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Axcelis Technologies Inc

ACLS
Exchange
Nasdaq
Industry
Special Industry Machinery, NEC
SEC CIK
0001113232

No open-market purchases or sales by Axcelis Technologies Inc insiders were filed in the last 90 days; 442 institutions reported holding it in 13F filings for Q2 2026, worth $5.85B in total; Maverick Capital is the only superinvestor holding it.

13F holders, Q3 2023

Institutional positions in Axcelis Technologies Inc as of Sep 30, 2023. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
421
+19 vs. Q2 2023
Shares held
29.6M
+81.3K (+0.3%) vs. Q2 2023
Total value
$4.85B
−$553.6M (−10.2%) vs. Q2 2023
New holders
65
149 more added
Sold out
46
152 more reduced

4 institutions that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2023: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting ACLS on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ3 2023: 421 institutions
Q1 2021: 193 institutionsQ2 2021: 189 institutionsQ3 2021: 205 institutionsQ4 2021: 254 institutionsQ1 2022: 290 institutionsQ2 2022: 277 institutionsQ3 2022: 287 institutionsQ4 2022: 327 institutionsQ1 2023: 379 institutionsQ2 2023: 406 institutionsQ3 2023: 421 institutionsQ4 2023: 421 institutionsQ1 2024: 385 institutionsQ2 2024: 393 institutionsQ3 2024: 369 institutionsQ4 2024: 325 institutionsQ1 2025: 307 institutionsQ2 2025: 330 institutionsQ3 2025: 362 institutionsQ4 2025: 373 institutionsQ1 2026: 380 institutionsQ2 2026: 442 institutions
Value heldQ3 2023: $4.85B
Q1 2021: $1.20BQ2 2021: $1.17BQ3 2021: $1.37BQ4 2021: $2.05BQ1 2022: $2.05BQ2 2022: $1.52BQ3 2022: $1.72BQ4 2022: $2.31BQ1 2023: $3.86BQ2 2023: $5.41BQ3 2023: $4.85BQ4 2023: $3.81BQ1 2024: $3.37BQ2 2024: $4.35BQ3 2024: $3.17BQ4 2024: $2.16BQ1 2025: $1.54BQ2 2025: $2.20BQ3 2025: $2.96BQ4 2025: $2.52BQ1 2026: $3.03BQ2 2026: $5.85B
Institutions holding ACLS and their total value by quarter
QuarterHoldersValue
Q2 2026442$5.85B
Q1 2026380$3.03B
Q4 2025373$2.52B
Q3 2025362$2.96B
Q2 2025330$2.20B
Q1 2025307$1.54B
Q4 2024325$2.16B
Q3 2024369$3.17B
Q2 2024393$4.35B
Q1 2024385$3.37B
Q4 2023421$3.81B
Q3 2023421$4.85B
Q2 2023406$5.41B
Q1 2023379$3.86B
Q4 2022327$2.31B
Q3 2022287$1.72B
Q2 2022277$1.52B
Q1 2022290$2.05B
Q4 2021254$2.05B
Q3 2021205$1.37B
Q2 2021189$1.17B
Q1 2021193$1.20B

Institutions, Q3 2023

Shares, value and share of portfolio for each institution holding Axcelis Technologies Inc; share changes are against Q2 2023.

