Mariner
ATO icon

Mariner’s Atmos Energy ATO Stock Holding History

Mariner’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
Q2 		$16.9M Buy
98,314
+38,785
+65% +$6.95M 0.02% 525
2026
Q1 		$11M Buy
59,529
+30,430
+105% +$5.38M 0.01% 695
2025
Q4 		$4.88M Sell
29,099
-17,471
-38% -$3.02M 0.01% 1014
2025
Q3 		$7.95M Buy
46,570
+2,054
+5% +$332K 0.01% 723
2025
Q2 		$6.86M Buy
44,516
+773
+2% +$120K 0.01% 743
2025
Q1 		$6.76M Sell
43,743
-2,157
-5% -$315K 0.01% 700
2024
Q4 		$6.39M Buy
45,900
+13,103
+40% +$1.86M 0.01% 708
2024
Q3 		$4.55M Buy
32,797
+2,610
+9% +$335K 0.01% 815
2024
Q2 		$3.52M Buy
30,187
+2,788
+10% +$325K 0.01% 860
2024
Q1 		$3.26M Buy
27,399
+2,444
+10% +$280K 0.01% 890
2023
Q4 		$2.89M Buy
24,955
+1,228
+5% +$137K 0.01% 897
2023
Q3 		$2.51M Buy
23,727
+800
+3% +$93.3K 0.01% 886
2023
Q2 		$2.67M Buy
22,927
+368
+2% +$42.6K 0.01% 860
2023
Q1 		$2.54M Buy
22,559
+5,102
+29% +$580K 0.01% 856
2022
Q4 		$1.96M Sell
17,457
-839
-5% -$92.3K 0.01% 937
2022
Q3 		$1.86M Buy
18,296
+1,485
+9% +$170K 0.01% 799
2022
Q2 		$1.89M Sell
16,811
-317
-2% -$36.3K 0.01% 723
2022
Q1 		$2.05M Buy
17,128
+662
+4% +$72.3K 0.01% 722
2021
Q4 		$1.73M Buy
16,466
+5,641
+52% +$535K 0.01% 691
2021
Q3 		$955K Buy
10,825
+143
+1% +$13.8K 0.01% 714
2021
Q2 		$1.03M Buy
+10,682
New +$1.07M 0.01% 656
2019
Q3 		– Sell
-3,455
Closed -$365K – 705
2019
Q2 		$365K Buy
3,455
+539
+18% +$55.2K ﹤0.01% 814
2019
Q1 		$300K Sell
2,916
-87
-3% -$8.48K ﹤0.01% 812
2018
Q4 		$278K Buy
3,003
+369
+14% +$35.3K ﹤0.01% 688
2018
Q3 		$247K Hold
2,634
– – 0.01% 711
2018
Q2 		$237K Buy
+2,634
New +$228K 0.01% 701

Other funds holding ATO

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
Capital International Investors
Capital International Investors Los Angeles, California $484B AUM 34.9% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Mariner's ATO Position: Q2 2026 in Review

Mariner increased its Atmos Energy (ATO) stake by 65% in Q2 2026, buying an estimated $6.95M and bringing the position to 98,314 shares worth $16.9M. The position accounts for 0.02% of the portfolio, ranked #525.

Mariner first reported a position in ATO in Q2 2018 and has held it in 26 quarters since. 1,042 funds tracked by Wall St. Rank hold ATO as of Q2 2026.

  • Mariner held 98,314 shares of Atmos Energy worth $16.9M as of Q2 2026.
  • Mariner bought 38,785 Atmos Energy shares in Q2 2026, an estimated $6.95M.
  • Atmos Energy made up 0.02% of Mariner's portfolio in Q2 2026, its #525 holding.
  • Mariner first reported a position in Atmos Energy in Q2 2018 and has held it in 26 quarters since.
  • 1,042 funds tracked by Wall St. Rank held Atmos Energy as of Q2 2026.

Based on Mariner's 13F filing for Q2 2026, filed 13 Aug 2026.