is QMCO and the CUSIP is 747906501. A total of 107 filers reported holding QUANTUM CORP in Q1 2021. The put-call ratio across all filers is - and the average weighting 0.3%.

Quarter-by-quarter ownership
Calamos Advisors LLC ownership history of QUANTUM CORP
ValueSharesWeighting
Q1 2021$2,213,000265,7360.01%
Other shareholders
QUANTUM CORP shareholders Q1 2021
NameSharesValueWeighting ↓
Roumell Asset Management, LLC 1,564,540$8,636,00011.51%
Deep Field Asset Management LLC 1,230,000$6,790,0005.05%
272 Capital LP 1,704,376$9,408,0004.53%
Glaxis Capital Management, LLC 217,510$1,201,0003.18%
B. Riley Financial, Inc. 4,919,866$27,158,0003.06%
Pacific Ridge Capital Partners, LLC 1,255,602$6,931,0001.23%
FRIESS ASSOCIATES LLC 381,313$2,105,0000.82%
Eidelman Virant Capital 277,000$1,529,0000.56%
Senvest Management, LLC 3,124,104$17,245,0000.48%
Herald Investment Management Ltd 450,000$2,479,0000.40%
View complete list of QUANTUM CORP shareholders