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PLATINUM EQUITY, LLC

SEC insider (Form 3/4/5 filer). CIK 0001228754. 10% Owner at Ingram Micro Holding Corp (INGM) and 3 other issuers. 8 reported Form 4/5 transactions since Sep 2024; latest on Sep 15, 2026. Located in BEVERLY HILLS, CA.

Companies PLATINUM EQUITY, LLC has filed insider reports for

  • Ingram Micro Holding Corp (INGM): 10% Owner
  • CompoSecure, Inc. (CMPO): 10% Owner
  • McGraw Hill, Inc. (MH): 10% Owner
  • Custom Truck One Source, Inc. (CTOS): 10% Owner
PLATINUM EQUITY, LLC profile photo

PLATINUM EQUITY, LLC

CIK: 0001228754

Transaction Breakdown

Open Market Buys (P)1 (12.5%)

High conviction signal

Open Market Sales (S)7 (87.5%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)0 (0.0%)

Compensation grants

Other (G, F, J, C, D, …)0 (0.0%)

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

Companies & Roles (4)

Ingram Micro Holding Corp logo
INGM

Ingram Micro Holding Corp

10% Owner
CompoSecure, Inc. logo
CMPO

CompoSecure, Inc.

10% Owner
McGraw Hill, Inc. logo
MH

McGraw Hill, Inc.

10% Owner
Custom Truck One Source, Inc. logo
CTOS

Custom Truck One Source, Inc.

10% Owner

Discretionary Trading P&L

Holdings

Transaction History (8 total)

  • Ingram Micro Holding Corp logo
    INGM

    Ingram Micro Holding Corp

    Sep 15, 2026
    Sale
    Indirect
    2M shares at avg. $27.19$53.5M
  • Ingram Micro Holding Corp logo
    INGM

    Ingram Micro Holding Corp

    Sep 10, 2026
    Sale
    Indirect
    13.1M shares at avg. $27.19$356.8M
  • Ingram Micro Holding Corp logo
    INGM

    Ingram Micro Holding Corp

    Jun 15, 2026
    Sale
    Indirect
    5.2M shares at avg. $29.03$150.0M
  • Ingram Micro Holding Corp logo
    INGM

    Ingram Micro Holding Corp

    May 7, 2026
    Sale
    Indirect
    14.5M shares at avg. $24.96$361.2M
  • Ingram Micro Holding Corp logo
    INGM

    Ingram Micro Holding Corp

    Mar 9, 2026
    Sale
    Indirect
    12.5M shares at avg. $21.36$267.0M
  • Custom Truck One Source, Inc. logo
    CTOS

    Custom Truck One Source, Inc.

    Jan 30, 2025
    Purchase
    Indirect
    8.1M shares at avg. $4.00$32.6M
  • Ingram Micro Holding Corp logo
    INGM

    Ingram Micro Holding Corp

    Nov 4, 2024
    Sale
    Indirect
    2.8M shares at avg. $22.00$61.4M
  • Ingram Micro Holding Corp logo
    INGM

    Ingram Micro Holding Corp

    Oct 25, 2024
    Sale
    Indirect
    7M shares at avg. $22.00$154.0M

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