Nantahala Capital (UNCY) discloses 2.81M-share, 9.99% holding in Unicycive

Rhea-AI Filing Summary

Nantahala Capital Management, LLC, together with Wilmot B. Harkey and Daniel Mack, reports beneficial ownership of 2,807,830 shares of Unicycive Therapeutics, Inc. common stock as of June 30, 2026. This represents 9.99% of the outstanding shares, held through funds and separately managed accounts under Nantahala’s control.

The position includes 1,406,383 shares that may be acquired within sixty days via convertible securities. All 2,807,830 shares are reported with shared voting and dispositive power, and no sole voting or dispositive power. BLACKWELL PARTNERS LLC – SERIES A has rights to dividends or sale proceeds for more than five percent of the shares reported.

Key Figures

Beneficial ownership: 2,807,830 shares Ownership percentage: 9.99% Shares via convertible securities: 1,406,383 shares +2 more

5 metrics

Beneficial ownership 2,807,830 shares Shares of Unicycive common stock beneficially owned as of June 30, 2026

Ownership percentage 9.99% Percent of Unicycive common stock class beneficially owned by each reporting person

Shares via convertible securities 1,406,383 shares Portion of beneficial ownership acquirable within sixty days through convertible securities

Shared voting power 2,807,830 shares Shares over which each reporting person has shared power to vote or direct the vote

Sole voting power 0 shares Shares over which each reporting person has sole power to vote or direct the vote

Key Terms

beneficial owner, shared voting power, convertible securities, investment adviser, +1 more

5 terms

beneficial owner financial

"Nantahala may be deemed to be the beneficial owner of 2,807,830 Shares"

A beneficial owner is the person who ultimately owns or controls a financial asset or property, even if their name isn't directly on official documents. Think of it like someone who secretly holds the keys to a safe deposit box—others may appear to have access, but the true owner is the one who benefits from what's inside. Identifying beneficial owners helps ensure transparency and prevent illegal activities like money laundering or fraud.

shared voting power financial

"Shared Voting Power 2,807,830.00"

Shared voting power occurs when two or more parties jointly have the right to vote or decide how a block of company shares is cast, like co-owners who must agree before moving a piece of furniture. Investors care because who controls voting rights affects board elections, major corporate decisions and takeover outcomes, and shared control can alter regulatory disclosures and the practical influence any holder has over a company’s direction and value.

convertible securities financial

"Shares which may be acquired ... within sixty days through the exercise of convertible securities"

Convertible securities are bonds or preferred shares that can be exchanged for a company’s common stock at a predetermined price or under specified conditions. They matter because they combine the steadiness of a loan or fixed dividend with the potential upside of ownership; like a safety‑net that carries a one‑time ticket to become a shareholder, they affect expected returns and can dilute existing stock if converted.

investment adviser financial

"Nantahala, an investment adviser as described in ss. 240.13d-1(b)(1)(ii)(E)"

An investment adviser is a person or firm that professionally manages money and gives recommendations about buying, selling, or holding investments. Like a financial coach or guide, they have a legal duty to act in a client's best financial interest, so their advice, fees and potential conflicts can directly affect returns and risk — making their role important for investors who want informed, accountable help with portfolios.

control person financial

"Each of Messrs. Harkey and Mack is filing this as a control person"

A control person is an individual or entity that can significantly influence a company’s decisions and direction through ownership, voting power, or contractual rights—think of them as the captain who can steer the ship. Investors care because a control person’s choices affect corporate strategy, board appointments, and transactions that can raise or lower a stock’s value, and they often carry additional legal responsibilities and disclosure requirements to protect other shareholders.

FAQ

What percentage of Unicycive Therapeutics (UNCY) does Nantahala Capital beneficially own?

Nantahala Capital and related reporting persons beneficially own 9.99% of Unicycive Therapeutics’ common stock as of June 30, 2026. This stake is held through funds and separately managed accounts under Nantahala’s control, with shared voting and dispositive power reported.

How many Unicycive Therapeutics (UNCY) shares does Nantahala Capital report owning?

The reporting persons may be deemed to beneficially own 2,807,830 shares of Unicycive Therapeutics common stock. These shares are held by funds and separately managed accounts advised by Nantahala, with all voting and dispositive authority reported on a shared basis.

How many Unicycive (UNCY) shares are tied to convertible securities in Nantahala’s position?

Of the total reported stake, 1,406,383 shares may be acquired within sixty days through the exercise of convertible securities. These potential shares are included in the 2,807,830-share beneficial ownership attributed to the reporting persons as of June 30, 2026.

Does Nantahala Capital have sole or shared voting power over its Unicycive (UNCY) shares?

The filing reports 0 shares with sole voting power and 2,807,830 shares with shared voting power. The same breakdown applies to dispositive power, indicating decisions are made collectively through Nantahala and associated entities or individuals.

What role does BLACKWELL PARTNERS LLC - SERIES A have in Unicycive (UNCY) shares?

BLACKWELL PARTNERS LLC - SERIES A, a fund advised by Nantahala, has the right to receive or direct dividends and sale proceeds from more than 5% of Unicycive’s outstanding common stock beneficially owned by Nantahala, as disclosed in the ownership statement.

Who are the reporting persons in the Unicycive (UNCY) Schedule 13G/A amendment?

The reporting persons are Nantahala Capital Management, LLC, Wilmot B. Harkey, and Daniel Mack. Nantahala is a Massachusetts limited liability company, while Harkey and Mack are U.S. citizens and managing members who may be deemed beneficial owners of the reported shares.

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

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Available on EDGAR 08/14/2026 - 04:41 PM Accepted by SEC EDGAR 08/14/2026 - 04:37 PM Learn about SEC filing dates

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 10)

Unicycive Therapeutics, Inc.

