NBC SECURITIES, INC.
SEC Form 13F institutional filer · CIK 0000791540
13F-HR · 485 reported holdings · 2026-03-31
Reported long-US-equity value
$0.82B
Top-10 concentration
29.8%
NBC SECURITIES, INC. — $823M AUM allocation strategy
NBC SECURITIES, INC. files SEC Form 13F and reports $823M of long US equity value across 485 reported holdings for 2026-03-31.
Its largest sector bet is Information Technology 10.9%, followed by Financials 6.8% and Communication Services 1.9%.
The top 10 holdings account for 30% 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.
NBC SECURITIES, INC. — latest SEC 13F insights
Reported long-US-equity value (13F AUM)
$823M
total across 485 reported holdings · 2026-03-31 · excludes shorts, cash, non-US
Top-10 concentration
30% of value
higher = narrower conviction; lower = spread / hedging
Biggest adds (shares)
+$GS +29.4K sh · +$1.55M+$INTC +27.1K sh · +$1.25M+$IRM +21.8K sh · +$2.3M
Biggest trims (shares)
−$BLK −152K sh · −$1.61M−$HPE −48.7K sh · −$1.18M−$EQT −40.7K sh · −$2.12M
Exited to nil (held last quarter, gone now)
$STE ($157K last qtr)$URI ($53.4K last qtr)$VRSK ($44.5K last qtr)$CDW ($953 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)
- Technology Hardware, Storage & Peripherals4.3%—
- Semiconductors4.1%—
- Systems Software2.6%—
- Interactive Media & Services1.9%—
- Broadline Retail1.9%—
- Financial Exchanges & Data1.5%—
- Investment Banking & Brokerage1.5%—
- Consumer Staples Merchandise Retail1.4%—
- Other holdings80.9%—
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
5 of 5 rows · sorted by Value ↓
| Ticker | Holding | Shares | Value | Δ QoQ | Weight |
|---|---|---|---|---|---|
| $AAPL | Apple Inc | 139K | $35.2M | -3.96K | 4.3% |
| $MSFT | Microsoft Corporation | 57.1K | $21.1M | -2.4K | 2.6% |
| $NVDA | NVIDIA Corporation | 105K | $18.4M | +1.48K | 2.2% |
| $GOOG | Alphabet Inc. Class C Capital Stock | 55.5K | $16M | -3.08K | 1.9% |
| $AMZN | Amazon.com Inc | 75.9K | $15.8M | -7.06K | 1.9% |
…and 480 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.