[6-K] Mynaric AG Current Report (Foreign Issuer)

Rhea-AI Filing Summary

On 28 Jul 2025, TSSP Sub-Fund HoldCo, LLC and its managing member Alan Waxman jointly filed a Schedule 13G disclosing passive ownership in Caris Life Sciences, Inc. ("CAI") as of 30 Jun 2025.

• TSSP Sub-Fund HoldCo: 23,166,128 shares (8.3 % of the 277,932,779 outstanding).
• Alan Waxman: deemed beneficial owner of 24,385,399 shares (8.8 %) through control of HoldCo and related Sixth Street vehicles.
• Shares are distributed across five entities including Barnett Equity Holdings, Sixth Street Specialty Lending Inc. and related investment LLCs.

Both filers report zero sole and shared voting/dispositive power over the respective share counts; ownership is reported under Rule 13d-1(c) as a passive investment. No additional transactions, changes in control, or certifications were disclosed.

Positive

• Sixth Street-affiliated investors now hold an 8.8 % passive stake in CAI, adding a prominent institutional backer to the shareholder base.

Negative

• None.

Insights

Financial Analyst

TL;DR: Sixth Street affiliates reveal ~9 % passive stake in CAI; material for ownership mix but no control intent signaled.

The Schedule 13G indicates that Sixth Street–managed entities, via TSSP Sub-Fund HoldCo, accumulated 23.2 m CAI shares, while managing member Alan Waxman is deemed to control 24.4 m shares. At 8.3-8.8 % of outstanding stock, this represents a significant minority holding that must be reported but remains below activism thresholds. Because the filing is on Form 13G (not 13D), it signals no current intent to influence management, suggesting a passive, possibly credit-linked or crossover equity position typical of Sixth Street. From a valuation standpoint, new institutional support can tighten the float and may improve liquidity. However, absent any transactional detail or future plans, the disclosure is largely informational; fundamental outlook for CAI is unchanged.

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 JULY 2025

COMMISSION FILE NUMBER 001-41045

Mynaric AG

(Registrant’s name)

Bertha-Kipfmüller Straße 2-8

81249 München

Germany

+49 (0) 89 5589 4280

(Address of principal executive offices)

Indicate by check mark whether the registrant files or will file annual reports under cover Form 20‑F or Form 40‑F: Form 20‑F ☒ Form 40‑F ☐

Indicate by check mark if the registrant is submitting the Form 6‑K in paper as permitted by Regulation S‑T Rule 101(b)(1): ☐

Indicate by check mark if the registrant is submitting the Form 6‑K in paper as permitted by Regulation S‑T Rule 101(b)(7): ☐

DOCUMENTS INCLUDED AS PART OF THIS FORM 6-K

Explanatory Note

On July 28, 2025, Mynaric AG issued an ad-hoc. A copy of the ad-hoc is furnished as Exhibit 99.1 hereto.

DOCUMENTS INCLUDED AS PART OF THIS FORM 6-K

Exhibit		Description of Exhibit
99.1		Capital Reduction and Capital Increase

SIGNATURE

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.

	Mynaric AG
	By	/s/ Joachim Horwath
		Name:	Joachim Horwath
		Title:	Chief Technology Officer
	By	/s/ Andreas Reif
		Name:	Andreas Reif
		Title:	Chief Restructuring Officer

Date: July 28, 2025

FAQ

Who filed the Schedule 13G for Caris Life Sciences (CAI)?

TSSP Sub-Fund HoldCo, LLC and its managing member Alan Waxman filed jointly.

How many CAI shares do the reporting persons own?

HoldCo reports 23,166,128 shares; Alan Waxman is deemed to own 24,385,399 shares.

What percentage of Caris Life Sciences’ outstanding stock is represented?

HoldCo owns 8.3 %; Alan Waxman controls 8.8 % of the 277,932,779 shares outstanding.

Is the stake considered passive or activist?

The filing is on Schedule 13G under Rule 13d-1(c), indicating a passive investment.

Under which CUSIP number was the filing made?

The filing references CUSIP 141252107.

When is the ownership date relevant to the filing?

Ownership is reported as of 30 June 2025.