ACM RESH INC (ACMR): Institutional Ownership
Hedge funds and institutional managers reporting a position in ACMR · Information Technology. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
20
13F filers
Aggregate Value
$86.2M
Across holders
Last Price
$104.50
2026-06-26
Sector
Information Technology
GICS
Holder activity8 new6 added6 reduced
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| SOUTHEASTERN ASSET MANAGEMENT INC/TN/ CIK 0000807985 | Hedge Fund | 783K | $30.8M | 35.7% | 1.5% | Reduced | $-35.3M | Q1 2026 |
| Qube Research & Technologies Ltd CIK 0001729829 | Hedge Fund | 724K | $28.5M | 33.1% | 0.0% | Added | +$22.8M | Q1 2026 |
| RENAISSANCE TECHNOLOGIES LLC CIK 0001037389 | Hedge Fund | 123K | $4.8M | 5.6% | 0.0% | Reduced | $-72K | Q1 2026 |
| DODGE & COX CIK 0000200217 | Institutional Manager | 120K | $4.7M | 5.5% | 0.0% | Added | +$295K | Q1 2026 |
| Pinpoint Asset Management Ltd CIK 0001803237 | Hedge Fund | 122K | $2.9M | 3.3% | 0.5% | Added | +$359K | Q1 2025 |
| Verition Fund Management LLC CIK 0001454027 | Hedge Fund | 67K | $2.6M | 3.0% | 0.0% | New | — | Q4 2025 |
| TWO SIGMA INVESTMENTS, LP CIK 0001179392 | Hedge Fund | 52K | $2.1M | 2.4% | 0.0% | New | — | Q1 2026 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 48K | $1.9M | 2.2% | 0.0% | Reduced | $-5.6M | Q1 2026 |
| BALYASNY ASSET MANAGEMENT LLC CIK 0001218710 | Hedge Fund | 47K | $1.9M | 2.1% | 0.0% | Added | +$798K | Q1 2026 |
| Gotham Asset Management, LLC CIK 0001510387 | Hedge Fund | 65K | $1.7M | 1.9% | 0.0% | New | — | Q2 2025 |
| TUDOR INVESTMENT CORP ET AL CIK 0000923093 | Hedge Fund | 35K | $1.4M | 1.6% | 0.0% | Reduced | $-397K | Q1 2026 |
| Brevan Howard Capital Management LP CIK 0001512857 | Hedge Fund | 19K | $767K | 0.9% | 0.0% | New | — | Q1 2026 |
| Hudson Bay Capital Management LP CIK 0001393825 | Hedge Fund | 25K | $636K | 0.7% | 0.0% | New | — | Q2 2025 |
| Grantham, Mayo, Van Otterloo & Co. LLC CIK 0001352662 | Institutional Manager | 10K | $401K | 0.5% | 0.0% | Reduced | $-398K | Q1 2026 |
| AQR CAPITAL MANAGEMENT LLC CIK 0001167557 | Hedge Fund | 9K | $354K | 0.4% | 0.0% | Added | +$223K | Q1 2026 |
| CAXTON ASSOCIATES LLP CIK 0002051323 | Hedge Fund | 7K | $264K | 0.3% | 0.0% | New | — | Q3 2025 |
| MARSHALL WACE, LLP CIK 0001318757 | Hedge Fund | 6K | $225K | 0.3% | 0.0% | New | — | Q1 2026 |
| Man Group plc CIK 0001637460 | Hedge Fund | 5K | $209K | 0.2% | 0.0% | New | — | Q4 2025 |
| ExodusPoint Capital Management, LP CIK 0001736225 | Hedge Fund | 3K | $126K | 0.1% | 0.0% | Added | +$28K | Q1 2026 |
| Walleye Capital LLC CIK 0001758720 | Hedge Fund | 871 | $34K | 0.0% | 0.0% | Reduced | $-855K | Q1 2026 |
Reduced
Hedge Fund
$30.8M· 35.7% of total· 1.5% port· 783K sh· $-35.3M QoQ· Q1 2026
Added
Hedge Fund
$28.5M· 33.1% of total· 0.0% port· 724K sh· +$22.8M QoQ· Q1 2026
Reduced
Hedge Fund
$4.8M· 5.6% of total· 0.0% port· 123K sh· $-72K QoQ· Q1 2026
Added
Institutional Manager
$4.7M· 5.5% of total· 0.0% port· 120K sh· +$295K QoQ· Q1 2026
Added
Hedge Fund
$2.9M· 3.3% of total· 0.5% port· 122K sh· +$359K QoQ· Q1 2025
New
Hedge Fund
$2.6M· 3.0% of total· 0.0% port· 67K sh· — QoQ· Q4 2025
New
Hedge Fund
$2.1M· 2.4% of total· 0.0% port· 52K sh· — QoQ· Q1 2026
Reduced
Hedge Fund
$1.9M· 2.2% of total· 0.0% port· 48K sh· $-5.6M QoQ· Q1 2026
Added
Hedge Fund
$1.9M· 2.1% of total· 0.0% port· 47K sh· +$798K QoQ· Q1 2026
New
Hedge Fund
$1.7M· 1.9% of total· 0.0% port· 65K sh· — QoQ· Q2 2025
Reduced
Hedge Fund
$1.4M· 1.6% of total· 0.0% port· 35K sh· $-397K QoQ· Q1 2026
New
Hedge Fund
$767K· 0.9% of total· 0.0% port· 19K sh· — QoQ· Q1 2026
New
Hedge Fund
$636K· 0.7% of total· 0.0% port· 25K sh· — QoQ· Q2 2025
Reduced
Institutional Manager
$401K· 0.5% of total· 0.0% port· 10K sh· $-398K QoQ· Q1 2026
Added
Hedge Fund
$354K· 0.4% of total· 0.0% port· 9K sh· +$223K QoQ· Q1 2026
New
Hedge Fund
$264K· 0.3% of total· 0.0% port· 7K sh· — QoQ· Q3 2025
New
Hedge Fund
$225K· 0.3% of total· 0.0% port· 6K sh· — QoQ· Q1 2026
New
Hedge Fund
$209K· 0.2% of total· 0.0% port· 5K sh· — QoQ· Q4 2025
Added
Hedge Fund
$126K· 0.1% of total· 0.0% port· 3K sh· +$28K QoQ· Q1 2026
Reduced
Hedge Fund
$34K· 0.0% of total· 0.0% port· 871 sh· $-855K QoQ· Q1 2026