Essex Investment Management CO LLC Aehr Test Systems Transaction History

Essex Investment Management CO LLC

$536 Million
Q3 2024

17 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q4 2023 Feb 07, 2024	SELL	$22.96 - $46.76 $144,280 - $293,839	-6,284 Reduced 7.06%	82,769 $2.2 Million
Q3 2023 Nov 09, 2023	SELL	$38.19 - $53.69 $653,698 - $919,011	-17,117 Reduced 16.12%	89,053 $4.07 Million
Q2 2023 Aug 14, 2023	BUY	$23.9 - $43.02 $295,834 - $532,501	12,378 Added 13.2%	106,170 $4.38 Million
Q1 2023 May 04, 2023	SELL	$17.27 - $39.68 $941,698 - $2.16 Million	-54,528 Reduced 36.76%	93,792 $2.91 Million
Q4 2022 Feb 02, 2023	SELL	$13.87 - $27.1 $440,677 - $861,021	-31,772 Reduced 17.64%	148,320 $2.98 Million
Q3 2022 Nov 14, 2022	BUY	$6.94 - $18.5 $34,755 - $92,648	5,008 Added 2.86%	180,092 $2.54 Million
Q2 2022 Aug 12, 2022	BUY	$7.03 - $10.64 $49,638 - $75,129	7,061 Added 4.2%	175,084 $1.31 Million
Q1 2022 May 09, 2022	BUY	$9.06 - $23.39 $1.52 Million - $3.93 Million	168,023 New	168,023 $1.71 Million
Q4 2020 Feb 12, 2021	SELL	$1.18 - $2.53 $279,263 - $598,759	-236,664 Closed	0 $0
Q3 2020 Nov 12, 2020	SELL	$1.35 - $2.44 $187,427 - $338,757	-138,835 Reduced 36.97%	236,664 $329,000
Q2 2020 Aug 04, 2020	BUY	$1.3 - $2.12 $62,856 - $102,504	48,351 Added 14.78%	375,499 $734,000
Q1 2020 May 04, 2020	BUY	$1.14 - $2.67 $54,441 - $127,508	47,756 Added 17.09%	327,148 $546,000
Q4 2019 Feb 10, 2020	BUY	$1.62 - $2.23 $16,125 - $22,197	9,954 Added 3.69%	279,392 $559,000
Q2 2019 Aug 15, 2019	BUY	$1.34 - $1.82 $151,856 - $206,253	113,326 Added 72.59%	269,438 $445,000
Q1 2019 May 15, 2019	BUY	$1.06 - $1.87 $15,219 - $26,849	14,358 Added 10.13%	156,112 $215,000
Q4 2018 Feb 06, 2019	SELL	$1.37 - $2.23 $14,675 - $23,887	-10,712 Reduced 7.03%	141,754 $200,000
Q1 2018 Apr 26, 2018	BUY	$2.19 - $3.23 $333,900 - $492,465	152,466 New	152,466 $343,000

Others Institutions Holding AEHR

# of Institutions

158

Shares Held

18.3M

Call Options Held

722K

Put Options Held

938K

Vanguard Group Inc Valley Forge, PA

2.14M
Shares

$35.1 Million
0.0% of portfolio
Black Rock Inc. New York, NY

1.9M
Shares

$31.2 Million
0.0% of portfolio
Baillie Gifford & CO

1.81M
Shares

$29.6 Million
0.02% of portfolio
Ameriprise Financial Inc Minneapolis, MN

1.29M
Shares

$21.1 Million
0.0% of portfolio
Awm Investment Company, Inc. New York, NY

1.29M
Shares

$21.1 Million
2.26% of portfolio

View Full List

About AEHR TEST SYSTEMS

Ticker AEHR
Exchange NASDAQ
Sector Technology
Industry Semiconductor Equipment & Materials
Shares Outstandng 27,495,400
Market Cap $451M
Description
Aehr Test Systems provides test systems for burning-in and testing logic, optical, and memory integrated circuits worldwide. It offers products, such as the ABTS and FOX-P families of test and burn-in systems and FOX WaferPak Aligner, FOX-XP WaferPak Contactor, FOX DiePak Carrier, and FOX DiePak Loader. The ABTS system is used in production and ...

More about AEHR

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