SEC Form 4 · Updated Daily
HZO
— MARINEMAX, INC. OwnershipInsider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.
Current Reporting Owners
| Owner | Role | Shares Owned | As Of | Last Activity |
|---|---|---|---|---|
| McGill W Brett | Director · Officer | 383,264 | 2026-09-30 | M |
| MCGILL WILLIAM H JR | Director · Officer | 173,427 | 2023-09-30 | M |
| MCLAMB MICHAEL H | Officer | 162,947 | 2026-09-30 | M |
| RUSSELL EDWARD A | Officer | 154,326 | 2012-05-11 | M |
| Langbehn Kyle | Officer | 99,555 | 2026-09-30 | M |
| Watters Joseph Allen | Director | 98,454 | 2023-11-18 | M |
| Cashman Charles A | Officer | 94,663 | 2025-09-30 | M |
| AISQUITH ANTHONY M | Officer | 58,228 | 2006-10-31 | A |
| KANT ROBERT S | Director | 55,935 | 2013-02-28 | M |
| Borst George E | Director | 45,335 | 2026-05-07 | M |
| FOLLIT EVELYN V | Director | 45,050 | 2024-11-17 | M |
| Berg Shawn | Officer | 43,948 | 2026-09-30 | M |
| AIELLO MICHAEL | Officer | 41,375 | 2007-05-22 | S |
| Oglesby Charles R | Director | 35,310 | 2024-06-30 | A |
| Cassella Anthony E. Jr. | Officer | 31,158 | 2026-09-30 | M |
| White Rebecca | Director | 30,465 | 2025-11-14 | M |
| WOODMAN DEAN S | Director | 30,100 | 2019-08-07 | M |
| Johnson Adam M. | Director | 29,217 | 2025-12-31 | A |
| Day Paulee C | Officer | 27,729 | 2018-01-26 | M |
| EURE HILLIARD M | Director | 25,804 | 2024-02-05 | G |
| EZZELL JACK P | Officer | 24,333 | 2010-11-29 | M |
| Moore Clint | Director | 23,560 | 2025-01-27 | S |
| FURMAN JOHN B | Director | 22,634 | 2012-04-26 | M |
| KNITTEL RUSSELL J | Director | 20,088 | 2013-12-31 | A |
| Romero Mercedes | Director | 19,988 | 2025-11-14 | M |
| Alvare Manuel A. III | Officer | 19,910 | 2026-09-30 | M |
| FRAHN KURT M | Officer | 13,036 | 2013-11-15 | M |
| Sandridge Thomas G | Officer | 7,482 | 2008-02-28 | — |
| Allen Frances L. | Director | 7,195 | 2015-03-31 | A |
| Biumi Bonnie | Director | 6,633 | 2025-11-14 | M |
| Avelino Jay J | Officer | 4,577 | 2009-10-30 | F |
| BASHAM ROBERT DANKER | 10%+ Owner | 1,974 | 2006-12-31 | A |
| Schiappa Daniel | Director | 253 | 2025-09-26 | — |
Recent Filings
| Date | Owner | Activity | Shares | Price | Owned After |
|---|---|---|---|---|---|
| 2026-09-30 | Langbehn Kyle | Option exercise (derivative) | 9,499 | $0.00 | 19,000 |
| 2026-09-30 | Langbehn Kyle | Option exercise (derivative) | 6,697 | $0.00 | 6,700 |
| 2026-09-30 | Langbehn Kyle | Option exercise (derivative) | 4,045 | $0.00 | 0 |
| 2026-09-30 | Langbehn Kyle | Option exercise (derivative) | 15,925 | $0.00 | 0 |
| 2026-09-30 | Langbehn Kyle | Tax withholding | 14,890 | $52.30 | 84,665 |
| 2026-09-30 | Langbehn Kyle | Option exercise | 9,499 | $0.00 | 99,555 |
| 2026-09-30 | Langbehn Kyle | Option exercise | 6,697 | $0.00 | 90,056 |
