STOCK TITAN

Dialectic boosts Quantum (QMCO) stake to 40% via note conversion, warrants

Filing Impact
(Moderate)
Filing Sentiment
(Neutral)
Form Type
SCHEDULE 13D/A

Rhea-AI Filing Summary

Quantum Corporation major holder Dialectic files Amendment No. 3 to its Schedule 13D after a large debt-for-equity conversion. Dialectic and related entities report beneficial ownership of 16,863,839 shares of Common Stock, representing 40.0% of the class, with John Fichthorn reporting 16,892,735 shares including personal holdings and RSUs.

On June 4, 2026, Dialectic voluntarily converted the full principal and accrued interest of the Convertible Notes into equity under a June 1, 2026 Conversion Agreement. Quantum issued 11,020,645 shares on conversion and a further 3,083,975 consideration shares, plus a new warrant for 105,911 shares at $5.1940 per share. Existing forbearance and warrant registration arrangements were amended, and Dialectic received registration rights and a right of first refusal alongside other private placement investors.

Positive

  • None.

Negative

  • None.

Insights

Debt converts to equity, creating a 40% holder and new warrants.

Dialectic’s full conversion of the Convertible Notes into 11,020,645 shares, plus 3,083,975 consideration shares and a 105,911-share warrant, shifts Quantum’s capital structure from debt toward equity while concentrating ownership. Beneficial ownership is stated at 40.0% assuming full warrant exercises.

The consideration shares reflect about $13.0M of projected PIK interest and $3.0M of deferred cash interest, using a $5.1940 conversion price. A separate private placement added 10,615,712 new shares, and a right of first refusal covers 25% of future equity for a limited period, so future issuances and ownership dynamics will depend on how these rights are exercised.

Beneficial ownership 16,863,839 shares (40.0%) Dialectic beneficial ownership assuming full warrant exercises
Conversion shares 11,020,645 shares Common Stock issued on Convertible Notes conversion at Closing
Consideration Shares 3,083,975 shares Additional Common Stock issued as consideration for voluntary conversion
Conversion Warrant size 105,911 shares at $5.1940/share Warrant exercisable until fifth anniversary of issuance
Forbearance Warrant Shares 2,653,308 shares Shares issuable on exercise of Forbearance Warrant
Shares outstanding baseline 14,638,029 shares Common Stock issued and outstanding as of February 12, 2026
Private placement shares 10,615,712 shares Common Stock issued to accredited investors in private placement
Warrant repurchase amount $844,255 Amount payable to repurchase unexercised Conversion Warrant portion after year four or on specified events
Convertible Notes financial
"Dialectic, as the sole beneficial owner of the Convertible Notes issued under the Indenture, agreed to voluntarily convert the Convertible Notes into Common Stock."
Convertible notes are a type of short-term loan that a company receives from investors, which can later be turned into company shares instead of being paid back in cash. They matter to investors because they offer a way to support a company early on while giving the potential to own a stake in its success if the company grows and later raises more funding.
Forbearance Warrant financial
"shares of Common Stock of the Issuer... issuable on the exercise of the Forbearance Warrant (as defined herein) ("Forbearance Warrant Shares")"
Conversion Warrant financial
"the Company issued to Dialectic a warrant (the "Conversion Warrant") to purchase up to 105,911 shares of Common Stock"
Right of First Refusal Agreement financial
"the Company entered into a Right of First Refusal Agreement (the "ROFR Agreement") with Dialectic and certain investors in the Private Placement"
registration rights regulatory
"amended to provide Dialectic with certain registration rights with respect to the shares of Common Stock issuable upon any exercise of the Conversion Warrant"
Registration rights are contractual promises that let investors require a company to file paperwork with securities regulators so those investors can sell their shares to the public. They matter because they create a path to liquidity and an exit plan—without them, investors may be stuck holding shares for a long time. Think of them like a reserved ticket that guarantees access to a public marketplace when the holder is ready to sell.
restricted stock units financial
"16,405 restricted stock units ("RSUs") issued to Mr. Fichthorn in his capacity as a director of the Issuer."
Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.
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747906600

(CUSIP Number)
Dialectic Technology SPV LLC
John Fichthorn, 119 Rowayton Avenue
Norwalk, CT, 06853
212-230-3220

(Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications)
06/04/2026

(Date of Event Which Requires Filing of This Statement)


If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of §§ 240.13d-1(e), 240.13d-1(f) or 240.13d-1(g), check the following box.

The information required on the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).




schemaVersion:


SCHEDULE 13D




Comment for Type of Reporting Person:
The amount listed in Rows 8, 10 and 11 consists of 2,653,308 shares of Common Stock of the Issuer, par value $0.01 per share ("Common Stock"), issuable on the exercise of the Forbearance Warrant (as defined herein) ("Forbearance Warrant Shares"), 11,020,645 shares of Common Stock issued on the conversion of the Convertible Notes (as defined herein) ("Convert Shares"), 3,083,975 shares of Common Stock issued in connection with the Conversion (as described below) (the "Consideration Shares") and 105,911 shares of Common Stock issuable on the exercise of the Conversion Warrant (as defined herein) ("Conversion Warrant Shares"). The Reporting Persons will not have the power to vote or dispose of (i) the Forbearance Warrant Shares unless, and to the extent, Dialectic Technology SPV LLC ("Dialectic") exercises its right to acquire Forbearance Warrant Shares in accordance with the terms of the Forbearance Warrant and (ii) the Conversion Warrant Shares unless, and to the extent, Dialectic exercises its right to acquire Conversion Warrant Shares in accordance with the terms of the Conversion Warrant. The percentage calculated in Row 13 is based on a total of (i) 14,638,029 shares of Common Stock issued and outstanding of the Issuer as set forth in the Issuer's Quarterly Report on Form 10-Q filed with the SEC on February 17, 2026 and (ii) 10,615,712 shares of Common Stock issued by the Issuer in connection with the private placement to certain investors as set forth in the Issuer's Current Report on Form 8-K filed with the SEC on June 2, 2026.