(Name of Issuer)

Common Stock, par value $0.001 per share

(Title of Class of Securities)

90466Y202

(CUSIP Number)

06/30/2026

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

schemaVersion:

SCHEDULE 13G

CUSIP Number(s): 90466Y202

1

Names of Reporting Persons

Nantahala Capital Management, LLC

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

MASSACHUSETTS

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 2,807,830.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 2,807,830.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

2,807,830.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

9.99 %

12

Type of Reporting Person (See Instructions)

IA

SCHEDULE 13G

CUSIP Number(s): 90466Y202

1

Names of Reporting Persons

Wilmot B. Harkey

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

UNITED STATES

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 2,807,830.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 2,807,830.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

2,807,830.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

9.99 %

12

Type of Reporting Person (See Instructions)

HC

SCHEDULE 13G

CUSIP Number(s): 90466Y202

1

Names of Reporting Persons

Daniel Mack

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

UNITED STATES

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 2,807,830.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 2,807,830.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

2,807,830.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

9.99 %

12

Type of Reporting Person (See Instructions)

HC

SCHEDULE 13G

Item 1.
(a)	Name of issuer: Unicycive Therapeutics, Inc.
(b)	Address of issuer's principal executive offices: 1975 W. EL CAMINO REAL, SUITE 204 MOUNTAIN VIEW, CALIFORNIA, 94040
Item 2.
(a)	Name of person filing: (1) Nantahala Capital Management, LLC ("Nantahala") (2) Wilmot B. Harkey (3) Daniel Mack (together the "Reporting Persons")
(b)	Address or principal business office or, if none, residence: 130 Main St. 2nd Floor, New Canaan, Connecticut 06840
(c)	Citizenship: (1) Nantahala is a Massachusetts limited liability company. (2) Each of Messrs. Harkey and Mack is a citizen of the United States of America.
(d)	Title of class of securities: Common Stock, par value $0.001 per share
(e)	CUSIP No.: 90466Y202
Item 3.	If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)	An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)	An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)	A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:
(k)	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.	Ownership
(a)	Amount beneficially owned: As of June 30, 2026, Nantahala may be deemed to be the beneficial owner of 2,807,830 Shares held by funds and separately managed accounts under its control, and as the managing members of Nantahala, each of Messrs. Harkey and Mack may be deemed to be a beneficial owner of those Shares. The 2,807,830 Shares Include 1,406,383 Shares which may be acquired by the Reporting Persons within sixty days through the exercise of convertible securities.
(b)	Percent of class: As of June 30, 2026, each of the Reporting Persons may be deemed to be the beneficial owner of the following percentage of the total number of Shares outstanding: (1) Nantahala Capital Management, LLC ("Nantahala") : 9.99% (2) Wilmot B. Harkey: 9.99% (3) Daniel Mack: 9.99%
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: (1) Nantahala Capital Management, LLC ("Nantahala") : 0 Shares. (2) Wilmot B. Harkey: 0 Shares. (3) Daniel Mack: 0 Shares.
	(ii) Shared power to vote or to direct the vote: (1) Nantahala Capital Management, LLC ("Nantahala") : 2,807,830 Shares. (2) Wilmot B. Harkey: 2,807,830 Shares. (3) Daniel Mack: 2,807,830 Shares.
	(iii) Sole power to dispose or to direct the disposition of: (1) Nantahala Capital Management, LLC ("Nantahala") : 0 Shares. (2) Wilmot B. Harkey: 0 Shares. (3) Daniel Mack: 0 Shares.
	(iv) Shared power to dispose or to direct the disposition of: (1) Nantahala Capital Management, LLC ("Nantahala") : 2,807,830 Shares. (2) Wilmot B. Harkey: 2,807,830 Shares. (3) Daniel Mack: 2,807,830 Shares.
Item 5.	Ownership of 5 Percent or Less of a Class.
	Not Applicable
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	If any other person is known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, such securities, a statement to that effect should be included in response to this item and, if such interest relates to more than 5 percent of the class, such person should be identified. A listing of the shareholders of an investment company registered under the Investment Company Act of 1940 or the beneficiaries of employee benefit plan, pension fund or endowment fund is not required. BLACKWELL PARTNERS LLC - SERIES A, a fund advised by Nantahala, has the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of more than five percent of the outstanding shares of common stock beneficially owned by Nantahala reported herein.
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	If a parent holding company has filed this schedule, pursuant to Rule 13d-1(b)(ii)(G), so indicate under Item 3(g) and attach an exhibit stating the identity and the Item 3 classification of the relevant subsidiary. If a parent holding company has filed this schedule pursuant to Rule 13d-1(c) or Rule 13d-1(d), attach an exhibit stating the identification of the relevant subsidiary. Each of Messrs. Harkey and Mack is filing this Schedule 13G as a control person in respect of shares beneficially owned by Nantahala, an investment adviser as described in ss. 240.13d-1(b)(1)(ii)(E). See Item 4(a).
Item 8.	Identification and Classification of Members of the Group.
	Not Applicable
Item 9.	Notice of Dissolution of Group.
	Not Applicable

Item 10.

Certifications:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under § 240.14a-11.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

Nantahala Capital Management, LLC

Signature:	/s/ Taki Vasilakis
Name/Title:	Taki Vasilakis / Chief Compliance Officer
Date:	08/14/2026

Wilmot B. Harkey

Signature:	/s/ Wilmot B. Harkey
Name/Title:	Wilmot B. Harkey
Date:	08/14/2026

Daniel Mack

Signature:	/s/ Daniel Mack
Name/Title:	Daniel Mack
Date:	08/14/2026