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BlackRock Portfolio Management LLC

SEC insider (Form 3/4/5 filer). CIK 0002052113. 10% Owner at Clearway Energy, Inc. (CWEN) and 3 other issuers. 63 reported Form 4/5 transactions since Sep 2024; latest on Oct 16, 2026. Located in NEW YORK, NY.

Companies BlackRock Portfolio Management LLC has filed insider reports for

  • Clearway Energy, Inc. (CWEN): 10% Owner
  • York Space Systems Inc. (YSS): 10% Owner
  • Mediaco Holding Inc. (MDIA): 10% Owner
  • Hess Midstream LP (HESM): 10% Owner
BlackRock Portfolio Management LLC profile photo

BlackRock Portfolio Management LLC

CIK: 0002052113

Transaction Breakdown

Open Market Buys (P)1 (1.6%)

High conviction signal

Open Market Sales (S)14 (22.2%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)0 (0.0%)

Compensation grants

Other (G, F, J, C, D, …)48 (76.2%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (4)

Clearway Energy, Inc. logo
CWEN

Clearway Energy, Inc.

10% Owner
York Space Systems Inc. logo
YSS

York Space Systems Inc.

10% Owner
Mediaco Holding Inc. logo
MDIA

Mediaco Holding Inc.

10% Owner
Hess Midstream LP logo
HESM

Hess Midstream LP

10% Owner

Discretionary Trading P&L

Holdings

Transaction History (63 total)

  • Clearway Energy, Inc. logo
    CWEN

    Clearway Energy, Inc.

    Oct 16, 2026
    Other
    Indirect
    7.9K shares-
  • Clearway Energy, Inc. logo
    CWEN

    Clearway Energy, Inc.

    Oct 8, 2026
    Other
    Indirect
    3.9K shares-
  • Clearway Energy, Inc. logo
    CWEN

    Clearway Energy, Inc.

    Oct 1, 2026
    Other
    Indirect
    63.8K shares at avg. $29.14$1.9M
  • Clearway Energy, Inc. logo
    CWEN

    Clearway Energy, Inc.

    Oct 1, 2026
    Other
    Indirect
    4.2K shares-
  • Clearway Energy, Inc. logo
    CWEN

    Clearway Energy, Inc.

    Sep 23, 2026
    Other
    Indirect
    260 shares at avg. $30.12$8K
  • Clearway Energy, Inc. logo
    CWEN

    Clearway Energy, Inc.

    Sep 23, 2026
    Other
    Indirect
    5.3K shares-
  • Clearway Energy, Inc. logo
    CWEN

    Clearway Energy, Inc.

    Aug 7, 2026
    Other
    Indirect
    1.6K shares-
  • York Space Systems Inc. logo
    YSS

    York Space Systems Inc.

    Aug 7, 2026
    Sale
    Indirect
    200.2K shares at avg. $10.99$2.2M
  • York Space Systems Inc. logo
    YSS

    York Space Systems Inc.

    Aug 6, 2026
    Sale
    Indirect
    201.5K shares at avg. $11.60$2.3M
  • York Space Systems Inc. logo
    YSS

    York Space Systems Inc.

    Aug 5, 2026
    Sale
    Indirect
    116.2K shares at avg. $13.49$1.6M

1-10 of 63

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