AltaRock Partners 13F, Q1 2025

AltaRock Partners · quarter ending 31 March 2025 · filed 14 May 2025 · SEC CIK 1631014

$4.97B
Filed US book
9
Positions
27.3%
Largest position

Common stock only: shares the fund reported owning at the quarter end, valued as filed.

Largest positions, Q1 2025

Weights are against the whole filed book. Changes are in shares held, against the Q4 2024 filing.

CompanyTickerValue% of bookvs Q4 2024
TRANSDIGM GROUP INCTDG$1.36B27.3%-2% shares
AMAZON.COM INCAMZN$989.81M19.9%unchanged
MICROSOFT CORPMSFT$968.00M19.5%+36% shares
ALPHABET INC-CL AGOOGL$534.18M10.7%unchanged
MOODYS CORPMCO$442.83M8.9%unchanged
MASTERCARD INC-CLASS AMA$321.34M6.5%unchanged
VISA INC-CLASS A SHRSV$298.04M6.0%-3% shares
HILTON WORLDWIDEHLT$62.34M1.3%+200% shares
FAIR ISAAC INCFICO$1.24M0.0%unchanged

What changed since Q4 2024

Against the Q4 2024 filing, AltaRock Partners opened 0 new positions, added to 2, trimmed 2, left 5 unchanged and exited 1. Every position is compared, matched on its CUSIP; a change of 2% or less in shares counts as unchanged.

New positions

No new positions this quarter.

Exited

Added to

Trimmed

  • TDG-2%$1.36B
  • V-3%$298.04M

Other quarters

Source: SEC Form 13F-HR, accession 0001104659-25-048610, filed by ALTAROCK PARTNERS LP. Values are as filed and cover US-listed positions only; a 13F does not show short positions or holdings outside the US. A 13F may be filed up to 45 days after the quarter ends, so the fund may have traded since. Educational information, not financial advice.