159 institutions reported holding $510.1M of MALIBU BOATS INC (MBUU) in SEC 13F filings for 2026-03-31. Largest institutional holders: PZENA INVESTMENT MANAGEMENT LLC ($44.0M), COOKE & BIELER LP ($38.6M), BlackRock, Inc. ($37.5M), WELLINGTON MANAGEMENT GROUP LLP ($36.4M), Twin Lions Management LLC ($28.9M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | PZENA INVESTMENT MANAGEMENT LLC | $44.0M | 1.7M | Trimmed |
| 2 | COOKE & BIELER LP | $38.6M | 1.5M | Trimmed |
| 3 | BlackRock, Inc. | $37.5M | 1.4M | Added |
| 4 | WELLINGTON MANAGEMENT GROUP LLP | $36.4M | 1.4M | Trimmed |
| 5 | Twin Lions Management LLC | $28.9M | 1.1M | Trimmed |
| 6 | DIMENSIONAL FUND ADVISORS LP | $25.1M | 967,068 | Added |
| 7 | NOMURA ASSET MANAGEMENT INTERNATIONAL INC. | $23.7M | 914,837 | Trimmed |
| 8 | Lodge Hill Capital, LLC | $23.5M | 905,014 | Hold |
| 9 | VANGUARD CAPITAL MANAGEMENT LLC | $20.7M | 798,418 | New |
| 10 | FORT WASHINGTON INVESTMENT ADVISORS INC /OH/ | $18.0M | 694,763 | Added |
| 11 | AMERICAN CENTURY COMPANIES INC | $15.1M | 581,933 | Added |
| 12 | Capital World Investors | $13.4M | 515,206 | Trimmed |
| 13 | WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | $12.3M | 475,796 | New |
| 14 | GEODE CAPITAL MANAGEMENT, LLC | $11.7M | 453,077 | Added |
| 15 | STATE STREET CORP | $11.5M | 443,973 | Trimmed |
| 16 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $10.4M | 401,852 | Trimmed |
| 17 | JANUS HENDERSON GROUP PLC | $10.2M | 391,750 | Trimmed |
| 18 | BANK OF AMERICA CORP /DE/ | $8.9M | 343,042 | Added |
| 19 | Parallel Advisors, LLC | $7.5M | 7.5M | New |
| 20 | MORGAN STANLEY | $7.4M | 284,361 | Trimmed |
| 21 | Grantham, Mayo, Van Otterloo & Co. LLC | $7.0M | 270,662 | Trimmed |
| 22 | Atom Investors LP | $6.0M | 231,849 | Added |
| 23 | SCHRODER INVESTMENT MANAGEMENT GROUP | $5.6M | 216,766 | Trimmed |
| 24 | Meros Investment Management, LP | $5.6M | 215,194 | Added |
| 25 | VANGUARD PORTFOLIO MANAGEMENT LLC | $4.8M | 183,884 | New |
Source: SEC Form 13F filings · as of 2026-03-31