Keystone Financial Services
SEC Form 13F institutional filer · CIK 0001865158
13F-HR · 63 reported holdings · 2026-03-31
Reported long-US-equity value
$0.20B
Top-10 concentration
81.8%
Keystone Financial Services — $197M AUM allocation strategy
Keystone Financial Services files SEC Form 13F and reports $197M of long US equity value across 63 reported holdings for 2026-03-31.
Its largest sector bet is Financials 32.2%, followed by Information Technology 3.2% and Communication Services 2.6%.
The top 10 holdings account for 82% 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.
Keystone Financial Services — latest SEC 13F insights
Reported long-US-equity value (13F AUM)
$197M
total across 63 reported holdings · 2026-03-31 · excludes shorts, cash, non-US
Top-10 concentration
82% of value
higher = narrower conviction; lower = spread / hedging
Biggest adds (shares)
+$IVV +317K sh · +$17.4M+$SPGI +21.9K sh · +$4.55M+$CMCSA +4.2K sh · +$82.1K
Biggest trims (shares)
−$IYY −22.4K sh · −$4.76M−$EBAY −5.72K sh · −$488K−$BLK −5.39K sh · −$1.32M
Exited to nil (held last quarter, gone now)
$BAC ($685K last qtr)$APP ($266K last qtr)$WMB ($233K last qtr)$COF ($220K last qtr)$CEG ($218K 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)
- Asset Management & Custody Banks14.2%—
- Financial Exchanges & Data13.4%—
- Interactive Media & Services2.6%—
- Diversified Banks2.1%—
- Multi-Sector Holdings1.6%—
- Tobacco1.1%—
- Investment Banking & Brokerage1.1%—
- Hotels, Resorts & Cruise Lines1.1%—
- Other holdings63.0%—
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 |
|---|---|---|---|---|---|
| $BLK | BlackRock Inc | 271K | $26.7M | -5.39K | 13.6% |
| $SPGI | S&P Global Inc | 129K | $26.2M | +21.9K | 13.3% |
| $BRK.B | Berkshire Hathaway Inc.-Class B | 6.49K | $3.11M | +217 | 1.6% |
| $GOOGL | Alphabet Inc | 10.8K | $3.1M | -19 | 1.6% |
| $JPM | JP Morgan Chase & Co | 8.85K | $2.6M | +33 | 1.3% |
| $PM | Philip Morris International Inc | 13K | $2.15M | +1.02K | 1.1% |
| $SCHW | Charles Schwab Corporation | 21.7K | $2.04M | +1.51K | 1.0% |
| $BKNG | Booking Holdings Inc | 482 | $2.03M | +121 | 1.0% |
| $META | Meta Platforms Inc | 3.54K | $2.03M | +199 | 1.0% |
…and 54 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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