JACK's three largest insider shareholders as of August 27, 2026 are Lance F. Tucker (Director Ceo, 197.75K shares), Alan Smolinisky (Director, 197.58K shares), Alan Smolinisky (Director, 160.65K shares).
| # | Insider | Position | Direct | Indirect | Total | Share of Insiders | Last Filed |
|---|---|---|---|---|---|---|---|
| 1 | Alan Smolinisky | Director | 197,584 | 160,646 | 358,230 | 22.2% | 04 Mar, 2026 |
| 2 | Lance F. Tucker | Director Ceo | 197,745 | 0 | 197,745 | 12.3% | 08 Apr, 2026 |
| 3 | Mark James King | Exec Chairman Interim Ceo | 187,552 | 0 | 187,552 | 11.6% | 21 Jul, 2026 |
| 4 | Darin S Harris | Director Ceo | 138,803 | 0 | 138,803 | 8.6% | 23 Dec, 2024 |
| 5 | Michael W Murphy | Non Employee Director | 85,927 | 0 | 85,927 | 5.3% | 04 Mar, 2026 |
| 6 | Ryan Lee Ostrom | Evp, Chief Custdigtl Officer | 79,475 | 0 | 79,475 | 4.9% | 30 Dec, 2025 |
| 7 | David M Tehle | Non Employee Director | 61,212 | 0 | 61,212 | 3.8% | 28 Dec, 2023 |
| 8 | Sarah L Super | Evp, Chief Legaladmin Officer | 51,801 | 0 | 51,801 | 3.2% | 04 May, 2026 |
| 9 | James M Myers | Non Employee Director | 48,952 | 0 | 48,952 | 3.0% | 02 Jun, 2026 |
| 10 | David Goebel | Non Employee Director | 47,690 | 0 | 47,690 | 3.0% | 04 Mar, 2026 |
| 11 | Richard D Cook | Svp, Chief Technology Officer | 42,158 | 0 | 42,158 | 2.6% | 04 May, 2026 |
| 12 | Carl Mount | Svp, Chf Supply Chain Officer | 40,730 | 0 | 40,730 | 2.5% | 04 May, 2026 |
| 13 | Steven Piano | Svp, Chief People Officer | 40,145 | 0 | 40,145 | 2.5% | 04 May, 2026 |
| 14 | Dawn E Hooper | Evp, Chief Financial Officer | 35,760 | 0 | 35,760 | 2.2% | 04 May, 2026 |
| 15 | Madeleine Kleiner | Non Employee Director | 34,673 | 0 | 34,673 | 2.2% | 04 Mar, 2026 |
| 16 | Man Wein Vivien Yeung | Non Employee Director | 26,359 | 0 | 26,359 | 1.6% | 04 Mar, 2026 |
| 17 | Timothy T Linderman | Svp, Chf Development Officer | 25,541 | 0 | 25,541 | 1.6% | 02 May, 2025 |
| 18 | Guillermo Jr Diaz | Director | 20,692 | 0 | 20,692 | 1.3% | 28 May, 2026 |
| 19 | Van Ingram | Svp, Chf Development Officer | 19,356 | 0 | 19,356 | 1.2% | 10 Dec, 2025 |
| 20 | Dean C Gordon | Svp, Chf Supply Chain Officer | 15,905 | 0 | 15,905 | 1.0% | 21 Dec, 2023 |
| 21 | Brian M. Scott | Evp, Chief Financial Officer | 13,201 | 0 | 13,201 | 0.8% | 29 Aug, 2024 |
| 22 | Sharon Price John | Non Employee Director | 12,804 | 0 | 12,804 | 0.8% | 30 Dec, 2024 |
| 23 | Chad Gretzema | Del Taco Brand President | 10,933 | 0 | 10,933 | 0.7% | 17 May, 2023 |
| 24 | Timothy E Mullany | Evp, Chief Financial Officer | 8,308 | 0 | 8,308 | 0.5% | 02 Feb, 2023 |
| 25 | Tony J Darden | Svp, Chief Operating Officer | 8,052 | 0 | 8,052 | 0.5% | 04 Dec, 2024 |
Each row is that insider’s most recently reported position, from Form 4 filings over the last 60 months — which is why this total does not tie to the quarterly series above, where a quarter counts only the insiders who filed in it. Shares held through a fund or institutional portfolio are counted on the institutional ownership page instead.
| Date | Insider | Position | Transaction | Shares | Price | Value | Shares Held After | Ownership |
|---|---|---|---|---|---|---|---|---|
| 14 Aug, 2026 | Mark James King | Exec Chairman Interim Ceo | Disposed S | 5,647 | $18.59 | $104.98K | 181,905 | Direct |
| 21 Jul, 2026 | Mark James King | Exec Chairman Interim Ceo | Disposed S | 5,626 | $14.70 | $82.70K | 187,552 | Direct |
| 18 Jun, 2026 | Mark James King | Exec Chairman Interim Ceo | Disposed S | 5,911 | $12.53 | $74.06K | 193,178 | Direct |
| 01 Jun, 2026 | James M Myers | Director | Acquired A | 2,196 | $0.00 | $0 | 48,952 | Direct |
| 28 May, 2026 | Guillermo Jr Diaz | Director | Acquired P | 5,962 | $0.00 | $0 | 20,692 | Direct |
| 12 May, 2026 | Mark James King | Exec Chairman Interim Ceo | Acquired A | 186,901 | $0.00 | $0 | 199,089 | Direct |
| 04 May, 2026 | Sarah L Super | Evp, Chief Legaladmin Officer | Disposed S | 1,841 | $12.10 | $22.28K | 51,801 | Direct |
| 04 May, 2026 | Carl Mount | Svp, Chf Supply Chain Officer | Disposed S | 1,142 | $12.10 | $13.82K | 40,730 | Direct |
| 04 May, 2026 | Dawn E Hooper | Evp, Chief Financial Officer | Disposed S | 738 | $12.10 | $8.93K | 35,760 | Direct |
| 04 May, 2026 | Richard D Cook | Svp, Chief Technology Officer | Disposed S | 1,025 | $12.10 | $12.40K | 40,130 | Direct |
| 04 May, 2026 | Steven Piano | Svp, Chief People Officer | Disposed S | 922 | $12.10 | $11.16K | 40,145 | Direct |
| 07 Apr, 2026 | Lance F. Tucker | Director Ceo | Disposed F | 4,889 | $10.96 | $53.58K | 197,745 | Direct |
| 03 Mar, 2026 | Michael W Murphy | Director | Acquired A | 8,235 | $0.00 | $0 | 85,927 | Direct |
| 03 Mar, 2026 | Man Wein Vivien Yeung | Director | Acquired A | 8,235 | $0.00 | $0 | 26,359 | Direct |
| 03 Mar, 2026 | Michael W Murphy | Director | Acquired A | 8,235 | $0.00 | $0 | 85,927 | Direct |
| 03 Mar, 2026 | Alan Smolinisky | Director | Acquired A | 8,235 | $0.00 | $0 | 197,584 | Direct |
| 03 Mar, 2026 | Michael W Murphy | Director | Acquired A | 8,235 | $0.00 | $0 | 85,927 | Direct |
| 03 Mar, 2026 | David Goebel | Director | Acquired A | 8,235 | $0.00 | $0 | 47,690 | Direct |
| 03 Mar, 2026 | Guillermo Jr Diaz | Director | Acquired A | 8,235 | $0.00 | $0 | 14,730 | Direct |
| 03 Mar, 2026 | Alan Smolinisky | Director | Acquired A | 8,235 | $0.00 | $0 | 197,584 | Direct |