BlackRock, Inc.
SEC Form 13F institutional filer · CIK 0002012383
13F-HR · 525 reported holdings · 2026-03-31
Asset management firm, one of the world's largest investment managers.
Reported long-US-equity value
$4.79T
Top-10 concentration
34.3%
BlackRock, Inc. — $4.79T AUM allocation strategy
BlackRock, Inc. files SEC Form 13F and reports $4.79T of long US equity value across 525 reported holdings for 2026-03-31.
Its largest sector bet is Information Technology 20.9%, followed by Communication Services 6.9% and Consumer Discretionary 4.8%.
The top 10 holdings account for 34% 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.
BlackRock, Inc. — latest SEC 13F insights
Reported long-US-equity value (13F AUM)
$4.79T
total across 525 reported holdings · 2026-03-31 · excludes shorts, cash, non-US
Top-10 concentration
34% of value
higher = narrower conviction; lower = spread / hedging
Biggest adds (shares)
+$HBAN +31.5M sh · +$247M+$IVV +21.8M sh · +$2.59B+$FITB +19.3M sh · +$875M
Biggest trims (shares)
−$AMCR −127M sh · −$56.8M−$F −20M sh · −$785M−$NVDA −18.3M sh · −$26.7B
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)
- Semiconductors10.3%—
- Interactive Media & Services6.9%—
- Technology Hardware, Storage & Peripherals6.1%—
- Systems Software4.6%—
- Broadline Retail3.2%—
- Pharmaceuticals2.3%—
- Consumer Staples Merchandise Retail1.6%—
- Automobile Manufacturers1.6%—
- Other holdings63.4%—
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 |
|---|---|---|---|---|---|
| $NVDA | NVIDIA Corporation | 1.93B | $336B | -18.3M | 7.0% |
| $AAPL | Apple Inc | 1.14B | $291B | -9.97M | 6.1% |
| $MSFT | Microsoft Corporation | 593M | $220B | -8.57M | 4.6% |
| $AMZN | Amazon.com Inc | 736M | $153B | +1.19M | 3.2% |
| $GOOG | Alphabet Inc. Class C Capital Stock | 447M | $129B | +4.99M | 2.7% |
| $AVGO | Broadcom Inc | 386M | $119B | +6.05M | 2.5% |
| $GOOGL | Alphabet Inc | 365M | $105B | +3.51M | 2.2% |
| $META | Meta Platforms Inc | 172M | $96.9B | -2.78M | 2.0% |
| $TSLA | Tesla Inc | 208M | $77.4B | -1.47M | 1.6% |
…and 516 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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