Acuity Brands Ownership | Who Owns Acuity Brands?

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Acuity Brands Ownership Summary

Acuity Brands is owned by 20.20% institutional investors, 0.42% insiders, and 79.37% retail investors. Blackrock is the largest institutional shareholder, holding 11.20% of AYI shares. iShares Core S&P Mid-Cap ETF is the top mutual fund, with 3.25% of its assets in Acuity Brands shares.

AYI Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Acuity Brands	20.20%	0.42%	79.37%
Sector	Industrials Stocks	47.69%	12.55%	39.76%
Industry	Electrical Equipment Stocks	30.79%	16.75%	52.46%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Blackrock	3.45M	11.20%	$833.95M
Vanguard group	2.96M	9.65%	$1.07B
Blackrock funding, inc. /de	2.90M	9.45%	$1.04B
Fmr	1.55M	5.05%	$533.32M
Durable capital partners lp	1.36M	4.44%	$469.62M
State street	934.43K	3.04%	$321.81M
Wellington management group llp	895.70K	2.92%	$308.47M
American century companies	815.05K	2.66%	$280.70M
Boston partners	633.06K	2.06%	$218.07M
Jpmorgan chase	601.18K	1.96%	$216.45M

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Allen operations	344.10K	15.50%	$123.89M
Greenstone partners	192.88K	12.15%	$66.43M
Greenstone partners	161.54K	11.29%	$42.54M
Cairn investment group	22.88K	3.91%	$8.24M
Durable capital partners lp	1.36M	3.48%	$469.62M
Lathrop investment management	49.70K	3.25%	$17.89M
Schwerin boyle capital management	79.92K	3.15%	$28.77M
Palestra capital management	265.80K	2.95%	$91.54M
Seizert capital partners	180.57K	2.75%	$65.01M
Ashford capital management	54.64K	2.10%	$18.82M

Top Buyers

Holder	Shares	% Assets	Change
Blackrock	3.45M	0.02%	546.55K
Balyasny asset management	400.84K	0.18%	400.84K
Norges bank	385.37K	0.01%	385.37K
Palestra capital management	265.80K	2.95%	265.80K
Price t rowe associates inc /md/	303.20K	0.01%	257.77K

Top Sellers

Holder	Shares	% Assets	Change
Fmr	1.55M	0.03%	-258.41K
Sound shore management inc /ct/	-	-	-186.13K
Caisse de depot et placement du quebec	-	-	-118.45K
Jpmorgan chase	601.18K	0.01%	-110.59K
Captrust financial advisors	92.17K	0.06%	-87.65K

New Positions

Holder	Shares	% Assets	Change	Value
Norges bank	385.37K	0.01%	385.37K	$138.75M
Palestra capital management	265.80K	2.95%	265.80K	$91.54M
Greenstone partners	192.88K	12.15%	192.88K	$66.43M
Merewether investment management, lp	147.10K	1.21%	147.10K	$50.66M
Interval partners, lp	62.87K	0.35%	62.87K	$21.65M

Sold Out

Holder	Change
Tfc financial management	-1.00
American capital advisory	-1.00
Tfo-tdc	-1.00
Crewe advisors	-1.00
New millennium group	-2.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Dec 31, 2025	261	-55.23%	6,203,428	-78.38%	20	0.23%	129	-53.76%	72	-60.87%
Sep 30, 2025	273	-51.16%	7,293,529	-74.70%	23	0.27%	131	-45.64%	74	-66.21%
Jun 30, 2025	557	0.91%	31,011,747	4.63%	100	1.10%	239	-18.15%	220	34.15%
Mar 31, 2025	18	-96.73%	1,567,941	-94.81%	5	0.05%	9	-96.83%	5	-97.13%
Dec 31, 2024	537	10.49%	30,121,675	2.48%	97	1.07%	272	25.93%	172	1.78%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
iShares Core S&P Mid-Cap ETF	996.20K	3.25%	-
Vanguard Total Stock Mkt Idx Inv	971.09K	3.17%	-23.07K
Vanguard US Total Market Shares ETF	979.52K	3.16%	704.00
Vanguard Small Cap Index	750.25K	2.45%	-4.86K
American Century Ultra® Inv	530.00K	1.73%	-
American Century US Premier Lg Cp Gr	530.00K	1.73%	-
FullerThaler Behavioral Sm-Cp Eq R6	525.74K	1.72%	-548.93K
FullerThaler Behavioral Small-Cap Equity	525.74K	1.72%	-548.93K
Vanguard Small Cap Value Index Inv	483.22K	1.58%	1.38K
JPM US Mid Cap Value-Composite	465.77K	1.52%	26.69K

Recent Insider Transactions

Date	Name	Role	Activity	Value
Jan 28, 2026	HOLCOM KAREN J	SVP & Chief Financial Officer	Sell	$1.54M
Oct 28, 2025	GOLDMAN BARRY R	SVP & General Counsel	Sell	$137.51K
Oct 28, 2025	GOLDMAN BARRY R	SVP & General Counsel	Sell	$365.34K
Oct 28, 2025	GOLDMAN BARRY R	SVP & General Counsel	Sell	$671.12K
Oct 28, 2025	GOLDMAN BARRY R	SVP & General Counsel	Sell	$171.90K

Insider Transactions Trends

Date	Buy	Sell
2026 Q1	-	1
2025 Q4	-	9
2025 Q3	-	2
2025 Q2	-	1
2025 Q1	-	-

AYI Ownership FAQ

Who Owns Acuity Brands?

Acuity Brands shareholders are primarily institutional investors at 20.20%, followed by 0.42% insiders and 79.38% retail investors. The average institutional ownership in Acuity Brands's industry, Electrical Equipment Stocks, is 30.79%, which Acuity Brands falls below.

Who owns the most shares of Acuity Brands?

Acuity Brands’s largest shareholders are Blackrock (3.45M shares, 11.20%), Vanguard group (2.96M shares, 9.65%), and Blackrock funding, inc. /de (2.9M shares, 9.45%). Together, they hold 30.30% of Acuity Brands’s total shares outstanding.

Does Blackrock own Acuity Brands?

Yes, BlackRock owns 11.20% of Acuity Brands, totaling 3.45M shares as of Jun 2024. This represents 0.02% of BlackRock's total assets, with a market value of 833.95M$. In the last quarter, BlackRock increased its holdings by 546.55K shares, a 18.80% change.

Who is Acuity Brands’s biggest shareholder by percentage of total assets invested?

Allen operations is Acuity Brands’s biggest shareholder by percentage of total assets invested, with 15.50% of its assets in 344.1K Acuity Brands shares, valued at 123.89M$.

Who is the top mutual fund holder of Acuity Brands shares?

iShares Core S&P Mid-Cap ETF is the top mutual fund holder of Acuity Brands shares, with 3.25% of its total shares outstanding invested in 996.2K Acuity Brands shares.

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