HESM insider transactions

Chief Executive Officer Stein Jonathan C. converted options into 2,066 units of Class A Shares and covered exercise/tax liability with 1,048 units of Class A Shares, increasing direct ownership by 2% to 60,963 units (SEC Form 4)

SEC Form 4 filed by Hess Midstream LP

Director Reddy J Patrick converted options into 1,612 units of Class A Shares, increasing direct ownership by 7% to 24,437 units (SEC Form 4)

President and COO Bast Michael Scott converted options into 3,445 units of Class A Shares and covered exercise/tax liability with 893 units of Class A Shares, increasing direct ownership by 319% to 3,352 units (SEC Form 4)

Director Niemiec David W converted options into 1,612 units of Class A Shares, increasing direct ownership by 3% to 50,527 units (SEC Form 4)

Director Chevron Corp disposed of 455,811 units of Class B Shares (SEC Form 4)

SEC Form 3 filed by new insider Harrison Barbara Frances

New insider Bast Michael Scott claimed ownership of 800 units of Class A Shares (SEC Form 3)

President and COO Gatling John A. converted options into 13,904 units of Class A Shares (SEC Form 4)

President and COO Gatling John A. sold $2,597,593 worth of Class A Shares (62,457 units at $41.59), closing all direct ownership in the company (SEC Form 4)

SEC Form 3 filed by new insider Mccarthy Kristi Hamlin

SEC Form 3 filed by new insider Walz Andrew Benjamin

SEC Form 3 filed by new insider Ghattas Kristen Mary George

New insider Boersner Noguera Gabriela Betsabe claimed ownership of 150 units of Class A Shares (SEC Form 3)

SEC Form 3 filed by new insider Chadwick Michael James

New insider Chevron Corp claimed ownership of 449,000 units of Class A Shares and claimed ownership of 78,979,190 units of Class B Shares (SEC Form 3)

Director Schoonman Geurt G sold $127,055 worth of Class A Shares (3,249 units at $39.10), closing all direct ownership in the company (SEC Form 4)

Director Hess Infrastructure Partners Gp Llc disposed of 29,147,034 units of Class B Shares and disposed of 898,000 units of Class A Shares (SEC Form 4)

Large owner Blackrock Portfolio Management Llc disposed of 14,573,517 units of Class B Shares, converted options into 14,573,517 units of Class A Shares and sold $553,729,977 worth of Class A Shares (15,022,517 units at $36.86) (SEC Form 4)

Director Hess Infrastructure Partners Gp Llc disposed of 6,225,772 units of Class B Shares (SEC Form 4)

Director Hess Corp disposed of 3,112,886 units of Class B Shares (SEC Form 4)

Large owner Blackrock Portfolio Management Llc disposed of 3,112,886 units of Class B Shares (SEC Form 4)

SEC Form 4 filed by Chief Financial Officer Stein Jonathan C.

President and COO Gatling John A. converted options into 7,812 units of Class A Shares and sold $84,728 worth of Class A Shares (2,087 units at $40.60), increasing direct ownership by 10% to 62,457 units (SEC Form 4)

Director Letwin Stephen J J converted options into 1,855 units of Class A Shares, increasing direct ownership by 6% to 30,811 units (SEC Form 4)

Director Reddy J Patrick converted options into 1,855 units of Class A Shares, increasing direct ownership by 9% to 22,825 units (SEC Form 4)

Director Niemiec David W converted options into 1,855 units of Class A Shares, increasing direct ownership by 4% to 48,915 units (SEC Form 4)

Director Hess Infrastructure Partners Gp Llc disposed of 3,300,000 units of Class B Shares (SEC Form 4)

Large owner Blackrock Portfolio Management Llc disposed of 1,650,000 units of Class B Shares, converted options into 1,650,000 units of Class A Shares and sold $64,531,500 worth of Class A Shares (1,650,000 units at $39.11) (SEC Form 4)

Director Hess Infrastructure Partners Gp Llc disposed of 22,000,000 units of Class B Shares (SEC Form 4)

