Citadel Investment Advisory, Inc.

In its 13F for Q2 2024 (holdings as of June 30, 2024, filed July 15, 2024), Citadel Investment Advisory, Inc. reported 81 stock positions worth $175.5 million. Its top holding was Berkshire Hathaway Class B (BRK.B) at 25.0% of the portfolio, followed by Markel (MKL, 14.1%) and Alphabet Class A (GOOGL, 5.2%). Compared with Q1 2024, it added to 1 and reduced 40. The biggest buy was Cedar Fair (shares +0%) and the biggest sale Berkshire Hathaway Class B (BRK.B, shares −0%).

Most Recent 13F
Q2 2026
Location
CHESTERLAND, OH
CIK
0001811907
Portfolio Value
$175.5M (Q2 2024)
SEC Filing
0001811907-24-000003 ↗ filed Jul 15, 2024

Holdings Value

0$50.0M$100.0M$150.0M$200.0M$250.0M Q1 2024: $177.1M Q1 2024 Q2 2024: $175.5M $175.5M Q2 2024 Q3 2024: $189.8M Q3 2024 Q4 2024: $192.6M Q4 2024 Q1 2025: $203.4M Q1 2025 Q2 2025: $206.1M Q2 2025 Q3 2025: $217.7M Q3 2025 Q4 2025: $231.2M Q4 2025 Q1 2026: $209.2M Q1 2026 Q2 2026: $220.0M Q2 2026

