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Livermore
Livermore
ZHEN

Hennessy Advisors Inc

SEC CIK
0001145255
Latest filing
Jul 16, 2026

ATO holding history

Atmos Energy Corp in every 13F filed by Hennessy Advisors Inc, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

ATO overviewAll 13F holders of ATOFull Q2 2026 holdings

Shares (Q2 2026)
148,286
Value
$25.5M
% of portfolio
0.8%
Quarters held
22
Since Q1 2021
Holdings of ATO by Hennessy Advisors Inc, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 2026148,286$25.5M0.8%+5,000+3.5%AddedHolders
Q1 2026143,286$26.5M1.0%−1,100−0.8%ReducedHolders
Q4 2025144,386$24.2M0.9%−3,700−2.5%ReducedHolders
Q3 2025148,086$25.3M0.9%−16,200−9.9%ReducedHolders
Q2 2025164,286$25.3M0.8%+3,500+2.2%AddedHolders
Q1 2025160,786$24.9M0.8%−12,100−7.0%ReducedHolders
Q4 2024172,886$24.1M0.7%−3,900−2.2%ReducedHolders
Q3 2024176,786$24.5M0.8%−11,400−6.1%ReducedHolders
Q2 2024188,186$22.0M0.8%+4,900+2.7%AddedHolders
Q1 2024183,286$21.8M0.9%−13,900−7.0%ReducedHolders
Q4 2023197,186$22.9M1.2%−7,700−3.8%ReducedHolders
Q3 2023204,886$21.7M1.5%+1000.0%AddedHolders
Q2 2023204,786$23.8M1.7%−16,300−7.4%ReducedHolders
Q1 2023221,086$24.8M1.8%−6,800−3.0%ReducedHolders
Q4 2022227,886$25.5M1.7%−28,000−10.9%ReducedHolders
Q3 2022255,886$26.1M1.8%−11,600−4.3%ReducedHolders
Q2 2022267,486$30.0M1.8%+22,500+9.2%AddedHolders
Q1 2022244,986$29.3M1.5%−11,600−4.5%ReducedHolders
Q4 2021256,586$26.9M1.5%−28,700−10.1%ReducedHolders
Q3 2021285,286$25.2M1.5%+13,200+4.9%AddedHolders
Q2 2021272,086$26.1M1.5%+4,800+1.8%AddedHolders
Q1 2021267,286$26.4M1.5%––Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.