Skip to main content

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, Q1 2023

Institutional positions in Axcelis Technologies Inc as of Mar 31, 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
379
+53 vs. Q4 2022
Shares held
29.1M
−198.3K (−0.7%) vs. Q4 2022
Total value
$3.86B
+$1.55B (+67.2%) vs. Q4 2022
New holders
84
111 more added
Sold out
31
141 more reduced

1 institution that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2022: 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 holdersQ1 2023: 379 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 heldQ1 2023: $3.86B
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, Q1 2023

Shares, value and share of portfolio for each institution holding Axcelis Technologies Inc; share changes are against Q4 2022.

Institutions holding ACLS in Q1 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Cipher Capital LP8,609$1.15M0.21%+8,609New
Truist Financial Corp8,721$1.16M0.00%−12−0.1%Reduced
Ardsley Advisory Partners LP9,000$1.20M0.26%−11,750−56.6%Reduced
Envestnet Asset Management Inc140,058$1.21M0.00%+128,523+1,114.2%Added
Connor, Clark & Lunn Investment Management Ltd.9,216$1.23M0.01%+9,216New
Aigen Investment Management, LP9,481$1.26M0.17%+9,481New
Arizona State Retirement System9,518$1.27M0.01%+197+2.1%Added
Globeflex Capital L P9,521$1.27M0.15%−5,041−34.6%Reduced
Lincoln National Corp9,608$1.28M0.03%−10.0%Reduced
Stephens Inc9,628$1.28M0.02%+9,628New
LPL Financial LLC9,656$1.29M0.00%−3,744−27.9%Reduced
PDT Partners, LLC10,088$1.34M0.18%+4,288+73.9%Added
FORA Capital, LLC10,417$1.39M0.14%+10,417New
STRS Ohio10,500$1.40M0.01%−2,300−18.0%Reduced
Oregon Public Employees Retirement Fund10,502$1.40M0.02%−430−3.9%Reduced
Ensign Peak Advisors, Inc10,540$1.40M0.00%+100+1.0%Added
Baird Financial Group, Inc.10,708$1.43M0.00%+7,026+190.8%Added
State Board of Administration of Florida Retirement System10,740$1.43M0.00%00.0%Unchanged
Moors & Cabot, Inc.10,980$1.46M0.10%−1,900−14.8%Reduced
Syntal Capital Partners, LLC11,057$1.47M0.54%+11,057New
Atria Wealth Solutions, Inc.11,095$1.48M0.02%+11,095New
Algert Global LLC11,265$1.50M0.07%+1,070+10.5%Added
Bank Julius Baer & Co. Ltd, Zurich11,307$1.51M0.01%−7,774−40.7%Reduced
Aviva PLC11,333$1.51M0.01%−1,380−10.9%Reduced
Jump Financial, LLC11,475$1.53M0.06%+11,475New
Zurcher Kantonalbank (Zurich Cantonalbank)11,573$1.54M0.01%−1,375−10.6%Reduced
SG Americas Securities, LLC11,896$1.58M0.02%+10,375+682.1%Added
Horizon Investment Services, LLC11,913$1.59M1.02%−1,333−10.1%Reduced
Morse Asset Management, Inc12,235$1.63M0.55%−11,580−48.6%Reduced
Engineers Gate Manager LP12,531$1.67M0.07%+12,531New
Dana Investment Advisors, Inc.12,568$1.67M0.09%−6,494−34.1%Reduced
Robeco Institutional Asset Management B.V.12,689$1.69M0.00%−2,164−14.6%Reduced
Everence Capital Management Inc12,690$1.69M0.14%00.0%Unchanged
Maryland State Retirement & Pension System13,199$1.76M0.04%−323−2.4%Reduced
Manufacturers Life Insurance Company, The13,242$1.76M0.00%+227+1.7%Added
Virginia Retirement Systems Et Al13,400$1.79M0.02%−3,500−20.7%Reduced
Hancock Whitney Corp13,958$1.86M0.07%−1,456−9.4%Reduced
Jane Street Group, LLC13,977$1.86M0.00%−6,099−30.4%Reduced
Capital Fund Management S.A.14,068$1.87M0.04%−7,818−35.7%Reduced
Mirae Asset Global Investments Co., Ltd.14,190$1.89M0.00%+146+1.0%Added
Natixis Advisors, L.P.14,640$1.95M0.01%+650+4.6%Added
SummerHaven Investment Management, LLC14,795$1.97M1.15%+132+0.9%Added
Crown Advisors Management, Inc.15,000$2.00M1.49%+15,000New
Amalgamated Bank15,019$2.00M0.02%−1,053−6.6%Reduced
Schroder Investment Management Group15,217$2.03M0.00%−15,290−50.1%Reduced
