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AEHR Insider Trading

Insider Trading Chart
Insider Trading History
Frequently Asked Questions
About

Insider Ownership Percentage: 6.20%

Insider Buying (Last 12 Months): $363,610.00

Insider Selling (Last 12 Months): $361,280.01

Aehr Test Systems Insider Trading History Chart

Aehr Test Systems Share Price & Price History

^$14.25

▲ +0.93 (6.98%)

As of 12/20/2024 06:40 PM ET

Days: 30 | 90 | 365

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Aehr Test Systems Insider Trading History

Transaction Date	Insider Name	Title	Buy/Sell	Number of Shares	Average Share Price	Total Transaction	Shares Held After Transaction
8/2/2024	Howard T. Slayen	Director	Buy	20,000	$15.50	$310,000.00	220,714
7/30/2024	Fariba Danesh	Director	Sell	10,000	$18.59	$185,900.00	16,390
7/19/2024	Alistair N Sporck	VP	Sell	1,257	$18.82	$23,656.74	24,453
1/18/2024	Donald P. Richmond, II	Insider	Sell	1,021	$17.39	$17,755.19	175,232
1/18/2024	Gayn Erickson	CEO	Sell	4,871	$17.39	$84,706.69	427,935
1/18/2024	Vernon Rogers	VP	Sell	1,309	$17.39	$22,763.51	40,277
1/16/2024	Donald P. Richmond, II	Insider	Sell	180	$17.24	$3,103.20	176,253
1/16/2024	Gayn Erickson	CEO	Sell	1,113	$17.24	$19,188.12	432,806
1/16/2024	Vernon Rogers	VP	Sell	244	$17.24	$4,206.56	41,586
1/12/2024	Avijit K Ray-Chaudhuri	VP	Buy	3,000	$17.87	$53,610.00	9,719
12/6/2023	Chris Siu	CFO	Sell	322	$25.27	$8,136.94	14,747
10/16/2023	Alistair N Sporck	VP	Sell	955	$37.65	$35,955.75	11,988
10/11/2023	Howard T. Slayen	Director	Buy	700	$40.20	$28,140.00	186,989
8/9/2023	Donald P. Richmond, II	VP	Sell	30,000	$48.75	$1,462,500.00	138,734
7/31/2023	Laura Oliphant	Director	Sell	10,000	$51.67	$516,700.00
7/27/2023	Howard T. Slayen	Director	Sell	5,352	$52.82	$282,692.64	186,875
7/25/2023	Howard T. Slayen	Director	Sell	14,648	$51.91	$760,377.68	192,227
7/21/2023	Geoffrey Gates Scott	Director	Sell	10,208	$48.25	$492,536.00	49,460
7/18/2023	Vernon Rogers	VP	Sell	40,013	$50.24	$2,010,253.12	36,441
7/17/2023	David S. Hendrickson	Insider	Sell	28,000	$51.45	$1,440,600.00	84,783
7/17/2023	Gayn Erickson	CEO	Sell	123,811	$51.29	$6,350,266.19	421,123
7/17/2023	Kenneth B. Spink	CFO	Sell	36,511	$51.39	$1,876,300.29
7/17/2023	Rhea J. Posedel	Director	Sell	80,000	$51.56	$4,124,800.00	448,821
7/14/2023	Gayn Erickson	CEO	Sell	50,000	$45.00	$2,250,000.00	550,033
6/8/2023	Mario M. Rosati	Director	Sell	1,201	$41.14	$49,409.14
6/6/2023	Mario M. Rosati	Director	Sell	541	$40.53	$21,926.73