SCHEDULE 13D




Comment for Type of Reporting Person:
The amount listed in Rows 8, 10 and 11 consists of 2,653,308 Forbearance Warrant Shares, 11,020,645 Convert Shares, 3,083,975 Consideration Shares and 105,911 Conversion Warrant Shares. The Reporting Persons will not have the power to vote or dispose of (i) the Forbearance Warrant Shares unless, and to the extent, Dialectic exercises its right to acquire Forbearance Warrant Shares in accordance with the terms of the Forbearance Warrant and (ii) the Conversion Warrant Shares unless, and to the extent, Dialectic exercises its right to acquire Conversion Warrant Shares in accordance with the terms of the Conversion Warrant. The percentage calculated in Row 13 is based on a total of (i) 14,638,029 shares of Common Stock issued and outstanding of the Issuer as set forth in the Issuer's Quarterly Report on Form 10-Q filed with the SEC on February 17, 2026 and (ii) 10,615,712 shares of Common Stock issued by the Issuer in connection with the private placement to certain investors as set forth in the Issuer's Current Report on Form 8-K filed with the SEC on June 2, 2026.


SCHEDULE 13D




Comment for Type of Reporting Person:
The amount listed in Rows 8, 10 and 11 consists of 2,653,308 Forbearance Warrant Shares, 11,020,645 Convert Shares, 3,083,975 Consideration Shares and 105,911 Conversion Warrant Shares. The Reporting Persons will not have the power to vote or dispose of (i) the Forbearance Warrant Shares unless, and to the extent, Dialectic exercises its right to acquire Forbearance Warrant Shares in accordance with the terms of the Forbearance Warrant and (ii) the Conversion Warrant Shares unless, and to the extent, Dialectic exercises its right to acquire Conversion Warrant Shares in accordance with the terms of the Conversion Warrant. The amount listed in Rows 7 and 9 consists of (i) 12,491 shares of Common Stock directly held by Mr. Fichthorn; and (ii) 16,405 restricted stock units ("RSUs") issued to Mr. Fichthorn in his capacity as a director of the Issuer. The percentage calculated in Row 13 is based on a total of (i) 14,638,029 shares of Common Stock issued and outstanding of the Issuer as set forth in the Issuer's Quarterly Report on Form 10-Q filed with the SEC on February 17, 2026 and (ii) 10,615,712 shares of Common Stock issued by the Issuer in connection with the private placement to certain investors as set forth in the Issuer's Current Report on Form 8-K filed with the SEC on June 2, 2026.


SCHEDULE 13D


Dialectic Technology SPV LLC
Signature:/s/ John Fichthorn
Name/Title:John Fichthorn / Authorized Signatory
Date:06/08/2026
Dialectic Technology Manager LLC
Signature:/s/ John Fichthorn
Name/Title:John Fichthorn / Manager
Date:06/08/2026
JOHN FICHTHORN
Signature:/s/ John Fichthorn
Name/Title:John Fichthorn
Date:06/08/2026

FAQ

What does Dialectic’s Schedule 13D/A Amendment No. 3 disclose for QMCO?

The amendment discloses Dialectic’s updated 40.0% beneficial ownership of Quantum (QMCO) following a full conversion of Convertible Notes into common stock, additional consideration shares, issuance of a new warrant, and related amendments to warrant and registration agreements.

How many Quantum (QMCO) shares does Dialectic now beneficially own?

Dialectic and its manager report beneficial ownership of 16,863,839 Quantum (QMCO) shares, equal to 40.0% of the common stock, assuming full cash exercise of both the Forbearance Warrant and the new Conversion Warrant, based on the outstanding and private placement share counts disclosed.

What were the key terms of the Convertible Notes conversion for Quantum (QMCO)?

Dialectic converted the entire principal and accrued interest of the Convertible Notes into 11,020,645 Quantum (QMCO) shares. Quantum also issued 3,083,975 consideration shares and a warrant for 105,911 shares at $5.1940 per share as additional consideration for completing this voluntary conversion.

What is the Conversion Warrant described in the Quantum (QMCO) filing?

The Conversion Warrant allows Dialectic to purchase up to 105,911 Quantum (QMCO) shares at $5.1940 per share until the fifth anniversary of issuance. It includes antidilution adjustments and a right for Dialectic to require repurchase of the unexercised portion for $844,255 under specified conditions.

How did the private placement affect Quantum (QMCO) share counts?

Quantum (QMCO) issued 10,615,712 common shares in a private placement to accredited investors. The 40.0% beneficial ownership figure for Dialectic is calculated using 14,638,029 previously outstanding shares plus these 10,615,712 new private placement shares as the reference total.

What right of first refusal was granted in the Quantum (QMCO) agreement?

Quantum (QMCO) granted Dialectic and certain private placement investors a right of first refusal to purchase 25% of all equity securities the company may issue for up to six months after the agreement date, or until completion of its next equity financing, subject to stated exceptions.