Skip to main content

Quantum Corp

QMCO
Exchange
Nasdaq
Industry
Computer Storage Devices
SEC CIK
0000709283

In the last 90 days, Quantum Corp insiders filed 0 open-market purchases and 3 sales; 60 institutions reported holding it in 13F filings for Q2 2026, worth $158.1M in total; Oaktree Capital is the only superinvestor holding it.

13F holders, Q2 2024

Institutional positions in Quantum Corp as of Jun 30, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
52
−6 vs. Q1 2024
Shares held
47.9M
−1.06M (−2.2%) vs. Q1 2024
Total value
$19.5M
−$9.13M (−31.9%) vs. Q1 2024
New holders
6
15 more added
Sold out
12
12 more reduced

2 institutions that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2024: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting QMCO on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2024: 52 institutions
Q1 2021: 106 institutionsQ2 2021: 111 institutionsQ3 2021: 95 institutionsQ4 2021: 105 institutionsQ1 2022: 94 institutionsQ2 2022: 92 institutionsQ3 2022: 83 institutionsQ4 2022: 76 institutionsQ1 2023: 72 institutionsQ2 2023: 64 institutionsQ3 2023: 62 institutionsQ4 2023: 62 institutionsQ1 2024: 60 institutionsQ2 2024: 52 institutionsQ3 2024: 26 institutionsQ4 2024: 47 institutionsQ1 2025: 29 institutionsQ2 2025: 35 institutionsQ3 2025: 29 institutionsQ4 2025: 40 institutionsQ1 2026: 37 institutionsQ2 2026: 60 institutions
Value heldQ2 2024: $19.5M
Q1 2021: $333.3MQ2 2021: $292.9MQ3 2021: $226.7MQ4 2021: $230.2MQ1 2022: $99.0MQ2 2022: $93.6MQ3 2022: $69.0MQ4 2022: $70.7MQ1 2023: $68.9MQ2 2023: $63.1MQ3 2023: $34.8MQ4 2023: $17.8MQ1 2024: $28.6MQ2 2024: $19.5MQ3 2024: $7.96MQ4 2024: $95.0MQ1 2025: $24.3MQ2 2025: $8.82MQ3 2025: $8.58MQ4 2025: $13.3MQ1 2026: $7.66MQ2 2026: $158.1M
Institutions holding QMCO and their total value by quarter
QuarterHoldersValue
Q2 202660$158.1M
Q1 202637$7.66M
Q4 202540$13.3M
Q3 202529$8.58M
Q2 202535$8.82M
Q1 202529$24.3M
Q4 202447$95.0M
Q3 202426$7.96M
Q2 202452$19.5M
Q1 202460$28.6M
Q4 202362$17.8M
Q3 202362$34.8M
Q2 202364$63.1M
Q1 202372$68.9M
Q4 202276$70.7M
Q3 202283$69.0M
Q2 202292$93.6M
Q1 202294$99.0M
Q4 2021105$230.2M
Q3 202195$226.7M
Q2 2021111$292.9M
Q1 2021106$333.3M

Institutions, Q2 2024

Shares, value and share of portfolio for each institution holding Quantum Corp; share changes are against Q1 2024.

