What does CUSIP 054540208 represent in this 13F holders report?

CUSIP 054540208 is the security identifier for ACLS - AXCELIS TECHNOLOGIES INC - Common Stock used to aggregate holder disclosures.

How many institutions held ACLS - AXCELIS TECHNOLOGIES INC - Common Stock in Q3 2017?

143 institutional investors reported ACLS - AXCELIS TECHNOLOGIES INC - Common Stock for Q3 2017. Use the holders table for investor-level position and value details.

AXCELIS TECHNOLOGIES INC - Common Stock (ACLS)

CUSIP: 054540208

Q3 2017 13F Holders as of 30 Sep 2017

Type / Class: Equity / Common Stock
Shares outstanding: 30,574,962
Total 13F shares: 25,026,149
Share change: +1,126,920
Total reported value: $684,283,569
Put/Call ratio: 65%
Price per share: $27.35
Number of holders: 143
Value change: +$35,371,517
Number of buys: 79
Number of sells: 57

Quarterly Holders Quick Answers

What is CUSIP 054540208?
CUSIP 054540208 identifies ACLS - AXCELIS TECHNOLOGIES INC - Common Stock in SEC institutional holdings data.

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Newer quarter: Q4 2017
Previous quarter: Q2 2017

Recent filing periods for CUSIP 054540208:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

