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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, Q3 2022

Institutional positions in Quantum Corp as of Sep 30, 2022. 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
83
−9 vs. Q2 2022
Shares held
63.2M
−1.57M (−2.4%) vs. Q2 2022
Total value
$69.0M
−$24.6M (−26.3%) vs. Q2 2022
New holders
12
19 more added
Sold out
21
28 more reduced

Compare with Q2 2022: 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 holdersQ3 2022: 83 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 heldQ3 2022: $69.0M
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, Q3 2022

Shares, value and share of portfolio for each institution holding Quantum Corp; share changes are against Q2 2022.

Institutions holding QMCO in Q3 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Neuberger Berman Group LLC15,759,368$17.0M0.02%−421,474−2.6%Reduced
Allianz Asset Management GmbH10,248,322$11.1M0.03%00.0%Unchanged
Senvest Management, LLC5,646,026$6.10M0.25%+1,203,598+27.1%Added
Long Focus Capital Management, LLC4,912,602$5.31M1.12%+803,425+19.6%Added
B. Riley Financial, Inc.4,005,440$4.33M0.77%−1,916,019−32.4%Reduced
Vanguard Group Inc3,958,849$4.28M0.00%+1,148,156+40.8%Added
Solas Capital Management, LLC3,386,000$3.66M2.23%+300,000+9.7%Added
TCW Group Inc2,120,168$3.01M0.04%00.0%Unchanged
Roumell Asset Management, LLC1,779,469$1.92M4.16%00.0%Unchanged
Pacific Ridge Capital Partners, LLC1,396,711$1.51M0.39%−42,028−2.9%Reduced
King Luther Capital Management Corp1,364,915$1.47M0.01%+364,915+36.5%Added
BlackRock Inc.1,116,128$1.21M0.00%−31,169−2.7%Reduced
Geode Capital Management, LLC919,076$992.0K0.00%+260,575+39.6%Added
AWM Investment Company, Inc.830,994$897.0K0.14%00.0%Unchanged
Herald Investment Management Ltd746,850$806.0K0.20%00.0%Unchanged
Goldman Sachs Group Inc458,170$495.0K0.00%−51,615−10.1%Reduced
Jacobs Levy Equity Management, Inc442,969$478.0K0.00%+342,938+342.8%Added
Millennium Management LLC392,469$424.0K0.00%−545,201−58.1%Reduced
Marathon Capital Management323,422$349.0K0.10%−10,600−3.2%Reduced
LPL Financial LLC276,633$299.0K0.00%+68,504+32.9%Added
Kovack Advisors, Inc.235,923$255.0K0.04%+17,547+8.0%Added
State Street Corp212,701$230.0K0.00%00.0%Unchanged
Acadian Asset Management LLC212,861$229.0K0.00%+212,861New
Bridgeway Capital Management, LLC210,000$227.0K0.01%+210,000New
D. E. Shaw & Co., Inc.201,963$218.0K0.00%+2,258+1.1%Added
Ergoteles LLC177,559$192.0K0.01%−91,141−33.9%Reduced
Northern Trust Corp158,525$171.0K0.00%+21,481+15.7%Added
Russell Investments Group, Ltd.151,886$162.0K0.00%+88,286+138.8%Added
Price T Rowe Associates Inc146,400$159.0K0.00%+20,400+16.2%Added
Invesco Ltd.144,947$157.0K0.00%−8,092−5.3%Reduced
Two Sigma Investments, LP120,523$130.0K0.00%−89,024−42.5%Reduced
Union Square Park Capital Management, LLC115,275$124.0K0.18%−284,725−71.2%Reduced
Renaissance Technologies LLC104,056$112.0K0.00%+104,056New
Two Sigma Advisers, LP67,000$72.0K0.00%−800−1.2%Reduced
Charles Schwab Investment Management Inc57,798$63.0K0.00%+32,583+129.2%Added
Bank of New York Mellon Corp54,873$59.0K0.00%+963+1.8%Added
Ameriprise Financial Inc53,854$58.0K0.00%+53,854New
Qube Research & Technologies Ltd52,213$56.0K0.00%−10,167−16.3%Reduced
Occudo Quantitative Strategies LP50,824$55.0K0.00%−55,046−52.0%Reduced
