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QMCO QUANTUM CORP

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COM (common), issuer CIK 709283

30 managers (30 13F filers) reported a position in QMCO shares at 2025-03-31, 1,689,433 shares in all. 7 filers opened a position and 22 filers sold out during the quarter.

Managers
30
13F filers
30
New
7
Added
14
Reduced
4
Sold out
22
Shares held by filers
1,689,433

Shares held by filers adds up every 13F filer's report, so a share reported by a parent and by its subsidiary counts twice (H9). Managers counts each filer group once.

13D and 13G filers

No 13D or 13G on this security in the data. Structured 13D/G data starts 2024-12-18.

Insider trades

No Form 4 transaction on this security in the data.

13F holders, Q1 2025

Filers in the available 13F reports with a share position at 2025-03-31, filer groups collapsed to one row (method), largest first. Options and principal amounts are left out. A group row states no % of portfolio, since each member reports its own portfolio: the members' percents are listed under it. A value about 1,000 times or 1/1,000 of the price other filers imply is shown as filed but neither ranks the row nor enters a sum.

HolderSharesValue% of portfolioChangeSource
Allianz Asset Management GmbHin group Allianz SE962,127$13.8M0.02%+449,71113F-HRTimelineGroup
VANGUARD GROUP INCin group VANGUARD GROUP INC254,446$3.66M<0.01%+12,26213F-HRTimelineGroup
BlackRock, Inc.in group BlackRock, Inc.129,232$1.86M<0.01%+3,12813F-HRTimelineGroup
BANK OF AMERICA CORP /DE/in group BANK OF AMERICA CORP /DE/75,306$1.08M<0.01%+113F-HRTimelineGroup
UNICOM Systems, Inc.75,237$1.08M0.22%013F-HRTimeline
GEODE CAPITAL MANAGEMENT, LLCin group GEODE CAPITAL MANAGEMENT, LLC63,578$914K<0.01%+11,43613F-HRTimelineGroup
STATE STREET CORPin group STATE STREET CORP27,347$393K<0.01%+6,70013F-HRTimelineGroup
UBS Group AGin group UBS Group AG21,986$316K<0.01%+10,32113F-HRTimelineGroup
Virtu Financial LLCin group Virtu Financial LLC19,721$284K0.02%new13F-HRTimelineGroup
Centiva Capital, LP15,667$225K0.01%new13F-HRTimeline
NORTHERN TRUST CORPin group NORTHERN TRUST CORP11,687$168K<0.01%+1,28013F-HRTimelineGroup
AlphaQuest LLC9,653$139K0.02%new13F-HRTimeline
JPMORGAN CHASE & COin group JPMORGAN CHASE & CO4,513$64.9K<0.01%+4,50513F-HRTimelineGroup
Activest Wealth Management4,283$61.6K0.02%+4,28213F-HRTimeline
BNP PARIBAS FINANCIAL MARKETSin group BNP PARIBAS FINANCIAL MARKETS3,261$46.9K<0.01%+2,90013F-HRTimelineGroup
SBI Securities Co., Ltd.2,827$40.7K<0.01%-77113F-HRTimeline
Tower Research Capital LLC (TRC)in group Tower Research Capital LLC (T…2,294$33K<0.01%+2,15013F-HRTimelineGroup
MORGAN STANLEYin group MORGAN STANLEY2,214$31.8K<0.01%-2,12113F-HRTimelineGroup
Caitong International Asset Management …1,696$24.4K0.02%new13F-HRTimeline
BARCLAYS PLCin group BARCLAYS PLC736$10.6K<0.01%+28113F-HR/ATimelineGroup
WELLS FARGO & COMPANY/MNin group WELLS FARGO & COMPANY/MN575$8.27K<0.01%+57413F-HRTimelineGroup
JONES FINANCIAL COMPANIES LLLPin group JONES FINANCIAL COMPANIES LLLP417$5.9K<0.01%new13F-HR/ATimelineGroup
FIFTH THIRD BANCORPin group FIFTH THIRD BANK, NATIONAL AS…295$4.24K<0.01%new13F-HRTimelineGroup
WHITTIER TRUST CO187$2.69K<0.01%013F-HRTimeline
CWM, LLCin group CWM, LLC65$1K<0.01%013F-HRTimelineGroup
Continuum Advisory, LLC34$489<0.01%-3413F-HRTimeline
OSAIC HOLDINGS, INC.in group OSAIC HOLDINGS, INC.25$359<0.01%013F-HRTimelineGroup
NATIONAL BANK OF CANADA /FI/in group NATIONAL BANK OF CANADA /FI/20$284<0.01%new13F-HRTimelineGroup
Farther Finance Advisors, LLC4$56<0.01%013F-HRTimeline
CONCOURSE FINANCIAL GROUP SECURITIES, I…0$0-813F-HRTimelineValue filed as zero, left out of ratios. Amount filed as zero, left out of ratios.