Trade Filings
Managers Stocks Filings Superinvestors
Signals Institutional Buying Institutional Selling Insider Activity 13D & 13G Watch Sector Rotation
Tools Stock Screener Manager Screener Compare Managers Consensus Baskets All Research Tools Data API
Learn & AI Learn Ask the Data AI Agents
News ★ Saved
About About us Methodology Contact Disclaimer
Reader
DATA PLANS

Historical data downloads — coming with accounts.

API GATEWAY

Free read-only JSON access to the site's cached data.

Dark mode

🧭 Guided View
New to markets — prices, yields, YTD, market cap? We explain every term as you browse, in plain English. Same data, with the help built in.

⚡ Expert View
You already know the market. Just the data — clean, fast and compact, with no extra explanations. This is the default view.

Interface language
Security record · archived quarter

MBUU

Malibu Boats, Inc. · Consumer Cyclical · Auto - Recreational Vehicles

27.90 -2.0% mkt cap $547.83M quote delayed (FMP) · as of Aug 26 17:08 UTC — separate from filing data below

Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024
9Tracked holders
-2Δ holders
4.29MShares held
$131.52MReported value
+0New positions
−2Exits
Strongly Falling Conviction score 22/100 How these are computed → Explain this at the Research Desk →

Momentum inputs (comparable managers): holder breadth -18.2% · share flow 0.0% · net new positions -20.0%formula
Broad distribution — falling shares and fewer holders

All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q1 2025

Ownership over time
QuarterHoldersΔSharesReported valueNewExits
Q2 2026 66 -2 10.19M $279.63M +6 −7
Q1 2026 70 -2 11.17M $289.58M +4 −6
Q4 2025 71 -2 11.97M $337.33M −2
Q3 2025 19 +3 6.78M $220.16M +3
Q2 2025 13 +1 6.87M $215.26M +1
Q1 2025 9 -2 4.29M $131.52M −2
Q4 2024 11 +1 4.29M $161.18M +1
Q3 2024 9 0 4.01M $155.69M +1 −1
Q2 2024 9 3.17M $111.06M
Holder count
Who holds it · Q1 2025
#ManagerSharesΔ sharesValueTheir weightHeld
1 Capital World Investors 1.62M 0.0% $49.79M 0.0% Held 4 SEC ↗
2 Wellington Management 1.60M +4.5% $49.15M 0.0% ▲ Add 4 SEC ↗
3 Wellington Management 1.60M +4.5% $49.15M 0.0% ▲ Add 4 SEC ↗
4 Wellington Management 1.60M +4.5% $49.15M 0.0% ▲ Add 4 SEC ↗
5 Wellington Management 1.60M +4.5% $49.15M 0.0% ▲ Add 4 SEC ↗
6 Wellington Management 1.60M +4.5% $49.15M 0.0% ▲ Add 4 SEC ↗
7 Geode Capital Management (passive) 479.73K -1.1% $14.72M 0.0% ▼ Trim 4 SEC ↗
8 Geode Capital Management (passive) 479.73K -1.1% $14.72M 0.0% ▼ Trim 4 SEC ↗
9 State Street Global Advisors (passive) 453.51K -3.2% $13.91M 0.0% ▼ Trim 2 SEC ↗
10 D. E. Shaw & Co. 44.09K -12.0% $1.35M 0.0% ▼ Trim 4 SEC ↗
11 Renaissance Technologies 36.20K -27.6% $1.11M 0.0% ▼ Trim 4 SEC ↗
12 Citadel Advisors 23.79K -31.8% $729,877 0.0% ▼ Trim 4 SEC ↗
13 T. Rowe Price 12.74K +5.2% $391,000 0.0% ▲ Add 4 SEC ↗
14 AQR Capital Management 11.81K +25.3% $362,484 0.0% ▲ Add 4 SEC ↗
15 AQR Capital Management 11.81K +25.3% $362,484 0.0% ▲ Add 4 SEC ↗
16 AQR Capital Management 11.81K +25.3% $362,484 0.0% ▲ Add 4 SEC ↗
17 AQR Capital Management 11.81K +25.3% $362,484 0.0% ▲ Add 4 SEC ↗
18 AQR Capital Management 11.81K +25.3% $362,484 0.0% ▲ Add 4 SEC ↗

“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.

New buyers

No new tracked buyers this quarter.

Exited

Millennium Management $565,767 was 0.0%
Arrowstreet Capital $235,088 was 0.0%

Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 134 holders, 26.74M shares, $505.54M reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.

Frequently co-owned

What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.

Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR. Reporting period: Q1 2025 · Methodology · Get this via the API