Portfolio Design Labs, LLC
SEC Form 13F institutional filer · CIK 0002010278
13F-HR · 206 reported holdings · 2026-03-31
Reported long-US-equity value
$0.41B
Top-10 concentration
39.8%
Portfolio Design Labs, LLC — $413M AUM allocation strategy
Portfolio Design Labs, LLC files SEC Form 13F and reports $413M of long US equity value across 206 reported holdings for 2026-03-31.
Its largest sector bet is Information Technology 22.2%, followed by Communication Services 9.5% and Consumer Discretionary 5.3%.
The top 10 holdings account for 40% of reported value — a broadly spread portfolio. 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.
Portfolio Design Labs, LLC — latest SEC 13F insights
Reported long-US-equity value (13F AUM)
$413M
total across 206 reported holdings · 2026-03-31 · excludes shorts, cash, non-US
Top-10 concentration
40% of value
higher = narrower conviction; lower = spread / hedging
Biggest adds (shares)
+$FISV +5.91K sh · +$221K+$NOW +4.96K sh · +$125K+$MSFT +4.7K sh · −$5.31M
Biggest trims (shares)
−$F −19.5K sh · −$492K−$AAPL −15.1K sh · −$5.94M−$OXY −13.8K sh · −$87.4K
Exited to nil (held last quarter, gone now)
$AVY ($250K last qtr)$PSA ($231K last qtr)$CDNS ($222K last qtr)$TEL ($213K last qtr)$JKHY ($207K 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)
- Semiconductors10.1%—
- Interactive Media & Services8.2%—
- Technology Hardware, Storage & Peripherals6.2%—
- Systems Software6.0%—
- Broadline Retail4.0%—
- Pharmaceuticals3.6%—
- Integrated Oil & Gas3.0%—
- Diversified Banks1.5%—
- Other holdings57.4%—
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
10 of 10 rows · sorted by Value ↓
| Ticker | Holding | Shares | Value | Δ QoQ | Weight |
|---|---|---|---|---|---|
| $NVDA | NVIDIA Corporation | 168K | $29.3M | -6.95K | 7.1% |
| $AAPL | Apple Inc | 101K | $25.5M | -15.1K | 6.2% |
| $MSFT | Microsoft Corporation | 66.8K | $24.7M | +4.7K | 6.0% |
| $GOOGL | Alphabet Inc | 73K | $20.9M | -13K | 5.1% |
| $AMZN | Amazon.com Inc | 79.7K | $16.6M | -5.66K | 4.0% |
| $META | Meta Platforms Inc | 22.7K | $13M | +1.08K | 3.1% |
| $AVGO | Broadcom Inc | 39.1K | $12.1M | -2.77K | 2.9% |
| $LLY | Eli Lilly and Company | 8.78K | $8.08M | -1.38K | 2.0% |
| $XOM | ExxonMobil Holdings Corporation | 44.1K | $7.49M | -9.05K | 1.8% |
| $JNJ | Johnson & Johnson | 27.2K | $6.65M | -2.83K | 1.6% |
…and 196 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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