Q1 2026 · 13F-HR
Citadel Investment Advisory, Inc.holdings as filed
Filed 2026-04-16 · accession 0001811907-26-000002
$209,522
Reported value
78
Positions
2026-03-31
Period end
Holdings as filed
| CUSIP | Ticker | Issuer | Value | % port. | Shares | Class | Voting |
|---|---|---|---|---|---|---|---|
| 084670702 | BRK/B | Beckshire Hathaway | $50,282 | 24.0% | 104,930 | Common | SOLE |
| 570535104 | MKL | Markel Corp | $29,174 | 13.9% | 15,242 | Common | SOLE |
| 02079K305 | GOOGL | Alphabet Inc. Class A | $13,470 | 6.43% | 46,844 | Common | SOLE |
| 452892102 | IPMLF | Imperial Metals Corp | $9,643 | 4.60% | 1,734,313 | Common | SOLE |
| 02079K107 | GOOG | Alphabet Inc. Class C | $7,955 | 3.80% | 27,730 | Common | SOLE |
| 718172109 | PM | Philip Morris Intl | $6,453 | 3.08% | 39,030 | Common | SOLE |
| 478160104 | JNJ | Johnson & Johnson | $5,635 | 2.69% | 23,053 | Common | SOLE |
| 594918104 | MSFT | Microsoft Corp | $5,393 | 2.57% | 14,568 | Common | SOLE |
| 75513E101 | RTX | Raytheon Technologies Corp | $5,390 | 2.57% | 27,943 | Common | SOLE |
| 459200101 | IBM | IBM Corp | $4,090 | 1.95% | 16,875 | Common | SOLE |
| 00287Y109 | ABBV | Abbvie Inc | $3,884 | 1.85% | 17,858 | Common | SOLE |
| 38141G104 | GS | Goldman Sachs Group Inc. | $3,481 | 1.66% | 4,115 | Common | SOLE |
| 68389X105 | ORCL | Oracle Corp | $3,290 | 1.57% | 22,366 | Common | SOLE |
| 615369105 | MCO | Moodys Corp | $3,240 | 1.55% | 7,427 | Common | SOLE |
| 580135101 | MCD | McDonald's | $3,193 | 1.52% | 10,273 | Common | SOLE |
| 191216100 | KO | Coca Cola Co | $2,928 | 1.40% | 38,503 | Common | SOLE |
| 369550108 | GD | General Dynamics Corp | $2,847 | 1.36% | 8,295 | Common | SOLE |
| 46625H100 | JPM | JPMorgan Chase & Co | $2,477 | 1.18% | 8,422 | Common | SOLE |
| 713448108 | PEP | PepsiCo | $2,415 | 1.15% | 15,552 | Common | SOLE |
| 09857L108 | BKNG | Booking Holdings Inc | $2,413 | 1.15% | 573 | Common | SOLE |
| 254687106 | DIS | Disney Company | $2,160 | 1.03% | 22,416 | Common | SOLE |
| 592688105 | MTD | Mettler Toledo Intl | $2,144 | 1.02% | 1,700 | Common | SOLE |
| 45168D104 | IDXX | Idexx Labs Inc | $1,962 | 0.94% | 3,491 | Common | SOLE |
| 084423102 | WRB | Berkley W R Corp | $1,953 | 0.93% | 29,468 | Common | SOLE |
| BTN1Y11US | — | Medtronic | $1,794 | 0.86% | 20,700 | Common | SOLE |
| 008252108 | AMG | Affiliated Managers | $1,785 | 0.85% | 6,452 | Common | SOLE |
| 025816109 | AXP | American Express | $1,764 | 0.84% | 5,832 | Common | SOLE |
| 949746101 | WMT2 | Wells Fargo | $1,574 | 0.75% | 19,775 | Common | SOLE |
| 126408103 | CSX | CSX Corp | $1,546 | 0.74% | 37,660 | Common | SOLE |
| 934423104 | WBD | Warner Brothers Discovery,inc | $1,383 | 0.66% | 50,363 | Common | SOLE |
| 47233W109 | JEF | Jefferies Financial | $1,145 | 0.55% | 18,480 | Common | SOLE |
| 03524A108 | BUD | AB Inbev | $1,136 | 0.54% | 16,383 | Common | SOLE |
| G29183103 | ETN | Eaton Corp | $1,125 | 0.54% | 3,144 | Common | SOLE |
| 225310101 | CACC | Credit Acceptance Corp | $1,069 | 0.51% | 2,525 | Common | SOLE |
| 060505104 | BAC | Bank of America | $1,011 | 0.48% | 20,735 | Common | SOLE |
| 608190104 | MHK | Mohawk Industries | $970 | 0.46% | 9,852 | Common | SOLE |
| 023135106 | AMZN | Amazon | $961 | 0.46% | 4,612 | Common | SOLE |
| 548661107 | LOW | Lowes | $951 | 0.45% | 4,026 | Common | SOLE |
