MMU · Insider trading · 13F holders · Congress trades
Western Asset Managed Muns F (MMU)
Who is buying and selling MMU: company insiders on SEC Form 4, hedge funds and superinvestors on Form 13F, and members of Congress under the STOCK Act. Every figure links to the filing or page it comes from.
- 13F filers holding
- 9
- Insider buys, 90 days
- $0
- Insider sales, 90 days
- $0
- Congress trades, 12 months
- 0
MMU at a glance
- No open-market insider purchases or sales of MMU were filed in the last 90 days.
- 9 13F filers hold MMU among their 50 largest positions, worth $45.5M combined. The biggest bets by portfolio weight are Robinson Capital Management, LLC (3.3%), Rareview Capital LLC (1.5%) and Westview Management dba Westview Investment Advisors (1.5%). In their latest 13Fs, 0 managers opened a new position and 2 added to one.
- No member of Congress has disclosed a trade in MMU.
MMU insider trading
No open-market insider purchases or sales of MMU were filed in the last 90 days.
Who owns MMU? Hedge funds and superinvestors
9 13F filers hold MMU among their 50 largest positions, worth $45.5M combined. The biggest bets by portfolio weight are Robinson Capital Management, LLC (3.3%), Rareview Capital LLC (1.5%) and Westview Management dba Westview Investment Advisors (1.5%). In their latest 13Fs, 0 managers opened a new position and 2 added to one.
| Manager | % of portfolio | Value | Shares | Last quarter | 13F |
|---|---|---|---|---|---|
| Rivernorth Capital Management, LLCMutual fund manager | 0.9% | $18.3M | 1,757,452 | -9.4% shares | Q2 2026 |
| 1607 Capital Partners, LLCInstitutional asset manager | 0.8% | $8.9M | 851,888 | -36.0% shares | Q2 2026 |
| Robinson Capital Management, LLCInstitutional asset manager | 3.3% | $7.5M | 716,596 | +7.2% shares | Q2 2026 |
| City of London Investment Management Co LtdHedge fund | 0.2% | $3.5M | 333,471 | +0.0% shares | Q2 2026 |
| Westview Management dba Westview Investment AdvisorsWealth manager | 1.5% | $3.1M | 294,741 | -0.6% shares | Q2 2026 |
| Rareview Capital LLCAsset manager | 1.5% | $2.7M | 273,376 | -20.7% shares | Q2 2026 |
| Melfa Wealth Management, Inc.Wealth manager | 0.6% | $1.1M | 104,027 | -4.7% shares | Q2 2026 |
| Capstone Capital LLCWealth manager | 0.1% | $263K | 29,450 | +0.0% shares | Q3 2026 |
| Integrated Capital Management, Inc.Hedge fund | 0.2% | $221K | 24,707 | +9.6% shares | Q3 2026 |
Each manager counts with its latest 13F (Q3 2026: 2, Q2 2026: 7). Screen MMU in the grand portfolio →
MMU stock trades by members of Congress
No member of Congress has disclosed a trade in MMU.
MMU questions and answers
Are insiders buying MMU stock?
No open-market insider purchases or sales of MMU were filed in the last 90 days.
Which hedge funds own MMU?
9 13F filers hold MMU among their 50 largest positions, worth $45.5M combined. The biggest bets by portfolio weight are Robinson Capital Management, LLC (3.3%), Rareview Capital LLC (1.5%) and Westview Management dba Westview Investment Advisors (1.5%). In their latest 13Fs, 0 managers opened a new position and 2 added to one.
Has Congress traded MMU?
No member of Congress has disclosed a trade in MMU.
Who is the largest holder of MMU?
Among 13F filers, Rivernorth Capital Management, LLC reports the largest MMU position, $18.3M (1,757,452 shares) in its Q2 2026 13F. The biggest bet by portfolio weight is Robinson Capital Management, LLC's: 3.3% of its portfolio.
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