Vanguard Group
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Vanguard Group’s Aehr Test Systems AEHR Stock Holding History

Vanguard Group’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
2025
Q4 		$47.2M Buy
2,337,433
+49,243
+2% +$1.19M ﹤0.01% 2190
2025
Q3 		$68.9M Buy
2,288,190
+65,444
+3% +$1.42M ﹤0.01% 2005
2025
Q2 		$28.7M Buy
2,222,746
+33,526
+2% +$319K ﹤0.01% 2385
2025
Q1 		$16M Buy
2,189,220
+5,579
+0.3% +$61.7K ﹤0.01% 2607
2024
Q4 		$36.3M Buy
2,183,641
+44,881
+2% +$598K ﹤0.01% 2299
2024
Q3 		$27.5M Buy
2,138,760
+33,171
+2% +$480K ﹤0.01% 2442
2024
Q2 		$23.5M Buy
2,105,589
+7,877
+0.4% +$91.8K ﹤0.01% 2488
2024
Q1 		$26M Buy
2,097,712
+588,953
+39% +$9.82M ﹤0.01% 2464
2023
Q4 		$40M Buy
1,508,759
+38,384
+3% +$1.12M ﹤0.01% 2281
2023
Q3 		$67.2M Buy
1,470,375
+12,256
+0.8% +$568K ﹤0.01% 1998
2023
Q2 		$60.1M Buy
1,458,119
+276,137
+23% +$9.06M ﹤0.01% 2105
2023
Q1 		$36.7M Buy
1,181,982
+46,356
+4% +$1.49M ﹤0.01% 2317
2022
Q4 		$22.8M Buy
1,135,626
+3,628
+0.3% +$77.6K ﹤0.01% 2557
2022
Q3 		$16M Buy
1,131,998
+89,542
+9% +$1.21M ﹤0.01% 2732
2022
Q2 		$7.82M Sell
1,042,456
-164,725
-14% -$1.37M ﹤0.01% 3120
2022
Q1 		$12.3M Buy
1,207,181
+64,226
+6% +$821K ﹤0.01% 3043
2021
Q4 		$27.6M Buy
1,142,955
+117,985
+12% +$2.3M ﹤0.01% 2666
2021
Q3 		$14M Buy
1,024,970
+3,188
+0.3% +$22.9K ﹤0.01% 3059
2021
Q2 		$2.82M Buy
1,021,782
+16,979
+2% +$40.6K ﹤0.01% 3863
2021
Q1 		$2.53M Buy
1,004,803
+85,524
+9% +$221K ﹤0.01% 3809
2020
Q4 		$2.33M Buy
919,279
+23,600
+3% +$39.4K ﹤0.01% 3625
2020
Q3 		$1.24M Buy
895,679
+77,811
+10% +$144K ﹤0.01% 3607
2020
Q2 		$1.6M Buy
817,868
+31,591
+4% +$54.4K ﹤0.01% 3496
2020
Q1 		$1.31M Buy
786,277
+274,977
+54% +$530K ﹤0.01% 3425
2019
Q4 		$1.02M Buy
511,300
+258
+0.1% +$482 ﹤0.01% 3633
2019
Q3 		$914K Sell
511,042
-135,388
-21% -$194K ﹤0.01% 3674
2019
Q2 		$1.07M Sell
646,430
-2,601
-0.4% -$4.29K ﹤0.01% 3659
2019
Q1 		$895K Buy
649,031
+2,451
+0.4% +$3.31K ﹤0.01% 3658
2018
Q4 		$911K Buy
646,580
+5,316
+0.8% +$9.93K ﹤0.01% 3591
2018
Q3 		$1.42M Buy
641,264
+17,700
+3% +$43.8K ﹤0.01% 3626
2018
Q2 		$1.47M Buy
623,564
+21,600
+4% +$53.3K ﹤0.01% 3584
2018
Q1 		$1.35M Buy
601,964
+44,098
+8% +$112K ﹤0.01% 3570
2017
Q4 		$1.51M Buy
557,866
+27,424
+5% +$86.9K ﹤0.01% 3504
2017
Q3 		$2.17M Buy
530,442
+37,043
+8% +$133K ﹤0.01% 3373
2017
Q2 		$1.85M Buy
493,399
+153,816
+45% +$649K ﹤0.01% 3403
2017
Q1 		$1.63M Buy
339,583
+212,280
+167% +$799K ﹤0.01% 3446
2016
Q4 		$307K Buy
127,303
+11,320
+10% +$32.7K ﹤0.01% 3819
2016
Q3 		$373K Buy
115,983
+7,881
+7% +$16.2K ﹤0.01% 3811
2016
Q2 		$174K Buy
108,102
+9,087
+9% +$12.8K ﹤0.01% 3966
2016
Q1 		$113K Hold
99,015
– – ﹤0.01% 4018
2015
Q4 		$186K Buy
99,015
+1,800
+2% +$3.66K ﹤0.01% 4022
2015
Q3 		$228K Buy
97,215
+300
+0.3% +$660 ﹤0.01% 4016
2015
Q2 		$221K Buy
96,915
+4,203
+5% +$9.55K ﹤0.01% 4033
2015
Q1 		$217K Buy
92,712
+400
+0.4% +$1.02K ﹤0.01% 3988
2014
Q4 		$235K Hold
92,312
– – ﹤0.01% 3875
2014
Q3 		$234K Buy
92,312
+4,600
+5% +$12.1K ﹤0.01% 3867
2014
Q2 		$189K Buy
87,712
+8,632
+11% +$20.4K ﹤0.01% 3856
2014
Q1 		$225K Buy
+79,080
New +$211K ﹤0.01% 3800

Other funds holding AEHR

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
AIC
AWM Investment Company New York $903M AUM 163.47% 1-Year Est. Return
Baillie Gifford & Co
Baillie Gifford & Co Edinburgh, United Kingdom $97.9B AUM 20.73% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
HFF
Halter Ferguson Financial Carmel, Indiana $456M AUM 49.85% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
NCGI
Next Century Growth Investors Plymouth, Minnesota $1.38B AUM 102.34% 1-Year Est. Return
William Blair Investment Management
William Blair Investment Management Chicago, Illinois $30.3B AUM 33.75% 1-Year Est. Return

Vanguard Group's AEHR Position: Q4 2025 in Review

Vanguard Group increased its Aehr Test Systems (AEHR) stake by 2.2% in Q4 2025, buying an estimated $1.19M and bringing the position to 2,337,433 shares worth $47.2M. The position accounts for ﹤0.01% of the portfolio, ranked #2190.

Vanguard Group first reported a position in AEHR in Q1 2014 and has held it in 48 quarters since. The position peaked at $68.9M in Q3 2025. 150 funds tracked by Wall St. Rank hold AEHR as of Q4 2025.

  • Vanguard Group held 2,337,433 shares of Aehr Test Systems worth $47.2M as of Q4 2025.
  • Vanguard Group bought 49,243 Aehr Test Systems shares in Q4 2025, an estimated $1.19M.
  • Aehr Test Systems made up ﹤0.01% of Vanguard Group's portfolio in Q4 2025, its #2190 holding.
  • Vanguard Group first reported a position in Aehr Test Systems in Q1 2014 and has held it in 48 quarters since.
  • Vanguard Group's Aehr Test Systems position peaked at $68.9M in Q3 2025.
  • 150 funds tracked by Wall St. Rank held Aehr Test Systems as of Q4 2025.

Based on Vanguard Group's 13F filing for Q4 2025, filed 29 Jan 2026.