Jane Street
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Jane Street’s Aehr Test Systems AEHR Stock Holding History

Jane Street’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 		$3.89M Sell
104,900
-159,100
-60% -$5.09M ﹤0.01% 3907
2025
Q4 		$5.33M Sell
264,000
-25,900
-9% -$626K ﹤0.01% 3130
2025
Q3 		$8.73M Buy
289,900
+249,300
+614% +$5.4M ﹤0.01% 2590
2025
Q2 		$525K Sell
40,600
-300
-0.7% -$2.85K ﹤0.01% 6825
2025
Q1 		$298K Sell
40,900
-109,200
-73% -$1.21M ﹤0.01% 7810
2024
Q4 		$2.5M Buy
150,100
+49,300
+49% +$657K ﹤0.01% 3728
2024
Q3 		$1.3M Buy
100,800
+68,000
+207% +$983K ﹤0.01% 5353
2024
Q2 		$366K Sell
32,800
-26,000
-44% -$303K ﹤0.01% 7486
2024
Q1 		$729K Sell
58,800
-88,800
-60% -$1.48M ﹤0.01% 6007
2023
Q4 		$3.92M Buy
147,600
+26,200
+22% +$764K ﹤0.01% 3223
2023
Q3 		$5.55M Sell
121,400
-7,400
-6% -$343K ﹤0.01% 2473
2023
Q2 		$5.31M Sell
128,800
-144,500
-53% -$4.74M ﹤0.01% 2647
2023
Q1 		$8.48M Buy
273,300
+98,000
+56% +$3.16M ﹤0.01% 1807
2022
Q4 		$3.52M Buy
175,300
+117,000
+201% +$2.5M ﹤0.01% 2983
2022
Q3 		$822K Buy
+58,300
New +$785K ﹤0.01% 5786
2022
Q2 		– Sell
-98,200
Closed -$998K – 9537
2022
Q1 		$998K Sell
98,200
-197,400
-67% -$2.52M ﹤0.01% 6137
2021
Q4 		$7.15M Buy
295,600
+137,500
+87% +$2.69M ﹤0.01% 2326
2021
Q3 		$2.16M Buy
+158,100
New +$1.14M ﹤0.01% 4326

Other funds holding AEHR

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Fidelity Investments
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
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
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return
Baillie Gifford & Co
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
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Jane Street's AEHR Position: Q1 2026 in Review

Jane Street increased its Aehr Test Systems (AEHR) stake by 15% in Q1 2026, buying an estimated $1.17M and bringing the position to 277,045 shares worth $10.3M. The position accounts for ﹤0.01% of the portfolio, ranked #2505.

Jane Street first reported a position in AEHR in Q1 2021 and has held it in 18 quarters since. 191 funds tracked by Wall St. Rank hold AEHR as of Q1 2026.

  • Jane Street held 277,045 shares of Aehr Test Systems worth $10.3M as of Q1 2026.
  • Jane Street bought 36,607 Aehr Test Systems shares in Q1 2026, an estimated $1.17M.
  • Aehr Test Systems made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #2505 holding.
  • Jane Street first reported a position in Aehr Test Systems in Q1 2021 and has held it in 18 quarters since.
  • 191 funds tracked by Wall St. Rank held Aehr Test Systems as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.