5/5/2023	Alistair N Sporck	VP	Sell	960	$27.08	$25,996.80	12,651
4/6/2023	Geoffrey Gates Scott	Director	Sell	30,000	$28.21	$846,300.00	59,668
3/23/2023	Gayn Erickson	CEO	Sell	50,000	$40.00	$2,000,000.00	569,064
3/1/2023	Kenneth B Spink	CFO	Sell	25,000	$35.22	$880,500.00	99,880
2/6/2023	Mario M. Rosati	Director	Sell	27,943	$36.31	$1,014,610.33	98,083
2/2/2023	Mario M. Rosati	Director	Sell	2,500	$36.27	$90,675.00	1,201
1/30/2023	Geoffrey Gates Scott	Director	Sell	25,000	$33.89	$847,250.00	89,668
1/27/2023	Vernon Rogers	VP	Sell	37,500	$35.39	$1,327,125.00	69,775
1/24/2023	Gayn Erickson	CEO	Sell	50,496	$35.00	$1,767,360.00	495,253
1/23/2023	Alistair N Sporck	VP	Sell	470	$34.52	$16,224.40	13,124
1/23/2023	Rhea J. Posedel	Director	Sell	40,000	$33.90	$1,356,000.00	523,821
1/20/2023	Rhea J. Posedel	Director	Sell	40,000	$31.40	$1,256,000.00	563,821
1/17/2023	Alistair N Sporck	VP	Sell	499	$28.79	$14,366.21	14,062
1/13/2023	Gayn Erickson	CEO	Sell	50,000	$30.00	$1,500,000.00	553,051
1/13/2023	Mario M. Rosati	Director	Sell	17,291	$28.64	$495,214.24	50,067
1/11/2023	David S. Hendrickson	Insider	Sell	5,253	$28.71	$150,813.63	98,614
1/10/2023	Geoffrey Gates Scott	Director	Sell	15,000	$27.29	$409,350.00	114,668
12/1/2022	Laura Oliphant	Director	Sell	3,474	$27.01	$93,832.74	9,177
11/23/2022	Laura Oliphant	Director	Sell	1,901	$27.00	$51,327.00	12,651
11/15/2022	Gayn Erickson	CEO	Sell	69,690	$25.90	$1,804,971.00	608,051
11/15/2022	Geoffrey Gates Scott	Director	Sell	15,000	$25.21	$378,150.00	144,668
11/15/2022	Vernon Rogers	VP	Sell	20,000	$26.32	$526,400.00	71,129
10/28/2022	Donald P. Richmond, II	VP	Sell	21,910	$21.00	$460,110.00	193,358
10/24/2022	Laura Oliphant	Director	Sell	5,806	$22.00	$127,732.00	22,366
10/20/2022	Howard T. Slayen	Director	Sell	18,000	$20.00	$360,000.00	169,924
10/18/2022	Kenneth B Spink	CFO	Sell	30,000	$18.65	$559,500.00	127,673
10/10/2022	Mario M. Rosati	Director	Sell	1,300	$16.13	$20,969.00	36,798
8/10/2022	Howard T. Slayen	Director	Sell	10,000	$17.50	$175,000.00	190,762
8/8/2022	Kenneth B Spink	CFO	Sell	6,819	$15.67	$106,853.73	172,380
8/4/2022	Howard T. Slayen	Director	Sell	10,000	$14.75	$147,500.00	200,762
8/2/2022	Howard T. Slayen	Director	Sell	10,000	$12.50	$125,000.00	210,762
4/6/2022	Gayn Erickson	CEO	Sell	5,000	$9.42	$47,100.00	483,764
2/7/2022	Mario M. Rosati	Director	Sell	2,500	$12.28	$30,700.00
1/26/2022	Michael A. Brannan	VP	Sell	6,025	$12.37	$74,529.25
1/20/2022	Michael A. Brannan	VP	Sell	15,350	$12.35	$189,572.50

