BlackRock Portfolio Management LLC - 30 May 2025 Form 4 Insider Report for Hess Midstream LP (HESM)

Role
10%+ Owner
Signature
BlackRock Portfolio Management LLC, By: /s/ Julie Ashworth, Authorized Signatory
Issuer symbol
HESM
Transactions as of
30 May 2025
Net transactions value
-$1,090,909,813
Form type
4
Filing time
30 May 2025, 16:20:30 UTC
Previous filing
14 May 2025
Next filing
03 Jul 2025
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
BlackRock Portfolio Management LLC 10%+ Owner 50 HUDSON YARDS, NEW YORK BlackRock Portfolio Management LLC, By: /s/ Julie Ashworth, Authorized Signatory 30 May 2025 0002052113

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction HESM Class B Shares Other $0 -14,573,517 -100% $0.000000 0 30 May 2025 See footnote F1, F2
transaction HESM Class A Shares Conversion of derivative security $0 +14,573,517 $0.000000 14,573,517 30 May 2025 See footnote F3
transaction HESM Class A Shares Sale $553,729,977 -15,022,517 -100% $36.86 0 30 May 2025 See footnote F3, F4

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction HESM Opco Class B Units Conversion of derivative security $537,179,837 -14,573,517 -100% $36.86 0 30 May 2025 Class A Shares 14,573,517 See footnote F3, F4
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

BlackRock Portfolio Management LLC is no longer subject to Section 16 filing requirements. Form 4 or Form 5 obligations may continue.

Explanation of Responses:

Id Content
F1 Reflects the cancellation for no consideration of Class B Shares in connection with the conversion of the Opco Class B Units into Class A Shares.
F2 Represents securities held by Hess Midstream GP LP. Hess Infrastructure Partners GP LLC is the sole member of Hess Midstream GP LLC, which is the general partner of Hess Midstream GP LP. Hess Infrastructure Partners GP LLC is a 50/50 joint venture between Hess Investments North Dakota LLC ("HINDL") and GIP II Blue Holding, L.P. ("Blue Holding"). As such, each of the foregoing entities may be deemed to beneficially own the securities held of record by Hess Midstream GP LP. Each such entity and BlackRock Portfolio Management LLC disclaims beneficial ownership of such securities except to the extent of their pecuniary interest therein.
F3 Represents securities held by Blue Holding. Global Infrastructure Investors II, LLC is the sole general partner of Global Infrastructure GP II, L.P., which is the sole member of GIP Blue Holding GP, LLC, which is the general partner of Blue Holding. As such, each of the foregoing entities may be deemed to beneficially own the securities held of record by Blue Holding. Each such entity and BlackRock Portfolio Management LLC disclaims beneficial ownership of such securities except to the extent of its pecuniary interest therein.
F4 Includes a transfer of 449,000 Class A Shares from Hess Midstream GP LP to Blue Holding in a transaction exempt from reporting pursuant to Rule 16a-13.

Remarks:

In accordance with SEC Release No. 34-39538 (January 12, 1998), BlackRock Portfolio Management LLC is reporting Issuer securities beneficially owned, or deemed to be beneficially owned, by certain business units (collectively, the "Reporting Business Units") of BlackRock, Inc. and its subsidiaries and affiliates. This filing does not include Issuer securities, if any, beneficially owned by other business units whose beneficial ownership of securities is disaggregated from that of the Reporting Business Units in accordance with such release.