Horizon Kinetics Asset Management’s Aehr Test Systems AEHR Stock Holding History

Horizon Kinetics 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 Q2	$699K	Sell	7,280 -14,320	-66%	-$1.31M	0.01%	194
2026 Q1	$801K	Buy	21,600 +300	+1%	+$9.6K	0.01%	184
2025 Q4	$430K	Buy	21,300 +5,900	+38%	+$143K	0.01%	237
2025 Q3	$464K	Buy	+15,400	New	+$333K	0.01%	240

Other funds holding AEHR

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return

Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

Jane Street New York $1.21T AUM 78.12% 1-Year Est. Return

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

Horizon Kinetics Asset Management's AEHR Position: Q2 2026 in Review

Horizon Kinetics Asset Management reduced its Aehr Test Systems (AEHR) stake by 66% in Q2 2026, selling an estimated $1.31M and leaving 7,280 shares worth $699K. The position accounts for 0.01% of the portfolio, ranked #194.

Horizon Kinetics Asset Management first reported a position in AEHR in Q3 2025 and has held it in 4 quarters since. The position peaked at $801K in Q1 2026. 262 funds tracked by Wall St. Rank hold AEHR as of Q2 2026.

Horizon Kinetics Asset Management held 7,280 shares of Aehr Test Systems worth $699K as of Q2 2026.
Horizon Kinetics Asset Management sold 14,320 Aehr Test Systems shares in Q2 2026, an estimated $1.31M.
Aehr Test Systems made up 0.01% of Horizon Kinetics Asset Management's portfolio in Q2 2026, its #194 holding.
Horizon Kinetics Asset Management first reported a position in Aehr Test Systems in Q3 2025 and has held it in 4 quarters since.
Horizon Kinetics Asset Management's Aehr Test Systems position peaked at $801K in Q1 2026.
262 funds tracked by Wall St. Rank held Aehr Test Systems as of Q2 2026.

Based on Horizon Kinetics Asset Management's 13F filing for Q2 2026, filed 11 Aug 2026.