What does CUSIP 00508Y102 represent in this 13F holders report?

CUSIP 00508Y102 is the security identifier for AYI - ACUITY INC. (DE) - Common Stock used to aggregate holder disclosures.

How many institutions held AYI - ACUITY INC. (DE) - Common Stock in Q4 2017?

409 institutional investors reported AYI - ACUITY INC. (DE) - Common Stock for Q4 2017. Use the holders table for investor-level position and value details.

ACUITY INC. (DE) - Common Stock (AYI)

CUSIP: 00508Y102

Q4 2017 13F Holders as of 31 Dec 2017

Type / Class: Equity / Common Stock
Shares outstanding: 30,364,363
Total 13F shares: 46,102,604
Share change: +316,052
Total reported value: $8,111,729,478
Put/Call ratio: 100%
Price per share: $176.00
Number of holders: 409
Value change: +$60,241,558
Number of buys: 171
Number of sells: 206

Quarterly Holders Quick Answers

What is CUSIP 00508Y102?
CUSIP 00508Y102 identifies AYI - ACUITY INC. (DE) - Common Stock in SEC institutional holdings data.

Need full ownership history?
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Related Filing Research

Latest 13F filings for newly reported positions.
Latest Schedule 13D/13G reports for ownership changes outside 13F cadence.
Latest 10-Q/10-K reports for financial context tied to this issuer.
Recent insider transactions for executive and insider activity.
SEC investors directory and top value investors for manager drilldown.
Back to full security ownership history.

Explore More Reporting Periods

Jump to adjacent filing periods for faster comparison and easier crawl discovery.

Newer quarter: Q1 2018
Previous quarter: Q3 2017

Recent filing periods for CUSIP 00508Y102:

