Axcelis TechnologiesACLS

13F holders, Q4 2024 (December 31)
324holders −44
42new positions
99sold out
9famous investors
$69.93avg. 13F price*

At the end of Q4 2024, 324 institutions reported holding Axcelis Technologies Inc. (ACLS) in their 13F filings, down 44 from Q3 2024. 42 opened new positions and 99 sold out. The largest holders were BlackRock, Inc. ($380.6M), Vanguard Group Inc. ($307.2M) and State Street Corp. ($90.9M). 9 famous investors held it, including Jeremy Grantham (0.2% of GMO's portfolio), Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio) and Israel Englander (0.0% of Millennium Management's portfolio).

Company
Axcelis Technologies Inc.
CUSIP
054540208
Latest filing quarter
Q2 2026

History

Number of 13F holders

0100200300400500 Q1 2024: 382Q1 2024Q2 2024: 391Q2 2024Q3 2024: 368Q3 2024Q4 2024: 324Q4 2024Q1 2025: 306Q1 2025Q2 2025: 328Q2 2025Q3 2025: 361Q3 2025Q4 2025: 373Q4 2025Q1 2026: 380Q1 2026Q2 2026: 440Q2 2026

Total Exit/New Position Q3 2024 → Q4 2024

InstitutionsTotal Value
New Positions42$54.5M
Exits99$185.7M

All 13F filers, Q3 2024 → Q4 2024: 5,341,520 shares bought and 4,789,217 shares sold, net +552,303 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.

