Triple Frond Partners LLC

In its 13F for Q3 2025 (holdings as of September 30, 2025, filed November 14, 2025), Triple Frond Partners LLC reported 11 stock positions worth $918.0 million. Its top holding was Microsoft (MSFT) at 21.7% of the portfolio, followed by Alphabet Class C (GOOG, 14.6%) and Amazon.com (AMZN, 12.9%). Compared with Q2 2025, it opened 2 new positions, sold out of 1, added to 3 and reduced 5. The biggest buy was ASML Holding NV-NY Reg SHS (ASML, shares +41%) and the biggest sale an exit from Moody's (MCO).

Most Recent 13F
Q2 2026
Location
SAN FRANCISCO, CA
CIK
0001454502
Portfolio Value
$918.0M (Q3 2025)
SEC Filing
0001454502-25-000011 ↗ filed Nov 14, 2025

Holdings Value

0$500.0M$1.0B$1.5B Q1 2024: $878.6M Q1 2024 Q2 2024: $852.3M Q2 2024 Q3 2024: $772.9M Q3 2024 Q4 2024: $772.5M Q4 2024 Q1 2025: $739.9M Q1 2025 Q2 2025: $884.6M Q2 2025 Q3 2025: $918.0M $918.0M Q3 2025 Q4 2025: $962.2M Q4 2025 Q1 2026: $962.9M Q1 2026 Q2 2026: $1.1B Q2 2026

Holdings 11 stocks · $918.0M
MSFT Microsoft Corp. 21.73% 385,178 $199.5M Reduce -4.4%
GOOG Alphabet Inc. Class C 14.62% 550,874 $134.2M Reduce -15.1%
AMZN Amazon.com Inc. 12.93% 540,451 $118.7M Add +10.9%
ASML ASML Holding NV-NY Reg SHS 11.76% 111,470 $107.9M Add +40.6%
TDG Transdigm Group Inc. 8.18% 56,964 $75.1M Reduce -22.8%
META Meta Platforms Inc. Class A 8.13% 101,655 $74.7M Reduce -7.8%
LRCX Lam Research Corp. 6.24% 427,890 $57.3M Reduce -39.5%
CHTR Charter Communications Inc. Class A 4.81% 160,480 $44.1M No change
ILMN Illumina Inc. 4.04% 390,600 $37.1M New
TRU Transunion 3.93% 430,470 $36.1M New
CCC CCC Intelligent Solutions Ho 3.64% 3,664,500 $33.4M Add +16.1%

Portfolio Sells Q2 2025 → Q3 2025
MCO Moody's Corp. Sold out 0.00% −4.63
TDG Transdigm Group Inc. Reduce -22.8% 8.18% −4.51
LRCX Lam Research Corp. Reduce -39.5% 6.24% −1.53
META Meta Platforms Inc. Class A Reduce -7.8% 8.13% −1.06
MSFT Microsoft Corp. Reduce -4.4% 21.73% −0.93
GOOG Alphabet Inc. Class C Reduce -15.1% 14.62% +1.60

Portfolio Buys Q2 2025 → Q3 2025
ASML ASML Holding NV-NY Reg SHS Add +40.6% 11.76% +4.57
ILMN Illumina Inc. New 4.04% +4.04
TRU Transunion New 3.93% +3.93
AMZN Amazon.com Inc. Add +10.9% 12.93% +0.84
CCC CCC Intelligent Solutions Ho Add +16.1% 3.64% +0.28

All Filings

QuarterPositions13F Reported ValueTop Holdings
Q2 2026 13$1.1BASML, TDG, MSFT, AMZN, GOOG
Q1 2026 12$962.9MASML, MSFT, TDG, GOOG, AMZN
Q4 2025 12$962.2MMSFT, TDG, ASML, GOOG, AMZN
Q3 2025 11$918.0MMSFT, GOOG, AMZN, ASML, TDG
Q2 2025Amended 10$884.6MMSFT, GOOG, TDG, AMZN, META
Q1 2025 10$739.9MMSFT, TDG, GOOG, AMZN, CHTR
Q4 2024 9$772.5MGOOG, MSFT, AMZN, V, TDG
Q3 2024 9$772.9MGOOG, TDG, AMZN, V, MSFT
Q2 2024 11$852.3MCHTR, GOOG, AMZN, MSFT, TDG
Q1 2024 11$878.6MCHTR, TDG, GOOG, AMZN, MSFT