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Triple Frond

Q3 2025 13F · by Stuart McLaughlin, portfolio manager

As of
Sep 30, 2025
Filed
Nov 14, 2025
US stock
$918M · prev $885M
Positions
11 · prev 10
Options notional
$0
Documents
1· no amendments

Picture100.0% US stock

Full picture · of what this 13F reports is US stock

  • US stock listed on a US exchange 100.0%
  • Foreign stock not listed in the US 0.0%
  • Notes debt, at principal 0.0%
  • Puts at notional value 0.0%
  • Calls at notional value 0.0%

Moves11 since the prior filing

The book

Very concentrated · behaves like 8 equal-sized positions

  1. Very concentrated
  2. Concentrated
  3. Focused
  4. Diversified

Moderate turnover · 53% a year, about 1.9 years per position

  1. Low
  2. Moderate
  3. High

Top 5 positions69% of US stock

  1. MSFT Microsoft Corp trimmed−0.93 pp trimmed−0.9321.7%
  2. GOOG Alphabet Inc. Class C trimmed+1.61 pp trimmed+1.6114.6%
  3. AMZN Amazon.Com Inc added+0.85 pp added+0.8512.9%
  4. ASML ASML Holding NV added+4.58 pp added+4.5811.8%
  5. TDG TransDigm Group Incorporated trimmed−4.51 pp trimmed−4.518.2%

Positions11 in this filing · 1 exited

MSFTMicrosoft Corp21.73%385,178$200Mtrimmed−4%−0.93 pp21 q
GOOGAlphabet Inc. Class C14.62%550,874$134Mtrimmed−15%+1.61 pp23 q
AMZNAmazon.Com Inc12.93%540,451$119Madded+11%+0.85 pp17 q
ASMLASML Holding NV11.76%111,470$108Madded+41%+4.58 pp3 q
TDGTransDigm Group Incorporated8.18%56,964$75Mtrimmed−23%−4.51 pp43 q
METAMeta Platforms, Inc. Class A8.13%101,655$75Mtrimmed−8%−1.06 pp3 q
LRCXLam Research Corp6.24%427,890$57Mtrimmed−39%−1.54 pp4 q
CHTRCharter Comm Inc Del CL A New4.81%160,480$44Mheld—38 q
ILMNIllumina Inc4.04%390,600$37Mnew+4.04 ppnew
TRUTransUnion3.93%430,470$36Mnew+3.93 ppnew
CCCCCC Intelligent Solutions Holdings Inc.3.64%3,664,500$33Madded+16%+0.28 pp3 q
MCOMoody's Corporation—−81,627—exited−4.63 pp—

Source

Form
13F-HR
Reading
0 defects · 0 unresolved
Options
none in this filing
Notes
none in this filing
SEC cross-check
SEC data set not published yet