OAKMONT Corp

In its 13F for Q4 2025 (holdings as of December 31, 2025, filed January 20, 2026), OAKMONT Corp reported 31 stock positions worth $578.1 million. Its top holding was Amazon.com (AMZN) at 15.4% of the portfolio, followed by Microsoft (MSFT, 14.3%) and Mastercard Class A (MA, 12.1%). Compared with Q3 2025, it opened 3 new positions, sold out of 2, added to 10 and reduced 2. The biggest buy was a new position in Costco Wholesale (COST) and the biggest sale an exit from Chipotle Mexican Grill (CMG).

Most Recent 13F
Q2 2026
Location
Los Angeles, CA
CIK
0000924171
Portfolio Value
$578.1M (Q4 2025)
SEC Filing
0001081198-26-000004 ↗ filed Jan 20, 2026

Holdings Value

0$200.0M$400.0M$600.0M Q1 2024: $408.6M Q1 2024 Q2 2024: $454.6M Q2 2024 Q3 2024: $520.0M Q3 2024 Q4 2024: $571.9M Q4 2024 Q1 2025: $506.9M Q1 2025 Q2 2025: $570.9M Q2 2025 Q3 2025: $559.5M Q3 2025 Q4 2025: $578.1M $578.1M Q4 2025 Q1 2026: $526.5M Q1 2026 Q2 2026: $502.5M Q2 2026

Holdings 31 stocks · $578.1M
AMZN Amazon.com Inc. 15.43% 386,395 $89.2M Add +1.8%
MSFT Microsoft Corp. 14.31% 171,100 $82.7M Add +1.4%
MA Mastercard Inc. Class A 12.07% 122,179 $69.7M Add +0.6%
AAPL Apple Inc. 9.17% 194,926 $53.0M Add +2.5%
NVDA Nvidia Corp. 8.45% 262,051 $48.9M Reduce -1.7%
SPGI S&P Global Inc. 7.36% 81,425 $42.6M Add +2.4%
FICO Fair Isaac Corp. 7.10% 24,267 $41.0M Add +4.2%
SPY SS SPDR S&P 500 ETF Trust-US 6.28% 53,241 $36.3M Add +2.7%
TDG Transdigm Group Inc. 5.94% 25,810 $34.3M Add +2.3%
WCN Waste Connections Inc. 5.05% 166,458 $29.2M Add +2.3%
WMT Walmart Inc. 4.87% 252,487 $28.1M Add +2.3%
COST Costco Wholesale Corp. 3.30% 22,135 $19.1M New
BKSY Blacksky Technology Inc. 0.19% 59,809 $1.1M Reduce -18.3%
GOOG Alphabet Inc. Class C 0.10% 1,884 $591K No change
GOOGL Alphabet Inc. Class A 0.10% 1,886 $590K No change
HD Home Depot Inc. 0.06% 1,032 $355K No change
RTX RTX Corp. 0.04% 1,410 $259K No change
IBM Intl Business Machines Corp. filed as INTERNATIONAL BUSINESS MACHS 0.03% 677 $201K New
AFL Aflac Inc. 0.03% 1,459 $161K No change
INTC Intel Corp. 0.01% 2,258 $83K No change
DE Deere & Co. 0.01% 176 $82K No change
BAC Bank of America Corp. filed as BANK AMERICA CORP 0.01% 1,455 $80K No change
CB Chubb Ltd. 0.01% 240 $75K No change
CARR Carrier Global Corp. 0.01% 1,413 $75K No change
AMGN Amgen Inc. 0.01% 198 $65K No change
OTIS Otis Worldwide Corp. 0.01% 705 $62K No change
UNP Union Pacific Corp. 0.01% 180 $42K No change
SYK Stryker Corp. 0.01% 100 $35K No change
CMI Cummins Inc. 0.01% 65 $33K No change
NSC Norfolk Southern Corp. 0.01% 110 $32K No change
KD Kyndryl Holdings Inc. 0.00% 115 $3K New

Portfolio Sells Q3 2025 → Q4 2025
CMG Chipotle Mexican Grill Inc. Sold out 0.00% −3.78
NVDA Nvidia Corp. Reduce -1.7% 8.45% −0.44
LBRT Liberty Energy Inc. Sold out 0.00% −0.20
BKSY Blacksky Technology Inc. Reduce -18.3% 0.19% −0.07

Portfolio Buys Q3 2025 → Q4 2025
COST Costco Wholesale Corp. New 3.30% +3.30
FICO Fair Isaac Corp. Add +4.2% 7.10% +0.87
AMZN Amazon.com Inc. Add +1.8% 15.43% +0.53
AAPL Apple Inc. Add +2.5% 9.17% +0.51
SPGI S&P Global Inc. Add +2.4% 7.36% +0.45
WMT Walmart Inc. Add +2.3% 4.87% +0.32
SPY SS SPDR S&P 500 ETF Trust-US Add +2.7% 6.28% +0.11
IBM Intl Business Machines Corp. New 0.03% +0.03
KD Kyndryl Holdings Inc. New 0.00% +0.00
TDG Transdigm Group Inc. Add +2.3% 5.94% −0.01
WCN Waste Connections Inc. Add +2.3% 5.05% −0.06
MA Mastercard Inc. Class A Add +0.6% 12.07% −0.28
MSFT Microsoft Corp. Add +1.4% 14.31% −1.31

All Filings

QuarterPositions13F Reported ValueTop Holdings
Q2 2026 31$502.5MAMZN, MSFT, MA, AAPL, NVDA
Q1 2026 31$526.5MAMZN, MSFT, MA, AAPL, NVDA
Q4 2025 31$578.1MAMZN, MSFT, MA, AAPL, NVDA
Q3 2025 30$559.5MMSFT, AMZN, MA, NVDA, AAPL
Q2 2025 30$570.9MMSFT, AMZN, MA, NVDA, FICO
Q1 2025 31$506.9MMSFT, AMZN, MA, NVDA, FICO
Q4 2024 28$571.9MMSFT, AMZN, NVDA, MA, AAPL
Q3 2024 32$520.0MMSFT, AMZN, NVDA, MA, FICO
Q2 2024 32$454.6MMSFT, AMZN, NVDA, AAPL, MA
Q1 2024 32$408.6MMSFT, AMZN, MA, NVDA, AAPL