Marshall Wace’s Diodes DIOD Stock Holding History

Marshall Wace’s Portfolio DIOD Stock Details DIOD Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$601K	Sell	8,800 -21,960	-71%	-$1.39M	﹤0.01%	2364
2025 Q4	$1.52M	Sell	30,760 -46,127	-60%	-$2.33M	﹤0.01%	1718
2025 Q3	$4.09M	Sell	76,887 -3,993	-5%	-$214K	﹤0.01%	1266
2025 Q2	$4.28M	Buy	80,880 +73,135	+944%	+$3.22M	﹤0.01%	1221
2025 Q1	$334K	Buy	+7,745	New	+$418K	﹤0.01%	2223
2022 Q2	–	Sell	-6,710	Closed	-$583K	–	3507
2022 Q1	$583K	Buy	6,710 +6,372	+1,885%	+$580K	﹤0.01%	2710
2021 Q4	$37K	Sell	338 -9,452	-97%	-$958K	﹤0.01%	3619
2021 Q3	$887K	Buy	+9,790	New	+$855K	﹤0.01%	2094
2020 Q1	–	Sell	-817	Closed	-$46K	–	1709
2019 Q4	$46K	Sell	817 -5,954	-88%	-$275K	﹤0.01%	1551
2019 Q3	$272K	Sell	6,771 -235,466	-97%	-$9.11M	﹤0.01%	1224
2019 Q2	$8.81M	Sell	242,237 -11,964	-5%	-$423K	0.07%	321
2019 Q1	$8.82M	Buy	+254,201	New	+$9.11M	0.08%	299

Other funds holding DIOD

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

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

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

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

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

EARNEST Partners Atlanta, Georgia $24.3B AUM 34.41% 1-Year Est. Return

Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return

Marshall Wace's DIOD Position: Q1 2026 in Review

Marshall Wace reduced its Diodes (DIOD) stake by 71% in Q1 2026, selling an estimated $1.39M and leaving 8,800 shares worth $601K. The position accounts for ﹤0.01% of the portfolio, ranked #2364.

Marshall Wace first reported a position in DIOD in Q1 2019 and has held it in 12 quarters since. The position peaked at $8.82M in Q1 2019. 335 funds tracked by Wall St. Rank hold DIOD as of Q1 2026.

Marshall Wace held 8,800 shares of Diodes worth $601K as of Q1 2026.
Marshall Wace sold 21,960 Diodes shares in Q1 2026, an estimated $1.39M.
Diodes made up ﹤0.01% of Marshall Wace's portfolio in Q1 2026, its #2364 holding.
Marshall Wace first reported a position in Diodes in Q1 2019 and has held it in 12 quarters since.
Marshall Wace's Diodes position peaked at $8.82M in Q1 2019.
335 funds tracked by Wall St. Rank held Diodes as of Q1 2026.

Based on Marshall Wace's 13F filing for Q1 2026, filed 15 May 2026.