Digi International officer proposes $415K share sale

Morgan Stanley Smith Barney LLC is named as the broker for the proposed sale.

Accepted by SEC EDGAR 05/13/2026 - 04:25 PM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

Digi International Inc. officer David H. Sampsell reported a proposed sale of 6,376 common shares, with an aggregate market value of $415,141.36 and an approximate sale date of May 13, 2026. The securities-to-be-sold entries identify restricted stock acquired from the issuer on dates in November 2024 and November 2025.

Key Figures

Common shares proposed for sale: 6,376 shares Aggregate market value: $415,141.36 Common shares outstanding: 37,702,199 shares

3 metrics

Common shares proposed for sale 6,376 shares Approximate sale date: May 13, 2026

Aggregate market value $415,141.36 Shares proposed for sale

Common shares outstanding 37,702,199 shares Number of shares or other units outstanding listed in the notice

Key Terms

Restricted Stock, Aggregate Market Value, Shares Outstanding

3 terms

Restricted Stock financial

"Nature of Acquisition Transaction: Restricted Stock"

Shares granted to an individual that carry limits on transfer or sale until certain conditions are met, such as staying with the company for a set time or hitting performance targets. Think of them as a locked gift that gradually opens; for investors they matter because they affect how many shares may enter the market later, signal management incentives and potential dilution, and reveal confidence in future company performance.

Aggregate Market Value financial

"Aggregate Market Value"

Aggregate market value is the combined price you would pay to buy all outstanding shares of a company or all companies in a group at current market prices — essentially the sum of each stock’s market capitalization. It matters to investors because it shows the overall size and weight of an investment or sector (like the total cost to buy every piece of a puzzle), helps compare scale across companies or markets, and influences index composition and risk exposure.

Shares Outstanding financial

"Number of Shares or Other Units Outstanding"

Shares outstanding are the total number of a company’s stock units held by all shareholders, including institutional investors and company insiders — think of them as the total number of slices of the company’s ownership pie. Investors use this number to calculate how much of the company each share represents, and it directly affects per-share measures like earnings per share, ownership percentage and valuation; when the slice count changes, an investor’s claim and the company’s per-share metrics change too.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

How many DGII shares did David H. Sampsell report for sale?

David H. Sampsell, identified as an officer of Digi International Inc., reported a proposed sale of 6,376 common shares with an aggregate market value of $415,141.36.

Which broker is named for David H. Sampsell's DGII sale?

Morgan Stanley Smith Barney LLC is named as the broker.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001540299
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	DIGI INTERNATIONAL INC.
SEC File Number	001-34033
Address of Issuer	9350 Excelsior Blvd, Suite 700 Hopkins MINNESOTA 55343
Phone	(952) 912-3444
Name of Person for Whose Account the Securities are To Be Sold	DAVID H SAMPSELL
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	6376	415141.36	37702199	05/13/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	11/30/2024	Restricted Stock	Issuer			1	11/30/2024	Not Applicable
Common	11/29/2025	Restricted Stock	Issuer			3666	11/29/2025	Not Applicable
Common	11/26/2025	Restricted Stock	Issuer			1113	11/26/2025	Not Applicable
Common	11/29/2025	Restricted Stock	Issuer			691	11/29/2025	Not Applicable
Common	11/30/2025	Restricted Stock	Issuer			905	11/30/2025	Not Applicable

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Nothing to Report

144: Remarks and Signature

Remarks
Date of Notice	05/13/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ David Harold Sampsell
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)