13FBOX
Quantum Corp · 13F Institutional Holdings
Options Calculator Rankings
Q

Quantum Corp

QMCO
Institutions
65
Combined AUM (Q2 2026)
$154.2M
Combined Shares (Q2 2026)
14.0M
Overall Trend
Increase
All institutions combined
📥 Inflow (Q1 2026→Q2 2026)
+12.7M
55 · 37 New Buys · ≈
📤 Outflow (Q1 2026→Q2 2026)
-247,037
15 · 9 Exit · ≈
⚖️ Net
+12.4M
Net Buy
💰 Net Value
≈ —
est. price
Latest AUM (Q2 2026)
$154.2M
Institutions
65
New Buys
37
Adds
18
Reduces
6
Exits
9
Unchanged
4
Ownership TrendPortfolio %Prev Q %RankQ2 2026 ValueQ2 2026 SharesPrev Q ValuePrev Q SharesShares ChangeAction
Alyeska Investment Group, L.P.
0.08%#6$29.2M2.7M$00+2.7MNew Buy
Two Seas Capital LP
0.54%#2$27.4M2.5M$00+2.5MNew Buy
OAKTREE CAPITAL MANAGEMENT LP
0.31%#4$22.1M2.0M$00+2.0MNew Buy
Neuberger Berman Group LLC
0.01%#11$12.8M1.2M$00+1.2MNew Buy
Portolan Capital Management, LLC
0.42%#3$11.2M1.0M$00+1.0MNew Buy
MARSHALL WACE, LLP
0.01%<0.01%#14$7.8M713,075$178,25837,528+675,547+1,800.11%Add
VANGUARD CAPITAL MANAGEMENT LLC
<0.01%<0.01%#33$6.7M605,541$2.6M539,275+66,266+12.29%Add
Manatuck Hill Partners, LLC
1.28%#1$3.9M350,000$00+350,000New Buy
BlackRock, Inc.
<0.01%<0.01%#40$3.0M273,030$1.0M217,532+55,498+25.51%Add
SONA ASSET MANAGEMENT (US) LLC
0.06%0.01%#9$2.8M250,100$332,93770,092+180,008+256.82%Add
JANE STREET GROUP, LLC
<0.01%#28$2.3M208,500$00+208,500New Buy
SUSQUEHANNA INTERNATIONAL GROUP, LLP
<0.01%#31$2.2M200,075$00+200,075New Buy
Cinctive Capital Management LP
0.07%#7$2.0M182,769$00+182,769New Buy
BANK OF AMERICA CORP /DE/
<0.01%<0.01%#35$1.9M170,130$97,30420,485+149,645+730.51%Add
GEODE CAPITAL MANAGEMENT, LLC
<0.01%<0.01%#36$1.8M164,600$756,472159,179+5,421+3.41%Add
RENAISSANCE TECHNOLOGIES LLC
<0.01%#18$1.7M154,516$00+154,516New Buy
CITADEL ADVISORS LLC
<0.01%#30$1.5M136,800$00+136,800New Buy
Walleye Capital LLC
<0.01%#15$1.3M120,044$00+120,044New Buy
RAYMOND JAMES FINANCIAL INC
<0.01%#25$1.1M103,836$00+103,836New Buy
Centiva Capital, LP
0.01%#10$1.1M100,000$00+100,000New Buy
VANGUARD FIDUCIARY TRUST CO
<0.01%<0.01%#27$980,37589,125$381,24980,263+8,862+11.04%Add
KKM Financial LLC
0.13%#5$960,51590,274$00+90,274New Buy
Qube Research & Technologies Ltd
<0.01%#20$890,74780,977$00+80,977New Buy
STATE STREET CORP
<0.01%<0.01%#47$835,05475,914$345,86772,814+3,100+4.26%Add
SIMPLEX TRADING, LLC
<0.01%#22$764,50069,500$00+69,500New Buy
Man Group plc
<0.01%#19$754,52368,593$00+68,593New Buy
Informed Momentum Co LLC
0.06%#8$713,42764,857$00+64,857New Buy
UBS Group AG
<0.01%<0.01%#38$507,16646,106$470,57399,068-52,962-53.46%Reduce
SEI INVESTMENTS CO
<0.01%#24$426,15038,739$00+38,739New Buy
SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC
0.01%#12$380,61134,601$00+34,601New Buy
Squarepoint Ops LLC
<0.01%#23$371,98733,817$00+33,817New Buy
NORTHERN TRUST CORP
<0.01%<0.01%#41$365,42033,220$136,62028,762+4,458+15.50%Add
PRICE T ROWE ASSOCIATES INC /MD/
<0.01%<0.01%#45$275,75925,069$104,00021,801+3,268+14.99%Add
MILLENNIUM MANAGEMENT LLC
<0.01%#37$239,30521,755$00+21,755New Buy
GOLDMAN SACHS GROUP INC
<0.01%#51$210,68319,153$00+19,153New Buy
BRIDGEWAY CAPITAL MANAGEMENT, LLC
<0.01%<0.01%#17$178,64016,240$77,14016,24000.00%Unchanged
MORGAN STANLEY
<0.01%<0.01%#55$170,41215,492$33,2963,356+12,136+361.62%Add
CITIGROUP INC
<0.01%#39$158,68614,426$00+14,426New Buy
Kovack Advisors, Inc.
0.01%<0.01%#13$146,79013,430$62,77412,480+950+7.61%Add
IMC-Chicago, LLC
<0.01%#42$143,00013,000$00+13,000New Buy
Schonfeld Strategic Advisors LLC
<0.01%#21$132,60512,055$00+12,055New Buy
WELLS FARGO & COMPANY/MN
<0.01%<0.01%#48$124,30011,300$19,5944,125+7,175+173.94%Add
FLAGSHIP HARBOR ADVISORS, LLC
<0.01%<0.01%#16$121,04411,004$81,63017,185-6,181-35.97%Reduce
Invesco Ltd.
<0.01%#54$119,22910,839$00+10,839New Buy
TUDOR INVESTMENT CORP ET AL
<0.01%#32$114,40010,400$00+10,400New Buy
GROUP ONE TRADING LLC
<0.01%#34$100,1009,100$00+9,100New Buy
Vanguard Global Advisers, LLC
<0.01%<0.01%#43$66,0006,000$28,5006,00000.00%Unchanged
JPMORGAN CHASE & CO
<0.01%<0.01%#61$43,6083,680$348+3,672+45,900.00%Add
JONES FINANCIAL COMPANIES LLLP
<0.01%<0.01%#56$18,4071,580$6,8661,467+113+7.70%Add
BNP PARIBAS FINANCIAL MARKETS
<0.01%<0.01%#59$13,0571,187$1,240261+926+354.79%Add

🧭 Institutional Sector Flow Heatmap

Net Outflow Net Inflow