Company: SACH
Filing Date: 2025-11-14
Form Type: 424B2
Source: 0001628280-25-052333
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Company: Sachem Capital Corp.
Filing Date: 2025-11-14
Form: 424B2
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#### Filed Pursuant to Rule 424(b)(2)

#### Registration No. 333-287346

#### PROSPECTUS SUPPLEMENT
(To Prospectus Dated May 30, 2025)

<div align='center'>Up to $18,450,000 of 7.75% Series A Cumulative Redeemable Preferred Stock (Liquidation Preference $25.00 Per Share)</div>

We have entered into an At the Market Issuance Sales Agreement with Ladenburg Thalmann & Co. Inc. (“Ladenburg”) and Lucid Capital Markets, LLC (“Lucid”), dated as of November 14, 2025 (the “Sales Agreement”), relating to the sale of our 7.75% Series A Cumulative Redeemable Preferred Stock, par value $0.001 per share (“Series A Preferred Stock”), offered by this Prospectus Supplement. Ladenburg and Lucid are collectively referred to herein as the “Selling Agents.” In accordance with the terms of the Sales Agreement, under this Prospectus Supplement, we may offer and sell shares of our Series A Preferred Stock from time to time having an aggregate offering price of up to $18,450,000 through the Selling Agents. Sales of our Series A Preferred Stock, if any, under this Prospectus Supplement will be made by any method permitted that is deemed an “at the market offering” as defined in Rule 415 under the Securities Act of 1933, as amended (the “Securities Act.”) The Selling Agents are not required to sell any specific amount but will act as our agents using commercially reasonable efforts consistent with their normal trading and sales practices. There is no arrangement for funds to be received in escrow, trust or similar arrangement.

We currently have 2,306,748 shares of Series A Preferred Stock issued and outstanding. We pay quarterly cumulative cash dividends on the Series A Preferred Stock, in arrears, on the 30th day of March, June, September and December of each year (provided that if any dividend payment date is not a business day, then the dividend which would otherwise have been payable on that dividend payment date may be paid on the next succeeding business day) from and including the date of original issuance at 7.75% of the $25.00 per share liquidation preference per annum (equivalent to $1.9375 per annum per share). Dividends are payable, when, as and if authorized by our board of directors and declared by us,