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Platinum Equity Advisors, LLC/DE

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13F filer, CIK 1803274, BEVERLY HILLS, CA

Platinum Equity Advisors, LLC/DE reported $8,879,124,455 across 6 holdings for the quarter ended 2026-03-31, in a 13F-HR filed 2026-05-15.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001104659-26-061874

Period
2026-03-31
Reported value
$8.88B
Holdings
6
Top 10 weight
100%
New
1
Sold out
0

Part of the filer group Platinum Equity Advisors, LLC/DE

How groups are built

Largest buys vs the previous quarter

SecurityShares changeApprox. value
GPGInew+52,829,757$903M

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Largest sells vs the previous quarter

SecurityShares changeApprox. value
INGMreduced-13,848,313-$323M

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Holdings, Q1 2026

Share positions as resolved from 13F-HR 0001104659-26-061874, largest first. % of portfolio is the value over $8,879,124,455, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
INGMINGRAM MICRO HLDG CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 210,952,854 shares; 2025Q1: 210,952,854 shares; 2025Q2: 210,952,854 shares; 2025Q3: 210,952,854 shares; 2025Q4: 210,952,854 shares; 2026Q1: 197,104,541 shares 197,104,541$4.59B51.75%-13,848,313Timeline
MHMCGRAW HILL INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 165,160,216 shares; 2025Q4: 165,160,216 shares; 2026Q1: 165,160,216 shares 165,160,216$2.26B25.48%0Timeline
CTOSCUSTOM TRUCK ONE SOURCE INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 148,600,000 shares; 2024Q4: 148,600,000 shares; 2025Q1: 156,743,635 shares; 2025Q2: 156,743,635 shares; 2025Q3: 156,743,635 shares; 2025Q4: 156,743,635 shares; 2026Q1: 156,743,635 shares 156,743,635$1.03B11.6%0Timeline
GPGIGPGI INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 52,829,757 shares 52,829,757$903M10.17%newTimeline
RYZRYERSON HLDG CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 3,924,478 shares; 2024Q4: 3,924,478 shares; 2025Q1: 3,924,478 shares; 2025Q2: 3,924,478 shares; 2025Q3: 3,924,478 shares; 2025Q4: 3,924,478 shares; 2026Q1: 3,924,478 shares 3,924,478$88.2M0.99%0Timeline
IMXIINTERNATIONAL MONEY EXPRESSQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 32,016 shares; 2024Q4: 32,016 shares; 2025Q1: 32,016 shares; 2025Q2: 32,016 shares; 2025Q3: 32,016 shares; 2025Q4: 32,016 shares; 2026Q1: 32,016 shares 32,016$506K0.01%0Timeline

How Q1 2026 was built

Available 13F filings of this filer for the quarter and their roles: the base report is the latest original or restatement, NEW HOLDINGS amendments filed after it are added (method).

FilingRoleAmendmentFiledAcceptedIngested
13F-HR 0001104659-26-061874 base2026-05-15acceptance time not in the bulk data set