Large owner Blackrock Portfolio Management Llc sold $430,210,000 worth of Class A Shares (11,000,000 units at $39.11), disposed of 11,000,000 units of Class B Shares and converted options into 11,000,000 units of Class A Shares (SEC Form 4)

New insider Blackrock Portfolio Management Llc claimed ownership of 449,000 units of Class A Shares and claimed ownership of 30,336,403 units of Class B Shares (SEC Form 3)

Director Hess Infrastructure Partners Gp Llc disposed of 3,210,272 units of Class B Shares (SEC Form 4)

Director Hess Corp disposed of 1,605,136 units of Class B Shares (SEC Form 4)

Director Global Infrastructure Investors Ii, Llc disposed of 3,210,272 units of Class B Shares (SEC Form 4)

Chief Financial Officer Stein Jonathan C. converted options into 15,517 units of Class A Shares and sold $279,840 worth of Class A Shares (7,923 units at $35.32), increasing direct ownership by 15% to 59,945 units (SEC Form 4)

Director Hess Infrastructure Partners Gp Llc disposed of 25,300,000 units of Class B Shares (SEC Form 4)

Director Global Infrastructure Investors Ii, Llc disposed of 12,650,000 units of Class B Shares, converted options into 12,650,000 units of Class A Shares and sold $444,268,000 worth of Class A Shares (12,650,000 units at $35.12) (SEC Form 4)

Director Hess Corp disposed of 1,761,480 units of Class B Shares (SEC Form 4)

Director Hess Infrastructure Partners Gp Llc disposed of 3,522,960 units of Class B Shares (SEC Form 4)

Director Global Infrastructure Investors Ii, Llc disposed of 3,522,960 units of Class B Shares (SEC Form 4)

Director Hess Corp disposed of 1,699,581 units of Class B Shares (SEC Form 4)

Director Hess Infrastructure Partners Gp Llc disposed of 3,399,162 units of Class B Shares (SEC Form 4)

Director Global Infrastructure Investors Ii, Llc disposed of 3,399,162 units of Class B Shares (SEC Form 4)

Hess Infrastructure Partners Gp Llc disposed of 23,000,000 units of Class B Shares (SEC Form 4)

Global Infrastructure Investors Ii, Llc converted options into 11,500,000 units of Class A Shares, sold $391,287,500 worth of Class A Shares (11,500,000 units at $34.02) and disposed of 11,500,000 units of Class B Shares (SEC Form 4)

Hess Infrastructure Partners Gp Llc disposed of 3,515,022 units of Class B Shares (SEC Form 4)

Hess Corp disposed of 1,757,511 units of Class B Shares (SEC Form 4)

Global Infrastructure Investors Ii, Llc disposed of 3,515,022 units of Class B Shares (SEC Form 4)

Gatling John A. sold $79,825 worth of Class A Shares (2,231 units at $35.78), decreasing direct ownership by 4% to 56,732 units (SEC Form 4)

Letwin Stephen J J converted options into 2,299 units of Class A Shares, increasing direct ownership by 9% to 28,956 units (SEC Form 4)

Gatling John A. converted options into 9,154 units of Class A Shares, increasing direct ownership by 18% to 58,963 units (SEC Form 4)

Niemiec David W converted options into 2,299 units of Class A Shares, increasing direct ownership by 5% to 47,060 units (SEC Form 4)

Reddy J Patrick converted options into 2,299 units of Class A Shares, increasing direct ownership by 12% to 20,970 units (SEC Form 4)

SEC Form 4 filed by Stein Jonathan C.

Hess Infrastructure Partners Gp Llc disposed of 23,000,000 units of Class B Shares (SEC Form 4)

Global Infrastructure Investors Ii, Llc converted options into 11,500,000 units of Class A Shares, sold $377,545,000 worth of Class A Shares (11,500,000 units at $32.83) and disposed of 11,500,000 units of Class B Shares (SEC Form 4)

Stein Jonathan C. converted options into 9,154 units of Class A Shares, increasing direct ownership by 21% to 52,351 units (SEC Form 4)

Hess Infrastructure Partners Gp Llc disposed of 4,191,626 units of Class B Shares (SEC Form 4)

Hess Corp disposed of 2,095,813 units of Class B Shares (SEC Form 4)