Axcelis Technologies, Inc. (ACLS) is held by institutional investors who disclose positions via SEC 13F filings. View the full list of institutional holders on HoldingsIntel.

Are institutions buying or selling ACLS?

HoldingsIntel tracks quarter-over-quarter changes in institutional positions for Axcelis Technologies, Inc., showing new buyers, position increases, decreases, and exits with conviction-weighted sentiment.

What is the Smart Money Verdict on ACLS?

The Smart Money Verdict combines four independent signals (institutional 13F activity, insider trades, activist filings, and congressional trades) into a single assessment for Axcelis Technologies, Inc..

Is institutional money flowing into ACLS?

166 institutional investors hold Axcelis Technologies, Inc. (ACLS). View detailed buyer/seller breakdown on HoldingsIntel.

What do hedge funds think about ACLS?

Track institutional sentiment and conviction scores for Axcelis Technologies, Inc. (ACLS) including Smart Money Verdict and position changes on HoldingsIntel.

Axcelis Technologies, Inc.

ACLS·054540208·US·equity·Technology - Semiconductor Equipment & Materials-13D/G

ACLS (Axcelis Technologies, Inc.) is held by 166 institutional investors as of Q4 2025. Largest holders: BlackRock, Inc. ($387.8M), VANGUARD GROUP INC ($331.2M), VICTORY CAPITAL MANAGEMENT INC ($145.2M). Net institutional sentiment: Mixed.

166

Holders

Avg rating(12 Elite)

$2.1B

Total Value

47% (184)

Fund Consensus

84 buying - 94 selling

Smart Money VerdictView all

42Weak MomentumStrong Convergence

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See how ACLS's score breaks down across 4 SEC sources

