AXCELIS TECHNOLOGIES INC (ACLS): Institutional Ownership
Hedge funds and institutional managers reporting a position in ACLS · Information Technology. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
23
13F filers
Aggregate Value
$264.8M
Across holders
Last Price
$173.23
2026-06-26
Sector
Information Technology
GICS
Holder activity10 new5 added7 reduced
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| BALYASNY ASSET MANAGEMENT LLC CIK 0001218710 | Hedge Fund | 1.36M | $127.0M | 48.0% | 0.2% | Added | +$104.4M | Q1 2026 |
| PRIMECAP MANAGEMENT CO/CA/ CIK 0000763212 | Institutional Manager | 659K | $61.3M | 23.2% | 0.0% | Reduced | $-585K | Q1 2026 |
| Grantham, Mayo, Van Otterloo & Co. LLC CIK 0001352662 | Institutional Manager | 335K | $31.2M | 11.8% | 0.1% | Added | +$1.1M | Q1 2026 |
| TWO SIGMA INVESTMENTS, LP CIK 0001179392 | Hedge Fund | 198K | $18.4M | 6.9% | 0.0% | Added | +$17.9M | Q1 2026 |
| RENAISSANCE TECHNOLOGIES LLC CIK 0001037389 | Hedge Fund | 67K | $5.4M | 2.0% | 0.0% | New | — | Q4 2025 |
| Holocene Advisors, LP CIK 0001700574 | Hedge Fund | 52K | $4.8M | 1.8% | 0.0% | Added | +$3.3M | Q1 2026 |
| CAXTON ASSOCIATES LLP CIK 0002051323 | Hedge Fund | 61K | $3.0M | 1.1% | 0.1% | New | — | Q1 2025 |
| MARSHALL WACE, LLP CIK 0001318757 | Hedge Fund | 26K | $2.5M | 0.9% | 0.0% | New | — | Q3 2025 |
| Verition Fund Management LLC CIK 0001454027 | Hedge Fund | 21K | $1.7M | 0.6% | 0.0% | New | — | Q4 2025 |
| Schonfeld Strategic Advisors LLC CIK 0001665241 | Hedge Fund | 18K | $1.7M | 0.6% | 0.0% | Reduced | $-302K | Q1 2026 |
| TUDOR INVESTMENT CORP ET AL CIK 0000923093 | Hedge Fund | 21K | $1.7M | 0.6% | 0.0% | New | — | Q4 2025 |
| Gotham Asset Management, LLC CIK 0001510387 | Hedge Fund | 12K | $1.1M | 0.4% | 0.0% | Reduced | $-25K | Q1 2026 |
| ExodusPoint Capital Management, LP CIK 0001736225 | Hedge Fund | 10K | $1.0M | 0.4% | 0.0% | New | — | Q3 2025 |
| Qube Research & Technologies Ltd CIK 0001729829 | Hedge Fund | 12K | $855K | 0.3% | 0.0% | New | — | Q2 2025 |
| Bridgewater Associates, LP CIK 0001350694 | Hedge Fund | 8K | $773K | 0.3% | 0.0% | New | — | Q1 2026 |
| ADAGE CAPITAL PARTNERS GP, L.L.C. CIK 0001165408 | Hedge Fund | 8K | $698K | 0.3% | 0.0% | New | — | Q1 2026 |
| Man Group plc CIK 0001637460 | Hedge Fund | 6K | $540K | 0.2% | 0.0% | New | — | Q3 2025 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 5K | $419K | 0.2% | 0.0% | Reduced | $-2.0M | Q1 2026 |
| Brevan Howard Capital Management LP CIK 0001512857 | Hedge Fund | 4K | $352K | 0.1% | 0.0% | Reduced | $-83K | Q1 2026 |
| Walleye Capital LLC CIK 0001758720 | Hedge Fund | 3K | $316K | 0.1% | 0.0% | Added | +$195K | Q1 2026 |
Added
Hedge Fund
$127.0M· 48.0% of total· 0.2% port· 1.36M sh· +$104.4M QoQ· Q1 2026
Reduced
Institutional Manager
$61.3M· 23.2% of total· 0.0% port· 659K sh· $-585K QoQ· Q1 2026
Added
Institutional Manager
$31.2M· 11.8% of total· 0.1% port· 335K sh· +$1.1M QoQ· Q1 2026
Added
Hedge Fund
$18.4M· 6.9% of total· 0.0% port· 198K sh· +$17.9M QoQ· Q1 2026
New
Hedge Fund
$5.4M· 2.0% of total· 0.0% port· 67K sh· — QoQ· Q4 2025
Added
Hedge Fund
$4.8M· 1.8% of total· 0.0% port· 52K sh· +$3.3M QoQ· Q1 2026
New
Hedge Fund
$3.0M· 1.1% of total· 0.1% port· 61K sh· — QoQ· Q1 2025
New
Hedge Fund
$2.5M· 0.9% of total· 0.0% port· 26K sh· — QoQ· Q3 2025
New
Hedge Fund
$1.7M· 0.6% of total· 0.0% port· 21K sh· — QoQ· Q4 2025
Reduced
Hedge Fund
$1.7M· 0.6% of total· 0.0% port· 18K sh· $-302K QoQ· Q1 2026
New
Hedge Fund
$1.7M· 0.6% of total· 0.0% port· 21K sh· — QoQ· Q4 2025
Reduced
Hedge Fund
$1.1M· 0.4% of total· 0.0% port· 12K sh· $-25K QoQ· Q1 2026
New
Hedge Fund
$1.0M· 0.4% of total· 0.0% port· 10K sh· — QoQ· Q3 2025
New
Hedge Fund
$855K· 0.3% of total· 0.0% port· 12K sh· — QoQ· Q2 2025
New
Hedge Fund
$773K· 0.3% of total· 0.0% port· 8K sh· — QoQ· Q1 2026
New
Hedge Fund
$698K· 0.3% of total· 0.0% port· 8K sh· — QoQ· Q1 2026
New
Hedge Fund
$540K· 0.2% of total· 0.0% port· 6K sh· — QoQ· Q3 2025
Reduced
Hedge Fund
$419K· 0.2% of total· 0.0% port· 5K sh· $-2.0M QoQ· Q1 2026
Reduced
Hedge Fund
$352K· 0.1% of total· 0.0% port· 4K sh· $-83K QoQ· Q1 2026
Added
Hedge Fund
$316K· 0.1% of total· 0.0% port· 3K sh· +$195K QoQ· Q1 2026
Unchanged
Hedge Fund
$47K· 0.0% of total· 0.0% port· 500 sh· +$0 QoQ· Q1 2026
Reduced
Hedge Fund
$8K· 0.0% of total· 0.0% port· 83 sh· $-3.4M QoQ· Q1 2026
Reduced
Institutional Manager
$2K· 0.0% of total· 0.0% port· 21 sh· $-12.7M QoQ· Q1 2026
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