OAKMONT Corp
SEC Form 13F institutional filer · CIK 0000924171
13F-HR · 28 reported holdings · 2026-03-31
Reported long-US-equity value
$0.50B
Top-10 concentration
94.9%
OAKMONT Corp — $498M AUM allocation strategy
OAKMONT Corp files SEC Form 13F and reports $498M of long US equity value across 28 reported holdings for 2026-03-31.
Its largest sector bet is Information Technology 38.8%, followed by Financials 19.7% and Consumer Discretionary 16.6%.
The top 10 holdings account for 95% of reported value — a conviction-weighted book concentrated in its best ideas. The sector and industry splits below are of the same reported value. Track quarter-over-quarter adds, trims, new positions and exits below — sourced from SEC 13F filings, public domain.
OAKMONT Corp — latest SEC 13F insights
Reported long-US-equity value (13F AUM)
$498M
total across 28 reported holdings · 2026-03-31 · excludes shorts, cash, non-US
Top-10 concentration
95% of value
higher = narrower conviction; lower = spread / hedging
Biggest adds (shares)
+$NVDA +22.7K sh · +$788K+$AMZN +7.92K sh · −$7.06M+$MSFT +6.8K sh · −$16.9M
Added from nil (new positions)
None this quarter
Exited to nil (held last quarter, gone now)
None this quarter
Sector allocation (share of reported value)
each slice is a share of the reported long-US-equity value — smaller sectors and the rest of the book roll into “Other holdings”
Qtr shift = share-point change vs the prior quarter's filing — first period tracked for this filer; the column fills in with the next quarterly refresh.
Industry allocation (share of reported value)
- Broadline Retail16.5%—
- Systems Software13.2%—
- Transaction & Payment Processing Services12.5%—
- Consumer Staples Merchandise Retail11.0%—
- Technology Hardware, Storage & Peripherals10.1%—
- Semiconductors10.0%—
- Financial Exchanges & Data7.2%—
- Aerospace & Defense6.2%—
- Other holdings13.4%—
the finer GICS cut of the same book — same denominator — smaller industries roll into “Other holdings”
Qtr shift = share-point change vs the prior quarter's filing — first period tracked for this filer; the column fills in with the next quarterly refresh.
Top S&P 500 holdings
9 of 9 rows · sorted by Value ↓
| Ticker | Holding | Shares | Value | Δ QoQ | Weight |
|---|---|---|---|---|---|
| $AMZN | Amazon.com Inc | 394K | $82.1M | +7.92K | 16.5% |
| $MSFT | Microsoft Corporation | 178K | $65.9M | +6.8K | 13.2% |
| $MA | Mastercard Incorporated | 125K | $62.3M | +2.49K | 12.5% |
| $AAPL | Apple Inc | 199K | $50.4M | +3.69K | 10.1% |
| $NVDA | NVIDIA Corporation | 285K | $49.7M | +22.7K | 10.0% |
| $SPGI | S&P Global Inc | 84K | $35.7M | +2.61K | 7.2% |
| $WMT | Walmart Inc | 258K | $32M | +5.13K | 6.4% |
| $TDG | Transdigm Group Incorporated | 26.3K | $30.5M | +479 | 6.1% |
| $FICO | Fair Isaac Corporation | 25.1K | $26.8M | +870 | 5.4% |
…and 19 more holdings in the full 13F filing (top positions only shown).
SEC Form 13F data sets · public domain · 45-day filing lag · >$100M AUM managers · as reported
← All 13F filers·← QuantOrb.pro
How to read Δ QoQ — the five insight categories, and the caveats
The categories. Analysts, quants and retail traders look past total portfolio value to isolate actionable signals. Five categories matter.
Conviction & concentration shifts
New positions vs complete exits — a brand-new stock signals high conviction; a full liquidation suggests a broken thesis or tax-loss harvesting. Aggressive sizing — look at share count, not dollars: a 20% share increase during a drawdown is strong dip-buying. Concentration — a narrowing top-5/10 means conviction; spreading capital across more names means hedging.
Sector & macro allocation rotations
Aggregating Δ QoQ moves across sectors shows where smart money is leaning in or sneaking out — rotating out of growth into defensives or energy, for example. The fund's total long equity exposure quarter-over-quarter is a proxy for overall institutional risk appetite.
Crowding & smart-money consensus
When several managers initiate or expand the same stock in the same quarter, that is institutional consensus. Contrarian reads: top pickers buying hard into a beaten-down name the market is selling.
Derivative & option overlays
Reported call/put changes indicate whether managers are adding downside hedges or leveraging upside exposure. Note: a long increase may be half of a market-neutral pair trade.
Who reads this
| Retail "cloners" | High-conviction ideas to replicate ~45 days after quarter-end. |
| Corporate IR | Which funds bought or dumped the stock, before the next call. |
| Quant / algo traders | Cross-sectional factor inputs: flow, momentum, ownership. |
Four caveats before you trade on it
- 45-day lag — holdings are quarter-end; positions may already be closed.
- Long-only — 13Fs miss shorts, pair trades and cash.
- No non-US / fixed income — the picture is US equities plus options.
- Corporate actions — splits and spinoffs distort raw share deltas.
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