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 		$10.3M Buy
277,045
+36,607
+15% +$1.17M ﹤0.01% 2505
2025
Q4 		$4.85M Buy
+240,438
New +$5.82M ﹤0.01% 3266
2025
Q3 		– Sell
-145,882
Closed -$3.16M – 10670
2025
Q2 		$1.89M Buy
145,882
+126,185
+641% +$1.2M ﹤0.01% 4515
2025
Q1 		$144K Sell
19,697
-10,838
-35% -$120K ﹤0.01% 8638
2024
Q4 		$508K Sell
30,535
-45,880
-60% -$612K ﹤0.01% 6749
2024
Q3 		$982K Sell
76,415
-97,523
-56% -$1.41M ﹤0.01% 5923
2024
Q2 		$1.94M Buy
173,938
+55,375
+47% +$645K ﹤0.01% 4530
2024
Q1 		$1.47M Sell
118,563
-37,703
-24% -$628K ﹤0.01% 4681
2023
Q4 		$4.15M Buy
+156,266
New +$4.56M ﹤0.01% 3136
2023
Q3 		– Sell
-193,240
Closed -$8.96M – 8538
2023
Q2 		$7.97M Sell
193,240
-43,354
-18% -$1.42M ﹤0.01% 2167
2023
Q1 		$7.34M Buy
236,594
+173,358
+274% +$5.58M ﹤0.01% 1961
2022
Q4 		$1.27M Sell
63,236
-218,311
-78% -$4.67M ﹤0.01% 4595
2022
Q3 		$3.97M Buy
281,547
+254,538
+942% +$3.43M ﹤0.01% 2989
2022
Q2 		$203K Sell
27,009
-150,366
-85% -$1.25M ﹤0.01% 8167
2022
Q1 		$1.8M Buy
177,375
+61,495
+53% +$786K ﹤0.01% 4945
2021
Q4 		$2.8M Sell
115,880
-207,461
-64% -$4.05M ﹤0.01% 3806
2021
Q3 		$4.41M Buy
+323,341
New +$2.32M ﹤0.01% 2939
2021
Q2 		– Sell
-12,160
Closed -$31K – 9696
2021
Q1 		$31K Buy
+12,160
New +$31.4K ﹤0.01% 8922

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.