Morgan Stanley’s Quantum Corp QMCO Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$72.1K Buy
15,179
+10,866
+252% +$65.5K ﹤0.01% 6283
2025
Q4
$27.8K Buy
4,313
+957
+29% +$8.58K ﹤0.01% 6597
2025
Q3
$33.3K Sell
3,356
-42,377
-93% -$356K ﹤0.01% 6530
2025
Q2
$456K Buy
45,733
+43,519
+1,966% +$481K ﹤0.01% 5508
2025
Q1
$31.8K Sell
2,214
-2,121
-49% -$46.2K ﹤0.01% 6419
2024
Q4
$234K Buy
4,335
+3,734
+621% +$54.2K ﹤0.01% 5728
2024
Q3
$2.1K Sell
601
-453
-43% -$2.56K ﹤0.01% 7124
2024
Q2
$8.62K Sell
1,054
-56
-5% -$540 ﹤0.01% 6722
2024
Q1
$13.2K Buy
1,110
+35
+3% +$314 ﹤0.01% 6600
2023
Q4
$7.5K Buy
1,075
+582
+118% +$4.91K ﹤0.01% 6902
2023
Q3
$6.02K Sell
493
-515
-51% -$8.51K ﹤0.01% 6872
2023
Q2
$21.8K Sell
1,008
-85
-8% -$1.76K ﹤0.01% 6540
2023
Q1
$25.1K Sell
1,093
-298
-21% -$7.78K ﹤0.01% 6546
2022
Q4
$30.3K Sell
1,391
-1,009
-42% -$24.8K ﹤0.01% 6512
2022
Q3
$53K Sell
2,400
-4,447
-65% -$143K ﹤0.01% 6381
2022
Q2
$195K Buy
6,847
+6,004
+712% +$227K ﹤0.01% 5915
2022
Q1
$39K Sell
843
-25
-3% -$1.83K ﹤0.01% 6817
2021
Q4
$96K Sell
868
-2,292
-73% -$261K ﹤0.01% 6467
2021
Q3
$327K Sell
3,160
-4,515
-59% -$531K ﹤0.01% 5735
2021
Q2
$1.06M Buy
7,675
+7,557
+6,404% +$1.22M ﹤0.01% 5040
2021
Q1
$19K Sell
118
-3,429
-97% -$546K ﹤0.01% 6734
2020
Q4
$434K Buy
3,547
+1,741
+96% +$185K ﹤0.01% 5169
2020
Q3
$167K Buy
1,806
+109
+6% +$10.6K ﹤0.01% 5199
2020
Q2
$131K Buy
1,697
+1,578
+1,326% +$125K ﹤0.01% 5275
2020
Q1
$7K Buy
+119
New +$10.7K ﹤0.01% 6114
2019
Q1
Sell
-15
Closed -$1K 6681
2018
Q4
$1K Sell
15
-407
-96% -$18.7K ﹤0.01% 6515
2018
Q3
$20K Sell
422
-25,251
-98% -$1.03M ﹤0.01% 6138
2018
Q2
$1.13M Buy
25,673
+16,670
+185% +$1.12M ﹤0.01% 4536
2018
Q1
$656K Sell
9,003
-4,545
-34% -$443K ﹤0.01% 4832
2017
Q4
$1.53M Buy
13,548
+2,895
+27% +$311K ﹤0.01% 4257
2017
Q3
$1.3M Buy
10,653
+2,113
+25% +$283K ﹤0.01% 4252
2017
Q2
$1.33M Buy
8,540
+5,003
+141% +$777K ﹤0.01% 4152
2017
Q1
$492K Buy
3,537
+2,431
+220% +$350K ﹤0.01% 4846
2016
Q4
$148K Buy
1,106
+296
+37% +$38.7K ﹤0.01% 5449
2016
Q3
$96K Buy
810
+186
+30% +$18.2K ﹤0.01% 5320
2016
Q2
$42K Buy
624
+170
+37% +$12.3K ﹤0.01% 5579
2016
Q1
$44K Sell
454
-362
-44% -$34.8K ﹤0.01% 5666
2015
Q4
$122K Buy
816
+528
+183% +$72.4K ﹤0.01% 5306
2015
Q3
$32K Sell
288
-744
-72% -$138K ﹤0.01% 5887
2015
Q2
$278K Sell
1,032
-1,604
-61% -$490K ﹤0.01% 5080
2015
Q1
$675K Sell
2,636
-1,923
-42% -$508K ﹤0.01% 4428
2014
Q4
$1.28M Buy
4,559
+354
+8% +$81.3K ﹤0.01% 3946
2014
Q3
$780K Sell
4,205
-275
-6% -$54.6K ﹤0.01% 4256
2014
Q2
$874K Buy
4,480
+2,857
+176% +$522K ﹤0.01% 4166
2014
Q1
$317K Sell
1,623
-485
-23% -$94.5K ﹤0.01% 4856
2013
Q4
$405K Buy
2,108
+479
+29% +$97.9K ﹤0.01% 4601
2013
Q3
$359K Sell
1,629
-1,406
-46% -$344K ﹤0.01% 4552
2013
Q2
$665K Buy
+3,035
New +$678K ﹤0.01% 4053

Other funds holding QMCO

Morgan Stanley's QMCO Position: Q1 2026 in Review

Morgan Stanley increased its Quantum Corp (QMCO) stake by 252% in Q1 2026, buying an estimated $65.5K and bringing the position to 15,179 shares worth $72.1K. The position accounts for ﹤0.01% of the portfolio, ranked #6283.

Morgan Stanley first reported a position in QMCO in Q2 2013 and has held it in 48 quarters since. The position peaked at $1.53M in Q4 2017. 37 funds tracked by Wall St. Rank hold QMCO as of Q1 2026.

  • Morgan Stanley held 15,179 shares of Quantum Corp worth $72.1K as of Q1 2026.
  • Morgan Stanley bought 10,866 Quantum Corp shares in Q1 2026, an estimated $65.5K.
  • Quantum Corp made up ﹤0.01% of Morgan Stanley's portfolio in Q1 2026, its #6283 holding.
  • Morgan Stanley first reported a position in Quantum Corp in Q2 2013 and has held it in 48 quarters since.
  • Morgan Stanley's Quantum Corp position peaked at $1.53M in Q4 2017.
  • 37 funds tracked by Wall St. Rank held Quantum Corp as of Q1 2026.

Based on Morgan Stanley's 13F filing for Q1 2026, filed 15 May 2026.