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SEC Filings (Institutional Ownership Changes) for Aehr Test Systems (NASDAQ:AEHR)

69.69% of Aehr Test Systems stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

Aehr Test Systems Institutional Trading History

Reporting Date	Hedge Fund	Shares Held	Market Value	% of Portfolio	Quarterly Change in Shares	Ownership in Company
12/19/2024	Principal Financial Group Inc.	46,793	$0.60M	0.0%	-31.0%	0.158%
11/16/2024	Geode Capital Management LLC	639,149	$8.22M	0.0%	+3.0%	2.157%
11/15/2024	Barclays PLC	140,525	$1.81M	0.0%	+27.3%	0.474%
11/15/2024	Pier Capital LLC	412,077	$5.30M	0.7%	+33.4%	1.391%
11/15/2024	Wellington Management Group LLP	311,773	$4.01M	0.0%	+3.1%	1.052%
11/15/2024	State Street Corp	571,860	$7.35M	0.0%	+1.6%	1.930%
11/15/2024	Quarry LP	3,212	$41K	0.0%	N/A	0.011%
11/15/2024	Janus Henderson Group PLC	52,308	$0.67M	0.0%	N/A	0.177%
11/15/2024	HighTower Advisors LLC	11,224	$0.14M	0.0%	N/A	0.038%
11/15/2024	Atom Investors LP	30,325	$0.39M	0.0%	N/A	0.102%
11/13/2024	BNP Paribas Financial Markets	23,709	$0.31M	0.0%	+89.1%	0.080%
11/13/2024	FMR LLC	2,619,108	$33.66M	0.0%	+1,535.8%	8.839%
11/13/2024	Truvestments Capital LLC	2,787	$36K	0.0%	N/A	0.009%
11/12/2024	Charles Schwab Investment Management Inc.	226,336	$2.91M	0.0%	+4.0%	0.764%
11/7/2024	Quest Partners LLC	12,815	$0.17M	0.0%	+203.0%	0.043%
11/6/2024	Bouvel Investment Partners LLC	58,233	$0.75M	0.3%	+3.5%	0.197%
11/5/2024	Baillie Gifford & Co.	1,806,849	$23.22M	0.0%	+8.2%	6.098%
11/5/2024	GSA Capital Partners LLP	137,861	$1.77M	0.1%	-40.8%	0.465%
11/4/2024	Montanaro Asset Management Ltd	8,750	$0.11M	0.0%	N/A	0.030%
10/31/2024	Principal Financial Group Inc.	46,793	$0.60M	0.0%	-31.0%	0.162%
10/28/2024	Rice Hall James & Associates LLC	398,766	$5.12M	0.3%	+17.4%	1.379%
10/28/2024	US Bancorp DE	5,977	$77K	0.0%	N/A	0.021%
10/23/2024	Riverwater Partners LLC	17,635	$0.22M	0.1%	N/A	0.061%
10/18/2024	Net Worth Advisory Group	13,717	$0.18M	0.1%	N/A	0.047%
10/3/2024	SG Americas Securities LLC	10,107	$0.13M	0.0%	N/A	0.035%
9/5/2024	Sanctuary Advisors LLC	31,495	$0.36M	0.0%	N/A	0.109%
8/15/2024	The Manufacturers Life Insurance Company	11,045	$0.12M	0.0%	+7.5%	0.038%
8/15/2024	Diker Management LLC	150,000	$1.68M	1.4%	N/A	0.519%
8/14/2024	Apis Capital Advisors LLC	191,000	$2.13M	1.6%	N/A	0.661%
8/14/2024	Bank of Montreal Can	808,611	$9.03M	0.0%	-20.4%	2.797%
8/12/2024	Inspire Investing LLC	32,095	$0.36M	0.0%	+10.8%	0.111%
8/9/2024	Dimensional Fund Advisors LP	143,961	$1.61M	0.0%	-38.3%	0.498%
8/8/2024	Federated Hermes Inc.	1,100,567	$12.29M	0.0%	+769.7%	3.806%
8/8/2024	Rice Hall James & Associates LLC	339,756	$3.80M	0.2%	+339.6%	1.175%
8/7/2024	Pier Capital LLC	308,933	$3.45M	0.5%	+158.4%	1.068%
8/6/2024	Quest Partners LLC	4,230	$47K	0.0%	N/A	0.015%
8/1/2024	Rhumbline Advisers	39,333	$0.44M	0.0%	+3.8%	0.136%
8/1/2024	Versor Investments LP	10,500	$0.12M	0.0%	N/A	0.036%
7/31/2024	nVerses Capital LLC	2,200	$25K	0.0%	N/A	0.008%
7/29/2024	Principal Financial Group Inc.	67,859	$0.76M	0.0%	N/A	0.235%
7/26/2024	Bank of New York Mellon Corp	101,957	$1.14M	0.0%	+7.3%	0.353%
7/25/2024	Baillie Gifford & Co.	1,670,590	$18.66M	0.0%	+101.6%	5.777%
7/24/2024	Penbrook Management LLC	27,580	$0.31M	0.2%	N/A	0.095%
7/17/2024	ARS Investment Partners LLC	11,745	$0.13M	0.0%	N/A	0.041%
5/20/2024	Virtu Financial LLC	17,241	$0.21M	0.0%	-14.8%	0.060%
5/16/2024	California State Teachers Retirement System	27,951	$0.35M	0.0%	-3.4%	0.097%
5/16/2024	B. Riley Wealth Advisors Inc.	8,813	$0.11M	0.0%	N/A	0.030%
5/16/2024	Kennedy Capital Management LLC	91,616	$1.14M	0.0%	N/A	0.317%
5/16/2024	Silvercrest Asset Management Group LLC	148,431	$1.84M	0.0%	+4.5%	0.513%