Held by 166 funds

12 elite

Who's Trading

InsiderLow RussellSell $117KApr 1, 2026

Activist

13F: Dec 31, 2025Insider & Congress: Updated regularly

Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
BlackRock, Inc.	Decreased	4.8M(-0.8%)	$387.8M	0.0%	+22.65%	0
VANGUARD GROUP INC	Decreased	4.1M(-1.5%)	$331.2M	0.0%	-18.91%	0
VICTORY CAPITAL MANAGEMENT INC	Increased	1.8M(+85.9%)	$145.2M	0.1%	+12.42%	47
AMERICAN CENTURY COMPANIES INC	Decreased	1.2M(-8.3%)	$99.1M	0.0%	+0.18%	0
STATE STREET CORP	Decreased	1.2M(-3.6%)	$95.3M	0.0%	-31.82%	0
GEODE CAPITAL MANAGEMENT, LLC	Decreased	917,747(-1.0%)	$73.7M	0.0%	+39.09%	0
DIMENSIONAL FUND ADVISORS LP	Increased	841,040(+9.3%)	$67.6M	0.0%	-28.27%	32
PRIMECAP MANAGEMENT CO/CA/	Decreased	664,942(-20.2%)	$53.4M	0.0%	+356.57%	0
GOLDMAN SACHS GROUP INC	Increased	629,814(+27.3%)	$50.6M	0.0%	+20.31%	36
FMR LLC	Increased	610,603(+10.7%)	$49.1M	0.0%	+10.93%	32
Invesco Ltd.	Increased	478,897(+23.8%)	$38.5M	0.0%	-13.70%	35
D. E. Shaw & Co., Inc.	Increased	470,285(+204.7%)	$37.8M	0.0%	+4.23%	47
Boston Partners	Decreased	422,435(-9.9%)	$35.1M	0.0%	-9.35%	0
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	Increased	431,195(+1.0%)	$34.6M	0.0%	+18.68%	29
Boston Trust Walden Corp	Decreased	427,736(-7.1%)	$34.4M	0.3%	-6.88%	0
NORTHERN TRUST CORP	Decreased	405,146(-6.9%)	$32.5M	0.0%	+101.67%	0
JPMORGAN CHASE & CO	Increased	357,502(+64.5%)	$28.7M	0.0%	+10.84%	42
MORGAN STANLEY	Decreased	350,220(-22.9%)	$28.1M	0.0%	-35.32%	0
Grantham, Mayo, Van Otterloo & Co. LLC	Decreased	322,849(-27.3%)	$25.9M	0.1%	-6.80%	0
Allspring Global Investments Holdings, LLC	Increased	266,015(+142.7%)	$22.9M	0.0%	-2.76%	46
FEDERATED HERMES, INC.	Increased	276,266(+26.8%)	$22.2M	0.0%	+20.13%	35
BALYASNY ASSET MANAGEMENT L.P.	Increased	243,503(+104x)	$19.6M	0.0%	+5.46%	46
VOLORIDGE INVESTMENT MANAGEMENT, LLC	Increased	220,713(+131.8%)	$17.7M	0.1%	+16.67%	46
UBS Group AG	Increased	213,388(+67.6%)	$17.1M	0.0%	+11.73%	42
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP	Increased	212,050(+80.0%)	$17M	0.0%	-4.54%	43
Bank of New York Mellon Corp	Decreased	203,536(-7.2%)	$16.4M	0.0%	+59.64%	0
PRINCIPAL FINANCIAL GROUP INC	Increased	200,025(+8.0%)	$16.1M	0.0%	+78.45%	30
CITADEL ADVISORS LLC	Increased	176,047(+556.2%)	$14.1M	0.0%	+7.15%	45
BNP PARIBAS FINANCIAL MARKETS	Decreased	164,027(-42.2%)	$13.2M	0.0%	+1.54%	0
Squarepoint Ops LLC	Increased	153,703(+19.3%)	$12.3M	0.0%	+27.82%	33
First Eagle Investment Management, LLC	Increased	136,318(+4.6%)	$11M	0.0%	+5.28%	29
MILLENNIUM MANAGEMENT LLC	Decreased	130,090(-50.3%)	$10.5M	0.0%	-11.28%	0
PUBLIC SECTOR PENSION INVESTMENT BOARD	Increased	129,777(+5.9%)	$10.4M	0.0%	+24.97%	29
BANK OF AMERICA CORP /DE/	Decreased	118,206(-71.2%)	$9.5M	0.0%	+51.76%	0