Institutions holding ACLS in Q3 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Bank of New York Mellon Corp300,354$49.0M0.01%−7,618−2.5%Reduced
Morgan Stanley332,578$54.2M0.01%−68,918−17.2%Reduced
JPMorgan Chase & Co343,135$55.9M0.01%+168,222+96.2%Added
Hood River Capital Management LLC346,501$56.5M1.81%−125,874−26.6%Reduced
Northern Trust Corp392,377$64.0M0.01%+7,595+2.0%Added
Charles Schwab Investment Management Inc413,478$67.4M0.02%+101,944+32.7%Added
Norges Bank437,324$71.3M0.01%+84,671+24.0%Added
Goldman Sachs Group Inc438,587$71.5M0.02%−104,878−19.3%Reduced
Price T Rowe Associates Inc438,975$71.6M0.01%−50,711−10.4%Reduced
Ameriprise Financial Inc447,869$73.0M0.02%+47,133+11.8%Added
Driehaus Capital Management LLC483,526$78.8M1.03%−262,977−35.2%Reduced
Whale Rock Capital Management LLC517,062$84.3M1.70%+42,701+9.0%Added
Arrowstreet Capital, Limited Partnership529,807$86.4M0.10%−86,626−14.1%Reduced
Wellington Management Group LLP547,065$89.2M0.02%−83,010−13.2%Reduced
Geode Capital Management, LLC750,071$122.4M0.01%+36,550+5.1%Added
Dimensional Fund Advisors LP940,633$153.4M0.05%−4460.0%Reduced
Invesco Ltd.970,409$158.2M0.04%+141,372+17.1%Added
Primecap Management Co1,045,976$170.5M0.14%−31,170−2.9%Reduced
State Street Corp1,146,572$186.9M0.01%+22,960+2.0%Added
Vanguard Group Inc3,948,328$643.8M0.02%−36,210−0.9%Reduced
BlackRock Inc.6,005,401$979.2M0.03%+471,828+8.5%Added
Readystate Asset Management LP0$00.00%−26,090−100.0%Sold out
Vident Investment Advisory, LLC0$00.00%−22,514−100.0%Sold out
Penserra Capital Management LLC0$00.00%−20,472−100.0%Sold out
Macquarie Group Ltd0$00.00%−15,253−100.0%Sold out
SummerHaven Investment Management, LLC0$00.00%−13,825−100.0%Sold out
Virtu Financial LLC0$00.00%−12,405−100.0%Sold out
Aviva PLC0$00.00%−8,918−100.0%Sold out
Gamco Investors, Inc. Et Al0$00.00%−7,020−100.0%Sold out
Simplex Trading, LLC0$00.00%−4,638−100.0%Sold out
Sawtooth Solutions, LLC0$00.00%−4,562−100.0%Sold out
Point72 Middle East FZE0$00.00%−4,548−100.0%Sold out
Owen LaRue, LLC0$00.00%−4,100−100.0%Sold out
Campbell & CO Investment Adviser LLC0$00.00%−3,948−100.0%Sold out
Acadian Asset Management LLC0$00.00%−3,524−100.0%Sold out
Geneva Partners, LLC0$00.00%−3,435−100.0%Sold out
Maverick Capital LtdSuperinvestorMaverick Capital0$00.00%−3,115−100.0%Sold out
Baader Bank INC0$00.00%−3,015−100.0%Sold out
Ardsley Advisory Partners LP0$00.00%−3,000−100.0%Sold out
Bailard, Inc.0$00.00%−2,900−100.0%Sold out
Loomis Sayles & Co L P0$00.00%−2,338−100.0%Sold out
Raymond James Trust N.A.0$00.00%−2,228−100.0%Sold out
AIA Group Ltd0$00.00%−2,170−100.0%Sold out
Atom Investors LP0$00.00%−2,103−100.0%Sold out
Cipher Capital LP0$00.00%−1,743−100.0%Sold out
CWM Advisors, LLC0$00.00%−1,706−100.0%Sold out
Cyndeo Wealth Partners, LLC0$00.00%−1,589−100.0%Sold out
Steel Peak Wealth Management LLC0$00.00%−1,512−100.0%Sold out
Ausdal Financial Partners, Inc.0$00.00%−1,409−100.0%Sold out
Independent Solutions Wealth Management, LLC0$00.00%−1,216−100.0%Sold out
Future Financial Wealth Managment LLC0$00.00%−1,200−100.0%Sold out
Veriti Management LLC0$00.00%−1,114−100.0%Sold out
Quantinno Capital Management LP0$00.00%−1,107−100.0%Sold out
Counterpoint Mutual Funds LLC0$00.00%−726−100.0%Sold out
Centaurus Financial, Inc.0$00.00%−629−100.0%Sold out
Headlands Technologies LLC0$00.00%−249−100.0%Sold out
Ridgewood Investments LLC0$00.00%−148−100.0%Sold out
Hollencrest Capital Management0$00.00%−140−100.0%Sold out
Duncker Streett & Co Inc0$00.00%−100−100.0%Sold out
Quarry LP0$00.00%−95−100.0%Sold out
Cutler Group LP0$00.00%−70−100.0%Sold out
Anchor Investment Management, LLC0$00.00%−41−100.0%Sold out
Sofos Investments, Inc.0$00.00%−183−100.0%Sold out
Hexagon Capital Partners LLC0$00.00%−15−100.0%Sold out
NewSquare Capital LLC0$00.00%−10−100.0%Sold out
Disciplined Investments, LLC0$00.00%−4−100.0%Sold out
Crewe Advisors LLC0$00.00%−1−100.0%Sold out
PFS Investments Inc.––––Not filed
Pictet Asset Management SA––––Not filed
EA Series Trust––––Not filed
Coastal Capital Group, Inc.––––Not filed