5/15/2024	Price T Rowe Associates Inc. MD	16,018	$0.20M	0.0%	+6.4%	0.055%
5/15/2024	Truvestments Capital LLC	3,756	$47K	0.0%	-64.2%	0.013%
5/10/2024	Vanguard Group Inc.	2,097,712	$26.01M	0.0%	+39.0%	7.255%
5/8/2024	Russell Investments Group Ltd.	29,922	$0.37M	0.0%	-55.1%	0.103%
5/8/2024	Inspire Investing LLC	28,968	$0.36M	0.0%	+98.2%	0.100%
5/3/2024	General American Investors Co. Inc.	49,497	$0.61M	0.0%	-50.3%	0.171%
5/3/2024	GSA Capital Partners LLP	169,136	$2.10M	0.2%	+348.0%	0.585%
5/3/2024	RiverPark Advisors LLC	2,069	$26K	0.0%	+360.8%	0.007%
5/1/2024	BNP Paribas Financial Markets	24,683	$0.31M	0.0%	+33.2%	0.085%
5/1/2024	Baillie Gifford & Co.	828,626	$10.28M	0.0%	+25.1%	2.865%
4/23/2024	Rice Hall James & Associates LLC	77,287	$0.96M	0.1%	N/A	0.267%
4/16/2024	Bouvel Investment Partners LLC	54,594	$0.68M	0.3%	+85.9%	0.189%
3/5/2024	Greenwood Capital Associates LLC	21,046	$0.56M	0.1%	+10.6%	0.073%
3/4/2024	Congress Asset Management Co. MA	875,565	$23.23M	0.2%	N/A	3.035%
2/26/2024	Virtu Financial LLC	20,241	$0.54M	0.0%	N/A	0.070%
2/13/2024	General American Investors Co. Inc.	99,497	$2.64M	0.2%	N/A	0.345%
2/13/2024	Campbell & CO Investment Adviser LLC	35,333	$0.94M	0.1%	N/A	0.122%
2/12/2024	Weiss Asset Management LP	544,952	$14.46M	0.7%	N/A	1.889%
2/9/2024	Congress Wealth Management LLC DE	92,980	$2.47M	0.0%	N/A	0.322%
2/9/2024	Halter Ferguson Financial Inc.	321,612	$8.53M	5.4%	N/A	1.115%
2/9/2024	Aigen Investment Management LP	18,509	$0.49M	0.1%	+153.6%	0.064%
2/9/2024	Trexquant Investment LP	20,832	$0.55M	0.0%	+101.6%	0.072%
2/9/2024	Gladstone Institutional Advisory LLC	7,556	$0.20M	0.0%	N/A	0.026%
2/8/2024	Essex Investment Management Co. LLC	82,769	$2.20M	0.4%	-7.1%	0.287%
2/7/2024	BNP Paribas Financial Markets	18,533	$0.49M	0.0%	-15.3%	0.064%
2/7/2024	Thompson Siegel & Walmsley LLC	51,979	$1.38M	0.0%	+76.6%	0.180%
2/7/2024	Kessler Investment Group LLC	4,931	$0.13M	0.1%	N/A	0.017%
2/6/2024	Charles Schwab Investment Management Inc.	209,670	$5.56M	0.0%	+4.5%	0.727%
2/6/2024	Concentrum Wealth Management	20,998	$0.56M	0.0%	+33.2%	0.073%
2/6/2024	Swiss National Bank	53,900	$1.43M	0.0%	-9.0%	0.187%
2/5/2024	Victory Capital Management Inc.	38,250	$1.02M	0.0%	-23.6%	0.133%
2/5/2024	Russell Investments Group Ltd.	66,619	$1.77M	0.0%	+15.0%	0.231%
2/1/2024	New York State Common Retirement Fund	90,420	$2.40M	0.0%	-30.7%	0.313%
2/1/2024	Handelsbanken Fonder AB	170,000	$4.51M	0.0%	N/A	0.589%
1/30/2024	Zurcher Kantonalbank Zurich Cantonalbank	4,752	$0.13M	0.0%	-17.9%	0.016%
1/26/2024	Baillie Gifford & Co.	662,307	$17.57M	0.0%	+10,714.9%	2.296%
1/24/2024	DekaBank Deutsche Girozentrale	2,631	$73K	0.0%	N/A	0.009%
1/24/2024	Stratos Wealth Partners LTD.	20,805	$0.55M	0.0%	+19.3%	0.072%
1/17/2024	Artemis Investment Management LLP	12,916	$0.34M	0.0%	+12.4%	0.045%
1/16/2024	Raymond James Financial Services Advisors Inc.	11,589	$0.31M	0.0%	-28.9%	0.040%
1/16/2024	Penbrook Management LLC	8,080	$0.21M	0.1%	N/A	0.028%
1/16/2024	Legato Capital Management LLC	32,874	$0.87M	0.1%	-17.9%	0.114%
1/11/2024	Bouvel Investment Partners LLC	29,367	$0.78M	0.4%	N/A	0.102%
1/8/2024	Juncture Wealth Strategies LLC	29,952	$0.80M	0.4%	N/A	0.104%
12/18/2023	Vanguard Group Inc.	1,470,375	$67.20M	0.0%	+0.8%	5.105%
12/4/2023	Tucker Asset Management LLC	1,713	$78K	0.0%	N/A	0.006%
12/1/2023	B. Riley Wealth Advisors Inc.	8,813	$0.40M	0.0%	-14.5%	0.031%
11/14/2023	AWM Investment Company Inc.	1,197,883	$54.74M	8.1%	-6.9%	4.159%
11/14/2023	Clough Capital Partners L P	5,685	$0.26M	0.0%	N/A	0.020%
11/14/2023	Trexquant Investment LP	10,334	$0.47M	0.0%	N/A	0.036%
11/14/2023	Truvestments Capital LLC	8,011	$0.37M	0.2%	+13.1%	0.028%