Ownership 324 holders

BlackRock, Inc. 0.01% Add +2.0% 5,447,229 $380.6M
Vanguard Group Inc. 0.01% Add +2.5% 4,396,134 $307.2M
State Street Corp. 0.00% Add +5.5% 1,301,188 $90.9M
American Century Companies Inc. 0.04% Add +37.8% 1,060,096 $74.1M
Reinhart Partners, Llc. 2.79% Add +50.7% 1,036,112 $72.4M
Primecap Management Co. 0.05% Reduce -6.0% 916,426 $64.0M
Geode Capital Management, LLC 0.00% Add +2.7% 897,750 $62.7M
Boston Trust Walden Corp 0.40% Add +61.9% 820,116 $57.3M
Pacer Advisors, Inc. 0.12% Add +78037.4% 782,155 $54.6M
GMO 0.17% Add +54.1% 764,069 $53.4M
Dimensional Fund Advisors LP 0.01% Add +11.0% 724,585 $50.6M
BNP PARIBAS ASSET MANAGEMENT Holding S.A. 0.10% Add +16.7% 596,150 $41.7M
Goldman Sachs Group Inc. 0.01% Add +5.2% 591,118 $41.3M
T. Rowe Price Associates Inc. 0.00% Reduce -0.5% 524,369 $36.6M
Norges Bank 0.00% Add +17.1% 515,957 $36.0M
Amundi 0.01% Add +15.1% 489,251 $35.8M
Morgan Stanley 0.00% Reduce -26.7% 495,483 $34.6M
Northern Trust Corp. 0.00% Reduce -4.6% 392,078 $27.4M
Charles Schwab Investment Management Inc. 0.00% Add +6.6% 369,936 $25.8M
Royce & Associates LP 0.22% Add +21.8% 333,426 $23.3M
Boston Partners 0.03% Add +34.4% 330,073 $23.1M
Millennium Management 0.02% Add +148.7% 290,270 $20.3M
Bank of America Corp. 0.00% Add +86.8% 285,284 $19.9M
UBS Group AG 0.00% Add +83.0% 248,390 $17.4M
Jane Street Group, LLC 0.03% Add +42.8% 238,357 $16.7M
Massachusetts Financial Services Co. 0.01% Add +0.5% 233,008 $16.3M
Bank of New York Mellon Corp 0.00% Reduce -14.5% 226,364 $15.8M
Voloridge Investment Management, LLC 0.06% Add +428.5% 222,663 $15.6M
Renaissance Technologies 0.02% Add +432.7% 211,999 $14.8M
JPMorgan Chase & Co. 0.00% Add +6.0% 189,568 $13.2M
Principal Financial Group Inc. 0.01% Add +4.1% 188,559 $13.2M
Jackson Square Partners, LLC 1.36% Reduce -23.3% 186,590 $13.0M
Federated Hermes, Inc. 0.03% New 181,261 $12.7M
Nuveen Asset Management, LLC 0.00% Reduce -45.5% 167,570 $11.7M
Paradigm Capital Management Inc. 0.50% Reduce -67.7% 153,900 $10.8M
Qube Research & Technologies Ltd 0.02% New 152,235 $10.6M
Sei Investments Co. 0.01% Add +39.2% 145,167 $10.1M
Senvest Management, LLC 0.30% Reduce -82.1% 138,192 $9.7M
Citadel Advisors 0.01% Add +66.2% 131,564 $9.2M
Invesco Ltd. 0.00% Reduce -4.2% 131,122 $9.2M
M&G PLC 0.06% New 127,599 $8.9M
Engineers Gate Manager LP 0.15% Add +641.4% 126,171 $8.8M
Citigroup Inc. 0.01% Add +33.2% 118,187 $8.3M
BNP Paribas Financial Markets 0.01% Add +305.4% 116,290 $8.1M
Royal Bank of Canada 0.00% Add +70.3% 113,242 $7.9M
Neuberger Berman Group LLC 0.01% Add +0.0% 112,196 $7.8M
Legal & General Group Plc 0.00% Add +0.4% 107,701 $7.5M
Ameriprise Financial Inc. 0.00% Reduce -83.2% 101,970 $7.1M
Rhumbline Advisers 0.01% Add +0.5% 90,842 $6.3M
Janus Henderson Group PLC 0.00% Add +167.3% 90,508 $6.3M
Harbor Capital Advisors, Inc. 0.27% Add +45.6% 87,825 $6.1M
Holocene Advisors, LP 0.02% Add +102.9% 84,285 $5.9M
Public Sector Pension Investment Board 0.02% Add +17.1% 81,027 $5.7M
Capital Fund Management S.A. 0.06% Add +74.8% 79,551 $5.6M
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% Add +3.5% 77,920 $5.4M
Susquehanna International Group, LLP 0.01% Add +104.6% 74,055 $5.2M
Barclays PLC 0.00% Add +7.9% 73,471 $5.1M
Trexquant Investment LP 0.06% Add +60.0% 69,894 $4.9M
Alliancebernstein L.P. 0.00% Add +5.2% 66,142 $4.6M
Swiss National Bank 0.00% Add +0.9% 64,100 $4.5M
Kornitzer Capital Management Inc. 0.09% No change 64,080 $4.5M
LPL Financial LLC 0.00% Add +36.1% 60,834 $4.3M
Allianz Asset Management GmbH 0.01% Reduce -47.3% 57,955 $4.0M
California Public Employees Retirement System 0.00% Reduce -6.4% 57,261 $4.0M
BlackBarn Capital Partners LP 1.54% New 55,997 $3.9M
Kennedy Capital Management LLC 0.08% Reduce -38.0% 53,881 $3.8M
State of Wisconsin Investment Board 0.01% Add +19.0% 53,750 $3.8M
Marshall Wace, LLP 0.00% Reduce -75.7% 45,118 $3.2M
Jump Financial, LLC 0.07% Add +415.8% 44,460 $3.1M
Verition Fund Management LLC 0.02% Add +264.1% 43,715 $3.1M
Prudential Financial Inc. 0.00% Reduce -2.1% 42,890 $3.0M
D. E. Shaw & Co. 0.00% Add +171.7% 40,380 $2.8M
Stifel Financial Corp. 0.00% Reduce -2.5% 39,920 $2.8M
Quantbot Technologies LP 0.10% New 37,750 $2.6M
CANADA LIFE ASSURANCE Co 0.00% Reduce -3.3% 37,748 $2.6M
Creative Planning 0.00% Reduce -0.5% 35,500 $2.5M
Vident Advisory, LLC 0.04% Add +51.6% 35,410 $2.5M
Mitsubishi UFJ Asset Management Co., Ltd. 0.00% Reduce -42.4% 33,521 $2.4M
AQR Capital Management 0.00% Add +12.0% 34,039 $2.4M
Gsa Capital Partners LLP 0.18% New 33,924 $2.4M
Connor, Clark & Lunn Investment Management Ltd. 0.01% Reduce -53.7% 33,376 $2.3M
Assenagon Asset Management S.A. 0.00% Reduce -39.4% 33,080 $2.3M
Rice Hall James & Associates, LLC 0.13% Reduce -0.7% 32,882 $2.3M
Aberdeen Group plc 0.00% Reduce -2.5% 32,510 $2.3M
California State Teachers Retirement System 0.00% Reduce -0.9% 30,507 $2.1M
Wells Fargo & Company 0.00% Reduce -6.3% 30,069 $2.1M
Homestead Advisers Corp 0.05% No change 29,600 $2.1M
Thrivent Financial for Lutherans 0.00% Add +1.4% 28,623 $2.1M
Deutsche Bank AG 0.00% Add +52.0% 28,487 $2.0M
Isthmus Partners, LLC 0.24% Add +1.8% 28,291 $2.0M
Cerity Partners LLC 0.00% Reduce -67.7% 26,230 $1.9M
First Trust Advisors LP 0.00% Reduce -75.4% 26,295 $1.8M
Intech Investment Management LLC 0.02% Add +121.5% 24,577 $1.7M
Gotham Asset Management 0.02% Add +110.0% 23,990 $1.7M
Numerai GP LLC 0.45% New 23,765 $1.7M
Franklin Resources Inc. 0.00% Add +3.3% 23,266 $1.6M
FMR LLC 0.00% Reduce -91.6% 22,059 $1.5M
Envestnet Asset Management Inc. 0.00% Reduce -34.1% 21,502 $1.5M
Wolverine Trading, LLC 0.03% Add +981.5% 21,132 $1.5M
Voya Investment Management LLC 0.00% Reduce -83.3% 20,774 $1.5M

"% of holder's portfolio" is ACLS's weight in each manager's 13F, not the share of Axcelis Technologies Inc. the manager owns.

Show all 324 holders