Bank of Montreal
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Bank of Montreal’s Aehr Test Systems AEHR Stock Holding History

Bank of Montreal’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 		$358K Buy
+3,726
New +$340K ﹤0.01% 2667
2024
Q4 		– Sell
-44,596
Closed -$590K – 3498
2024
Q3 		$590K Sell
44,596
-764,015
-94% -$11M ﹤0.01% 2304
2024
Q2 		$9.03M Sell
808,611
-206,632
-20% -$2.41M ﹤0.01% 1050
2024
Q1 		$16.9M Buy
1,015,243
+1,005,952
+10,827% +$16.8M 0.01% 789
2023
Q4 		$260K Buy
9,291
+3,794
+69% +$111K ﹤0.01% 2960
2023
Q3 		$273K Buy
+5,497
New +$255K ﹤0.01% 2878

Other funds holding AEHR

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
D.E. Shaw & Co
D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
Jane Street
Jane Street New York $1.21T AUM 78.12% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

Bank of Montreal's AEHR Position: Q2 2026 in Review

Bank of Montreal opened a new position in Aehr Test Systems (AEHR) in Q2 2026: 3,726 shares worth $358K. The stake represents ﹤0.01% of the portfolio and ranks #2667 among its holdings. This is a return to the name: Bank of Montreal previously reported a position in AEHR as recently as Q3 2024.

Bank of Montreal first reported a position in AEHR in Q3 2023 and has held it in 6 quarters since. The position peaked at $16.9M in Q1 2024. 262 funds tracked by Wall St. Rank hold AEHR as of Q2 2026.

  • Bank of Montreal held 3,726 shares of Aehr Test Systems worth $358K as of Q2 2026.
  • Aehr Test Systems was a new Bank of Montreal position in Q2 2026.
  • Aehr Test Systems made up ﹤0.01% of Bank of Montreal's portfolio in Q2 2026, its #2667 holding.
  • Bank of Montreal first reported a position in Aehr Test Systems in Q3 2023 and has held it in 6 quarters since.
  • Bank of Montreal's Aehr Test Systems position peaked at $16.9M in Q1 2024.
  • 262 funds tracked by Wall St. Rank held Aehr Test Systems as of Q2 2026.

Based on Bank of Montreal's 13F filing for Q2 2026, filed 12 Aug 2026.