MARINEMAX INC
Total Trades
21
Buys
2
Sells
18
Largest Trade
$1M+
Insiders
9
Institutional Funds
133
Inst. Value
$1M+
Activist Filings
19
Insider Trades
| Insider | Title | Type | Value | Shares | Price | Date |
|---|---|---|---|---|---|---|
| McGill W Brett | CEO & President | SELL | $1M+ | 60K | $27.53 | Aug 27, 2025 |
| Biumi Bonnie | Director | BUY | $15K–$50K | 1K | $23.37 | Mar 12, 2025 |
| Biumi Bonnie | Director | BUY | $15K–$50K | 1K | $26.50 | Feb 25, 2025 |
| Moore Clint | Director | SELL | $100K–$500K | 4K | $30.63 | Jan 29, 2025 |
| Cassella Anthony E. Jr. | EVP of Finance & CAO | SELL | $100K–$500K | 4K | $31.06 | Jan 29, 2025 |
| Cashman Charles A | EVP & Chief Revenu… | SELL | $100K–$500K | 13K | $32.08 | Nov 12, 2024 |
| Langbehn Kyle | EVP | SELL | $100K–$500K | 10K | $30.78 | Aug 22, 2024 |
| Langbehn Kyle | EVP | SELL | $100K–$500K | 10K | $37.24 | Jul 31, 2024 |
| Cassella Anthony E. Jr. | EVP of Finance & CAO | SELL | $100K–$500K | 5K | $32.15 | Feb 16, 2024 |
| Cashman Charles A | Insider | SELL | $100K–$500K | 8K | $29.76 | Feb 6, 2024 |
| Moore Clint | Director | SELL | $100K–$500K | 5K | $33.07 | Mar 2, 2023 |
| Cashman Charles A | EVP & Chief Revenu… | SELL | $100K–$500K | 10K | $34.92 | Feb 27, 2023 |
| White Rebecca | Director | SELL | $100K–$500K | 6K | $31.25 | Feb 16, 2023 |
| Cassella Anthony E. Jr. | VP & Chief Account… | SELL | $100K–$500K | 5K | $31.02 | Feb 10, 2023 |
| Moore Clint | Director | SELL | $100K–$500K | 5K | $30.66 | Feb 2, 2023 |
| White Rebecca | Director | SELL | $100K–$500K | 5K | $32.63 | Sep 15, 2022 |
| EURE HILLIARD M | Director | SELL | $100K–$500K | 3K | $40.75 | Aug 29, 2022 |
| Watters Joseph Allen | Director | SELL | $100K–$500K | 10K | $42.45 | Aug 17, 2022 |
| Watters Joseph Allen | Director | EXERCISE | $50K–$100K | 10K | $7.48 | Aug 17, 2022 |
| Moore Clint | Director | SELL | $100K–$500K | 5K | $43.28 | Mar 16, 2022 |
| EURE HILLIARD M | Director | SELL | $50K–$100K | 1K | $60.12 | Jan 3, 2022 |
Institutional Ownership
13F filings as of Dec 31, 2025 · 133 funds holding
| Fund | Shares | Value | Type |
|---|---|---|---|
| AMERICAN CENTURY COMPANIES INC | 2.2M | $1M+ | SH |
| DIMENSIONAL FUND ADVISORS LP | 1.0M | $1M+ | SH |
| STATE STREET CORP | 953K | $1M+ | SH |
| LEVIN CAPITAL STRATEGIES, L.P. | 698K | $1M+ | SH |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 592K | $1M+ | SH |
| CenterBook Partners LP | 532K | $1M+ | SH |
| Portolan Capital Management, LLC | 487K | $1M+ | SH |
| ROYCE & ASSOCIATES LP | 404K | $1M+ | SH |
| GEODE CAPITAL MANAGEMENT, LLC | 381K | $1M+ | SH |
| GAGNON SECURITIES LLC | 322K | $1M+ | SH |
| First Eagle Investment Management, LLC | 276K | $1M+ | SH |
| Gagnon Advisors, LLC | 194K | $1M+ | SH |
| PRIVATE MANAGEMENT GROUP INC | 185K | $1M+ | SH |
| De Lisle Partners LLP | 168K | $1M+ | SH |
| BNP PARIBAS FINANCIAL MARKETS | 152K | $1M+ | SH |
| PEREGRINE CAPITAL MANAGEMENT LLC | 144K | $1M+ | SH |
| Simcoe Capital LLC | 137K | $1M+ | SH |
| PRESCOTT GROUP CAPITAL MANAGEMENT, L.L.C. | 133K | $1M+ | SH |
| LAWSON KROEKER INVESTMENT MANAGEMENT INC/NE | 131K | $1M+ | SH |
| VANGUARD GROUP INC | 119K | $1M+ | SH |
Activist & 5%+ Owners
SC 13D/13G filings — investors holding 5%+ of outstanding shares
American Century Capital Portfolios, Inc.
SC 13G/A · Jan 8, 2026
6.1%
1.3M shares
American Century Capital Portfolios, Inc.
SC 13G/A · Aug 14, 2025
7.4%
1.6M shares
SC 13G/A · Jul 18, 2025
13.7%
3.0M shares
Dimensional Fund Advisors LP 30-0447847
SC 13G/A · Oct 31, 2024
6.6%
1.5M shares
SC 13D/A · Oct 25, 2024
8.0%
1.8M shares
The Vanguard Group - 23-1945930
SC 13G/A · Feb 13, 2024
6.5%
1.4M shares
SC 13G/A · Jan 22, 2024
15.2%
3.4M shares
SC 13D/A · Sep 28, 2023
8.2%
1.8M shares
SC 13D/A · Sep 14, 2023
6.8%
1.5M shares
SC 13D · May 26, 2023
5.4%
1.2M shares
Dimensional Fund Advisors LP 30-0447847
SC 13G/A · Feb 10, 2023
8.0%
1.7M shares
SC 13G/A · Jan 26, 2023
19.7%
4.3M shares
SC 13G/A · Jan 20, 2023
19.7%
4.3M shares
Eagle Asset Management, Inc. 59-2385219
SC 13G/A · Jan 5, 2023
0.3%
60K shares
American Century Capital Portfolios, Inc.
SC 13G/A · Apr 6, 2022
7.3%
1.6M shares
Eagle Asset Management, Inc. 59-2385219
SC 13G/A · Feb 10, 2022
6.0%
1.3M shares
SC 13G/A · Jan 27, 2022
18.9%
4.1M shares
SC 13G/A · Jan 25, 2022
18.9%
4.1M shares