NYSE · CIK 0001870833
RMMZ RiverNorth Managed Duration Municipal Income Fund II, Inc.
Insider trading from SEC Form 4. Last filing Dec 1, 2025. Close $13.28 on Oct 9, 2026, +3% from the 52-week low and -11% from the high.
RiverNorth Managed Duration Municipal Income Fund II, Inc. (RMMZ) has 4 SEC Form 4 filings on file from 3 insiders, the latest filed on Dec 1, 2025. No insider bought or sold on the open market in the last 90 days; rows filed in that time are grants, exercises, tax withholding and other transactions that carry no view on the price.
3 open-market trades have been scored at RMMZ. The newest: Robert A Dimella sold $1 of stock on Nov 25, 2025, filed Dec 1, 2025, scored 28 (weak). The largest of the 3 shown: Robert A Dimella sold $151k on Nov 20, 2025, scored 39 (weak).
RMMZ closed at $13.28 on Oct 9, 2026, 3% above its 52-week low and 11% below its 52-week high.
Last 90 days
Price and insider trades, last year
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™
Signals
Open-market buys and sells at RiverNorth Managed Duration Municipal Income Fund II, Inc., scored.
| Score | Insider | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 28Weak | Robert A Dimella other sell | $1 0 shares | -100% | - | |
| 39Weak | Robert A Dimella other sell | $151k 10,060 shares | -100% | - | |
| 22Weak | Stephen Andrew O'Neill other buy | $63k 5,000 shares | +25% | - |
Transactions
Every row filed, 6 in all.
| Date | Insider | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Nov 25, 2025 | Robert A Dimella other | SOpen-market sale Common Stock | -0 | $14.50 | $1 | 0 | Dec 1, 2025 |
| Nov 20, 2025 | Robert A Dimella other | SOpen-market sale Common Stock | -10,060 | $14.98 | $151k | 0 | Nov 24, 2025 |
| Jul 17, 2025 | Stephen Andrew O'Neill other | POpen-market purchase Common Shares of Beneficial Interest | +2,065 | $12.59 | $26k | 22,065 | Jul 18, 2025 |
| Jul 17, 2025 | Stephen Andrew O'Neill other | POpen-market purchase Common Shares of Beneficial Interest | +2,000 | $12.63 | $25k | 24,065 | Jul 18, 2025 |
| Jul 17, 2025 | Stephen Andrew O'Neill other | POpen-market purchase Common Shares of Beneficial Interest | +935 | $12.58 | $12k | 25,000 | Jul 18, 2025 |
| Nov 22, 2024 | Rivernorth Capital Management, LLC other | JOther Common Shares of Beneficial Interest | -47,687 | - | - | 0 | Nov 27, 2024 |
Insiders
Everyone who has filed a Form 4 here.
Questions about RMMZ
Answered from the filings on this page, as of the latest one.
Are insiders buying RMMZ?
No. In the last 90 days no insider at RiverNorth Managed Duration Municipal Income Fund II, Inc. bought or sold shares on the open market according to SEC Form 4 filings. The rows on file from that period are grants, exercises, tax withholding or other transactions, which carry no view on the price.
Who was the last insider to trade RMMZ on the open market?
Robert A Dimella sold $1 of RMMZ on Nov 25, 2025 and filed the Form 4 on Dec 1, 2025. InsiderTell scored 28 (weak).
How many insiders file Form 4 at RiverNorth Managed Duration Municipal Income Fund II, Inc.?
3 people have filed a Form 4 at RiverNorth Managed Duration Municipal Income Fund II, Inc., among them Robert A Dimella (insider), Stephen Andrew O'Neill (insider), Rivernorth Capital Management, LLC (insider). Officers, directors and holders of more than 10% of a share class must report their trades within two business days.
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.