Axcelis Technologies Inc

ACLS

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

SEC filings (opens in a new tab)

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.

Q3 2024 vs. Q2 2024

How the institutions holding Axcelis Technologies Inc changed between Q2 2024 and Q3 2024.

All holders in Q3 2024 All holders in Q2 2024

13F holders of ACLS: Q2 2024 compared with Q3 2024
Measure	Q2 2024	Of which not filed for Q3 2024	Q3 2024	Change
Holders	393	3	369	−21
Shares	30.6M	5.83M	30.3M	+5.49M (+22.2%)
Value	$4.35B	$829.6M	$3.17B	−$350.2M (−10.0%)

3 institutions that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so the changes leave them out.

New holders (57)

Institutions that held Axcelis Technologies Inc at the end of Q3 2024 but not at the end of Q2 2024.

Institutions new to ACLS in Q3 2024
Institution	Shares	Value	% of portfolio
BlackRock, Inc.	5,338,593	$559.8M	0.01%
Boston Trust Walden Corp	506,427	$53.1M	0.37%
Weiss Asset Management LP	132,322	$13.9M	0.35%
HRT Financial LP	126,021	$13.2M	0.07%
Squarepoint Ops LLC	74,469	$7.81M	0.03%
Renaissance Technologies LLC	39,799	$4.17M	0.01%
Centiva Capital, LP	20,914	$2.19M	0.10%
Neo Ivy Capital Management	12,516	$1.31M	0.42%
Dynamic Technology Lab Private Ltd	12,434	$1.30M	0.14%
Scotia Capital Inc.	12,002	$1.26M	0.01%
Tudor Investment Corp Et Al	11,440	$1.20M	0.01%
Great Lakes Advisors, LLC	11,397	$1.19M	0.01%
Jump Financial, LLC	8,619	$903.7K	0.02%
Prelude Capital Management, LLC	8,362	$876.8K	0.07%
Petrus Trust Company, LTA	7,675	$804.7K	0.08%
Keebeck Alpha, LP	7,521	$788.6K	0.51%
Two Sigma Investments, LP	7,300	$765.4K	0.00%
PEAK6 Investments LLC	6,885	$721.9K	0.04%
Virtu Financial LLC	6,672	$700.0K	0.04%
Schonfeld Strategic Advisors LLC	5,468	$573.3K	0.00%
Landscape Capital Management, L.L.C.	5,454	$571.9K	0.06%
Eventide Asset Management, LLC	5,276	$553.2K	0.01%
Oppenheimer & Co Inc	4,700	$492.8K	0.01%
Shell Asset Management Co	3,422	$359.0K	0.02%
Net Worth Advisory Group	3,388	$355.2K	0.11%
Boothbay Fund Management, LLC	3,004	$315.0K	0.01%
Kerrisdale Advisers, LLC	2,730	$286.2K	0.10%
Woodline Partners LP	2,517	$263.9K	0.00%
Teamwork Financial Advisors, LLC	2,500	$262.1K	0.04%
Bridgefront Capital, LLC	2,464	$258.4K	0.10%
Gallacher Capital Management LLC	2,455	$257.4K	0.12%
Acadian Asset Management LLC	2,455	$257.0K	0.00%
Future Financial Wealth Managment LLC	1,000	$104.8K	0.07%
Truvestments Capital LLC	658	$69.0K	0.02%
Caitlin John, LLC	315	$25.1K	0.02%
Jones Financial Companies LLLP	219	$23.5K	0.00%
Oarsman Capital, Inc.	160	$16.8K	0.00%
CIBC Private Wealth Group, LLC	159	$16.7K	0.00%
Aster Capital Management (DIFC) Ltd	141	$14.8K	0.00%
Bessemer Group Inc	102	$11.0K	0.00%
Talon Private Wealth, LLC	81	$8.49K	0.00%
Jaffetilchin Investment Partners, LLC	80	$8.39K	0.00%
Clear Street Markets LLC	66	$7.00K	0.00%
TD Waterhouse Canada Inc.	44	$4.48K	0.00%
Planned Solutions, Inc.	40	$4.19K	0.00%
Nelson, Van Denburg & Campbell Wealth Management Group, LLC	39	$4.09K	0.00%
Ci Investments Inc.	40	$4.00K	0.00%
Sterling Capital Management LLC	33	$3.46K	0.00%
Claris Advisors, LLC	26	$2.73K	0.00%
CoreCap Advisors, LLC	24	$2.52K	0.00%
NVWM, LLC	12	$1.26K	0.00%
VitalStone Financial, LLC	10	$1.05K	0.00%
Creekmur Asset Management LLC	8	$839	0.00%
Capital Performance Advisors LLP	7	$734	0.00%
Bruce G. Allen Investments, LLC	6	$629	0.00%
Mendota Financial Group, LLC	3	$315	0.00%
Hemington Wealth Management	3	$0	0.00%

Sold out (78)

Institutions that held Axcelis Technologies Inc at the end of Q2 2024 and filed for Q3 2024 without it.

