Natural Gas Transmission and Distribution - Latest Activist Disclosures

This table shows recent activist investor (Schedule 13D) filings made in this industry. Any investor or hedge fund that makes an investment with the intention of influencing management is considered an activist investor and must file a 13D.

Date Form Target Company Investor Shares Ownership
(Percent)		 Ownership Change
(Percent)
2026-05-08 13D/A SWX / Southwest Gas Holdings, Inc. Corvex Management LP 3,618,161 4.99 -28.05
2026-01-29 13D/A SWX / Southwest Gas Holdings, Inc. Icahn Partners Master Fund LP 3,600,000 4.99 -24.39
2026-01-21 13D/A SWX / Southwest Gas Holdings, Inc. Icahn Partners Master Fund LP 4,761,357 6.60 -21.07
2026-01-02 13D/A SWX / Southwest Gas Holdings, Inc. Icahn Partners Master Fund LP 6,032,604 8.36 0.00
2025-12-11 13D/A NEXT / NextDecade Corporation HGC Next Inv LLC 25,620,222 9.70 9.44
2025-11-26 13D/A SWX / Southwest Gas Holdings, Inc. Icahn Partners Master Fund LP 6,032,604 8.36 0.00
2025-11-20 13D/A NEXT / NextDecade Corporation HGC Next Inv LLC 23,410,842 8.80 0.00
2025-10-14 13D/A SWX / Southwest Gas Holdings, Inc. Icahn Partners Master Fund LP 6,032,604 8.38 0.00
2025-09-26 13D/A SWX / Southwest Gas Holdings, Inc. Icahn Partners Master Fund LP 6,032,604 8.38 -19.91
2025-05-28 13D/A SWX / Southwest Gas Holdings, Inc. Corvex Management LP 5,028,975 7.00 21.07
2025-05-15 13D/A NEXT / NextDecade Corporation Valinor Capital Partners, L.p. 12,993,013 4.98 -12.41
2025-03-25 13D/A SWX / Southwest Gas Holdings, Inc. Icahn Partners Master Fund LP 7,532,604 10.49
2025-01-21 13D/A NEXT / NextDecade Corporation Valinor Capital Partners, L.p. 14,833,197 5.70
2024-12-30 13D/A RGCO / RGC Resources, Inc. Gamco Investors, Inc. Et Al 405,700 4.00 14.44
2024-12-27 13D/A BIPC / Brookfield Infrastructure Corporation Brookfield Asset Management Inc. 13,012,789 9.90 0.00
2024-11-20 13D/A SWX / Southwest Gas Holdings, Inc. Icahn Carl C 9,632,604 13.43
2024-10-15 13D/A SWX / Southwest Gas Holdings, Inc. Icahn Carl C
2024-10-11 13D/A BIPC / Brookfield Infrastructure Corporation Brookfield Asset Management Inc. 13,012,789 9.90 0.00
2024-08-19 13D/A SWX / Southwest Gas Holdings, Inc. Icahn Carl C
2024-07-31 13D/A NEXT / NextDecade Corporation HGC Next Inv LLC 23,410,842 9.10 0.00
2024-07-29 13D/A NEXT / NextDecade Corporation York Capital Management Global Advisors, LLC 4,264,298 1.70
2024-06-17 13D/A NEXT / NextDecade Corporation HGC Next Inv LLC 23,410,842 9.10 0.00
2024-06-17 13D/A NEXT / NextDecade Corporation York Capital Management Global Advisors, LLC
2024-05-24 13D/A NEXT / NextDecade Corporation York Capital Management Global Advisors, LLC 39,337,035 15.20 -31.91
2024-03-26 13D/A NEXT / NextDecade Corporation York Capital Management Global Advisors, LLC 57,774,102 22.50 0.58
2024-01-12 13D/A RGCO / RGC Resources, Inc. Gamco Investors, Inc. Et Al 354,500 3.53 37.62
2023-11-27 13D/A SWX / Southwest Gas Holdings, Inc. Icahn Carl C 11,022,604 15.40 4.77
2023-11-03 13D/A NEXT / NextDecade Corporation Valinor Management, Llc 16,527,802 6.85 -8.51
2023-10-23 13D SWX / Southwest Gas Holdings, Inc. Corvex Management LP 4,153,717 5.80
2023-10-06 13D/A NEXT / NextDecade Corporation Bardin Hill Investment Partners LP 8,584,744 3.55 -32.42
2023-10-05 13D RGCO / RGC Resources, Inc. Gamco Investors, Inc. Et Al 257,588 2.58
2023-10-02 13D/A BIPC / Brookfield Infrastructure Corporation Brookfield Asset Management Inc. 13,012,789 9.90 50.00
2023-09-19 13D/A NEXT / NextDecade Corporation Mubadala Investment Co PJSC 14,206,376 5.50 0.00
2023-09-14 13D/A NEXT / NextDecade Corporation York Capital Management Global Advisors, LLC 57,442,113 23.80 -13.48
2023-09-08 13D/A NEXT / NextDecade Corporation TotalEnergies SE 44,900,323 17.50 49.18
2023-07-18 13D/A NEXT / NextDecade Corporation HGC Next Inv LLC 23,410,842 10.70 189.18
2023-07-14 13D/A NEXT / NextDecade Corporation York Capital Management Global Advisors, LLC 66,390,102 27.61 2.75
2023-07-14 13D/A NEXT / NextDecade Corporation Bardin Hill Investment Partners LP 12,702,588 5.29 15.31
2023-07-14 13D/A NEXT / NextDecade Corporation Valinor Management, Llc 18,066,012 7.52 1.83
2023-07-14 13D/A NEXT / NextDecade Corporation TotalEnergies SE 30,098,268 12.50 275.00
2023-07-13 13D/A NEXT / NextDecade Corporation Mubadala Investment Co PJSC 14,206,376 9.00
2023-06-23 13D NEXT / NextDecade Corporation TotalEnergies SE 8,026,165 5.10
2023-06-16 13D/A NEXT / NextDecade Corporation York Capital Management Global Advisors, LLC 64,612,016 38.30 0.44
2023-03-28 13D/A SWX / Southwest Gas Holdings, Inc. Icahn Carl C 10,520,600 14.75 8.59
2023-03-21 13D/A NEXT / NextDecade Corporation York Capital Management Global Advisors, LLC 64,329,977 40.10 4.33
2023-03-17 13D/A SWX / Southwest Gas Holdings, Inc. Icahn Carl C 9,688,006 13.58 8.31
2023-03-15 13D/A NEXT / NextDecade Corporation Valinor Management, Llc 17,740,902 11.58 6.15
2023-03-10 13D/A SWX / Southwest Gas Holdings, Inc. Icahn Carl C 8,944,465 12.64 35.28
2023-02-16 13D NEXT / NextDecade Corporation HGC Next Inv LLC 8,095,707 5.40
2023-02-10 13D/A NEXT / NextDecade Corporation Ninteenth Investment Co LLC 14,206,376 9.84 41.01