Roof Eidam Maycock Peralta, LLC
SEC Form 13F institutional filer · CIK 0001028874
13F-HR · 66 reported holdings · 2026-03-31
Reported long-US-equity value
$0.15B
Top-10 concentration
64.5%
Roof Eidam Maycock Peralta, LLC — $153M AUM allocation strategy
Roof Eidam Maycock Peralta, LLC files SEC Form 13F and reports $153M of long US equity value across 66 reported holdings for 2026-03-31.
Its largest sector bet is Financials 15.8%, followed by Information Technology 14.7% and Communication Services 4.8%.
The top 10 holdings account for 65% 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.
Roof Eidam Maycock Peralta, LLC — latest SEC 13F insights
Reported long-US-equity value (13F AUM)
$153M
total across 66 reported holdings · 2026-03-31 · excludes shorts, cash, non-US
Top-10 concentration
65% of value
higher = narrower conviction; lower = spread / hedging
Biggest adds (shares)
+$IVV +5.31K sh · −$144K+$IVZ +2.42K sh · +$178K+$VB +303 sh · +$378K
Biggest trims (shares)
−$AMZN −1.37K sh · −$510K−$SCHW −919 sh · +$149K−$GOOGL −456 sh · −$831K
Added from nil (new positions)
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)
- Technology Hardware, Storage & Peripherals9.6%—
- Investment Banking & Brokerage6.5%—
- Interactive Media & Services4.8%—
- Transaction & Payment Processing Services3.4%—
- Systems Software3.0%—
- Diversified Banks2.8%—
- Semiconductors2.1%—
- Multi-Sector Holdings1.9%—
- Other holdings65.8%—
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
6 of 6 rows · sorted by Value ↓
| Ticker | Holding | Shares | Value | Δ QoQ | Weight |
|---|---|---|---|---|---|
| $AAPL | Apple Inc | 58K | $14.7M | -364 | 9.6% |
| $SCHW | Charles Schwab Corporation | 265K | $7.97M | -919 | 5.2% |
| $GOOGL | Alphabet Inc | 25.5K | $7.33M | -456 | 4.8% |
| $MSFT | Microsoft Corporation | 12.3K | $4.57M | +0 | 3.0% |
| $JPM | JP Morgan Chase & Co | 14.7K | $4.32M | -2 | 2.8% |
| $NVDA | NVIDIA Corporation | 18.8K | $3.27M | -5 | 2.1% |
…and 60 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
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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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