Louisiana State Employees Retirement System15,300$2.04M0.05%−300−1.9%Reduced
Advisory Services Network, LLC15,362$2.05M0.06%+14,998+4,120.3%Added
Virtus Investment Advisers, Inc.15,755$2.10M1.47%−4,601−22.6%Reduced
Royal Bank of Canada16,203$2.16M0.00%+3,898+31.7%Added
Gsa Capital Partners LLP16,463$2.19M0.22%+11,402+225.3%Added
New York State Teachers Retirement System16,905$2.25M0.01%−543−3.1%Reduced
Perigon Wealth Management, LLC16,977$2.26M0.13%+2,533+17.5%Added
Advisor Group Holdings, Inc.17,053$2.26M0.00%+8,990+111.5%Added
MetLife Investment Management17,161$2.29M0.02%+83+0.5%Added
American International Group, Inc.17,847$2.38M0.02%+73+0.4%Added
Cambridge Investment Research Advisors, Inc.17,881$2.38M0.01%+12,946+262.3%Added
Navellier & Associates Inc17,929$2.39M0.50%−155−0.9%Reduced
Hussman Strategic Advisors, Inc.18,600$2.48M0.39%−27,900−60.0%Reduced
NewSquare Capital LLC18,795$2.50M0.30%−16,585−46.9%Reduced
State of New Jersey Common Pension Fund D18,985$2.53M0.01%−10,935−36.5%Reduced
Raymond James & Associates19,087$2.54M0.00%−5,347−21.9%Reduced
CIBC World Markets Inc.19,655$2.62M0.01%+19,655New
Yousif Capital Management, LLC19,934$2.66M0.03%−2,510−11.2%Reduced
Teacher Retirement System of Texas20,235$2.70M0.02%−2,892−12.5%Reduced
Lazard Asset Management LLC20,343$2.71M0.00%−17,431−46.1%Reduced
Squarepoint Ops LLC20,492$2.73M0.02%+16,716+442.7%Added
State of Tennessee, Treasury Department21,124$2.81M0.01%−1,947−8.4%Reduced
AQR Capital Management LLC21,352$2.85M0.01%−11,258−34.5%Reduced
Penserra Capital Management LLC21,517$2.87M0.06%+20,464+1,943.4%Added
Graham Capital Management, L.P.21,609$2.88M0.10%+21,609New
Acadian Asset Management LLC21,624$2.88M0.01%−1,716−7.4%Reduced
Vident Investment Advisory, LLC21,813$2.91M0.09%+19,057+691.5%Added
Panagora Asset Management Inc22,012$2.93M0.02%+2,603+13.4%Added
State of Alaska, Department of Revenue22,452$2.99M0.04%−422−1.8%Reduced
Bridge City Capital, LLC23,574$3.14M1.58%−6,955−22.8%Reduced
Schonfeld Strategic Advisors LLC24,160$3.22M0.03%+19,238+390.9%Added
Quantbot Technologies LP24,509$3.27M0.23%+24,509New
Balyasny Asset Management LLC25,391$3.38M0.01%+25,391New
Wells Fargo & Company26,429$3.52M0.00%+4,344+19.7%Added
CFM Wealth Partners LLC27,118$3.61M1.00%−46−0.2%Reduced
First Eagle Investment Management, LLC27,398$3.65M0.01%−36,900−57.4%Reduced
Gotham Asset Management, LLC28,481$3.80M0.09%−5,660−16.6%Reduced
Susquehanna International Group, LLP28,733$3.83M0.01%−78−0.3%Reduced
EAM Investors, LLC29,190$3.89M0.76%−2,920−9.1%Reduced
Texas Permanent School Fund29,393$3.92M0.04%+7,309+33.1%Added
Teachers Retirement System of the State of Kentucky29,481$3.93M0.04%−9,554−24.5%Reduced
Stifel Financial Corp30,739$4.10M0.01%+1,387+4.7%Added
Bank of America Corp32,366$4.31M0.00%−39,667−55.1%Reduced
Thrivent Financial for Lutherans32,480$4.33M0.01%−1,215−3.6%Reduced
Two Sigma Advisers, LP33,100$4.41M0.01%+875+2.7%Added
G2 Investment Partners Management LLC33,100$4.41M1.27%+3,100+10.3%Added
Castleark Management LLC33,350$4.44M0.22%00.0%Unchanged
BNP Paribas Arbitrage, SA33,399$4.45M0.01%+23,058+223.0%Added
Susquehanna Fundamental Investments, LLC33,592$4.48M0.10%00.0%Unchanged
Renaissance Technologies LLC34,599$4.61M0.01%+34,599New
Commonwealth of Pennsylvania Public School Empls Retrmt Sys34,703$4.62M0.04%−453−1.3%Reduced
S Squared Technology, LLC35,293$4.70M2.79%−100,000−73.9%Reduced
Los Angeles Capital Management LLC35,354$4.71M0.02%−17,727−33.4%Reduced
Barclays PLC35,910$4.79M0.00%+1,659+4.8%Added
California Public Employees Retirement System36,040$4.80M0.00%+36,040New