BRIGHTON SECURITIES CORP.
SEC Form 13F institutional filer · CIK 0000014213
13F-HR · 22 reported holdings · 2026-03-31
Reported long-US-equity value
$0.10B
Top-10 concentration
97.1%
BRIGHTON SECURITIES CORP. — $96.6M AUM allocation strategy
BRIGHTON SECURITIES CORP. files SEC Form 13F and reports $96.6M of long US equity value across 22 reported holdings for 2026-03-31.
Its largest sector bet is Financials 26.0%, followed by Information Technology 1.2% and Energy 0.8%.
The top 10 holdings account for 97% 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.
BRIGHTON SECURITIES CORP. — latest SEC 13F insights
Reported long-US-equity value (13F AUM)
$96.6M
total across 22 reported holdings · 2026-03-31 · excludes shorts, cash, non-US
Top-10 concentration
97% of value
higher = narrower conviction; lower = spread / hedging
Biggest adds (shares)
+$IVZ +14.8K sh · +$105K+$VOO +1K sh · −$3.88M+$NVDA +541 sh · +$81.2K
Biggest trims (shares)
−$SPGI −34.7K sh · −$912K−$OKE −1.56K sh · −$50.5K−$MRK −550 sh · −$25.6K
Added from nil (new positions)
None this quarter
Exited to nil (held last quarter, gone now)
$LLY ($265K last qtr)$BRO ($229K last qtr)$TMO ($225K last qtr)$IBM ($222K last qtr)$QCOM ($210K 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)
- Financial Exchanges & Data23.9%—
- Asset Management & Custody Banks1.9%—
- Electric Utilities0.5%—
- Systems Software0.5%—
- Integrated Oil & Gas0.5%—
- Aerospace & Defense0.4%—
- Technology Hardware, Storage & Peripherals0.4%—
- Oil & Gas Storage & Transportation0.4%—
- Other holdings71.5%—
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
8 of 8 rows · sorted by Value ↓
| Ticker | Holding | Shares | Value | Δ QoQ | Weight |
|---|---|---|---|---|---|
| $SPGI | S&P Global Inc | 506K | $23.1M | -34.7K | 23.9% |
| $IVZ | Invesco Ltd | 168K | $1.83M | +14.8K | 1.9% |
| $MSFT | Microsoft Corporation | 1.26K | $465K | +10 | 0.5% |
| $XOM | ExxonMobil Holdings Corporation | 2.6K | $441K | -132 | 0.5% |
| $LHX | L3Harris Technologies Inc | 1.12K | $387K | -125 | 0.4% |
| $AAPL | Apple Inc | 1.42K | $361K | +492 | 0.4% |
| $OKE | ONEOK Inc | 3.8K | $343K | -1.56K | 0.4% |
| $AMZN | Amazon.com Inc | 1.47K | $307K | +176 | 0.3% |
…and 14 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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