Mraz, Amerine & Associates, Inc.
SEC Form 13F institutional filer · CIK 0001542324
13F-HR · 70 reported holdings · 2026-03-31
Reported long-US-equity value
$0.24B
Top-10 concentration
76.3%
Mraz, Amerine & Associates, Inc. — $245M AUM allocation strategy
Mraz, Amerine & Associates, Inc. files SEC Form 13F and reports $245M of long US equity value across 70 reported holdings for 2026-03-31.
Its largest sector bet is Financials 61.5%, followed by Energy 11.9% and Information Technology 4.2%.
The top 10 holdings account for 76% 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.
Mraz, Amerine & Associates, Inc. — latest SEC 13F insights
Reported long-US-equity value (13F AUM)
$245M
total across 70 reported holdings · 2026-03-31 · excludes shorts, cash, non-US
Top-10 concentration
76% of value
higher = narrower conviction; lower = spread / hedging
Biggest adds (shares)
+$HAL +3.04K sh · +$1.22M+$SLB +2.48K sh · +$1.69M+$LEN +1.76K sh · −$211K
Biggest trims (shares)
−$WFC −5.04K sh · −$506K−$SO −4.1K sh · −$331K−$FCX −3.57K sh · +$248K
Exited to nil (held last quarter, gone now)
$WBD ($3.33M last qtr)$TXN ($266K last qtr)$LLY ($242K last qtr)$MU ($228K last qtr)$CSCO ($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)
- Multi-Sector Holdings31.0%—
- Property & Casualty Insurance17.0%—
- Multi-line Insurance11.2%—
- Oil & Gas Exploration & Production6.9%—
- Oil & Gas Equipment & Services4.3%—
- Pharmaceuticals2.8%—
- Systems Software2.7%—
- Homebuilding2.5%—
- Other holdings21.5%—
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
10 of 10 rows · sorted by Value ↓
| Ticker | Holding | Shares | Value | Δ QoQ | Weight |
|---|---|---|---|---|---|
| $BRK.B | Berkshire Hathaway Inc.-Class B | 159K | $76M | -2.68K | 31.0% |
| $WRB | W.R. Berkley Corporation | 631K | $41.8M | -2.69K | 17.1% |
| $L | Loews Corporation | 261K | $27.4M | -1.32K | 11.2% |
| $OXY | Occidental Petroleum Corporation | 132K | $8.59M | +205 | 3.5% |
| $JNJ | Johnson & Johnson | 28.3K | $6.91M | -78 | 2.8% |
| $MSFT | Microsoft Corporation | 17.9K | $6.62M | -367 | 2.7% |
| $SLB | SLB Limited | 123K | $6.31M | +2.48K | 2.6% |
| $HONA | Honeywell Aerospace Inc | 7 | $5.03M | +0 | 2.1% |
| $HAL | Halliburton Company | 106K | $4.12M | +3.04K | 1.7% |
| $TPL | Texas Pacific Land Corporation | 8.43K | $4M | -50 | 1.6% |
…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
← 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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