Holdings 81 stocks · $175.5M

BRK.B Berkshire Hathaway Inc. Class B 24.97% 107,719 $43.8M Reduce -0.0%
MKL Markel Group Inc. 14.11% 15,714 $24.8M Reduce -0.2%
GOOGL Alphabet Inc. Class A 5.19% 50,020 $9.1M Reduce -0.1%
MSFT Microsoft Corp. 3.81% 14,944 $6.7M No change
GOOG Alphabet Inc. Class C 3.27% 31,330 $5.7M Reduce -0.6%
PM Philip Morris International 2.37% 41,001 $4.2M No change
JNJ Johnson & Johnson 2.00% 24,001 $3.5M No change
MCO Moody's Corp. 1.89% 7,865 $3.3M No change
ORCL Oracle Corp. 1.79% 22,192 $3.1M No change
IBM Intl Business Machines Corp. filed as INTERNATIONAL BUSINESS MACHS 1.74% 17,666 $3.1M No change
RTX RTX Corp. 1.70% 29,714 $3.0M No change
IPMLF Imperial Metals Corp. 1.59% 1,756,795 $2.8M Reduce -0.1%
ABBV Abbvie Inc. 1.55% 15,844 $2.7M No change
KO The Coca-Cola Co. 1.54% 42,528 $2.7M Reduce -0.6%
MCD McDonald's Corp. 1.53% 10,568 $2.7M No change
PEP Pepsico Inc. 1.52% 16,121 $2.7M No change
MTD Mettler-Toledo International 1.49% 1,875 $2.6M Reduce -0.8%
DIS The Walt Disney Co. filed as DISNEY WALT CO 1.41% 24,876 $2.5M Reduce -1.2%
GD General Dynamics Corp. 1.40% 8,441 $2.4M No change
BKNG Booking Holdings Inc. 1.36% 602 $2.4M No change
GS Goldman Sachs Group Inc. 1.17% 4,530 $2.0M No change
Medtronic 1.07% 23,950 $1.9M No change
JPM JPMorgan Chase & Co. 1.03% 8,936 $1.8M No change
IDXX Idexx Laboratories Inc. 1.03% 3,695 $1.8M No change
AXP American Express Co. 0.91% 6,884 $1.6M No change
CSX CSX Corp. 0.81% 42,710 $1.4M No change
MHK Mohawk Industries Inc. 0.80% 12,378 $1.4M No change
BUD Anheuser-Busch Inbev-SPN ADR 0.77% 23,154 $1.3M Reduce -1.8%
WFC Wells Fargo & Co. 0.72% 21,391 $1.3M Reduce -4.7%
LOW Lowe's Cos Inc. 0.66% 5,270 $1.2M Reduce -0.9%
DHR Danaher Corp. 0.62% 4,373 $1.1M No change
ETN Eaton Corp. PLC 0.62% 3,457 $1.1M Reduce -0.1%
AMZN Amazon.com Inc. 0.57% 5,152 $996K No change
CEDAR FAIR LP 0.56% 17,925 $974K Add +0.3%
ABT Abbott Laboratories 0.55% 9,214 $957K No change
CNI Canadian Natl Railway Co. 0.54% 8,011 $946K No change
AMG Affiliated Managers Group 0.54% 6,039 $943K No change
BAC Bank of America Corp. filed as BANK AMERICA CORP 0.50% 22,065 $878K Reduce -2.6%
SYY Sysco Corp. 0.49% 12,056 $861K Reduce -0.3%
EG Everest Group Ltd. 0.49% 2,252 $858K No change
VISTAPRINT N V 0.44% 8,875 $778K Reduce -1.7%
HHC The Howard Hughes Corp. 0.44% 11,892 $771K Reduce -0.8%
JEF Jefferies Financial Group Inc. 0.42% 14,885 $741K No change
CMCSA Comcast Corp. Class A 0.41% 18,280 $716K Reduce -5.2%
UPS United Parcel Service Class A 0.40% 5,126 $701K Reduce -2.4%
John Marshall Bank 0.39% 39,600 $690K No change
PG The Procter & Gamble Co. 0.39% 4,162 $686K No change
CACC Credit Acceptance Corp. 0.38% 1,312 $675K No change
BA The Boeing Co. 0.38% 3,705 $674K No change
LDOS Leidos Holdings Inc. 0.38% 4,617 $674K No change
WYNN WYNN Resorts Ltd. 0.37% 7,261 $650K Reduce -14.7%
FISV Fiserv Inc. 0.32% 3,740 $557K No change
MA Mastercard Inc. Class A 0.30% 1,180 $521K No change
LECO Lincoln Electric Holdings 0.28% 2,595 $489K Reduce -13.4%
WRB WR Berkley Corp. filed as BERKLEY W R CORP 0.27% 6,066 $477K No change
WBD Warner Bros Discovery Inc. 0.26% 61,366 $457K Reduce -9.8%
ESAB Esab Corp. 0.24% 4,390 $415K Reduce -5.0%
META Meta Platforms Inc. Class A 0.23% 810 $408K No change
INTC Intel Corp. 0.23% 13,057 $404K Reduce -2.4%
CI The Cigna Group 0.22% 1,179 $390K Reduce -3.4%
FCN Fti Consulting Inc. 0.21% 1,670 $360K No change
AAPL Apple Inc. 0.19% 1,600 $337K No change
T AT&T Inc. 0.18% 16,726 $320K Reduce -40.3%
MDLZ Mondelez International Inc. Class A 0.18% 4,870 $319K Reduce -11.1%
BF.B Brown-Forman Corp. Class B 0.17% 6,804 $294K No change
KHC The Kraft Heinz Co. 0.16% 8,724 $281K Reduce -17.2%
SEIC Sei Investments Company 0.15% 4,000 $259K No change
CABO Cable One Inc. 0.14% 688 $244K Reduce -8.5%
WBA Walgreens Boots Alliance 0.14% 19,815 $240K Reduce -13.9%
WTW Willis Towers Watson PLC 0.12% 826 $217K No change
LBRDK Liberty Broadband-C 0.12% 3,873 $212K Reduce -8.4%
KDP Keurig Dr Pepper Inc. 0.11% 5,845 $195K Reduce -0.4%
LBYKV Liberty Global PLC-C-Wi 0.10% 9,921 $177K Reduce -7.0%
LSXMK Liberty Media Cor-Siriusxm C 0.10% 7,690 $170K Reduce -1.8%
ENOV Enovis Corp. 0.09% 3,594 $162K Reduce -24.4%
AAP Advance Auto Parts Inc. 0.09% 2,525 $160K Reduce -1.0%
Ascent Industries Corp 0.08% 15,201 $148K Reduce -0.2%
ECHO Echostar Corp. Class A 0.08% 7,559 $135K Reduce -32.2%
LBYAV Liberty Global PLC-A-Wi 0.07% 7,522 $131K Reduce -11.6%
PARAA Paramount Global Class A 0.05% 9,270 $96K Reduce -15.2%
LSXMA Liberty Media Cor-Siriusxm A 0.04% 3,575 $79K Reduce -4.3%
Other holdings (1): bonds, preferreds, convertibles and warrants · $390K (not counted above)
SecurityClassShares / PrincipalValueChange
CITIGROUP INC (C 6.875 PERP L) Equity 4,547$390KReduce -7.0%

Total filed on the 13F, all lines: $175.9M.