ROYCE & ASSOCIATES LP	Decreased	116,375(-19.6%)	$9.3M	0.1%	-6.69%	0
CITIGROUP INC	Decreased	110,470(-65.9%)	$8.9M	0.0%	+27.20%	0
Clark Capital Management Group, Inc.	Increased	110,294(+14.2%)	$8.9M	0.1%	+15.89%	31
FIRST TRUST ADVISORS LP	Increased	88,396(+60.0%)	$7.1M	0.0%	+12.87%	39
RHUMBLINE ADVISERS	Decreased	88,109(-9.1%)	$7.1M	0.0%	+150.25%	0
ZACKS INVESTMENT MANAGEMENT	Increased	88,080(+335.8%)	$7.1M	0.1%	+1.00%	44
AMERIPRISE FINANCIAL INC	Decreased	86,057(-27.1%)	$6.9M	0.0%	-22.84%	0
WELLS FARGO & COMPANY/MN	Increased	79,752(+9.2%)	$6.4M	0.0%	-22.54%	30
JANE STREET GROUP, LLC	Increased	79,049(+176.3%)	$6.4M	0.0%	-7.33%	44
Legal & General Group Plc	Decreased	78,055(-6.0%)	$6.3M	0.0%	+46.82%	0
BARCLAYS PLC	Increased	75,982(+9.2%)	$6.1M	0.0%	-19.99%	30
Creative Planning	Increased	73,500(+1.2%)	$5.9M	0.0%	-14.94%	27
TWO SIGMA INVESTMENTS, LP	Increased	71,244(+91.7%)	$5.7M	0.0%	+16.99%	43
Nuveen, LLC	Decreased	70,393(-3.9%)	$5.7M	0.0%	+72.76%	0
RENAISSANCE TECHNOLOGIES LLC	New	66,899	$5.4M	0.0%	+5.31%	37
Swiss National Bank	Decreased	61,200(-1.8%)	$4.9M	0.0%	+214.03%	0
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	Decreased	61,097(-7.6%)	$4.9M	0.0%	-26.43%	0
ENVESTNET ASSET MANAGEMENT INC	Increased	52,497(+23.0%)	$4.2M	0.0%	-12.57%	32
STATE OF WISCONSIN INVESTMENT BOARD	Increased	50,506(+0.6%)	$4.1M	0.0%	+38.65%	27
JANUS HENDERSON GROUP PLC	Decreased	41,776(-82.3%)	$3.4M	0.0%	-3.58%	0
INTECH INVESTMENT MANAGEMENT LLC	Increased	40,463(+129.0%)	$3.3M	0.0%	-0.83%	43
PRUDENTIAL FINANCIAL INC	Decreased	39,565(-10.9%)	$3.2M	0.0%	-30.30%	0
Empowered Funds, LLC	Increased	38,888(+706.8%)	$3.1M	0.0%	+6.22%	43
Private Advisor Group, LLC	Decreased	38,482(-16.1%)	$3.1M	0.0%	+65.12%	0
AQR CAPITAL MANAGEMENT LLC	Increased	37,581(+2.5%)	$3M	0.0%	-14.98%	27
Amundi	Increased	37,274(+9.6%)	$3M	0.0%	-10.92%	29
LPL Financial LLC	Decreased	34,574(-29.4%)	$2.8M	0.0%	-18.58%	0
ALLIANCEBERNSTEIN L.P.	Decreased	34,246(-50.8%)	$2.8M	0.0%	+6.20%	0
FRANKLIN RESOURCES INC	Decreased	33,248(-55.5%)	$2.7M	0.0%	-17.72%	0
Mitsubishi UFJ Asset Management Co., Ltd.	Decreased	29,121(-46.3%)	$2.5M	0.0%	-15.35%	0
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM	Decreased	30,030(-0.3%)	$2.4M	0.0%	+320.62%	0
SEI INVESTMENTS CO	Increased	27,976(+98.8%)	$2.2M	0.0%	-2.30%	42
DEUTSCHE BANK AG\	Increased	25,920(+1.9%)	$2.1M	0.0%	-18.50%	26
STIFEL FINANCIAL CORP	Increased	24,347(+12.0%)	$2M	0.0%	-1.98%	29
Schonfeld Strategic Advisors LLC	Decreased	21,182(-43.7%)	$1.7M	0.0%	+4.38%	0
Verition Fund Management LLC	Decreased	21,177(-40.8%)	$1.7M	0.0%	+2.56%	0
TUDOR INVESTMENT CORP ET AL	New	20,741	$1.7M	0.0%	+5.31%	36
SUSQUEHANNA INTERNATIONAL GROUP, LLP	Increased	19,738(+190.9%)	$1.6M	0.0%	+2.36%	41
