CastleKnight Management’s Marvell Technology MRVL Stock Holding History

CastleKnight Management’s Portfolio MRVL Stock Details MRVL Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$31.7M	Buy	320,000 +70,000	+28%	+$5.88M	0.53%	22
2025 Q4	$21.2M	Sell	250,000 -250,000	-50%	-$21.9M	0.47%	33
2025 Q3	$42M	Buy	500,000 +260,000	+108%	+$19.1M	0.83%	14
2025 Q2	$18.6M	Buy	+240,000	New	+$15M	0.52%	31
2024 Q3	–	Sell	-10,000	Closed	-$699K	–	387
2024 Q2	$699K	Sell	10,000 -40,000	-80%	-$2.8M	0.03%	250
2024 Q1	$3.54M	Buy	+50,000	New	+$3.42M	0.21%	78

Other funds holding MRVL

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

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

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

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

Ameriprise Minneapolis, Minnesota $432B AUM 30.22% 1-Year Est. Return

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

Franklin Resources San Mateo, California $408B AUM 30.18% 1-Year Est. Return

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

CastleKnight Management's MRVL Position: Q1 2026 in Review

CastleKnight Management reduced its Marvell Technology (MRVL) stake by 7.9% in Q1 2026, selling an estimated $3.62M and leaving 499,700 shares worth $49.5M. The position accounts for 0.83% of the portfolio, ranked #14.

CastleKnight Management first reported a position in MRVL in Q2 2023 and has held it in 12 quarters since. The position peaked at $57.3M in Q3 2025. 1,536 funds tracked by Wall St. Rank hold MRVL as of Q1 2026.

CastleKnight Management held 499,700 shares of Marvell Technology worth $49.5M as of Q1 2026.
CastleKnight Management sold 43,100 Marvell Technology shares in Q1 2026, an estimated $3.62M.
Marvell Technology made up 0.83% of CastleKnight Management's portfolio in Q1 2026, its #14 holding.
CastleKnight Management first reported a position in Marvell Technology in Q2 2023 and has held it in 12 quarters since.
CastleKnight Management's Marvell Technology position peaked at $57.3M in Q3 2025.
1,536 funds tracked by Wall St. Rank held Marvell Technology as of Q1 2026.

Based on CastleKnight Management's 13F filing for Q1 2026, filed 15 May 2026.