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
Institutional Holders of ACLS
23 holders
ManagerTypeSharesMarket Value% of Total% of PortfolioActionQoQ ChangeQuarter
BALYASNY ASSET MANAGEMENT LLC
CIK 0001218710
Hedge Fund1.36M$127.0M48.0%0.2%Added+$104.4MQ1 2026
PRIMECAP MANAGEMENT CO/CA/
CIK 0000763212
Institutional Manager659K$61.3M23.2%0.0%Reduced$-585KQ1 2026
Grantham, Mayo, Van Otterloo & Co. LLC
CIK 0001352662
Institutional Manager335K$31.2M11.8%0.1%Added+$1.1MQ1 2026
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
Hedge Fund198K$18.4M6.9%0.0%Added+$17.9MQ1 2026
RENAISSANCE TECHNOLOGIES LLC
CIK 0001037389
Hedge Fund67K$5.4M2.0%0.0%NewQ4 2025
Holocene Advisors, LP
CIK 0001700574
Hedge Fund52K$4.8M1.8%0.0%Added+$3.3MQ1 2026
CAXTON ASSOCIATES LLP
CIK 0002051323
Hedge Fund61K$3.0M1.1%0.1%NewQ1 2025
MARSHALL WACE, LLP
CIK 0001318757
Hedge Fund26K$2.5M0.9%0.0%NewQ3 2025
Verition Fund Management LLC
CIK 0001454027
Hedge Fund21K$1.7M0.6%0.0%NewQ4 2025
Schonfeld Strategic Advisors LLC
CIK 0001665241
Hedge Fund18K$1.7M0.6%0.0%Reduced$-302KQ1 2026
TUDOR INVESTMENT CORP ET AL
CIK 0000923093
Hedge Fund21K$1.7M0.6%0.0%NewQ4 2025
Gotham Asset Management, LLC
CIK 0001510387
Hedge Fund12K$1.1M0.4%0.0%Reduced$-25KQ1 2026
ExodusPoint Capital Management, LP
CIK 0001736225
Hedge Fund10K$1.0M0.4%0.0%NewQ3 2025
Qube Research & Technologies Ltd
CIK 0001729829
Hedge Fund12K$855K0.3%0.0%NewQ2 2025
Bridgewater Associates, LP
CIK 0001350694
Hedge Fund8K$773K0.3%0.0%NewQ1 2026
ADAGE CAPITAL PARTNERS GP, L.L.C.
CIK 0001165408
Hedge Fund8K$698K0.3%0.0%NewQ1 2026
Man Group plc
CIK 0001637460
Hedge Fund6K$540K0.2%0.0%NewQ3 2025
CITADEL ADVISORS LLC
CIK 0001423053
Hedge Fund5K$419K0.2%0.0%Reduced$-2.0MQ1 2026
Brevan Howard Capital Management LP
CIK 0001512857
Hedge Fund4K$352K0.1%0.0%Reduced$-83KQ1 2026
Walleye Capital LLC
CIK 0001758720
Hedge Fund3K$316K0.1%0.0%Added+$195KQ1 2026
BALYASNY ASSET MANAGEMENT LLCAdded
Hedge Fund
$127.0M· 48.0% of total· 0.2% port· 1.36M sh· +$104.4M QoQ· Q1 2026
PRIMECAP MANAGEMENT CO/CA/Reduced
Institutional Manager
$61.3M· 23.2% of total· 0.0% port· 659K sh· $-585K QoQ· Q1 2026
Grantham, Mayo, Van Otterloo & Co. LLCAdded
Institutional Manager
$31.2M· 11.8% of total· 0.1% port· 335K sh· +$1.1M QoQ· Q1 2026
TWO SIGMA INVESTMENTS, LPAdded
Hedge Fund
$18.4M· 6.9% of total· 0.0% port· 198K sh· +$17.9M QoQ· Q1 2026
RENAISSANCE TECHNOLOGIES LLCNew
Hedge Fund
$5.4M· 2.0% of total· 0.0% port· 67K sh· QoQ· Q4 2025
Holocene Advisors, LPAdded
Hedge Fund
$4.8M· 1.8% of total· 0.0% port· 52K sh· +$3.3M QoQ· Q1 2026
CAXTON ASSOCIATES LLPNew
Hedge Fund
$3.0M· 1.1% of total· 0.1% port· 61K sh· QoQ· Q1 2025
MARSHALL WACE, LLPNew
Hedge Fund
$2.5M· 0.9% of total· 0.0% port· 26K sh· QoQ· Q3 2025
Verition Fund Management LLCNew
Hedge Fund
$1.7M· 0.6% of total· 0.0% port· 21K sh· QoQ· Q4 2025
Schonfeld Strategic Advisors LLCReduced
Hedge Fund
$1.7M· 0.6% of total· 0.0% port· 18K sh· $-302K QoQ· Q1 2026
TUDOR INVESTMENT CORP ET ALNew
Hedge Fund
$1.7M· 0.6% of total· 0.0% port· 21K sh· QoQ· Q4 2025
Gotham Asset Management, LLCReduced
Hedge Fund
$1.1M· 0.4% of total· 0.0% port· 12K sh· $-25K QoQ· Q1 2026
ExodusPoint Capital Management, LPNew
Hedge Fund
$1.0M· 0.4% of total· 0.0% port· 10K sh· QoQ· Q3 2025
Qube Research & Technologies LtdNew
Hedge Fund
$855K· 0.3% of total· 0.0% port· 12K sh· QoQ· Q2 2025
Bridgewater Associates, LPNew
Hedge Fund
$773K· 0.3% of total· 0.0% port· 8K sh· QoQ· Q1 2026
ADAGE CAPITAL PARTNERS GP, L.L.C.New
Hedge Fund
$698K· 0.3% of total· 0.0% port· 8K sh· QoQ· Q1 2026
Man Group plcNew
Hedge Fund
$540K· 0.2% of total· 0.0% port· 6K sh· QoQ· Q3 2025
CITADEL ADVISORS LLCReduced
Hedge Fund
$419K· 0.2% of total· 0.0% port· 5K sh· $-2.0M QoQ· Q1 2026
Brevan Howard Capital Management LPReduced
Hedge Fund
$352K· 0.1% of total· 0.0% port· 4K sh· $-83K QoQ· Q1 2026
Walleye Capital LLCAdded
Hedge Fund
$316K· 0.1% of total· 0.0% port· 3K sh· +$195K QoQ· Q1 2026
Ancora Advisors, LLCUnchanged
Hedge Fund
$47K· 0.0% of total· 0.0% port· 500 sh· +$0 QoQ· Q1 2026
AQR CAPITAL MANAGEMENT LLCReduced
Hedge Fund
$8K· 0.0% of total· 0.0% port· 83 sh· $-3.4M QoQ· Q1 2026
First Eagle Investment Management, LLCReduced
Institutional Manager
$2K· 0.0% of total· 0.0% port· 21 sh· $-12.7M QoQ· Q1 2026
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