Carderock Capital Management
Carderock Capital Management reported 70 stocks worth $435M in its 13F filing for Q3 2026, filed Oct 22, 2026. Its largest holdings are LRCX (4.8%), GOOGL (4.5%) and AAPL (3.9%). Compared with Q2 2026, the fund opened new positions in AMZN, XOM and BR, added to APH, MSFT and TMO, trimmed LRCX, GOOGL and AAPL and sold out of WSO, XOM and LDOS.
Holdings
| # | Stock | Value | Weight | Shares | Change | Shares, 8 qtrs | Held |
|---|---|---|---|---|---|---|---|
| 1 |  LRCX Lam Research Corp | $20.9M | 4.8% | 64K | −10K (−14%) | 8 of 8 | |
| 2 |  GOOGL Alphabet Inc | $19.4M | 4.5% | 56K | −153 (−0%) | 8 of 8 | |
| 3 |  AAPL Apple Inc | $17M | 3.9% | 51K | −946 (−2%) | 8 of 8 | |
| 4 |  APH Amphenol Corp New | $16.8M | 3.9% | 199K | +93K (+87%) | 8 of 8 | |
| 5 |  MSFT Microsoft Corp | $15.4M | 3.5% | 30K | +2,521 (+9%) | 8 of 8 | |
| 6 |  LLY Eli Lilly & Co | $14.7M | 3.4% | 13K | −139 (−1%) | 8 of 8 | |
| 7 |  FTNT Fortinet Inc | $14.5M | 3.3% | 81K | −10K (−11%) | 8 of 8 | |
| 8 |  TMO Thermo Fisher Scientific Inc | $14.4M | 3.3% | 21K | +529 (+3%) | 8 of 8 | |
| 9 |  MA Mastercard Incorporated | $14.2M | 3.3% | 26K | +1,367 (+6%) | 8 of 8 | |
| 10 |  NVDA Nvidia Corporation | $12.6M | 2.9% | 55K | −1,197 (−2%) | 8 of 8 |
Positions at Sep 30, 2026, as reported. Change is against the fund's Q2 2026 filing; weight is the share of the fund's reported stocks.
Sold out
held in Q2 2026, gone in Q3 2026
Reported value
last 8 quartersThe value of the US stocks the fund reported, at quarter end prices. It moves with the market as well as with buying and selling.
Filings for Q3 2026
straight from the SEC| Filed | Form | Quarter | |
|---|---|---|---|
| Oct 22, 2026 | 13F-HR | Q3 2026 | SEC filing ↗ |
Other superinvestors
All hedge fund holdings →Carderock Capital Management 13F FAQ
What does Carderock Capital Management own?
Carderock Capital Management reported 70 stocks worth $435M in its 13F filing for Q3 2026, filed Oct 22, 2026. Its largest holdings are LRCX (4.8%), GOOGL (4.5%) and AAPL (3.9%). The table above lists every position in the filing (the top 10 without an account).
What did Carderock Capital Management buy and sell in Q3 2026?
Compared with Q2 2026: 7 new positions, 19 added to, 30 trimmed and 4 sold out. New positions include AMZN, XOM and BR. It sold all of WSO, XOM and LDOS.
When will Carderock Capital Management file its next 13F?
Holdings as of Dec 31, 2026 are due by Feb 15, 2027. The filing appears on this page within minutes of reaching the SEC.
How much is Carderock Capital Management's portfolio worth?
The Q3 2026 filing reports $435M in US stocks. That leaves out cash, bonds, short positions and most foreign holdings, so the fund's total assets are usually larger.
For informational and educational purposes only. Not investment advice, and not a recommendation to buy or sell any security. Holdings come from the fund's SEC Form 13F filings as reported and show positions at the end of the quarter, up to 45 days before the filing. The fund may have changed its positions since. A 13F leaves out short positions, cash, bonds and most foreign holdings. See all hedge fund holdings.