Citadel Investment Advisory, Inc.

CIK 0001811907 · CHESTERLAND, OH · Quarter end: 2026-06-30 · Filed on: 2026-07-23 · Open the SEC source

Citadel Investment Advisory, Inc. reported 76 positions worth $220.3K as of June 30, 2026 (13F filed July 23, 2026). Largest holding: BRK-B (23.8%).

Portfolio Value (AUM)Total value of the fund's US stock portfolio reported to the SEC.
$220.3K
2026 Q2
Positions
76
Top-10 ConcentrationHow much of the portfolio sits in the 10 largest holdings. High = concentrated bets.
65.6%
Est. Net Flow (Q)
2026 Q2
10 / 76 positions shown
#SymbolCompanyTypeValue% Port.Shares1YYTD
1BRK-BBeckshire HathawaySH$52.4K23.81%104,793
2MKLMarkel CorpSH$29.8K13.52%15,242
3GOOGLAlphabet Inc. Class ASH$16.7K7.57%46,669
4GOOGAlphabet Inc. Class CSH$9.7K4.40%27,430
5IPMLFImperial Metals CorpSH$7.6K3.45%1,732,813
6PMPhilip Morris IntlSH$7.1K3.21%39,030
7JNJJohnson & JohnsonSH$5.9K2.66%23,054
8MSFTMicrosoft CorpSH$5.4K2.47%14,568
9RTXRaytheon Technologies CorpSH$5.3K2.41%27,943
10IBMIBM CorpSH$4.7K2.15%16,875

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Read the 2026-Q2 quarterly report · 13F Filing Calendar

Frequently Asked Questions

What stocks does Citadel Investment Advisory, Inc. hold as of Q2 2026?

Citadel Investment Advisory, Inc. reported 76 positions worth $220.3K in its Q2 2026 13F filing. Largest positions: BRK-B (23.8%), MKL (13.5%), GOOGL (7.6%), GOOG (4.4%) and IPMLF (3.4%).

What did Citadel Investment Advisory, Inc. buy in Q2 2026?

No previous quarter is available yet; the comparison appears with the next filing.

What did Citadel Investment Advisory, Inc. sell in Q2 2026?

No previous quarter is available yet.

13F data shows quarter-end positions, is delayed by up to 45 days and covers only long positions in US-listed securities; short positions, most derivatives and non-US assets are not reported.