Top shareholders of ACLS - AXCELIS TECHNOLOGIES INC - Common Stock (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
PRIMECAP MANAGEMENT CO/CA/	13F	Company	11%	3,370,550	$70,613,000	—	30 Jun 2017	13F
Senvest Management, LLC	13F	Company	9.3%	2,856,610	$59,846,000	—	30 Jun 2017	13F
DONALD SMITH & CO., INC.	13F	Company	8.6%	2,635,698	$55,218,000	—	30 Jun 2017	13F
BlackRock Finance, Inc.	13F	Company	6.3%	1,940,103	$40,645,000	—	30 Jun 2017	13F
DIMENSIONAL FUND ADVISORS LP	13F	Company	5.9%	1,809,984	$37,920,000	—	30 Jun 2017	13F
VANGUARD GROUP INC	13F	Company	4.2%	1,282,745	$26,873,000	—	30 Jun 2017	13F
Hood River Capital Management LLC	13F	Company	2.7%	815,456	$17,084,000	—	30 Jun 2017	13F
Tenzing Global Management, LLC	13F	Company	2%	625,000	$13,094,000	—	30 Jun 2017	13F
PEREGRINE CAPITAL MANAGEMENT LLC	13F	Company	1.9%	572,856	$12,001,000	—	30 Jun 2017	13F
STATE STREET CORP	13F	Company	1.8%	547,721	$11,475,000	—	30 Jun 2017	13F
NORGES BANK	13F	Company	1.8%	543,784	$11,392,000	—	30 Jun 2017	13F
DRIEHAUS CAPITAL MANAGEMENT LLC	13F	Company	1.5%	453,443	$9,500,000	—	30 Jun 2017	13F
NORTHERN TRUST CORP	13F	Company	1.2%	368,975	$7,730,000	—	30 Jun 2017	13F
BANK OF MONTREAL /CAN/	13F	Company	1.1%	329,510	$6,902,000	—	30 Jun 2017	13F
TWO SIGMA INVESTMENTS, LP	13F	Company	1%	314,608	$6,591,000	—	30 Jun 2017	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	0.83%	252,735	$5,294,000	—	30 Jun 2017	13F
AQR CAPITAL MANAGEMENT LLC	13F	Company	0.77%	234,139	$4,906,000	—	30 Jun 2017	13F
UBS Group AG	13F	Company	0.76%	232,786	$4,877,000	—	30 Jun 2017	13F
FULLER & THALER ASSET MANAGEMENT, INC.	13F	Company	0.69%	210,800	$4,416,000	—	30 Jun 2017	13F
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM	13F	Company	0.6%	184,975	$3,875,000	—	30 Jun 2017	13F
PDT Partners, LLC	13F	Company	0.58%	176,305	$3,694,000	—	30 Jun 2017	13F
Bank of New York Mellon Corp	13F	Company	0.56%	170,554	$3,573,000	—	30 Jun 2017	13F
FORESTERS INVESTMENT MANAGEMENT COMPANY, INC.	13F	Company	0.53%	163,500	$3,425,000	—	30 Jun 2017	13F
Russell Investments Group, Ltd.	13F	Company	0.53%	161,665	$3,386,000	—	30 Jun 2017	13F
Informed Momentum Co LLC	13F	Company	0.52%	159,801	$3,348,000	—	30 Jun 2017	13F
TWO SIGMA ADVISERS, LP	13F	Company	0.49%	150,922	$3,162,000	—	30 Jun 2017	13F
KENNEDY CAPITAL MANAGEMENT LLC	13F	Company	0.48%	146,890	$3,077,000	—	30 Jun 2017	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	0.47%	144,622	$3,030,000	—	30 Jun 2017	13F
Intrinsic Edge Capital Management LLC	13F	Company	0.46%	141,658	$2,968,000	—	30 Jun 2017	13F
D. E. Shaw & Co., Inc.	13F	Company	0.43%	130,671	$2,738,000	—	30 Jun 2017	13F
Adirondack Research & Management Inc.	13F	Company	— class O/S missing	107,495	$2,252,000	—	30 Jun 2017	13F
Millrace Asset Group, Inc.	13F	Company	0.29%	90,000	$1,886,000	—	30 Jun 2017	13F
DEUTSCHE BANK AG\	13F	Company	0.29%	88,598	$1,854,000	—	30 Jun 2017	13F
SG Americas Securities, LLC	13F	Company	0.29%	87,977	$1,843,000	—	30 Jun 2017	13F
Employees Retirement System of Texas	13F	Company	0.29%	87,750	$1,838,000	—	30 Jun 2017	13F
GSA CAPITAL PARTNERS LLP	13F	Company	0.26%	80,765	$1,692,000	—	30 Jun 2017	13F
TIAA CREF INVESTMENT MANAGEMENT LLC	13F	Company	0.26%	79,807	$1,672,000	—	30 Jun 2017	13F
CANADA PENSION PLAN INVESTMENT BOARD	13F	Company	0.26%	79,000	$1,655,000	—	30 Jun 2017	13F
AMERIPRISE FINANCIAL INC	13F	Company	0.26%	78,738	$1,649,000	—	30 Jun 2017	13F
MORGAN STANLEY	13F	Company	0.25%	77,961	$1,633,000	—	30 Jun 2017	13F
Spark Investment Management LLC	13F	Company	0.25%	77,800	$1,629,000	—	30 Jun 2017	13F
KBC Group NV	13F	Company	0.25%	77,218	$1,618,000	—	30 Jun 2017	13F
FRIESS ASSOCIATES LLC	13F	Company	0.25%	77,059	$1,614,000	—	30 Jun 2017	13F
Invesco Ltd.	13F	Company	0.25%	75,797	$1,588,000	—	30 Jun 2017	13F
Engineers Gate Manager LP	13F	Company	0.23%	70,363	$1,474,000	—	30 Jun 2017	13F
SUSQUEHANNA INTERNATIONAL GROUP, LLP	13F	Company	0.22%	68,167	$1,428,000	—	30 Jun 2017	13F
BNP PARIBAS FINANCIAL MARKETS	13F	Company	0.22%	67,823	$1,420,892	—	30 Jun 2017	13F
RENAISSANCE TECHNOLOGIES LLC	13F	Company	0.21%	63,099	$1,322,000	—	30 Jun 2017	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	0.2%	62,100	$1,301,000	—	30 Jun 2017	13F
PARAMETRIC PORTFOLIO ASSOCIATES LLC	13F	Company	0.19%	58,564	$1,227,000	—	30 Jun 2017	13F

Institutional Holders of AXCELIS TECHNOLOGIES INC - Common Stock (ACLS) as of Q3 2017

As of 30 Sep 2017, AXCELIS TECHNOLOGIES INC - Common Stock (ACLS) was held by 143 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 25,026,149 shares. The largest 10 holders included PRIMECAP MANAGEMENT CO/CA/, Senvest Management, LLC, DONALD SMITH & CO., INC., BlackRock Inc., DIMENSIONAL FUND ADVISORS LP, VANGUARD GROUP INC, PEREGRINE CAPITAL MANAGEMENT LLC, Tenzing Global Management, LLC, NORGES BANK, and MILLENNIUM MANAGEMENT LLC. This page lists 143 institutional shareholders reporting positions in this security for the Q3 2017 filing period.

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q3 2017 vs Q2 2017 Across Filers

Q2 2017 holders

125

Q3 2017 holders

143

Holder diff

Investor	Q2 2017 Shares	Q3 2017 Shares	Share Diff	Share Chg %	Q2 2017 Value $	Q3 2017 Value $	Value Diff $	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.