Are insiders buying MHI stock?

Yes — 6 distinct insiders have bought MHI (PIONEER MUNICIPAL HIGH INCOME FUND, INC.) on the open market, including 3 cluster buys where two or more insiders bought within a rolling window. The most recent qualifying activity was Apr 24, 2025.

How much MHI stock have insiders bought?

Insiders have bought a combined $7.3M of MHI across 50 open-market purchases, based on SEC Form 4 filings.

What is an insider cluster buy in MHI?

A cluster buy is two or more distinct PIONEER MUNICIPAL HIGH INCOME FUND, INC. insiders — officers, directors, or 10% owners — each buying MHI on the open market within a rolling window. MHI has 3 detected cluster buys to date.

Where does this MHI insider trading data come from?

Every figure is parsed directly from SEC Form 4 filings on EDGAR, and each purchase on this page links back to its original filing document.

MHI insider buying

3 cluster buys

PIONEER MUNICIPAL HIGH INCOME FUND, INC. · Financials

When two or more insiders at PIONEER MUNICIPAL HIGH INCOME FUND, INC. buy MHI on the open market around the same time, that clustered conviction is one of the highest-signal patterns in SEC filing data. Below is every cluster we've detected in MHI plus the full record of qualifying open-market buys, each parsed directly from Form 4 filings and linked back to the source on SEC EDGAR.

Clusters

Distinct insiders

Total bought

$7.3M

Market cap

$203.7M

Detected clusters

Dec 17, 2024 – Jan 13, 2025
Detected Jan 13, 2025
2 insiders
Total bought
$2.0M
Market cap
$203.7M
Oct 29 – Dec 2, 2024
Detected Dec 2, 2024
2 insiders
Total bought
$2.4M
Market cap
$203.7M
Jul 26 – Aug 15, 2024
Detected Aug 15, 2024
2 insiders
Total bought
$842.4K
Market cap
$203.7M

All notable open-market buys in MHI

Every open-market Form 4 purchase, newest first. Click an insider to see their full buying record across companies.

Date	Insider	Shares	Price	Value	Filing
Apr 22, 2025	Weinstein Boaz 10% Owner	9,305	$8.78	$81.7K	SEC ↗
Apr 21, 2025	Weinstein Boaz 10% Owner	13,343	$8.70	$116.1K	SEC ↗
Apr 11, 2025	Weinstein Boaz 10% Owner	43,562	$8.67	$377.7K	SEC ↗
Apr 7, 2025	Saba Capital Management, L.P. 10% Owner	3,716	$9.04	$33.6K	SEC ↗
Jan 13, 2025	Saba Capital Management, L.P.cluster 10% Owner	13,343	$9.25	$123.4K	SEC ↗
Jan 8, 2025	Saba Capital Management, L.P. 10% Owner	4,710	$9.39	$44.2K	SEC ↗
Jan 2, 2025	Saba Capital Management, L.P. 10% Owner	5,889	$9.35	$55.1K	SEC ↗
Dec 30, 2024	Weinstein Boazcluster 10% Owner	21,287	$9.29	$197.8K	SEC ↗
Dec 27, 2024	Weinstein Boazcluster 10% Owner	29,049	$9.31	$270.4K	SEC ↗
Dec 26, 2024	Weinstein Boazcluster 10% Owner	39,422	$9.28	$365.8K	SEC ↗
Dec 24, 2024	Weinstein Boazcluster 10% Owner	47,427	$9.27	$439.6K	SEC ↗
Dec 19, 2024	Weinstein Boazcluster 10% Owner	28,734	$9.38	$269.5K	SEC ↗
Dec 18, 2024	Weinstein Boazcluster 10% Owner	11,715	$9.42	$110.4K	SEC ↗
Dec 17, 2024	Weinstein Boazcluster 10% Owner	25,503	$9.48	$241.8K	SEC ↗
Dec 6, 2024	Weinstein Boaz 10% Owner	1,400	$9.61	$13.5K	SEC ↗
Dec 5, 2024	Weinstein Boaz 10% Owner	2,244	$9.59	$21.5K	SEC ↗
Dec 4, 2024	Weinstein Boaz 10% Owner	7,974	$9.61	$76.6K	SEC ↗
Dec 2, 2024	Saba Capital Management, L.P.cluster 10% Owner	14,092	$9.54	$134.4K	SEC ↗
Nov 26, 2024	Weinstein Boazcluster 10% Owner	16,249	$9.46	$153.7K	SEC ↗
Nov 25, 2024	Saba Capital Management, L.P.cluster 10% Owner	24,367	$9.45	$230.3K	SEC ↗
Nov 22, 2024	Weinstein Boazcluster 10% Owner	34,221	$9.41	$322.0K	SEC ↗
Nov 21, 2024	Weinstein Boazcluster 10% Owner	30,062	$9.41	$282.9K	SEC ↗
Nov 20, 2024	Weinstein Boazcluster 10% Owner	19,362	$9.41	$182.2K	SEC ↗
Nov 19, 2024	Weinstein Boazcluster 10% Owner	20,076	$9.42	$189.1K	SEC ↗
Nov 18, 2024	MERRILL LYNCH, PIERCE, FENNER & SMITH INC. 10% Owner	515	$9.46	$4.9K	SEC ↗

25 earlier buys hidden — sign in free to see the full history.

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MHI insider buying — FAQ

Are insiders buying MHI stock?: Yes — 6 distinct insiders have bought MHI (PIONEER MUNICIPAL HIGH INCOME FUND, INC.) on the open market, including 3 cluster buys where two or more insiders bought within a rolling window. The most recent qualifying activity was Apr 24, 2025.
How much MHI stock have insiders bought?: Insiders have bought a combined $7.3M of MHI across 50 open-market purchases, based on SEC Form 4 filings.
What is an insider cluster buy in MHI?: A cluster buy is two or more distinct PIONEER MUNICIPAL HIGH INCOME FUND, INC. insiders — officers, directors, or 10% owners — each buying MHI on the open market within a rolling window. MHI has 3 detected cluster buys to date.
Where does this MHI insider trading data come from?: Every figure is parsed directly from SEC Form 4 filings on EDGAR, and each purchase on this page links back to its original filing document.

How we track insider buying in MHI

We continuously poll SEC EDGAR for new Form 4 filings and parse every open-market purchase (transaction code P). A cluster is recorded when two or more distinct insiders — officers, directors, or 10% owners — each buy MHI within a rolling window. We track clusters at every company size, from micro-caps to mega-caps. Every figure on this page traces back to an official filing; open any row to jump straight to the source document. What counts as a cluster buy?

This page is informational and reflects public filing data. It is not investment advice or a recommendation regarding MHI.