$RMI

$13.67 +$0.08 (0.63%) Close

$RMI Overview Financial Statements SEC Filings Executives News Red Flags Capital Raising Ownership Insider Transactions Congressional Trades

Ownership

13F as of Q2 2026 · 6.4M shares outstanding

Who owns RMI?

By type of holder

Institutions 21.2% Insiders 1.4% Everyone else 77.4%

Concentration Top 10 holders own 17.4%

Morgan Stanley 3.6% · Robinson Capital Management, LLC 2.3%

Institutional ownership

21.2%

-0.4 pts vs last qtr

Institutional holders

-1 vs last qtr

Net shares bought

−22.9K

by institutions in Q2 2026

New / sold out

2 / 3

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

Guggenheim Capital LLC +90.1K
Osaic Holdings, Inc. +12.9K

Biggest sellers in Q2 2026

Gateway Wealth Partners, LLC −53.1K
Rockefeller Capital Management L.P. −15.6K

Who is planning to sell?

No insider has filed a notice of proposed sale (Form 144) for Rivernorth Opportunistic Municipal Income Fund Inc in the last 12 months.

Is your stake being diluted?

There are not yet two fiscal years of reported share counts for Rivernorth Opportunistic Municipal Income Fund Inc.

How patient are the owners?

Institutional shares by how long they've been held

5+ years49% 3–5 years0% 1–3 years21% Under 1 year30%

Quarterly turnover

9.2%

of institutional shares changed hands

Top 10 managers, median time held

5 years

Super Investors

Investment managers reporting RMI on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
MS Morgan Stanley	229.1K	3.60%	−8.6K (−3.6%)	≤2021	0.0%
Shares held by quarter Peak holding237.7K (Q1'26) Change over 8 quarters+106.7K Share of the company3.600% Morgan Stanley's full portfolio →
RC Robinson Capital Management, LLC	143.8K	2.26%	−9.2K (−6.0%)	2023	1.0%
Shares held by quarter Peak holding163.4K (Q2'25) Change over 8 quarters+106.0K Share of the company2.260% Robinson Capital Management, LLC's full portfolio →

Morgan Stanley

229.1K

% of company

3.60%

Change vs last qtr

−8.6K (−3.6%)

Held since

≤2021

Robinson Capital Management, LLC

143.8K

% of company

2.26%

Change vs last qtr

−9.2K (−6.0%)

Held since

2023

25 more super investors behind a free account

See every manager holding Rivernorth Opportunistic Municipal Income Fund Inc, how their position has changed, and how long they've held it.

Institutional Funds

Mutual funds and ETFs reporting RMI on Form N-PORT; together they hold 2.3% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
RT Robinson Tax Advantaged Income Fund Investment Managers Series Trust	$2.23M	143.8K	2.26%	1.00%	June 30, 2026
MS Multi-Hedge Strategies Fund Rydex Variable Trust	$2.85K	199	0.00%	0.01%	December 31, 2025

Robinson Tax Advantaged Income Fund

Investment Managers Series Trust

Position value

$2.23M

% of company

2.26%

% of the fund

1.00%

As of

June 30, 2026

Multi-Hedge Strategies Fund

Rydex Variable Trust

Position value

$2.85K

% of company

0.00%

% of the fund

0.01%

As of

December 31, 2025

1 more funds behind a free account

See every fund holding Rivernorth Opportunistic Municipal Income Fund Inc and how much of the fund the position is.

Insiders and 5%+ holders

From Forms 3/4/5 and Schedules 13D/G

Holder	Shares	% of company	Change vs last qtr	8 quarters	Held since	% of their book
RF RiverNorth Financial Holdings, LLC Insider	84.5K	1.33%	—	—	—	—
Insider holdings come from Form 3/4/5 filings, which are not quarterly. Share of the company1.330% RiverNorth Financial Holdings, LLC's insider activity →
GP Galley Patrick W. Insider	6.1K	0.10%	—	—	—	—
Insider holdings come from Form 3/4/5 filings, which are not quarterly. Share of the company0.100% Galley Patrick W.'s insider activity →

RiverNorth Financial Holdings, LLC

Insider

84.5K

% of company

1.33%

Change vs last qtr

—

Held since

—

Galley Patrick W.

Insider

6.1K

% of company

0.10%

Change vs last qtr

—

Held since

—

1 more holders behind a free account

See every insider and 5%+ holder of Rivernorth Opportunistic Municipal Income Fund Inc.

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