ICON ADVISERS INC/CO CMU — MFS HIGH YIELD MUN TR

Ownership history in ICON ADVISERS INC/CO  ·  10 quarters on record

AI Ownership Summary

ICON ADVISERS INC/CO reported MFS HIGH YIELD MUN TR (CMU) in 10 quarterly 13F filings from 2023 Q4 through 2026 Q1. Peak portfolio weight reached 0.67% in 2025 Q1. The latest visible filing shows CMU at 0.61% of the fund.

This page tracks quarterly shares, estimated market value, portfolio weight, filing dates, and disclosure-aligned stock prices directly from SEC EDGAR 13F filings.

What this CMU ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was ICON ADVISERS INC/CO's position in MFS HIGH YIELD MUN TR, and how did that conviction change over time? You can read the holding window, peak weight, latest reported size, disclosure timing, and quarter-by-quarter changes without piecing the story together from raw SEC rows.

Freshest filing
Latest Reported Filing
2026 Q1

CMU was reported at 0.61% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
0.67% in 2025 Q1

Peak weight helps separate a token disclosure from a real conviction holding the fund genuinely cared about.

Time in book
Holding Window
2023 Q4 to 2026 Q1

Longer holding windows often tell a very different story from short-lived tactical trades or one-quarter experiments.

Decision context
Why It Matters
Position size beats headlines

Knowing that a fund owned a stock is useful. Knowing whether it was a 0.20% placeholder or a true high-conviction position is where the signal actually starts.

CMU stock page ICON ADVISERS INC/CO fund profile ICON ADVISERS INC/CO full holdings
How ICON ADVISERS INC/CO held CMU — position size vs. price
% of Fund (quarterly)    CMU price (quarter-end, indexed to 100)    SPY (indexed to 100)    QQQ (indexed to 100)
📋 Quarterly Holdings History 10 quarters  ▾
Quarter Action Sold % After 3M Timing Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2026 Q1 REDUCED — — — 731,734 -89,722 -10.9% 0.61% $2.6M 2026-05-13 $3.39
2025 Q4 UNCHANGED — — — 821,456 — 0% 0.62% $2.9M 2026-02-13 $3.42
2025 Q3 UNCHANGED — — — 821,456 — 0% 0.19% $2.7M 2025-11-12 $3.30
2025 Q2 UNCHANGED — — — 821,456 — 0% 0.62% $2.7M 2025-08-13 $3.12
2025 Q1 UNCHANGED — — — 821,456 — 0% 0.67% $2.9M 2025-05-15 $3.09
2024 Q4 UNCHANGED — — — 821,456 — 0% 0.65% $2.9M 2025-02-13 $3.20
2024 Q3 REDUCED — — — 821,456 -10,899 -1.3% 0.63% $3.0M 2024-11-13 $3.16
2024 Q2 UNCHANGED — — — 832,355 — 0% 0.64% $2.9M 2024-08-14 $3.16
2024 Q1 ADDED — — — 832,355 +87,000 +11.7% 0.60% $2.8M 2024-05-15 $2.92
2023 Q4 INITIATED — — — 745,355 — — 0.56% $2.5M 2024-02-14 $2.84

🏢 Other funds also holding CMU

As of 2026 Q1 — sorted by position size

Bulldog Investors, LLP 3Y 7Y 2.84% Almitas Capital LLC 3Y 7Y 1.21% RIVERNORTH CAPITAL MANAGEMENT, LLC 3Y 7Y 0.53% MELFA WEALTH MANAGEMENT, INC. 3Y 0.26% CITY OF LONDON INVESTMENT MANAGEMENT CO LTD 3Y 7Y 0.18% Matisse Capital 3Y 7Y 0.15% Novak & Powell Financial Services, Inc. 0.06% Closed-End Fund Advisors, Inc. 0.05% WealthTrust Asset Management, LLC 3Y 0.03% EVOLVE PRIVATE WEALTH, LLC 0.02%

FAQ About ICON ADVISERS INC/CO and CMU

These are the practical questions this page is built to answer before you even open the full history table.

How long has ICON ADVISERS INC/CO reported owning CMU?

ICON ADVISERS INC/CO reported CMU across 10 quarterly 13F filings, from 2023 Q4 through 2026 Q1.

What was the largest reported CMU position in ICON ADVISERS INC/CO's portfolio?

The largest reported portfolio weight for CMU was 0.67% in 2025 Q1.

What is the latest reported CMU position on this page?

The most recent filing on this page is 2026 Q1, when ICON ADVISERS INC/CO reported 731,734 shares, equal to 0.61% of portfolio, with an estimated market value of $2.6M.

What does the chart on this CMU ownership page compare?

The chart compares ICON ADVISERS INC/CO's quarterly CMU portfolio weight with the stock's indexed share price, so you can see whether the fund was building, trimming, or holding the position as price moved.

How well did ICON ADVISERS INC/CO time their CMU position?

Based on 13F filing dates vs. subsequent CMU price moves, ICON ADVISERS INC/CO correctly timed 2 out of 3 reported position changes (67%). The annualised alpha on CMU relative to SPY over the holding period was -10.5%.

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