Portfolio Sells Q1 2024 → Q2 2024

BRK.B Berkshire Hathaway Inc. Class B Reduce -0.0% 24.97% −0.62
DIS The Walt Disney Co. Reduce -1.2% 1.41% −0.33
LECO Lincoln Electric Holdings Reduce -13.4% 0.28% −0.15
WBA Walgreens Boots Alliance Reduce -13.9% 0.14% −0.15
WYNN WYNN Resorts Ltd. Reduce -14.7% 0.37% −0.11
INTC Intel Corp. Reduce -2.4% 0.23% −0.10
LOW Lowe's Cos Inc. Reduce -0.9% 0.66% −0.10
T AT&T Inc. Reduce -40.3% 0.18% −0.10
ENOV Enovis Corp. Reduce -24.4% 0.09% −0.08
WBD Warner Bros Discovery Inc. Reduce -9.8% 0.26% −0.08
CMCSA Comcast Corp. Class A Reduce -5.2% 0.41% −0.06
SYY Sysco Corp. Reduce -0.3% 0.49% −0.06
KHC The Kraft Heinz Co. Reduce -17.2% 0.16% −0.06
HHC The Howard Hughes Corp. Reduce -0.8% 0.44% −0.05
ESAB Esab Corp. Reduce -5.0% 0.24% −0.05
BUD Anheuser-Busch Inbev-SPN ADR Reduce -1.8% 0.77% −0.04
UPS United Parcel Service Class A Reduce -2.4% 0.40% −0.04
CABO Cable One Inc. Reduce -8.5% 0.14% −0.04
MDLZ Mondelez International Inc. Class A Reduce -11.1% 0.18% −0.04
LSXMK Liberty Media Cor-Siriusxm C Reduce -1.8% 0.10% −0.03
AAP Advance Auto Parts Inc. Reduce -1.0% 0.09% −0.03
CI The Cigna Group Reduce -3.4% 0.22% −0.03
PARAA Paramount Global Class A Reduce -15.2% 0.05% −0.02
LSXMA Liberty Media Cor-Siriusxm A Reduce -4.3% 0.04% −0.02
LBRDK Liberty Broadband-C Reduce -8.4% 0.12% −0.02
ECHO Echostar Corp. Class A Reduce -32.2% 0.08% −0.01
WFC Wells Fargo & Co. Reduce -4.7% 0.72% −0.01
VISTAPRINT N V Reduce -1.7% 0.44% −0.01
LBYAV Liberty Global PLC-A-Wi Reduce -11.6% 0.07% −0.01
LBYKV Liberty Global PLC-C-Wi Reduce -7.0% 0.10% −0.01
Ascent Industries Corp Reduce -0.2% 0.08% −0.00
IPMLF Imperial Metals Corp. Reduce -0.1% 1.59% −0.00
ETN Eaton Corp. PLC Reduce -0.1% 0.62% +0.01
KDP Keurig Dr Pepper Inc. Reduce -0.4% 0.11% +0.01
BAC Bank of America Corp. Reduce -2.6% 0.50% +0.02
KO The Coca-Cola Co. Reduce -0.6% 1.54% +0.06
MTD Mettler-Toledo International Reduce -0.8% 1.49% +0.07
GOOG Alphabet Inc. Class C Reduce -0.6% 3.27% +0.56
MKL Markel Group Inc. Reduce -0.2% 14.11% +0.58
GOOGL Alphabet Inc. Class A Reduce -0.1% 5.19% +0.92

Portfolio Buys Q1 2024 → Q2 2024

CEDAR FAIR LP Add +0.3% 0.56% +0.13

Notes & Other Activity Q1 2024 → Q2 2024

CITIGROUP INC (C 6.875 PERP L) Equity Reduce -7.0% 4,547 $390K

Bonds, preferreds, convertibles and warrants; not part of the stock holdings or percentages above.

All Filings

QuarterPositions13F Reported ValueTop Holdings
Q2 2026 75$220.0MBRK.B, MKL, GOOGL, GOOG, IPMLF
Q1 2026 77$209.2MBRK.B, MKL, GOOGL, IPMLF, GOOG
Q4 2025 78$231.2MBRK.B, MKL, GOOGL, IPMLF, GOOG
Q3 2025 81$217.7MBRK.B, MKL, GOOGL, MSFT, IPMLF
Q2 2025 82$206.1MBRK.B, MKL, GOOGL, MSFT, PM
Q1 2025 81$203.4MBRK.B, MKL, GOOGL, PM, MSFT
Q4 2024 81$192.6MBRK.B, MKL, GOOGL, MSFT, GOOG
Q3 2024 80$189.8MBRK.B, MKL, GOOGL, MSFT, GOOG
Q2 2024 81$175.5MBRK.B, MKL, GOOGL, MSFT, GOOG
Q1 2024 81$177.1MBRK.B, MKL, GOOGL, MSFT, GOOG