| 2026-09-30 | Langbehn Kyle | Option exercise | 4,045 | $0.00 | 83,359 |
| 2026-09-30 | Langbehn Kyle | Option exercise | 15,925 | $0.00 | 79,314 |
| 2026-09-30 | Alvare Manuel A. III | Option exercise (derivative) | 2,018 | $0.00 | 4,039 |
| 2026-09-30 | Alvare Manuel A. III | Option exercise (derivative) | 1,390 | $0.00 | 1,390 |
| 2026-09-30 | Alvare Manuel A. III | Option exercise (derivative) | 748 | $0.00 | 0 |
| 2026-09-30 | Alvare Manuel A. III | Option exercise (derivative) | 4,934 | $0.00 | 0 |
| 2026-09-30 | Alvare Manuel A. III | Tax withholding | 2,340 | $52.30 | 17,570 |
| 2026-09-30 | Alvare Manuel A. III | Option exercise | 2,018 | $0.00 | 19,910 |
| 2026-09-30 | Alvare Manuel A. III | Option exercise | 1,390 | $0.00 | 17,892 |
| 2026-09-30 | Alvare Manuel A. III | Option exercise | 506 | $0.00 | 16,502 |
| 2026-09-30 | Alvare Manuel A. III | Option exercise | 748 | $0.00 | 15,996 |
| 2026-09-30 | Alvare Manuel A. III | Option exercise | 4,934 | $0.00 | 15,248 |
| 2026-09-30 | Cassella Anthony E. Jr. | Option exercise (derivative) | 2,343 | $0.00 | 4,687 |
| 2026-09-30 | Cassella Anthony E. Jr. | Option exercise (derivative) | 1,628 | $0.00 | 1,629 |
| 2026-09-30 | Cassella Anthony E. Jr. | Option exercise (derivative) | 1,495 | $0.00 | 0 |
| 2026-09-30 | Cassella Anthony E. Jr. | Option exercise (derivative) | 5,885 | $0.00 | 0 |
| 2026-09-30 | Cassella Anthony E. Jr. | Tax withholding | 2,766 | $52.30 | 28,392 |
| 2026-09-30 | Cassella Anthony E. Jr. | Option exercise | 2,343 | $0.00 | 31,158 |
| 2026-09-30 | Cassella Anthony E. Jr. | Option exercise | 1,628 | $0.00 | 28,815 |
| 2026-09-30 | Cassella Anthony E. Jr. | Option exercise | 1,495 | $0.00 | 27,187 |
| 2026-09-30 | Cassella Anthony E. Jr. | Option exercise | 5,885 | $0.00 | 25,692 |
| 2026-09-30 | MCLAMB MICHAEL H | Option exercise (derivative) | 6,327 | $0.00 | 12,655 |
| 2026-09-30 | MCLAMB MICHAEL H | Option exercise (derivative) | 4,387 | $0.00 | 4,389 |
| 2026-09-30 | MCLAMB MICHAEL H | Option exercise (derivative) | 15,925 | $0.00 | 0 |
| 2026-09-30 | MCLAMB MICHAEL H | Tax withholding | 9,786 | $52.30 | 153,161 |
| 2026-09-30 | MCLAMB MICHAEL H | Option exercise | 6,327 | $0.00 | 162,947 |
| 2026-09-30 | MCLAMB MICHAEL H | Option exercise | 4,387 | $0.00 | 156,620 |
| 2026-09-30 | MCLAMB MICHAEL H | Option exercise | 4,045 | $0.00 | 152,233 |
| 2026-09-30 | MCLAMB MICHAEL H | Option exercise | 15,925 | $0.00 | 148,188 |
| 2026-09-30 | Berg Shawn | Option exercise (derivative) | 2,902 | $0.00 | 5,805 |
| 2026-09-30 | Berg Shawn | Option exercise (derivative) | 2,029 | $0.00 | 2,031 |
| 2026-09-30 | Berg Shawn | Option exercise (derivative) | 1,781 | $0.00 | 0 |
| 2026-09-30 | Berg Shawn | Option exercise (derivative) | 7,010 | $0.00 | 0 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.