CARDIFF PARK ADVISORS, LLC
SEC Form 13F institutional filer · CIK 0001910000
13F-HR · 121 reported holdings · 2026-03-31
Reported long-US-equity value
$0.57B
Top-10 concentration
75.1%
CARDIFF PARK ADVISORS, LLC — $567M AUM allocation strategy
CARDIFF PARK ADVISORS, LLC files SEC Form 13F and reports $567M of long US equity value across 121 reported holdings for 2026-03-31.
Its largest sector bet is Communication Services 22.3%, followed by Information Technology 9.7% and Financials 3.7%.
The top 10 holdings account for 75% 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.
CARDIFF PARK ADVISORS, LLC — latest SEC 13F insights
Reported long-US-equity value (13F AUM)
$567M
total across 121 reported holdings · 2026-03-31 · excludes shorts, cash, non-US
Top-10 concentration
75% of value
higher = narrower conviction; lower = spread / hedging
Biggest adds (shares)
+$VOO +72.8K sh · +$40.8M+$VTI +14.2K sh · −$2.18M+$IVZ +10.6K sh · +$807K
Biggest trims (shares)
−$IVV −19.2K sh · −$992K−$NVDA −14K sh · −$3.22M−$OXY −6.95K sh · −$112K
Exited to nil (held last quarter, gone now)
$BKNG ($252K last qtr)$ADP ($239K last qtr)$APO ($220K last qtr)$AIG ($219K last qtr)$APP ($216K last qtr)
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)
- Interactive Media & Services22.3%—
- Technology Hardware, Storage & Peripherals4.8%—
- Semiconductor Materials & Equipment1.7%—
- Investment Banking & Brokerage1.6%—
- Broadline Retail1.6%—
- Systems Software1.6%—
- Semiconductors1.6%—
- Multi-Sector Holdings1.2%—
- Other holdings63.6%—
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
6 of 6 rows · sorted by Value ↓
| Ticker | Holding | Shares | Value | Δ QoQ | Weight |
|---|---|---|---|---|---|
| $META | Meta Platforms Inc | 182K | $104M | +433 | 18.4% |
| $AAPL | Apple Inc | 109K | $27.5M | -4.88K | 4.9% |
| $GOOGL | Alphabet Inc | 45.3K | $13M | +2.1K | 2.3% |
| $SCHW | Charles Schwab Corporation | 352K | $9.31M | -1.69K | 1.6% |
| $GOOG | Alphabet Inc. Class C Capital Stock | 32.2K | $9.26M | -4.81K | 1.6% |
| $AMZN | Amazon.com Inc | 43.2K | $9.01M | -1.38K | 1.6% |
…and 115 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.
Newsletter signup
Free subscription. Daily trading day morning dispatch. No spam.