Security key
00760J108
AEHR TEST SYSTEMS - Common Stock, Par Value $0.01 (AEHR)
CUSIP: 00760J108
Q1 2024 13F Holders as of 31 Mar 2024
- Security type / class
- Equity / Common Stock, Par Value $0.01
- Total 13F shares
- 17,392,821
- Total 13F value
- $215,663,374
- Share change
- -2,699,167
- Put/Call ratio
- 99%
- SEC-reported price per share
- $12.40
- Number of holders
- 129
- Value change
- -$98,231,746
- Number of buys
- 64
- Number of sells
- 105
- Shares outstanding
- 34,073,455
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q1 2024
Institutions
129
Top holders
10
AEHR full security history
Ownership snapshot
Full 13F holder table
AEHR TEST SYSTEMS SEC filings
AEHR TEST SYSTEMS company facts
Broader feeds
Ownership snapshot
Top reported holders of AEHR - AEHR TEST SYSTEMS - Common Stock, Par Value $0.01 (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
BlackRock Finance, Inc.
Disclosed value leader
BlackRock Finance, Inc.
Comparable rows
15/15
Latest evidence
31 Dec 2023
13F
Lead comparable stake: 6.1%
Showing 1-6 of 15 holder rows.
Quick read
BlackRock Finance, Inc. leads the comparable SEC ownership view at 6.1%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens BlackRock Finance, Inc.'s linked filing trail.
Comparable ownership
Top 5
BlackRock Finance, Inc.
6.1%
VANGUARD GROUP INC
4.4%
AWM Investment Company, Inc.
3.6%
OBERWEIS ASSET MANAGEMENT INC/
3.2%
AMERIPRISE FINANCIAL INC
2.8%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| BlackRock Finance, Inc. |
13F
Company
|
6.1%
|
$55,124,221
2,077,807 shares
|
— | 31 Dec 2023 |
| VANGUARD GROUP INC |
13F
Company
|
4.4%
|
$40,027,375
1,508,759 shares
|
— | 31 Dec 2023 |
| AWM Investment Company, Inc. |
13F
Company
|
3.6%
|
$32,575,736
1,227,883 shares
|
— | 31 Dec 2023 |
| OBERWEIS ASSET MANAGEMENT INC/ |
13F
Company
|
3.2%
|
$28,949,589
1,091,202 shares
|
— | 31 Dec 2023 |
| AMERIPRISE FINANCIAL INC |
13F
Company
|
2.8%
|
$25,423,898
958,307 shares
|
— | 31 Dec 2023 |
| Hood River Capital Management LLC |
13F
Company
|
2.7%
|
$24,854,233
936,835 shares
|
— | 31 Dec 2023 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q1 2024
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
129
Shares
17,392,821
Rows available
129
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q1 2024 vs Q1 2024 Across Filers
Q1 2024 holders
129
Q1 2024 holders
129
Holder diff
0
| Investor | Q1 2024 Shares | Q1 2024 Shares | Share Diff | Share Chg % | Q1 2024 value | Q1 2024 value | Value change | Value Chg % |
|---|