UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of June 2026

Commission File Number 000-12033

LM ERICSSON TELEPHONE COMPANY

(Translation of registrant’s name into English)

Torshamnsgatan 21, Kista

SE-164 83, Stockholm, Sweden

(Address of principal executive offices)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

Form 20-F ☒ Form 40-F ☐

Announcement of LM Ericsson Telephone Company, June 815, 2026 regarding “Share buybacks in Ericsson during the period June 18 - June 512, 2026”

PRESS RELEASE June 0815, 2026

Share buybacks in Ericsson during the period June 18 - June 512, 2026

During the period June 18 - June 512, 2026, Telefonaktiebolaget LM Ericsson (publ) (“Ericsson”) (LEI code 549300W9JLPW15XIFM52) repurchased own Class B shares (ISIN: SE0000108656) as follows:

Date	Aggregated ~~dailyvolume~~daily volume(number ~~ofshares~~of shares)		Weighted ~~averageshare~~average ~~price~~shareprice per day (SEK)		Total daily transactionvalue (SEK)
01/06/2026		500,000		122.4013		61,200,650.00
08/06/2026		400,000		119.0155		47,606,200.00
02/06/2026		500,000		125.9387		62,969,350.00
09/06/2026		600,000		114.7100		68,826,000.00
03/06/2026		500,000		127.2936		63,646,800.00
10/06/2026		600,000		111.8550		67,113,000.00
04/06/2026		125,000		123.2703		15,408,787.50
11/06/2026		600,000		112.9224		67,753,440.00
05/06/2026		400,000		122.5939		49,037,560.00
12/06/2026		500,000		115.1731		57,586,550.00
Total		2,~~025~~700,000		~~124~~114.~~5744~~4019		~~252~~308,~~263~~885,~~147~~190.5000

The share repurchases are a part of the share buyback program of up to SEK 15,000,000,000 which Ericsson announced on April 16, 2026, and which runs between April 23, 2026, and March 31, 2027, at the latest. The Board of Directors intends to propose to the 2027 Annual General Meeting that the repurchased shares, other than those used to fulfil Ericsson’s obligations under its share-related incentive programs, are cancelled. The share buyback program is executed in accordance with the Regulation (EU) No 596/2014 of the European Parliament and of the Council on market abuse (“MAR”) and the Commission Delegated Regulation (EU) 2016/1052 of 8 March 2016 supplementing MAR (“the Safe Harbour Regulation”). All acquisitions have been carried out on Nasdaq Stockholm by Goldman Sachs Bank Europe SE on behalf of Ericsson. A full breakdown of the transactions is attached to this announcement. Following the repurchases above, Ericsson’s holding of treasury stock amounts to 53,076,778 Class B shares. There are in total 3,371,351,735 shares in Ericsson, 261,755,983 shares of Class A and 3,109,595,752 shares of Class B.

~~The~~NOTES ~~share~~TO ~~buyback~~EDITORS: ~~program~~FOLLOW isUS: ~~executed~~Subscribe into ~~accordance~~Ericsson ~~with~~press ~~the Regulation~~releases ~~(EU)~~Subscribe Noto ~~596/2014~~Ericsson ofblog ~~the~~posts ~~European~~https://x.com/ericsson ~~Parliament~~https://www.facebook.com/ericsson ~~and~~https://www.linkedin.com/company/ericsson ofMORE ~~the~~INFORMATION ~~Council~~AT: onEricsson ~~market~~Newsroom ~~abuse~~[email protected]; (~~“MAR”)~~+46 ~~and~~10 ~~the~~719 ~~Commission~~69 ~~Delegated~~92) ~~Regulation~~[email protected]; (EU+46 10 719 00 00) ~~2016/1052~~FOR FURTHER INFORMATION, PLEASE CONTACT: Investors Daniel Morris, Vice President, Head of ~~8 March~~Investor ~~2016~~Relations ~~supplementing~~Phone: ~~MAR~~+44 ~~(“the~~7386 ~~Safe~~657217 ~~Harbour~~E-mail: ~~Regulation”).~~ [email protected]

All acquisitions have been carried out on Nasdaq Stockholm by Goldman Sachs Bank Europe SE on behalf of Ericsson. A full breakdown of the transactions is attached to this announcement.

Following the repurchases above, Ericsson’s holding of treasury stock amounts to 50,376,778 Class B shares. There are in total 3,371,351,735 shares in Ericsson, 261,755,983 shares of Class A and 3,109,595,752 shares of Class B.

NOTES TO EDITORS:

Subscribe to Ericsson press releases

Subscribe to Ericsson blog posts

https://x.com/ericsson

https://www.facebook.com/ericsson

https://www.linkedin.com/company/ericsson

Page 1 of 2

PRESS RELEASE June 0815, 2026

~~MORE~~Lena ~~INFORMATION~~Häggblom, ATDirector, Investor Relations Phone: +46 72 593 27 78 E-mail: [email protected] Alan Ganson, Director, Investor Relations Phone: +46 70 267 27 30 E-mail: [email protected] Media Ralf Bagner, Head of Media Relations Phone: +46 76 128 47 89 E-mail: [email protected] ABOUT ERICSSON: Ericsson’s high-performing, programmable networks provide connectivity for billions of people every day. For 150 years, we’ve been pioneers in creating technology for communication. We offer mobile communication and connectivity solutions for service providers and enterprises. Together with our customers and partners, we make the digital world of tomorrow a reality. www.ericsson.com

Ericsson Newsroom

[email protected]; (+46 10 719 69 92)

[email protected]; (+46 10 719 00 00)

FOR FURTHER INFORMATION, PLEASE CONTACT:

Investors

Daniel Morris, Vice President, Head of Investor Relations

Phone: +44 7386 657217

E-mail: [email protected]

Lena Häggblom, Director, Investor Relations

Phone: +46 72 593 27 78

E-mail: [email protected]

Alan Ganson, Director, Investor Relations

Phone: +46 70 267 27 30

E-mail: [email protected]

Media

Ralf Bagner, Head of Media Relations

Phone: +46 76 128 47 89

E-mail: [email protected]

ABOUT ERICSSON:

Ericsson’s high-performing, programmable networks provide connectivity for billions of people every day. For 150 years, we’ve been pioneers in creating technology for communication. We offer mobile communication and connectivity solutions for service providers and enterprises. Together with our customers and partners, we make the digital world of tomorrow a reality. www.ericsson.com

Page 2 of 2

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.


TELEFONAKTIEBOLAGET LM ERICSSON (publ)

By:		/s/ LARS SANDSTRÖM
Lars Sandström
Senior Vice President, Chief Financial Officer

Date: June 815, 2026

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