MetLife Investment Management, LLC	Decreased	17,047(-9.0%)	$1.4M	0.0%	-11.19%	0
VIRGINIA RETIREMENT SYSTEMS ET Al	Unchanged	16,638	$1.3M	0.0%	+133.87%	0
Holocene Advisors, LP	Increased	15,679(+12.9%)	$1.3M	0.0%	+1.53%	29
VOYA INVESTMENT MANAGEMENT LLC	Decreased	14,584(-0.6%)	$1.2M	0.0%	-17.06%	0
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.	Decreased	14,447(-3.6%)	$1.2M	0.0%	-35.26%	0
RAYMOND JAMES FINANCIAL INC	Decreased	14,322(-2.5%)	$1.2M	0.0%	+54.75%	0
MANUFACTURERS LIFE INSURANCE COMPANY, THE	Decreased	14,040(-8.2%)	$1.1M	0.0%	+10.91%	0
&PARTNERS	Decreased	13,953(-4.5%)	$1.1M	0.0%	+12.15%	0
Vident Advisory, LLC	Decreased	13,099(-4.2%)	$1.1M	0.0%	-12.43%	0
HSBC HOLDINGS PLC	Decreased	12,254(-41.0%)	$991,471	0.0%	+10.05%	0
Gotham Asset Management, LLC	Increased	12,210(+10.8%)	$980,951	0.0%	+10.86%	28
Universal- Beteiligungs- und Servicegesellschaft mbH	Decreased	11,782(-19.6%)	$960,342	0.0%	+44.04%	0
Zurcher Kantonalbank (Zurich Cantonalbank)	Unchanged	11,326	$909,931	0.0%	+30.66%	0
Quantinno Capital Management LP	Increased	11,214(+19.9%)	$900,933	0.0%	+26.84%	30
KLP KAPITALFORVALTNING AS	Increased	11,200(+0.9%)	$899,808	0.0%	+39.01%	25
Engineers Gate Manager LP	Increased	11,167(+212.7%)	$897,157	0.0%	-0.60%	40
NEW YORK STATE COMMON RETIREMENT FUND	Unchanged	10,150	$815,451	0.0%	-7.52%	0
Cetera Investment Advisers	Increased	9,955(+63.4%)	$799,786	0.0%	+19.34%	36
YOUSIF CAPITAL MANAGEMENT, LLC	Decreased	8,416(-13.5%)	$741,955	0.0%	+17.49%	0
Vanguard Personalized Indexing Management, LLC	Decreased	9,141(-1.1%)	$734,388	0.0%	-5.61%	0
ProShare Advisors LLC	Decreased	8,978(-4.7%)	$721,293	0.0%	-11.37%	0
COMERICA BANK	Decreased	8,969(-7.7%)	$720,635	0.0%	-45.79%	0
Arizona State Retirement System	Decreased	8,630(-9.2%)	$693,334	0.0%	+135.65%	0
MML INVESTORS SERVICES, LLC	Increased	8,490(+127.9%)	$682,087	0.0%	-2.63%	40
Pathstone Holdings, LLC	Decreased	8,308(-28.4%)	$667,466	0.0%	-21.76%	0
Police & Firemen's Retirement System of New Jersey	Decreased	8,210(-8.1%)	$659,591	0.0%	+15.47%	0
GUGGENHEIM CAPITAL LLC	Decreased	7,704(-2.0%)	$618,939	0.0%	-27.27%	0
State of Tennessee, Department of Treasury	Decreased	6,867(-41.8%)	$604,777	0.0%	+50.86%	0
TEACHER RETIREMENT SYSTEM OF TEXAS	Increased	7,519(+24.1%)	$604,077	0.0%	+35.12%	30
STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM	Unchanged	7,080	$568,807	0.0%	+175.09%	0
Freestone Grove Partners LP	New	6,989	$561,496	0.0%	+5.31%	34
Merit Financial Group, LLC	Increased	6,867(+12.7%)	$551,695	0.0%	-9.59%	27
XTX Topco Ltd	New	6,771	$543,982	0.0%	+5.31%	34
COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS	Decreased	6,674(-16.6%)	$536,189	0.0%	+83.61%	0
GABELLI FUNDS LLC	Decreased	6,051(-5.8%)	$486,137	0.0%	+72.76%	0
