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Mraz, Amerine & Associates, Inc. — 13F Holdings & Portfolio

CIK 1542324 · latest 13F-HR filed 2026-07-16

Backtest portfolio

Mraz, Amerine & Associates, Inc. manages $697.1M in 13F-reported U.S. long-equity assets across 199 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are BRK.B (11.24%), NHHPF (6.95%), WTM (6.61%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 21 new positions and exited 12; 73 existing positions rose in reported value and 56 fell.

AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.

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AUM
$697.1M

Long-equity book

Holdings
199

Distinct positions

Period
2026-06-30

Filed 2026-07-16

Q/Q Activity
+21 / −12 / ↑73 / ↓56

vs 2026-03-31

Portfolio charts

Latest quarter's book, what changed, and how the portfolio has evolved across filings.

Portfolio map

Q2 26
BRK.B11.2% · -1%NHHPF7.0% · +1%WTM6.6% · +0%WRB6.4% · +1%USFR6.2% · +4%MKL5.5% · +2%JEF4.4% · +0%L4.2% · +1%AVUV3.0% · -1%BN2.9% · +3%DFIV2.1% · +2%AVDV2.0% · +0%CNQ1.3% · +1%CVE1.3% · +1%AVEM1.0% · -3%JNJ1.0% · -1%UHAL.B1.0% · -1%MSFT0.9% · -2%OXY0.9% · +2%SLB0.8% · +2%AR0.8% · +4%CACC0.8% · -36%BRK.A0.8% · 0%RMT0.7% · -1%KF0.7% · -1%DVN0.7% · +180%AMR0.6% · -0%AAPL0.6% · -2%GHC0.6% · -2%OIH0.5% · +3%HAL0.5% · +2%NVR0.5% · +1%TPL0.5% · -5%FCX0.5% · -2%TDW0.5% · -0%WSC0.5% · -1%LEN.B0.4% · +3%JOE0.4% · -0%NMM0.4% · 0%TFLO0.4% · +7%SCHW0.4% · 0%BK0.4% · newCUBI0.4% · -2%AMGN0.4% · -1%DISV0.4% · 0%VAL0.4% · -2%COF0.4% · newVTS0.4% · +5%LUMN0.4% · -0%NE0.4% · +2%SBLK0.4% · 0%JOF0.3% · +4%BUR0.3% · +23%DEC0.3% · 0%DFLV0.3% · -2%ABEV0.3% · -0%FCNCA0.3% · -4%PXE0.3% · +6%CRGY0.3% · +3%EMR0.3% · -3%

Box size = position value; colour = change in share count vs the prior quarter (green added, red trimmed, blue new). Rows split across managers or share classes are combined. Click a box for the stock.

Sector mix

% of 13F value

Sectors from each company's SIC code; funds and ETFs grouped separately.

Biggest buys and sells

Q1 26 → Q2 26

Estimated from the change in shares held × the quarter-end price, so price moves alone don't count as buying. New and exited positions are included.

13F assets and positions

3 quarters

Total reported 13F value (bars) and number of positions (line) each quarter. Value changes include market moves.

Top positions over time

reported value

The eight largest current positions, valued at each quarter end.

Concentration

top 10 = 57.3%

Cumulative share of the portfolio held in the largest N positions.

Firm Profile & Key People

As of the firm’s regulatory filing dated Jul 1, 2026.

Assets Under Management
$917.5M
Discretionary
$917.5M
Employees
6
Accounts
1,289
Address
1120 13TH STREET
SUITE C
MODESTO, CA 95354
Phone
(209) 593-5870
Website
Name Title / Status Ownership Type
MRAZ, DAVID, FREDERICK ControlSHAREHOLDER
since Oct 2011
25–50%Individual
MRAZ, DEIDRE, MICHELLE ControlSHAREHOLDER/CHIEF COMPLIANCE OFFICER
since Oct 2011
10–25%Individual
MRAZ, GLORIA, D ControlSHAREHOLDER
since Oct 2011
25–50%Individual

Quarter-over-quarter changes

Changes in reported position value vs the prior 13F, so price moves count too, not just shares bought or sold.

Mraz, Amerine & Associates, Inc. Holdings (2026-06-30)

Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).

