Jack in the Box Inc.
Ownership
Ownership Structure
Who owns Jack in the Box Inc. (JACK)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 64.5% of the shares are freely tradable; institutional investors hold 99.6%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Nantahala Capital Management, LLC | 18.03 | 3,457,318 | +124.1 | 06/30/2026 |
| Callodine Capital Management, LP | 8.95 | 1,717,153 | -2.5 | 06/30/2026 |
| Biglari Capital Corp. | 8.78 | 1,683,652 | +0.0 | 06/30/2026 |
| BlackRock Inc | 7.00 | 1,342,305 | +4.7 | 06/30/2026 |
| Bank of America Corp | 6.07 | 1,164,421 | +87.0 | 06/30/2026 |
| Vanguard Capital Management, LLC | 4.31 | 826,459 | +1.2 | 06/30/2026 |
| Allianz Asset Management AG | 3.69 | 708,001 | +39.8 | 06/30/2026 |
| Charles Schwab Investment Management Inc | 3.30 | 632,368 | -9.2 | 06/30/2026 |
| Earnest Partners LLC | 2.88 | 552,367 | +76.0 | 06/30/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Vanguard MStar Total Stk Mkt Idx Invest | 3.06 | 587,209 | +0.0 | 09/30/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider holdings
| Person | Role | Shares | Value | As of | Type |
|---|---|---|---|---|---|
| King Mark James | Exec Chairman & Interim CEO | 169,265 | 2,200,445 $ | Oct 13, 2026 | direct |
| Montgomery Taylor K | EVP President | 106,506 | 1,384,578 $ | Oct 1, 2026 | direct |
| Myers James M | Director | 50,446 | 655,798 $ | Sep 1, 2026 | direct |
Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.
Insiders
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Oct 13, 2026 | King Mark James | Exec Chairman & Interim CEO | Sell | 7,013 | 12.18 | 85,418 |
| Oct 1, 2026 | Montgomery Taylor K | EVP President | Other | 106,506 | 0.00 | – |
| Sep 22, 2026 | King Mark James | Exec Chairman & Interim CEO | Sell | 5,627 | 13.61 | 76,583 |
| Sep 1, 2026 | Myers James M | Director | Other | 1,494 | 0.00 | – |
| Aug 14, 2026 | King Mark James | Exec Chairman & Interim CEO | Sell | 5,647 | 18.59 | 104,977 |
| Jul 21, 2026 | King Mark James | Exec Chairman & Interim CEO | Sell | 5,626 | 14.70 | 82,702 |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →
Data as of: October 30, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.