Acuity Brands Ownership | Who Owns Acuity Brands?

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Acuity Brands Ownership Summary

Acuity Brands is owned by 30.46% institutional investors, 0.42% insiders, and 69.11% 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 3.40% of its assets in Acuity Brands shares.

AYI Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Acuity Brands	30.46%	0.42%	69.11%
Sector	Industrials Stocks	49.61%	15.69%	34.70%
Industry	Electrical Equipment Stocks	33.05%	15.96%	50.99%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Blackrock	3.45M	11.20%	$833.95M
Blackrock funding, inc. /de	3.06M	10.00%	$858.28M
Vanguard group	2.96M	9.65%	$1.07B
Fmr	2.36M	7.69%	$660.09M
State street	946.60K	3.09%	$265.26M
Jpmorgan chase	771.22K	2.52%	$210.10M
Wellington management group llp	763.04K	2.49%	$213.82M
American century companies	748.98K	2.45%	$209.88M
T. rowe price investment management	690.62K	2.25%	$193.53M
Dimensional fund advisors lp	635.16K	2.07%	$177.97M

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Allen operations	344.10K	14.40%	$96.42M
Greenstone partners	179.71K	12.75%	$50.36M
Greenstone partners	192.88K	12.15%	$66.43M
Alua capital management lp	226.17K	5.59%	$63.38M
Cairn investment group	22.67K	3.16%	$6.35M
Lightrock netherlands b.v.	44.80K	2.68%	$12.55M
Schwerin boyle capital management	74.06K	2.63%	$20.75M
Lathrop investment management	48.56K	2.55%	$13.61M
Seizert capital partners	170.77K	2.20%	$47.85M
Ashford capital management	63.54K	2.20%	$17.80M

Top Buyers

Holder	Shares	% Assets	Change
Fmr	2.36M	0.03%	677.70K
T. rowe price investment management	690.62K	0.13%	600.60K
Blackrock	3.45M	0.02%	546.55K
Norges bank	385.37K	0.01%	385.37K
Alua capital management lp	226.17K	5.59%	226.17K

Top Sellers

Holder	Shares	% Assets	Change
Durable capital partners lp	355.73K	1.03%	-459.59K
Millennium management	40.31K	0.00%	-447.49K
Palestra capital management	-	-	-370.53K
Alyeska investment group	293.54K	0.23%	-256.12K
Point72 asset management	-	-	-236.64K

New Positions

Holder	Shares	% Assets	Change	Value
Norges bank	385.37K	0.01%	385.37K	$138.75M
Alua capital management lp	226.17K	5.59%	226.17K	$63.38M
Greenstone partners	192.88K	12.15%	192.88K	$66.43M
Vanguard fiduciary trust	189.45K	0.01%	189.45K	$53.09M
Cooke & bieler lp	116.51K	0.37%	116.51K	$32.65M

Sold Out

Holder	Change
Tfo-tdc	-1.00
Rakuten securities	-1.00
Toth financial advisory	-1.00
American capital advisory	-1.00
Toronto dominion bank	-1.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Mar 31, 2026	333	-46.20%	9,331,231	-67.89%	30	0.34%	159	-49.04%	94	-50.79%
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%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
iShares Core S&P Mid-Cap ETF	1.03M	3.40%	-512.00
Vanguard Total Stock Mkt Idx Inv	975.86K	3.22%	2.30K
Vanguard US Total Market Shares ETF	979.52K	3.16%	704.00
Vanguard Small Cap Index	706.47K	2.33%	-1.42K
American Century US Premier Lg Cp Gr	492.00K	1.62%	-
American Century Ultra® Inv	492.00K	1.62%	-
Vanguard Small Cap Value Index Inv	453.83K	1.50%	3.33K
FullerThaler Behavioral Small-Cap Equity	440.00K	1.45%	-4.70K
FullerThaler Beh Small-Cap Equity SMA	440.00K	1.44%	-
FullerThaler Behavioral Sm-Cp Eq R6	440.00K	1.44%	-4.70K

Recent Insider Transactions

Date	Name	Role	Activity	Value
Apr 30, 2026	Leibman Maya	-	Buy	$57.77K
Apr 08, 2026	O'Shaughnessy Laura	-	Buy	$282.98K
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	$671.12K

Insider Transactions Trends

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

AYI Ownership FAQ

Who Owns Acuity Brands?

Acuity Brands shareholders are primarily institutional investors at 30.46%, followed by 0.42% insiders and 69.12% retail investors. The average institutional ownership in Acuity Brands's industry, Electrical Equipment Stocks, is 33.05%, 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%), Blackrock funding, inc. /de (3.06M shares, 10.00%), and Vanguard group (2.96M shares, 9.65%). Together, they hold 30.85% 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 14.40% of its assets in 344.1K Acuity Brands shares, valued at 96.42M$.

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 3.40% of its total shares outstanding invested in 1.03M Acuity Brands shares.

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