# Issuer Symbol CUSIP Value Weight Shares Type
1 BERKSHIRE HATHAWAY INC DEL BRK.B 084670702 $78.3M 11.24% 156,557 SH
2 FAIRFAX FINL HLDGS LTD SUB VTG NHHPF 303901102 $48.5M 6.95% 29,425 SH
3 WHITE MTNS INS GROUP LTD WTM G9618E107 $46.1M 6.61% 22,218 SH
4 BERKLEY W R CORP WRB 084423102 $44.8M 6.43% 635,753 SH
5 WISDOMTREE TR USFR 97717Y527 $43.3M 6.21% 859,642 SH
6 MARKEL GROUP INC MKL 570535104 $38.3M 5.49% 19,610 SH
7 JEFFERIES FINANCIAL GROUP IN JEF 47233W109 $30.8M 4.42% 617,122 SH
8 LOEWS CORP L 540424108 $29.0M 4.15% 255,855 SH
9 AMERICAN CENTY ETF TR AVUV 025072877 $20.6M 2.96% 165,191 SH
10 BROOKFIELD CORP BN 11271J107 $19.9M 2.85% 466,698 SH
11 DIMENSIONAL ETF TRUST DFIV 25434V807 $14.8M 2.13% 274,258 SH
12 AMERICAN CENTY ETF TR AVDV 025072802 $13.8M 1.98% 134,126 SH
13 CANADIAN NAT RES LTD MED TER CNQ 136385101 $9.3M 1.34% 236,287 SH
14 CENOVUS ENERGY INC CVE 15135U109 $9.1M 1.31% 366,951 SH
15 AMERICAN CENTY ETF TR AVEM 025072604 $7.2M 1.03% 74,352 SH
16 JOHNSON & JOHNSON JNJ 478160104 $7.1M 1.02% 27,909 SH
17 U HAUL HOLDING COMPANY UHAL.B 023586506 $6.7M 0.96% 116,181 SH
18 MICROSOFT CORP MSFT 594918104 $6.6M 0.94% 17,616 SH
19 OCCIDENTAL PETE CORP OXY 674599105 $6.5M 0.94% 134,465 SH
20 SLB LIMITED SLB 806857108 $5.8M 0.83% 124,804 SH
21 ANTERO RESOURCES CORP AR 03674X106 $5.7M 0.82% 162,114 SH
22 CREDIT ACCEP CORP MICH CACC 225310101 $5.3M 0.77% 8,376 SH
23 BERKSHIRE HATHAWAY INC DEL BRK.A 084670108 $5.2M 0.75% 7 SH
24 ROYCE MICRO-CAP TR INC RMT 780915104 $5.1M 0.73% 346,327 SH
25 KOREA FD INC KF 500634209 $5.1M 0.73% 67,225 SH
26 DEVON ENERGY CORP NEW DVN 25179M103 $4.9M 0.71% 119,582 SH
27 ALPHA METALLURGICAL RESOUR I AMR 020764106 $4.4M 0.63% 26,459 SH
28 APPLE INC AAPL 037833100 $4.1M 0.59% 14,285 SH
29 GRAHAM HLDGS CO GHC 384637104 $3.8M 0.55% 3,357 SH
30 VANECK ETF TRUST OIH 92189H607 $3.7M 0.54% 10,049 SH
31 HALLIBURTON CO HAL 406216101 $3.7M 0.53% 108,233 SH
32 NVR INC NVR 62944T105 $3.6M 0.51% 522 SH
33 TEXAS PACIFIC LAND CORPORATI TPL 88262P102 $3.5M 0.50% 8,040 SH
34 FREEPORT MCMORAN INC FCX 35671D857 $3.3M 0.47% 52,651 SH
35 TIDEWATER INC NEW TDW 88642R109 $3.3M 0.47% 49,433 SH
36 WILLSCOT HLDGS CORP WSC 971378104 $3.2M 0.45% 109,389 SH
37 LENNAR CORP LEN.B 526057302 $3.1M 0.45% 35,284 SH
38 ST JOE CO JOE 790148100 $3.1M 0.45% 49,827 SH
39 NAVIOS MARITIME PARTNERS LP NMM Y62267409 $3.0M 0.43% 43,021 SH
40 ISHARES TR TFLO 46434V860 $3.0M 0.43% 58,625 SH
41 SCHWAB CHARLES CORP SCHW 808513105 $2.9M 0.41% 30,923 SH
42 BANK OF NY MELLON CORP BNY 064058100 $2.8M 0.41% 19,700 SH
43 CUSTOMERS BANCORP INC CUBI 23204G100 $2.8M 0.41% 35,967 SH
44 AMGEN INC AMGN 031162100 $2.8M 0.40% 7,668 SH
45 DIMENSIONAL ETF TRUST DISV 25434V781 $2.8M 0.39% 68,552 SH
46 VALARIS LTD VAL G9460G101 $2.6M 0.38% 36,417 SH
47 CAPITAL ONE FINL CORP COF 14040H105 $2.6M 0.37% 12,909 SH
48 VITESSE ENERGY INC VTS 92852X103 $2.6M 0.37% 162,206 SH
49 LUMEN TECHNOLOGIES INC LUMN 550241103 $2.5M 0.35% 320,894 SH
50 NOBLE CORP PLC NE G65431127 $2.5M 0.35% 65,934 SH
Filing History
Period Filed AUM Holdings Accession
2026-06-30 2026-07-16 $697.1M 199 0001214659-26-008633
2026-03-31 2026-05-05 $678.2M 190 0001214659-26-005580
2025-12-31 2026-02-06 $673.0M 192 0001214659-26-001286
Filer Information
Address
1120 13TH STREET,
STE C
MODESTO, CA 95354
Phone
(209) 593-5870
Filing Manager
Mraz, Amerine & Associates, Inc.
Modesto, CA
Signatory
Deidre Mraz
Chief Compliance Officer