Institutions that sold out of ACLS in Q3 2024
Institution	Shares, Q2 2024	Value, Q2 2024
Rafferty Asset Management, LLC	259,578	$36.9M
Clark Capital Management Group, Inc.	201,990	$28.7M
Algert Global LLC	52,972	$7.53M
S Squared Technology, LLC	49,000	$6.97M
Mirae Asset Global Investments Co., Ltd.	46,698	$6.51M
Qube Research & Technologies Ltd	26,683	$3.79M
Healthcare of Ontario Pension Plan Trust Fund	25,000	$3.55M
Crown Advisors Management, Inc.	25,000	$3.55M
CWM Advisors, LLC	14,479	$2.06M
Redwood Investments, LLC	14,047	$1.98M
Macquarie Group Ltd	13,280	$1.89M
Cavalier Investments, LLC	11,137	$1.58M
Hussman Strategic Advisors, Inc.	10,500	$1.49M
Blackhawk Capital Partners LLC.	10,130	$1.44M
LSV Asset Management	10,000	$1.42M
Atria Wealth Solutions, Inc.	8,668	$1.23M
Ardsley Advisory Partners LP	8,200	$1.17M
Alberta Investment Management Corp	6,900	$981.1K
Two Sigma Advisers, LP	6,900	$981.1K
Nissay Asset Management Corp	6,602	$938.7K
UniSuper Management Pty Ltd	6,451	$917.3K
Catalyst Capital Advisors LLC	6,000	$853.1K
Thrive Capital Management, LLC	5,132	$729.7K
Williamson Legacy Group, LLC	4,804	$683.1K
Castellan Group, LLC	4,700	$668.3K
Simplex Trading, LLC	4,021	$571.0K
Global X Japan Co., Ltd.	3,754	$533.8K
Inceptionr LLC	3,691	$524.8K
Gsa Capital Partners LLP	3,180	$452.0K
Change Path, LLC	3,025	$430.0K
Hohimer Wealth Management, LLC	2,851	$405.4K
Savant Capital, LLC	2,824	$401.5K
EntryPoint Capital, LLC	2,777	$394.9K
Kovitz Investment Group Partners, LLC	2,728	$387.9K
Clare Market Investments LLC	2,500	$355.5K
Ethic Inc.	2,444	$347.5K
Nebula Research & Development LLC	2,383	$338.8K
Park Avenue Securities LLC	2,372	$337.0K
Lifestyle Asset Management, Inc.	2,358	$335.3K
Sanctuary Advisors, LLC	3,142	$323.8K
Nordea Investment Management AB	2,094	$302.8K
Entropy Technologies, LP	2,076	$295.2K
Koshinski Asset Management, Inc.	1,895	$286.3K
Rakuten Investment Management, Inc.	1,998	$278.6K
Wealthcare Advisory Partners LLC	1,846	$262.5K
Federated Hermes, Inc.	1,810	$257.4K
Raymond James & Associates	1,778	$252.8K
Linden Thomas Advisory Services, LLC	1,766	$251.1K
Lido Advisors, LLC	1,729	$245.8K
MML Investors Services, LLC	1,688	$240.0K
GTS Securities LLC	1,686	$239.7K
United Capital Financial Advisers, LLC	1,666	$236.9K
Gamco Investors, Inc. Et Al	1,665	$236.7K
Mission Wealth Management, LP	1,647	$234.2K
Syon Capital LLC	1,621	$230.5K
Avantax Advisory Services, Inc.	1,611	$229.1K
Cim Investment Mangement Inc	1,567	$222.8K
QRG Capital Management, Inc.	1,559	$221.7K
Smith Shellnut Wilson LLC	1,540	$219.0K
We Are One Seven, LLC	1,503	$213.7K
Quantinno Capital Management LP	1,470	$209.0K
Juncture Wealth Strategies, LLC	1,446	$205.6K
Nkcfo LLC	1,300	$185.0K
Strategic Financial Concepts, LLC	17,487	$149.0K
Leonteq Securities AG	350	$49.8K
Ashton Thomas Private Wealth, LLC	275	$39.1K
Public Employees Retirement System of Ohio	161	$22.9K
Proequities, Inc.	160	$22.8K
Group One Trading, L.P.	155	$22.0K
Sandy Spring Bank	145	$20.6K
Picton Mahoney Asset Management	82	$11.0K
Unique Wealth Strategies, LLC	80	$8.92K
Mascoma Wealth Management LLC	35	$4.98K
Gradient Investments LLC	31	$4.41K
Atticus Wealth Management, LLC	11	$1.56K
Innealta Capital, LLC	9	$1.28K
Spire Wealth Management	8	$1.14K
Mather Group, LLC.	10	$1.11K

Not filed for Q3 2024 yet (3)

Institutions that held Axcelis Technologies Inc at the end of Q2 2024 and haven't filed a 13F for Q3 2024. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding ACLS in Q2 2024 that haven't filed for Q3 2024
Institution	Shares, Q2 2024	Value, Q2 2024
BlackRock Inc.	5,806,807	$825.7M
Susquehanna Fundamental Investments, LLC	27,735	$3.94M
Benjamin F. Edwards & Company, Inc.	36	$5.00K