Costello Asset Management’s Aehr Test Systems AEHR Stock Holding History

Costello Asset Management’s Portfolio AEHR Stock Details AEHR Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	–	Sell	-50	Closed	-$1.01K	–	687
2025 Q4	$1.01K	Buy	+50	New	+$1.21K	﹤0.01%	661

Other funds holding AEHR

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

AIC

AWM Investment Company New York $903M AUM 163.47% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

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

Baillie Gifford & Co Edinburgh, United Kingdom $97.9B AUM 20.73% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

NCGI

Next Century Growth Investors Plymouth, Minnesota $1.38B AUM 102.34% 1-Year Est. Return

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

Costello Asset Management's AEHR Position: Q1 2026 in Review

Costello Asset Management sold out of Aehr Test Systems (AEHR) in Q1 2026, closing a stake of 50 shares — an estimated $1.01K sold.

Costello Asset Management first reported a position in AEHR in Q4 2025 and held it in 1 quarter. The position peaked at $1.01K in Q4 2025. 191 funds tracked by Wall St. Rank hold AEHR as of Q1 2026.

Costello Asset Management reported no remaining Aehr Test Systems position as of Q1 2026 after selling out during the quarter.
Costello Asset Management sold 50 Aehr Test Systems shares in Q1 2026, an estimated $1.01K.
Costello Asset Management first reported a position in Aehr Test Systems in Q4 2025 and held it in 1 quarter.
Costello Asset Management's Aehr Test Systems position peaked at $1.01K in Q4 2025.
191 funds tracked by Wall St. Rank held Aehr Test Systems as of Q1 2026.

Based on Costello Asset Management's 13F filing for Q1 2026, filed 30 Apr 2026.