ALTAROCK PARTNERS LLC
13F Reported Value
ⓘ$4.1B
Holdings
8
Latest Filing
2026-03-31
Filing Quarter
Q1 2026
Portfolio Overview
ALTAROCK PARTNERS LLC disclosed 8 positions worth $4.1B in its Form 13F-HR for Q1 2026, led by $AMZN (AMAZON COM INC) at 38.2% of the equity portfolio, followed by $TDG and $MSFT. The portfolio is most concentrated in Consumer Discretionary (38.3% of disclosed assets). All figures are sourced directly from ALTAROCK PARTNERS LLC’s Form 13F-HR filing with the SEC under CIK 1631014.
AI Fund Analysis
StableSector Allocation
AUM History
Top Equity Holdings by Value
Quarterly Activity — Q1 2026
Click any card to unlockTop Holdings
- 74.6#152
Quality
$1.6B7,567,946 sh - 75.4#126
Quality
$1.1B909,168 sh - 83.7#15
Quality
$691.3M1,867,537 sh - 81.3
Quality
$376.1M862,036 sh - 81.7
Quality
$261.2M522,836 sh - 83.5
Quality
$150.7M498,677 sh - 80.2
Quality
$12.5M43,391 sh - 73.1
Quality
$4.7M15,341 sh
| Company | Quality | Value | Shares |
|---|---|---|---|
 AMAZON COM INC$AMZN | 74.6#152 | $1.6B | 7,567,946 |
 TransDigm Group INC$TDG | 75.4#126 | $1.1B | 909,168 |
 MICROSOFT CORP$MSFT | 83.7#15 | $691.3M | 1,867,537 |
 MOODYS CORP /DE/$MCO | 81.3 | $376.1M | 862,036 |
 Mastercard Inc$MA | 81.7 | $261.2M | 522,836 |
 VISA INC.$V | 83.5 | $150.7M | 498,677 |
 Alphabet Inc.$GOOG | 80.2 | $12.5M | 43,391 |
 Hilton Worldwide Holdings Inc.$HLT | 73.1 | $4.7M | 15,341 |
Unlock AI quality scores for every holding
32-signal composite ranking on each of ALTAROCK PARTNERS LLC's 8 positions.
Showing top 8 of 8 holdings.
Sector Allocation
Consumer Discretionary
$1.6B
Industrials
$1.1B
Financials
$788.0M
Technology
$703.8M
Full Holdings — ALTAROCK PARTNERS LLC (Q1 2026)
All 8 disclosed positions from the latest Form 13F-HR, with quarter-over-quarter share changes and 13F Pro quality scores. Sourced from SEC EDGAR.
| # | Ticker | Company | Value | Weight | QoQ | Quality |
|---|---|---|---|---|---|---|
| 1 | $AMZN | AMAZON COM INC | $1.6B | 38.2% | +3% | 74.6 |
| 2 | $TDG | TransDigm Group INC | $1.1B | 25.5% | -6% | 75.4 |
| 3 | $MSFT | MICROSOFT CORP | $691.3M | 16.8% | -10% | 83.7 |
| 4 | $MCO | MOODYS CORP /DE/ | $376.1M | 9.1% | +6% | 81.3 |
| 5 | $MA | Mastercard Inc | $261.2M | 6.3% | -4% | 81.7 |
| 6 | $V | VISA INC. | $150.7M | 3.6% | -3% | 83.5 |
| 7 | $GOOG | Alphabet Inc. | $12.5M | 0.3% | -74% | 80.2 |
| 8 | $HLT | Hilton Worldwide Holdings Inc. | $4.7M | 0.1% | -97% | 73.1 |
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AI-Powered Hedge Fund Analysis: ALTAROCK PARTNERS LLC
13F Pro is an AI hedge fund tracker and stock research platform. For ALTAROCK PARTNERS LLC (SEC CIK: 1631014), the platform ingests every quarterly Form 13F filing and applies AI-powered analysis on top — 10 specialized AI analysts (value, growth, momentum, macro, activist, and more) debate the fund's top positions and publish AI-generated analysis with cited SEC sources.
Every holding in ALTAROCK PARTNERS LLC's portfolio is scored on a 32-signal AI quality ranking (ROIC, FCF margin, revenue growth, institutional flow, earnings quality, shareholder dilution, and more). Track accumulation and distribution quarter over quarter, identify conviction positions, and see AI stock analysis for each position — alongside 8,700+ other institutional filers and 2,800+ AI-ranked companies.