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

Top shareholders of AYI - ACUITY INC. (DE) - 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
PRICE T ROWE ASSOCIATES INC /MD/	13F	Company	23%	7,031,290	$1,204,319,000	—	30 Sep 2017	13F
VANGUARD GROUP INC	13F	Company	14%	4,155,441	$711,744,000	—	30 Sep 2017	13F
BlackRock Finance, Inc.	13F	Company	14%	4,136,494	$708,499,000	—	30 Sep 2017	13F
GENERATION INVESTMENT MANAGEMENT LLP	13F	Company	11%	3,351,140	$573,983,000	—	30 Sep 2017	13F
STATE STREET CORP	13F	Company	6.2%	1,896,329	$324,806,000	—	30 Sep 2017	13F
ATLANTA CAPITAL MANAGEMENT CO L L C	13F	Company	4.7%	1,414,460	$242,269,000	—	30 Sep 2017	13F
AMERIPRISE FINANCIAL INC	13F	Company	4.5%	1,371,399	$234,894,000	—	30 Sep 2017	13F
Aberdeen Group plc	13F	Company	4.5%	1,368,214	$234,349,000	—	30 Sep 2017	13F
Artisan Partners Limited Partnership	13F	Company	3.8%	1,140,907	$195,415,000	—	30 Sep 2017	13F
Alyeska Investment Group, L.P.	13F	Company	2.9%	886,653	$151,866,000	—	30 Sep 2017	13F
AMERICAN CENTURY COMPANIES INC	13F	Company	2.6%	779,190	$133,460,000	—	30 Sep 2017	13F
BAMCO INC /NY/	13F	Company	2%	602,501	$103,196,000	—	30 Sep 2017	13F
Invesco Ltd.	13F	Company	1.9%	590,031	$101,060,000	—	30 Sep 2017	13F
NN Investment Partners Holdings N.V.	13F	Company	1.9%	565,749	$96,901,000	—	30 Sep 2017	13F
JPMORGAN CHASE & CO	13F	Company	1.6%	493,590	$82,988,000	—	30 Sep 2017	13F
NEW YORK STATE COMMON RETIREMENT FUND	13F	Company	1.6%	475,942	$81,519,000	—	30 Sep 2017	13F
NORTHERN TRUST CORP	13F	Company	1.6%	475,022	$81,362,000	—	30 Sep 2017	13F
BANK OF AMERICA CORP /DE/	13F	Company	1.5%	469,351	$80,391,000	—	30 Sep 2017	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	1.5%	468,735	$80,140,000	—	30 Sep 2017	13F
GOLDMAN SACHS GROUP INC	13F	Company	1.5%	465,159	$79,673,000	—	30 Sep 2017	13F
Impax Asset Management LTD	13F	Company	1.4%	410,325	$70,280,000	—	30 Sep 2017	13F
AustralianSuper Pty Ltd	13F	Company	1.3%	407,600	$69,814,000	—	30 Sep 2017	13F
Bank of New York Mellon Corp	13F	Company	1.3%	392,357	$67,203,000	—	30 Sep 2017	13F
EAGLE ASSET MANAGEMENT INC	13F	Company	1.3%	382,456	$65,048,000	—	30 Sep 2017	13F
VILLERE ST DENIS J & CO LLC	13F	Company	1.2%	365,438	$62,592,000	—	30 Sep 2017	13F
FMR LLC	13F	Company	1.2%	350,593	$60,050,000	—	30 Sep 2017	13F
CONGRESS ASSET MANAGEMENT CO	13F	Company	1.1%	348,997	$59,776,000	—	30 Sep 2017	13F
Clearbridge Investments, LLC	13F	Company	1.1%	345,173	$59,121,000	—	30 Sep 2017	13F
RIVERBRIDGE PARTNERS LLC	13F	Company	1.1%	342,809	$58,716,000	—	30 Sep 2017	13F
NORGES BANK	13F	Company	1.1%	339,671	$58,179,000	—	30 Sep 2017	13F
DEUTSCHE BANK AG\	13F	Company	1.1%	330,538	$56,609,000	—	30 Sep 2017	13F
VIRTUS CAPITAL ADVISERS, LLC	13F	Company	0.86%	260,350	$44,593,000	—	30 Sep 2017	13F
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main	13F	Company	0.76%	230,166	$39,423,000	—	30 Sep 2017	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	0.75%	228,620	$39,159,000	—	30 Sep 2017	13F
GUGGENHEIM CAPITAL LLC	13F	Company	0.74%	224,971	$38,536,000	—	30 Sep 2017	13F
Marshall Wace North America L.P.	13F	Company	0.72%	218,726	$37,402,000	—	30 Sep 2017	13F
Legal & General Group Plc	13F	Company	0.69%	210,407	$36,039,000	—	30 Sep 2017	13F
PARAMETRIC PORTFOLIO ASSOCIATES LLC	13F	Company	0.67%	203,801	$34,907,000	—	30 Sep 2017	13F
DIMENSIONAL FUND ADVISORS LP	13F	Company	0.6%	181,557	$31,093,000	—	30 Sep 2017	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	0.59%	180,422	$30,903,000	—	30 Sep 2017	13F
FRANKLIN RESOURCES INC	13F	Company	0.57%	172,661	$29,573,000	—	30 Sep 2017	13F
Sheffield Asset Management, L.L.C.	13F	Company	0.57%	172,091	$29,476,000	—	30 Sep 2017	13F
JANUS HENDERSON GROUP PLC	13F	Company	0.56%	170,355	$29,172,000	—	30 Sep 2017	13F
Swiss National Bank	13F	Company	0.53%	162,400	$27,816,000	—	30 Sep 2017	13F
State of New Jersey Common Pension Fund D	13F	Company	0.53%	160,000	$27,405,000	—	30 Sep 2017	13F
Sumitomo Mitsui Trust Group, Inc.	13F	Company	0.51%	155,027	$26,553,000	—	30 Sep 2017	13F
DAVIS R M INC	13F	Company	0.47%	141,598	$24,253,000	—	30 Sep 2017	13F
KORNITZER CAPITAL MANAGEMENT INC /KS	13F	Company	0.42%	127,338	$21,810,000	—	30 Sep 2017	13F
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	13F	Company	0.42%	127,293	$21,802,745	—	30 Sep 2017	13F
Retirement Systems of Alabama	13F	Company	0.42%	126,222	$21,619,000	—	30 Sep 2017	13F

Institutional Holders of ACUITY INC. (DE) - Common Stock (AYI) as of Q4 2017

As of 31 Dec 2017, ACUITY INC. (DE) - Common Stock (AYI) was held by 409 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 46,102,604 shares. The largest 10 holders included PRICE T ROWE ASSOCIATES INC /MD/, Vanguard Group Inc, GENERATION INVESTMENT MANAGEMENT LLP, BlackRock Inc., STATE STREET CORP, ATLANTA CAPITAL MANAGEMENT CO L L C, Standard Life Aberdeen plc, FMR LLC, JPMORGAN CHASE & CO, and AMERIPRISE FINANCIAL INC. This page lists 409 institutional shareholders reporting positions in this security for the Q4 2017 filing period.

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

Compare Q4 2017 vs Q3 2017 Across Filers

Q3 2017 holders

395

Q4 2017 holders

409

Holder diff

Investor	Q3 2017 Shares	Q4 2017 Shares	Share Diff	Share Chg %	Q3 2017 Value $	Q4 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.