| 002824100 | ABT | Abbott Laboratories | $896 | 0.43% | 8,730 | Common | SOLE |
| 235851102 | DHR | Danaher Corp | $824 | 0.39% | 4,348 | Common | SOLE |
| 47804G103 | — | John Marshall Bancorp | $754 | 0.36% | 37,200 | Common | SOLE |
| 44267D107 | HHH | Howard Hughs | $740 | 0.35% | 11,692 | Common | SOLE |
| 136375102 | CNI | Canadian National Railway | $736 | 0.35% | 7,161 | Common | SOLE |
| 097023105 | BA | Boeing Company | $696 | 0.33% | 3,495 | Common | SOLE |
| 871829107 | SYY | Sysco Corp | $671 | 0.32% | 9,401 | Common | SOLE |
| G3223R108 | EG | Everest Re Group Inc | $641 | 0.31% | 1,960 | Common | SOLE |
| 525327102 | LDOS | Leidos Holdings Inc | $639 | 0.30% | 4,110 | Common | SOLE |
| N93540107 | — | Vistaprint NV Cimpress | $626 | 0.30% | 8,575 | Common | SOLE |
| 983134107 | WYNN | Wynn Resorts | $590 | 0.28% | 5,811 | Common | SOLE |
| 57636Q104 | MA | Mastercard | $577 | 0.28% | 1,155 | Common | SOLE |
| 742718109 | PG | Proctor & Gamble Co | $485 | 0.23% | 3,358 | Common | SOLE |
| 20030N101 | CMCSA | Comcast | $460 | 0.22% | 16,030 | Common | SOLE |
| 30303M102 | META | META | $452 | 0.22% | 790 | Common | SOLE |
| 00206R102 | T | ATT | $408 | 0.19% | 14,077 | Common | SOLE |
| 037833100 | AAPL | Apple Inc | $381 | 0.18% | 1,500 | Common | SOLE |
| 911312205 | — | United Parcel Service Inc | $369 | 0.18% | 3,753 | Common | SOLE |
| 55354G100 | MSCI | MSCI Inc | $315 | 0.15% | 585 | Common | SOLE |
| 533900106 | LECO | Lincoln Electric Holdings | $314 | 0.15% | 1,261 | Common | SOLE |
| 784117103 | SEIC | SEI Investments | $305 | 0.15% | 3,890 | Common | SOLE |
| 29605J106 | ESAB | ESAB Corp | $303 | 0.14% | 3,137 | Common | SOLE |
| 302941109 | FCN | FTI Consulting, Inc. | $295 | 0.14% | 1,670 | Common | SOLE |
| 125523100 | CI | Cigna Corp | $288 | 0.14% | 1,081 | Common | SOLE |
| 172967333 | — | Colgate Palmolive | $281 | 0.13% | 3,297 | Common | SOLE |
| 609207105 | MDLZ | Mondelez Intl Inc | $252 | 0.12% | 4,376 | Common | SOLE |
| G96629103 | WTW | Willis Tower Watson | $238 | 0.11% | 817 | Common | SOLE |
| 75113E101 | — | Radiant Logistics | $233 | 0.11% | 33,052 | Common | SOLE |
| G9618E107 | WTM | White Mountains | $220 | 0.11% | 100 | Common | SOLE |
| 49271V100 | KDP | Keurig Dr. Pepper | $196 | 0.09% | 7,445 | Common | SOLE |
| 337738108 | FISV | Fiserv Inc | $190 | 0.09% | 3,399 | Common | SOLE |
| 115637209 | BF/B | Brown Forman | $180 | 0.09% | 6,804 | Common | SOLE |
| 14040H105 | COF | Capital One | $173 | 0.08% | 950 | Common | SOLE |
| 530307305 | LBRDK | Liberty Broadband cl C | $167 | 0.08% | 3,324 | Common | SOLE |
| 72346Q104 | — | Pinnacle Financial Partners | $164 | 0.08% | 1,909 | Common | SOLE |
| 82968B103 | SIRIEUR | Sirius XM Holdings | $148 | 0.07% | 7,396 | Common | SOLE |
| G5480U120 | LBTYKUSD | Liberty Global cl C | $92 | 0.04% | 7,820 | Common | SOLE |
| G5480U104 | LBTYAUSD | Liberty Global cl A | $68 | 0.03% | 5,651 | Common | SOLE |
| 194014502 | ENOV | Enovis Corp | $49 | 0.02% | 2,159 | Common | SOLE |
| 12685J105 | CABO | Cable One Inc. | $20 | 0.01% | 215 | Common | SOLE |
Source: SEC EDGAR · raw 13F holdings as filed. The Class column shows the option type when reported (Put/Call) or Common when the issuer's equity is held directly. 13F discloses long positions only.