T. Rowe Price Associates’s Quantum Corp QMCO Stock Holding History

T. Rowe Price Associates’s Portfolio QMCO Stock Details QMCO Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$104K	Buy	21,801 +5,900	+37%	+$35.6K	﹤0.01%	2996
2025 Q4	$103K	Buy	+15,901	New	+$143K	﹤0.01%	2943
2025 Q1	–	Sell	-5,030	Closed	-$272K	–	3067
2024 Q4	$272K	Buy	+5,030	New	+$73K	﹤0.01%	2555
2024 Q3	–	Sell	-5,030	Closed	-$41K	–	3019
2024 Q2	$41K	Hold	5,030	–	–	﹤0.01%	2874
2024 Q1	$60K	Sell	5,030 -3,730	-43%	-$33.5K	﹤0.01%	2854
2023 Q4	$62K	Hold	8,760	–	–	﹤0.01%	2775
2023 Q3	$107K	Buy	8,760 +1,440	+20%	+$23.8K	﹤0.01%	2655
2023 Q2	$159K	Hold	7,320	–	–	﹤0.01%	2593
2023 Q1	$169K	Hold	7,320	–	–	﹤0.01%	2567
2022 Q4	$160K	Hold	7,320	–	–	﹤0.01%	2598
2022 Q3	$159K	Buy	7,320 +1,020	+16%	+$32.8K	﹤0.01%	2615
2022 Q2	$179K	Buy	6,300 +936	+17%	+$35.4K	﹤0.01%	2632
2022 Q1	$244K	Buy	5,364 +2,635	+97%	+$193K	﹤0.01%	2637
2021 Q4	$301K	Buy	2,729 +510	+23%	+$58.1K	﹤0.01%	2593
2021 Q3	$230K	Buy	2,219 +344	+18%	+$40.5K	﹤0.01%	2673
2021 Q2	$258K	Sell	1,875 -139	-7%	-$22.5K	﹤0.01%	2635
2021 Q1	$336K	Buy	+2,014	New	+$321K	﹤0.01%	2525
2018 Q4	–	Sell	-1,735	Closed	-$83K	–	2587
2018 Q3	$83K	Hold	1,735	–	–	﹤0.01%	2541
2018 Q2	$76K	Sell	1,735 -7	-0.4%	-$470	﹤0.01%	2546
2018 Q1	$127K	Buy	1,742 +3	+0.2%	+$292	﹤0.01%	2475
2017 Q4	$196K	Buy	1,739 +1,118	+180%	+$120K	﹤0.01%	2429
2017 Q3	$76K	Hold	621	–	–	﹤0.01%	2525
2017 Q2	$97K	Buy	621 +3	+0.5%	+$466	﹤0.01%	2484
2017 Q1	$86K	Hold	618	–	–	﹤0.01%	2505
2016 Q4	$82K	Hold	618	–	–	﹤0.01%	2488
2016 Q3	$73K	Hold	618	–	–	﹤0.01%	2478
2016 Q2	$41K	Sell	618 -3	-0.5%	-$218	﹤0.01%	2486
2016 Q1	$61K	Hold	621	–	–	﹤0.01%	2460
2015 Q4	$92K	Buy	621 +3	+0.5%	+$412	﹤0.01%	2435
2015 Q3	$69K	Hold	618	–	–	﹤0.01%	2452
2015 Q2	$166K	Hold	618	–	–	﹤0.01%	2386
2015 Q1	$158K	Hold	618	–	–	﹤0.01%	2409
2014 Q4	$174K	Hold	618	–	–	﹤0.01%	2384
2014 Q3	$115K	Buy	618 +499	+419%	+$99.1K	﹤0.01%	2451
2014 Q2	$23K	Sell	119 -112	-48%	-$20.5K	﹤0.01%	2522
2014 Q1	$45K	Hold	231	–	–	﹤0.01%	2484
2013 Q4	$44K	Sell	231 -986	-81%	-$202K	﹤0.01%	2465
2013 Q3	$269K	Buy	1,217 +507	+71%	+$124K	﹤0.01%	2155
2013 Q2	$156K	Buy	+710	New	+$159K	﹤0.01%	2259

Other funds holding QMCO

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return

VFT

Vanguard Fiduciary Trust Malvern, Pennsylvania $396B AUM

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

SAMU

SONA Asset Management (US) New York $4.74B AUM 11.18% 1-Year Est. Return

Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return

Northern Trust Chicago, Illinois $757B AUM 28.64% 1-Year Est. Return

LPL Financial San Diego, California $377B AUM 19.32% 1-Year Est. Return

T. Rowe Price Associates's QMCO Position: Q1 2026 in Review

T. Rowe Price Associates increased its Quantum Corp (QMCO) stake by 37% in Q1 2026, buying an estimated $35.6K and bringing the position to 21,801 shares worth $104K. The position accounts for ﹤0.01% of the portfolio, ranked #2996.

T. Rowe Price Associates first reported a position in QMCO in Q2 2013 and has held it in 39 quarters since. The position peaked at $336K in Q1 2021. 37 funds tracked by Wall St. Rank hold QMCO as of Q1 2026.

T. Rowe Price Associates held 21,801 shares of Quantum Corp worth $104K as of Q1 2026.
T. Rowe Price Associates bought 5,900 Quantum Corp shares in Q1 2026, an estimated $35.6K.
Quantum Corp made up ﹤0.01% of T. Rowe Price Associates's portfolio in Q1 2026, its #2996 holding.
T. Rowe Price Associates first reported a position in Quantum Corp in Q2 2013 and has held it in 39 quarters since.
T. Rowe Price Associates's Quantum Corp position peaked at $336K in Q1 2021.
37 funds tracked by Wall St. Rank held Quantum Corp as of Q1 2026.

Based on T. Rowe Price Associates's 13F filing for Q1 2026, filed 15 May 2026.