AVIVA PLC	Increased	5,916(+7.3%)	$475,291	0.0%	-11.92%	26
O'SHAUGHNESSY ASSET MANAGEMENT, LLC	Increased	5,806(+91.8%)	$466,454	0.0%	-3.99%	38
Corient Private Wealth LLC	Increased	5,627(+1.0%)	$452,632	0.0%	-11.05%	24
CANADA PENSION PLAN INVESTMENT BOARD	Increased	5,600(+107.4%)	$449,904	0.0%	+13.25%	39
LOS ANGELES CAPITAL MANAGEMENT LLC	New	5,480	$448,483	0.0%	+5.31%	33
Federation des caisses Desjardins du Quebec	Decreased	5,346(-4.7%)	$429,498	0.0%	-30.97%	0
Cerity Partners LLC	Decreased	5,052(-13.4%)	$405,878	0.0%	+21.93%	0
Brevan Howard Capital Management LP	Decreased	4,678(-66.2%)	$375,831	0.0%	+23.23%	0
WEALTH ENHANCEMENT ADVISORY SERVICES, LLC	Decreased	3,713(-35.0%)	$360,128	0.0%	+14.60%	0
Pictet Asset Management Holding SA	Unchanged	4,300	$345,462	0.0%	-37.97%	0
Lido Advisors, LLC	Increased	3,611(+2.6%)	$338,652	0.0%	+22.51%	24
MACKENZIE FINANCIAL CORP	Decreased	4,122(-0.8%)	$335,488	0.0%	+6.74%	0
HighTower Advisors, LLC	Increased	4,061(+11.5%)	$326,261	0.0%	+18.06%	26
ROYAL BANK OF CANADA	Decreased	3,849(-97.7%)	$310,000	0.0%	+23.64%	0
MERCER GLOBAL ADVISORS INC /ADV	Increased	3,721(+34.3%)	$298,975	0.0%	-7.48%	30
Pacer Advisors, Inc.	Decreased	3,615(-19.4%)	$290,429	0.0%	+22.53%	0
MUTUAL OF AMERICA CAPITAL MANAGEMENT LLC	Increased	3,543(+0.7%)	$284,645	0.0%	-29.14%	23
STRS OHIO	Increased	3,400(+580.0%)	$273,156	0.0%	+2.51%	38
Tidal Investments LLC	New	3,379	$271,469	0.0%	+5.31%	32
AE Wealth Management LLC	Increased	3,294(+24.4%)	$264,601	0.0%	-8.37%	28
Russell Investments Group, Ltd.	Decreased	3,277(-22.7%)	$263,273	0.0%	+47.70%	0
BANK OF MONTREAL /CAN/	Decreased	3,270(-22.2%)	$262,712	0.0%	+32.02%	0
TRUIST FINANCIAL CORP	New	3,244	$260,623	0.0%	+5.31%	32
Walleye Trading LLC	New	3,168	$254,517	0.0%	+5.31%	32
COMMONWEALTH EQUITY SERVICES, LLC	Increased	2,898(+12.1%)	$232,810	0.0%	-19.67%	26
QRG CAPITAL MANAGEMENT, INC.	Increased	2,842(+9.7%)	$228,326	0.0%	-9.95%	25
Neuberger Berman Group LLC	Decreased	2,715(-0.2%)	$218,123	0.0%	-11.19%	0
OSAIC HOLDINGS, INC.	Decreased	2,656(-12.7%)	$213,326	0.0%	-22.55%	0
D.A. DAVIDSON & CO.	Unchanged	2,637	$211,857	0.0%	+22.84%	0
GLENMEDE TRUST CO NA	New	2,610	$209,687	0.0%	+5.31%	32
XPONANCE LLC	Decreased	2,544(-2.5%)	$204,385	0.0%	-11.19%	0
NISA INVESTMENT ADVISORS, LLC	Increased	2,432(+0.5%)	$195,387	0.0%	+15.79%	23
NewEdge Advisors, LLC	Increased	2,406(+130.2%)	$193,300	0.0%	-2.80%	37
PNC FINANCIAL SERVICES GROUP, INC.	Increased	2,282(+1.6%)	$183,336	0.0%	-2.01%	23
Ensign Peak Advisors, Inc	Decreased	1,966(-68.6%)	$157,948	0.0%	+48.36%	0
Farther Finance Advisors, LLC	Increased	1,758(+42.6%)	$141,238	0.0%	-9.02%	30
Rockefeller Capital Management L.P.	Increased	1,357(+69.2%)	$109,021	0.0%	-5.11%	32
NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO	Increased	1,353(+0.2%)	$108,700	0.0%	-24.51%	22
BNP Paribas Asset Management Holding S.A.	Increased	1.1M(+17.3%)	$87,659	0.1%	+1.68%	30
Allworth Financial LP	Increased	762(+39.0%)	$61,220	0.0%	+1.09%	28
Steward Partners Investment Advisory, LLC	Decreased	602(-55.1%)	$48,365	0.0%	+12.51%	0
US BANCORP \DE\	Increased	507(+9.3%)	$40,732	0.0%	-21.69%	15
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO	Increased	453(+0.7%)	$36,394	0.0%	+24.86%	20
PRICE T ROWE ASSOCIATES INC /MD/	Decreased	383,056(-28.0%)	$30,776	0.0%	-4.05%	0
FIFTH THIRD BANCORP	Increased	379(+4.4%)	$30,449	0.0%	+2.18%	20
Bank Julius Baer & Co. Ltd, Zurich	Decreased	350(-86.9%)	$28,119	0.0%	+64.68%	0
CIBC Private Wealth Group LLC	Increased	346(+14.2%)	$27,798	0.0%	-2.57%	15
Kestra Advisory Services, LLC	New	302	$24,263	0.0%	+5.31%	26
JONES FINANCIAL COMPANIES LLLP	Increased	289(+29.0%)	$23,218	0.0%	+4.12%	16
SIMPLEX TRADING, LLC	Decreased	237(-98.8%)	$19,040	0.0%	+12.68%	0
GROUP ONE TRADING LLC	Decreased	166(-88.1%)	$13,336	0.0%	-11.19%	0
ASSETMARK, INC	Increased	135(+8.0%)	$10,846	0.0%	-9.48%	13
CULLEN/FROST BANKERS, INC.	Decreased	120(-40.6%)	$9,642	0.0%	-11.19%	0
Walleye Capital LLC	Decreased	108(-80.4%)	$8,677	0.0%	-11.19%	0
MAI Capital Management	New	88	$7,070	0.0%	+5.31%	25
HUNTINGTON NATIONAL BANK	Decreased	60(-6.3%)	$4,743	0.0%	+23.01%	0
Optiver Holding B.V.	Decreased	28(-77.6%)	$2,250	0.0%	+20.72%	0
HRT FINANCIAL LP	Decreased	4,576(-35.8%)	$367	0.0%	+72.76%	0
Bridgewater Associates, LP	Exited	0(-100.0%)	$217,151	0.0%	-15.67%	0
Wealthspire Advisors, LLC	Exited	0(-100.0%)	$22,848	0.0%	-15.67%	0
Mariner, LLC	Exited	0(-100.0%)	$1.4M	0.0%	+0.40%	0
CIBC WORLD MARKETS CORP	Exited	0(-100.0%)	$276,878	0.0%	+39.94%	0
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND	Exited	0(-100.0%)	$3.5M	0.0%	+17.02%	0
NATIONAL BANK OF CANADA /FI/	Exited	0(-100.0%)	$24,210	0.0%	-15.67%	0
Savant Capital, LLC	Exited	0(-100.0%)	$398,860	0.0%	+16.79%	0
ExodusPoint Capital Management, LP	Exited	0(-100.0%)	$1M	0.0%	+64.05%	0
TD Waterhouse Canada Inc.	Exited	0(-100.0%)	$6,729	0.0%	-15.67%	0
Skandinaviska Enskilda Banken AB (publ)	Exited	0(-100.0%)	$244,538	0.0%	-39.04%	0
Magnetar Financial LLC	Exited	0(-100.0%)	$450,902	0.0%	+64.05%	0
Cresset Asset Management, LLC	Exited	0(-100.0%)	$253,083	0.0%	-15.67%	0
Baird Financial Group, Inc.	Exited	0(-100.0%)	$244,100	0.0%	-15.67%	0
Allianz Asset Management GmbH	Exited	0(-100.0%)	$714,237	0.0%	+15.27%	0
Focus Partners Wealth	Exited	0(-100.0%)	$3.1M	0.0%	-15.67%	0
MARSHALL WACE, LLP	Exited	0(-100.0%)	$2.5M	0.0%	-15.67%	0
Man Group plc	Exited	0(-100.0%)	$583,789	0.0%	-15.67%	0
PEAK6 LLC	Exited	0(-100.0%)	$98,128	0.0%	+34.24%	0

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