AXCELIS TECHNOLOGIES INC ACLS

US Industrials Special Industry Machinery, NEC
$144.50
-19.0%
52w: $66.02 – $191.60

Latest 13F among current holders filed 4 days ago (Jul 1, 2026)

Price — last 12 months

research preview data
66.02128.81191.60
Jun 20, 2025 Jul 2, 2026
Institutional holders
377
+7 QoQ
13F value
$3.03B
+20.2% QoQ
Smart-money holders
11
signal tier ≥ 2
New smart buyers
1
Q1 2026
Options barometer
3.3×
$23.5M calls / $7.2M puts

Institutional value by quarter

$3.66B
Q1 2024
$4.38B
Q2 2024
$3.13B
Q3 2024
$2.16B
Q4 2024
$1.54B
Q1 2025
$2.15B
Q2 2025
$2.98B
Q3 2025
$2.52B
Q4 2025
$3.03B
Q1 2026

Number of holders

383
Q1 2024
390
Q2 2024
368
Q3 2024
324
Q4 2024
306
Q1 2025
329
Q2 2025
360
Q3 2025
370
Q4 2025
377
Q1 2026

Who owns ACLS?

Q1 2026 filings
FundTypeSharesValue% of fundChange
BlackRock, Inc. Index provider4.9M$459.5M0.0%+2.3%
VANGUARD PORTFOLIO MANAGEMENT LLC Diversified mechanical2.5M$231.6M0.0%
FMR LLC Long only active2.4M$226.3M0.0%+298.2%
REINHART PARTNERS, LLC. ★2Fundamental diversified1.7M$154.3M4.4%+4.3%
VANGUARD CAPITAL MANAGEMENT LLC Diversified mechanical1.4M$128.7M0.0%
Balyasny Asset Management L.P. Multistrat pod1.4M$127.0M0.3%+460.4%
VICTORY CAPITAL MANAGEMENT INC Diversified mechanical1.3M$119.0M0.1%-29.2%
STATE STREET CORP Index provider1.2M$110.7M0.0%+0.2%
BNP PARIBAS ASSET MANAGEMENT Holding S.A. Bank broker1.0M$93.6M0.1%-7.8%
AMERICAN CENTURY COMPANIES INC Diversified mechanical951.9K$88.6M0.0%-22.8%
DIMENSIONAL FUND ADVISORS LP Quant stat arb844.1K$78.6M0.0%+0.4%
GEODE CAPITAL MANAGEMENT, LLC Index provider811.3K$75.5M0.0%-11.6%
PRIMECAP MANAGEMENT CO/CA/ ★2Long only active658.7K$61.3M0.0%-0.9%
MORGAN STANLEY Bank broker581.6K$54.1M0.0%+66.1%
D. E. Shaw & Co., Inc. Quant stat arb544.4K$50.7M0.0%+15.8%
GOLDMAN SACHS GROUP INC Bank broker497.6K$46.3M0.0%-21.0%
MANUFACTURERS LIFE INSURANCE COMPANY, THE Diversified mechanical491.7K$45.8M0.0%+3402.5%
CHARLES SCHWAB INVESTMENT MANAGEMENT INC Index provider445.8K$41.5M0.0%+3.4%
LSV ASSET MANAGEMENT Other429.5K$40.0M0.1%Held
NORTHERN TRUST CORP Index provider416.7K$38.8M0.0%+2.9%
Boston Trust Walden Corp Other378.5K$35.2M0.3%-11.5%
UBS Group AG Bank broker377.2K$35.1M0.0%+76.8%
PRICE T ROWE ASSOCIATES INC /MD/ Diversified mechanical362.2K$33.7M0.0%-5.4%
Boston Partners Other340.3K$31.8M0.0%-19.4%
Grantham, Mayo, Van Otterloo & Co. LLC Other334.8K$31.2M0.1%+3.7%
Allspring Global Investments Holdings, LLC Diversified mechanical258.5K$24.7M0.0%-2.8%
JPMORGAN CHASE & CO Bank broker222.7K$20.1M0.0%-37.7%
PRINCIPAL FINANCIAL GROUP INC Diversified mechanical210.2K$19.6M0.0%+5.1%
FEDERATED HERMES, INC. Diversified mechanical209.2K$19.5M0.0%-24.3%
VANGUARD FIDUCIARY TRUST CO Diversified mechanical200.5K$18.7M0.0%
SEGALL BRYANT & HAMILL, LLC Other200.4K$18.7M0.3%+96.1%
Bank of New York Mellon Corp Diversified mechanical199.7K$18.6M0.0%-1.9%
TWO SIGMA INVESTMENTS, LP Quant stat arb197.6K$18.4M0.0%+177.3%
KENNEDY CAPITAL MANAGEMENT LLC Other178.0K$16.6M0.4%-13.5%
Invesco Ltd. Index provider165.1K$15.4M0.0%-65.5%
BNP PARIBAS FINANCIAL MARKETS Bank broker144.7K$13.5M0.0%-11.8%
FIRST TRUST ADVISORS LP Index provider137.8K$12.8M0.0%+55.9%
ROYCE & ASSOCIATES LP Other125.3K$11.7M0.1%+7.7%
BANK OF AMERICA CORP /DE/ Bank broker111.0K$10.3M0.0%-6.1%
Public Sector Pension Investment Board Pension sovereign109.8K$10.2M0.0%-15.4%
First Eagle Investment Management, LLC Other100.6K$9.4M0.0%-26.2%
EMERALD ADVISERS, LLC Other96.2K$9.0M0.3%New
RHUMBLINE ADVISERS Diversified mechanical87.3K$8.1M0.0%-0.9%
Sagefield Capital LP ★2Fundamental diversified82.2K$7.7M0.6%New
AMERIPRISE FINANCIAL INC Bank broker78.7K$7.3M0.0%-8.6%
Creative Planning Wealth advisor77.7K$7.2M0.0%+5.7%
Portolan Capital Management, LLC Other77.2K$7.2M0.4%New
Legal & General Group Plc Diversified mechanical71.9K$6.7M0.0%-7.9%
Nuveen, LLC Diversified mechanical71.4K$6.6M0.0%+1.4%
Susquehanna Portfolio Strategies, LLC Market maker68.2K$6.3M0.1%Held

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