Investment Management Corp of Ontario (IMCO)’s Atmos Energy ATO Stock Holding History

Investment Management Corp of Ontario (IMCO)’s Portfolio ATO Stock Details ATO Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$2.13M	Buy	11,529 +600	+5%	+$106K	0.03%	414
2025 Q4	$1.83M	Buy	10,929 +3,455	+46%	+$597K	0.02%	447
2025 Q3	$1.28M	Buy	7,474 +3,610	+93%	+$583K	0.02%	421
2025 Q2	$595K	Sell	3,864 -500	-11%	-$77.7K	0.01%	497
2025 Q1	$675K	Hold	4,364	–	–	0.01%	478
2024 Q4	$608K	Sell	4,364 -700	-14%	-$99.6K	0.02%	274
2024 Q3	$702K	Buy	5,064 +1,700	+51%	+$218K	0.02%	467
2024 Q2	$392K	Buy	3,364 +900	+37%	+$105K	0.01%	497
2024 Q1	$293K	Sell	2,464 -1,000	-29%	-$115K	0.01%	512
2023 Q4	$401K	Buy	+3,464	New	+$387K	0.01%	515
2023 Q1	–	Sell	-10,695	Closed	-$1.2M	–	170
2022 Q4	$1.2M	Buy	+10,695	New	+$1.18M	0.06%	136

Other funds holding ATO

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Capital International Investors Los Angeles, California $484B AUM 34.9% 1-Year Est. Return

Aristotle Capital Management Los Angeles, California $47.8B AUM 13.38% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return

Capital Research Global Investors Los Angeles, California $717B AUM 35.42% 1-Year Est. Return

Investment Management Corp of Ontario (IMCO)'s ATO Position: Q1 2026 in Review

Investment Management Corp of Ontario (IMCO) increased its Atmos Energy (ATO) stake by 5.5% in Q1 2026, buying an estimated $106K and bringing the position to 11,529 shares worth $2.13M. The position accounts for 0.03% of the portfolio, ranked #414.

Investment Management Corp of Ontario (IMCO) first reported a position in ATO in Q4 2022 and has held it in 11 quarters since. 1,016 funds tracked by Wall St. Rank hold ATO as of Q1 2026.

Investment Management Corp of Ontario (IMCO) held 11,529 shares of Atmos Energy worth $2.13M as of Q1 2026.
Investment Management Corp of Ontario (IMCO) bought 600 Atmos Energy shares in Q1 2026, an estimated $106K.
Atmos Energy made up 0.03% of Investment Management Corp of Ontario (IMCO)'s portfolio in Q1 2026, its #414 holding.
Investment Management Corp of Ontario (IMCO) first reported a position in Atmos Energy in Q4 2022 and has held it in 11 quarters since.
1,016 funds tracked by Wall St. Rank held Atmos Energy as of Q1 2026.

Based on Investment Management Corp of Ontario (IMCO)'s 13F filing for Q1 2026, filed 15 May 2026.