Data available starting January 2016

Aehr Test Systems provides test solutions for testing, burning-in, and semiconductor devices in wafer level, singulated die, and package part form, and installed systems worldwide. Its product portfolio includes FOX-XP and FOX-NP systems that are full wafer contact and singulated die/module test and burn-in systems that can test, burn-in, and stabilize range of devices, including silicon carbide-based and other power semiconductors, 2D and 3D sensors used in mobile phones, tablets and other computing devices, memory semiconductors, processors, microcontrollers, systems-on-a-chip, and photonics and integrated optical devices. The company also offers FOX-CP system, a low-cost single-wafer compact test solution for logic, memory, and photonic devices; FOX WaferPak Contactor, a full wafer contactor capable of testing wafers up to 300mm that enables integrated circuit manufacturers to perform test, burn-in, and stabilization of full wafers on the FOX-P systems. In addition, it provides FOX DiePak Carrier, a reusable temporary package that enables IC manufacturers to perform final test and burn-in of bare die and modules; and FOX DiePak Loader. The company was incorporated in 1977 and is headquartered in Fremont, California.

Today's Range

Now: $14.25

$13.02

$14.63

50 Day Range

MA: $13.05

$10.78

$16.96

52 Week Range

Now: $14.25

$9.83

$30.00

Volume

1,158,042 shs

Average Volume

1,353,917 shs

Market Capitalization

$422.24 million

P/E Ratio

14.54

Dividend Yield

N/A

Beta

1.94

Who are the company insiders with the largest holdings of Aehr Test Systems?: Aehr Test Systems' top insider investors include:
Gayn Erickson (CEO)
Rhea J Posedel (Director)
Howard T Slayen (Director)
Donald P Richmond II (Insider)
Donald P Richmond II (VP)
Geoffrey Gates Scott (Director)
Kenneth B Spink (CFO)
David S Hendrickson (Insider)
Mario M Rosati (Director)
Vernon Rogers (VP)
Alistair N Sporck (VP)
Fariba Danesh (Director)
Chris Siu (CFO)
Avijit K Ray-Chaudhuri (VP)
Kenneth B Spink (CFO)
Laura Oliphant (Director)
Mario M Rosati (Director)
Learn More about top insider investors at Aehr Test Systems.
Who are the major institutional investors of Aehr Test Systems?: Aehr Test Systems' top institutional investors include:
FMR LLC — 8.84%
Baillie Gifford & Co. — 6.10%
Geode Capital Management LLC — 2.16%
State Street Corp — 1.93%
Pier Capital LLC — 1.39%
Rice Hall James & Associates LLC — 1.38%
Learn More about top institutional investors of Aehr Test Systems stock.
Which major investors are selling Aehr Test Systems stock?: Within the previous quarter, AEHR stock was sold by these institutional investors:
GSA Capital Partners LLP
Principal Financial Group Inc.
Principal Financial Group Inc.
Parallax Volatility Advisers L.P.
During the last year, company insiders that have sold Aehr Test Systems company stock include:
Gayn Erickson (CEO)
Rhea J Posedel (Director)
Howard T Slayen (Director)
Donald P Richmond II (Insider)
Donald P Richmond II (VP)
Learn More investors selling Aehr Test Systems stock.
Which major investors are buying Aehr Test Systems stock?: Within the previous quarter, AEHR stock was bought by institutional investors including:
FMR LLC
Baillie Gifford & Co.
Pier Capital LLC
Rice Hall James & Associates LLC
Janus Henderson Group PLC
Walleye Capital LLC
Atom Investors LP
Barclays PLC
During the previous year, these company insiders have bought Aehr Test Systems stock:
Gayn Erickson (CEO)
Rhea J Posedel (Director)
Learn More investors buying Aehr Test Systems stock.

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