Morgan Stanley47,994$53.0K0.00%−88,940−65.0%Reduced
SEI Investments Co46,150$50.0K0.00%+3,841+9.1%Added
Eidelman Virant Capital45,000$48.0K0.04%00.0%Unchanged
Engineers Gate Manager LP39,471$43.0K0.00%−153,092−79.5%Reduced
Schonfeld Strategic Advisors LLC38,100$41.0K0.00%−1,500−3.8%Reduced
Delta Investment Management, LLC34,245$37.0K0.02%00.0%Unchanged
Citadel Advisors LLC33,109$36.0K0.00%−250,121−88.3%Reduced
RBF Capital, LLC29,900$32.0K0.00%−100−0.3%Reduced
Highland Private Wealth Management25,723$28.0K0.00%00.0%Unchanged
Virtu Financial LLC25,660$28.0K0.00%+25,660New
Public Employees Retirement System of Ohio24,120$26.0K0.00%00.0%Unchanged
LMR Partners LLP21,138$23.0K0.00%00.0%Unchanged
Atria Wealth Solutions, Inc.17,000$18.4K0.00%00.0%Unchanged
Gsa Capital Partners LLP15,109$16.0K0.00%−19,052−55.8%Reduced
Quadrature Capital Ltd14,836$16.0K0.00%+14,836New
Heritage Investors Management Corp12,615$14.0K0.00%00.0%Unchanged
Captrust Financial Advisors12,626$14.0K0.00%−114−0.9%Reduced
IFP Advisors, Inc3,908$13.0K0.00%+1,184+43.5%Added
Pathstone Family Office, LLC10,254$11.1K0.00%+10,254New
Sargent Bickham Lagudis LLC9,841$11.0K0.00%−9,565−49.3%Reduced
Barclays PLC9,110$10.0K0.00%00.0%Unchanged
Tower Research Capital LLC (TRC)7,565$8.00K0.00%−31,767−80.8%Reduced
State of Wyoming7,607$8.00K0.00%+1,801+31.0%Added
Cambridge Trust Co5,868$6.00K0.00%00.0%Unchanged
Wells Fargo & Company5,743$6.00K0.00%+4,985+657.7%Added
UBS Group AG4,517$5.00K0.00%+4,517New
Whittier Trust Co3,750$4.00K0.00%00.0%Unchanged
Quantbot Technologies LP3,300$3.00K0.00%−3,900−54.2%Reduced
Spire Wealth Management2,400$3.00K0.00%−100−4.0%Reduced
Brown Brothers Harriman & Co2,836$3.00K0.00%+2,836New
Federated Hermes, Inc.1,765$2.00K0.00%00.0%Unchanged
Castle Wealth Management LLC2,000$2.00K0.00%00.0%Unchanged
Advisor Group Holdings, Inc.1,853$2.00K0.00%−1−0.1%Reduced
Royal Bank of Canada500$1.00K0.00%00.0%Unchanged
BDO Wealth Advisors, LLC1,000$1.00K0.00%00.0%Unchanged
Truvestments Capital LLC687$1.00K0.00%00.0%Unchanged
Abound Wealth Management4$50.00%+4New
JPMorgan Chase & Co177$00.00%−50,632−99.7%Reduced
Bank of America Corp639$00.00%−192−23.1%Reduced
Proequities, Inc.171$00.00%00.0%Unchanged
Group One Trading, L.P.1$00.00%00.0%Unchanged
Highlander Capital Management, LLC25$00.00%00.0%Unchanged
Capital Advisors, Ltd. LLC125$00.00%+125New
Cowa, LLC12$00.00%+12New
Deep Field Asset Management LLC0$00.00%−1,230,000−100.0%Sold out
B. Riley Asset Management, LLC0$00.00%−772,519−100.0%Sold out
National Asset Management, Inc.0$00.00%−229,000−100.0%Sold out
Susquehanna International Group, LLP0$00.00%−120,190−100.0%Sold out
Walleye Capital LLC0$00.00%−95,200−100.0%Sold out
Y-Intercept (Hong Kong) Ltd0$00.00%−27,131−100.0%Sold out
Laurion Capital Management LP0$00.00%−24,051−100.0%Sold out
HRT Financial LP0$00.00%−24,441−100.0%Sold out
Jump Financial, LLC0$00.00%−24,251−100.0%Sold out
Marshall Wace, LLP0$00.00%−22,400−100.0%Sold out
Boothbay Fund Management, LLC0$00.00%−22,591−100.0%Sold out
Squarepoint Ops LLC0$00.00%−22,701−100.0%Sold out
AQR Capital Management LLC0$00.00%−17,197−100.0%Sold out
Balyasny Asset Management LLC0$00.00%−15,938−100.0%Sold out
Diametric Capital, LP0$00.00%−13,301−100.0%Sold out
FMR LLC0$00.00%−516−100.0%Sold out
New York State Common Retirement Fund0$00.00%−498−100.0%Sold out