Thomas J. Herzfeld Advisors, Inc.

SEC CIK: 0001509510
Latest filing: Aug 10, 2026

SEC filings (opens in a new tab)

RMM holding history

RiverNorth Managed Duration Municipal Income Fund, Inc. in every 13F filed by Thomas J. Herzfeld Advisors, Inc., including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

RMM overview All 13F holders of RMM Full Q2 2026 holdings

Shares (Q3 2021): 0; Sold out in Q3 2021
Value: $0
% of portfolio: 0.0%
Quarters held: 2; Since Q1 2021

Holdings of RMM by Thomas J. Herzfeld Advisors, Inc., by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q3 2021	0	$0	0.0%	−12,041−100.0%	Sold out	Holders
Q2 2021	12,041	$244.0K	0.1%	−7,536−38.5%	Reduced	Holders
Q1 2021	19,577	$364.0K	0.2%	–	–	Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.