SAYBROOK CAPITAL /NC
SEC Form 13F institutional filer · CIK 0001044924
13F-HR · 35 reported holdings · 2026-03-31
Reported long-US-equity value
$0.36B
Top-10 concentration
76.8%
SAYBROOK CAPITAL /NC — $359M AUM allocation strategy
SAYBROOK CAPITAL /NC files SEC Form 13F and reports $359M of long US equity value across 35 reported holdings for 2026-03-31.
Its largest sector bet is Communication Services 26.1%, followed by Financials 24.4% and Industrials 20.0%.
The top 10 holdings account for 77% 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.
SAYBROOK CAPITAL /NC — latest SEC 13F insights
Reported long-US-equity value (13F AUM)
$359M
total across 35 reported holdings · 2026-03-31 · excludes shorts, cash, non-US
Top-10 concentration
77% of value
higher = narrower conviction; lower = spread / hedging
Biggest adds (shares)
+$NKE +4.04K sh · −$1.89M+$MSFT +745 sh · −$1.46M+$V +725 sh · −$2.83M
Biggest trims (shares)
−$KVUE −9.77K sh · −$172K−$GOOGL −5.7K sh · −$6.36M−$GOOG −3.15K sh · −$4.96M
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)
- Interactive Media & Services26.1%—
- Multi-Sector Holdings13.8%—
- Technology Hardware, Storage & Peripherals10.5%—
- Aerospace & Defense8.8%—
- Transaction & Payment Processing Services7.7%—
- Specialty Chemicals5.0%—
- Rail Transportation4.1%—
- Human Resource & Employment Services4.0%—
- Other holdings20.1%—
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 |
|---|---|---|---|---|---|
| $BRK.B | Berkshire Hathaway Inc.-Class B | 104K | $49.8M | +84 | 13.8% |
| $GOOGL | Alphabet Inc | 170K | $48.7M | -5.7K | 13.6% |
| $GOOG | Alphabet Inc. Class C Capital Stock | 156K | $44.9M | -3.15K | 12.5% |
| $AAPL | Apple Inc | 149K | $37.8M | -1.51K | 10.5% |
| $V | Visa Inc | 63.7K | $19.2M | +725 | 5.4% |
| $SHW | Sherwin-Williams Company | 56.5K | $18.1M | +204 | 5.0% |
| $RTX | RTX Corporation | 83.1K | $16M | -1.1K | 4.5% |
| $HONA | Honeywell Aerospace Inc | 22 | $15.8M | +0 | 4.4% |
| $ADP | Automatic Data Processing Inc | 70K | $14.2M | -1K | 4.0% |
| $HON | Honeywell International Inc | 50.5K | $11.4M | -124 | 3.2% |
…and 25 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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