Institutions holding QMCO in Q2 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Neuberger Berman Group LLC14,308,945$5.85M0.00%−366,611−2.5%Reduced
Allianz Asset Management GmbH10,248,322$4.19M0.01%00.0%Unchanged
Long Focus Capital Management, LLC9,174,122$3.75M0.39%+13,303+0.1%Added
Vanguard Group Inc5,016,053$2.05M0.00%00.0%Unchanged
TCW Group Inc2,120,168$742.1K0.01%00.0%Unchanged
Pacific Ridge Capital Partners, LLC1,264,992$517.5K0.12%−51,475−3.9%Reduced
Herald Investment Management Ltd1,000,000$426.0K0.07%00.0%Unchanged
Geode Capital Management, LLC1,018,377$416.7K0.00%+55,629+5.8%Added
King Luther Capital Management Corp980,000$400.9K0.00%00.0%Unchanged
BlackRock Inc.916,904$375.1K0.00%−79,957−8.0%Reduced
State Street Corp342,335$140.0K0.00%00.0%Unchanged
Kovack Advisors, Inc.267,901$109.6K0.01%+4,000+1.5%Added
Northern Trust Corp223,900$91.6K0.00%+34,772+18.4%Added
Price T Rowe Associates Inc100,600$41.0K0.00%00.0%Unchanged
Advance Capital Management, Inc.98,448$40.3K0.00%+67,478+217.9%Added
Bridgeway Capital Management, LLC84,800$34.7K0.00%00.0%Unchanged
Toroso Investments, LLC81,521$33.4K0.00%+37,356+84.6%Added
SEI Investments Co68,874$28.2K0.00%+10,025+17.0%Added
Virtu Financial LLC68,869$28.0K0.00%+58,403+558.0%Added
Prudential Financial Inc59,600$24.4K0.00%00.0%Unchanged
Berkshire Asset Management LLC57,081$23.4K0.00%+57,081New
Jane Street Group, LLC46,134$18.9K0.00%+33,705+271.2%Added
Acadian Asset Management LLC45,833$18.0K0.00%−12,747−21.8%Reduced
Concurrent Investment Advisors, LLC38,000$15.5K0.00%+3,000+8.6%Added
Susquehanna International Group, LLP30,492$12.5K0.00%−133,188−81.4%Reduced
Two Sigma Securities, LLC29,315$12.0K0.00%+29,315New
HighTower Advisors, LLC26,063$11.0K0.00%+40+0.2%Added
Bank of New York Mellon Corp25,363$10.4K0.00%00.0%Unchanged
Renaissance Technologies LLC21,399$8.75K0.00%+7,600+55.1%Added
Morgan Stanley21,076$8.62K0.00%−1,130−5.1%Reduced
Tower Research Capital LLC (TRC)20,403$8.35K0.00%+6,030+42.0%Added
Captrust Financial Advisors17,333$7.09K0.00%00.0%Unchanged
Picton Mahoney Asset Management16,899$7.00K0.00%+16,899New
Envestnet Asset Management Inc14,259$5.83K0.00%+1,976+16.1%Added
Wealth Enhancement Advisory Services, LLC12,767$5.22K0.00%+12,767New
Millennium Management LLC11,784$4.82K0.00%−4,108−25.8%Reduced
Engineers Gate Manager LP11,148$4.56K0.00%−9,339−45.6%Reduced
Pathstone Holdings, LLC10,254$4.20K0.00%00.0%Unchanged
Barclays PLC9,110$3.73K0.00%00.0%Unchanged
Bank of America Corp6,833$2.79K0.00%−200−2.8%Reduced
Whittier Trust Co3,750$1.50K0.00%00.0%Unchanged
Qube Research & Technologies Ltd3,663$1.50K0.00%00.0%Unchanged
Simplex Trading, LLC3,900$1.00K0.00%+3,900New
Advisor Group Holdings, Inc.687$2810.00%−31−4.3%Reduced
JPMorgan Chase & Co356$1450.00%+3+0.8%Added
Comerica Bank351$1440.00%00.0%Unchanged
The PNC Financial Services Group, Inc.223$910.00%−1,165−83.9%Reduced
Proequities, Inc.171$690.00%00.0%Unchanged
Allworth Financial LP161$620.00%00.0%Unchanged
Farther Finance Advisors, LLC83$320.00%+83New
Cornerstone Planning Group LLC5$20.00%00.0%Unchanged
Royal Bank of Canada628$00.00%−5,372−89.5%Reduced
B. Riley Financial, Inc.0$00.00%−695,958−100.0%Sold out
Goldman Sachs Group Inc0$00.00%−35,181−100.0%Sold out
XTX Topco Ltd0$00.00%−31,311−100.0%Sold out
McAdam, LLC0$00.00%−28,003−100.0%Sold out
LPL Financial LLC0$00.00%−17,897−100.0%Sold out
HRT Financial LP0$00.00%−15,845−100.0%Sold out
Two Sigma Investments, LP0$00.00%−14,980−100.0%Sold out
UBS Group AG0$00.00%−9,549−100.0%Sold out
Wells Fargo & Company0$00.00%−755−100.0%Sold out
Truvestments Capital LLC0$00.00%−687−100.0%Sold out
Motco0$00.00%−37−100.0%Sold out
FMR LLC0$00.00%−15−100.0%Sold out
Cambridge Trust Co––––Not filed
Highlander Capital Management, LLC––––Not filed