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With most stocks distributing dividends quarterly, investors needing predictable monthly cash flow could desire more frequent payouts. This is where monthly dividend stocks come in. Monthly dividend stocks pay shareholders a dividend each month, for 12 total payments per year.

Investors can even find high yields above 4% from monthly dividend stocks. This article will discuss 3 of the high yield monthly dividend stocks that are flying under the radar of most income investors.

Main Street Capital (MAIN)

Main Street Capital Corporation is a Business Development Company, or BDC, that provides long-term debt and equity capital to lower middle market companies and debt capital to middle market companies. Main Street defines lower middle market companies as generally having annual revenues between $10 million and $150 million.

The company’s investments typically support management buyouts, recapitalizations, growth financings, refinancing, and acquisitions. It generated $355 million in net investment income in 2024. At the end of Q1 2025, Main Street had an interest in 86 lower middle market companies (valued at $2.6 billion), 13 middle market companies ($128 million) and 90 private loan investments ($1.9 billion).

In the 2025 first quarter, net investment income of $89.8 million for the quarter was flat compared to $89.8 million in Q1 2024. The corporation generated net investment income per share of $1.01, down 4% year-over-year from $1.05 per share. Distributable net investment income per share totaled $1.07, down 4% from $1.11 in Q1 2024.

Main Street’s net asset value per share increased 1.2% since December 31st, 2024, from $31.65 to $32.03. As of the end of the first quarter of 2025, the corporation had aggregate liquidity of $1.302 billion, consisting of $109 million in cash and cash equivalents, and $1.193 billion of unused capacity under the revolving credit facility.

Main Street has put together a solid record in the past decade, with a nine-year and five-year net investment income per share CAGR of 7.2% and 10.3%, respectively. It is a unique BDC, in that it pays a supplemental dividend in addition to its regular monthly dividends. The corporation declared monthly dividends of $0.255 to be paid in the third quarter of 2025, which are 4.1% higher than those declared a year ago, as well as a supplemental $0.30 dividend to be paid in June.

MAIN stock currently yields 4.7%.

SIR Royalty Income Fund (SIRZF)

SIR Royalty Income Fund is a Canadian entity which collects and distributes a dividend stream based on royalties earned from the Jack Astor’s, Scaddabush, Reds Square One, and Loose Moose Tap & Grill restaurant brands.

The parent SIR Corp. retains about 16% ownership of the royalty income fund, helping align its interests with shareholders. SIR Royalty has claims on the royalties of 52 restaurants locations as of Jan. 1st, 2025. 45 of these restaurants are found within the province of Ontario; the company is heavily reliant on the Greater Toronto Metro area for its business.

The majority of the company’s total locations are for Jack Astor’s, which is a bar and grill concept. Scaddabush, an Italian chain, is the other significant driver of SIR’s revenues.

On August 8th, the royalty fund reported its Q2 results. Revenues rose 8.1% to $72.9 million Canadian Dollars year-over-year. Most of that growth was from new restaurant openings, as same-store sales increased a more modest 1.1%.

Scaddabush led the way with a 7% same-store sales growth figure this period, though the company’s larger Jack Astor’s brand saw sales slide 0.8%.

SIRZF has a current yield of 8.2%.

Gladstone Commercial (GOOD)

Gladstone Commercial Corporation is a real estate investment trust, or REIT, that specializes in single-tenant and anchored multi-tenant net leased industrial and office properties across the U.S. The trust targets primary and secondary markets that possess favorable economic growth trends, growing populations, strong employment, and robust growth trends.

The trust’s stated goal is to pay shareholders monthly distributions, which it has done for more than 17 consecutive years. Gladstone owns over 100 properties in 24 states that are leased to about 100 unique tenants.

Gladstone posted second quarter earnings on August 7th, 2025, and results were largely in line with expectations. FFO-per-share came to 35 cents, which met estimates. Revenue was up almost 7% year-over-year to $39.5 million, beating by $1.2 million.

Operating same-store rents were up 6.4% for the six months ended in June, driven by higher property expense recovery revenue and higher rental rates. Net assets were $1.2 billion higher due to acquisitions.

Gladstone sold 2.5 million common shares, raising $38.1 million, and had $94.4 million outstanding in revolver borrowings as of the end of June. Portfolio occupancy was 98.7% as of the end of the quarter, and was 67% concentrated in industrial tenants.

GOOD has a current yield of 9.0%.

Disclosure: No positions in any stocks mentioned

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