VANGUARD PORTFOLIO MANAGEMENT LLC — $1.55T AUM allocation strategy
VANGUARD PORTFOLIO MANAGEMENT LLC files SEC Form 13F and reports $1.55T of long US equity value across 496 S&P 500 holdings for 2026-03-31.
Its largest sector bet is Information Technology 18%, followed by Communication Services 5% and Financials 3%. Within sectors, the top industry exposure is Semiconductors 8%, then Technology Hardware, Storage & Peripherals 5% and Interactive Media & Services 5%.
The top 10 holdings account for 27% of reported value — a broadly spread portfolio. Sector and industry shares above are of the same reported value. Track quarter-over-quarter adds, trims, new positions and exits below — sourced from SEC 13F filings, public domain.
VANGUARD PORTFOLIO MANAGEMENT LLC — latest SEC 13F insights
| Ticker | Holding | Shares | Value | Δ QoQ |
|---|---|---|---|---|
| $NVDA | NVIDIA Corporation | 510M | $89B | — |
| $AAPL | Apple Inc | 331M | $84.1B | — |
| $MSFT | Microsoft Corporation | 167M | $62B | — |
| $AVGO | Broadcom Inc | 128M | $39.7B | — |
| $GOOG | Alphabet Inc. Class C Capital Stock | 96.5M | $27.8B | — |
| $AMZN | Amazon.com Inc | 127M | $26.5B | — |
| $GOOGL | Alphabet Inc | 76.8M | $22B | — |
| $META | Meta Platforms Inc | 38.3M | $21.7B | — |
| $XOM | ExxonMobil Holdings Corporation | 116M | $19.6B | — |
| $LLY | Eli Lilly and Company | 21M | $19.3B | — |
SEC Form 13F data sets · public domain · 45-day filing lag · >$100M AUM managers · as reported
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.