# EDGAR Filing Document

**Accession Number:** 0002085726
**File Stem:** 0002085726-25-000008
**Filing Date:** 2025-11
**Character Count:** 17082
**Document Hash:** 2bd47181950bee6a41c02ce29b0ff83a
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0002085726-25-000008.hdr.sgml**: 20251121

**ACCESSION NUMBER**: 0002085726-25-000008

**CONFORMED SUBMISSION TYPE**: SCHEDULE 13D/A

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20251121

**DATE AS OF CHANGE**: 20251121

**SUBJECT COMPANY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** CYPHERPUNK TECHNOLOGIES INC.
- **CENTRAL INDEX KEY:** 0001509745
- **STANDARD INDUSTRIAL CLASSIFICATION:** PHARMACEUTICAL PREPARATIONS [2834]
- **ORGANIZATION NAME:** 03 Life Sciences
- **EIN:** 274412575
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** SCHEDULE 13D/A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 005-90188
- **FILM NUMBER:** 251508185

**BUSINESS ADDRESS:**
- **STREET 1:** 47 THORNDIKE STREET
- **STREET 2:** SUITE B1-1
- **CITY:** CAMBRIDGE
- **STATE:** MA
- **ZIP:** 02142
- **BUSINESS PHONE:** 617 252 4343

**MAIL ADDRESS:**
- **STREET 1:** 47 THORNDIKE STREET
- **STREET 2:** SUITE B1-1
- **CITY:** CAMBRIDGE
- **STATE:** MA
- **ZIP:** 02142

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** LEAP THERAPEUTICS, INC.
- **DATE OF NAME CHANGE:** 20160818

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Dekkun Corp
- **DATE OF NAME CHANGE:** 20110107
**FILED BY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Winklevoss Capital Fund, LLC
- **CENTRAL INDEX KEY:** 0002085726

**ORGANIZATION NAME:**
- **EIN:** 454617407
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** SCHEDULE 13D/A

**BUSINESS ADDRESS:**
- **STREET 1:** FARMERS BANK BUILDING
- **STREET 2:** 301 N. MARKET STREET, SUITE 1463
- **CITY:** WILIMNGTON
- **STATE:** DE
- **ZIP:** 19801
- **BUSINESS PHONE:** (646) 751-4444

**MAIL ADDRESS:**
- **STREET 1:** FARMERS BANK BUILDING
- **STREET 2:** 301 N. MARKET STREET, SUITE 1463
- **CITY:** WILIMNGTON
- **STATE:** DE
- **ZIP:** 19801

### UNITED STATES SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## SCHEDULE 13D

### Under the Securities Exchange Act of 1934

**(Amendment No. 1)**

**CYPHERPUNK TECHNOLOGIES INC.**

*(Name of Issuer)*

**Common Stock, par value $0.001 per share**

*(Title of Class of Securities)*

**52187K200**

*(CUSIP Number)*

**William McEvoy**<br>Winklevoss Treasury Investments, LLC<br>301 N Market Street Suite 1463<br>Wilmington DE 19801<br>646-751-4444

*(Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications)*

**10/08/2025**

*(Date of Event Which Requires Filing of this Statement)*

| **CUSIP No.** | **52187K200** |

---

| | | | |
|:--|:--|:--|:--|
| 1 | Name of reporting person<br>**Winklevoss Capital Fund, LLC** | Name of reporting person<br>**Winklevoss Capital Fund, LLC** | |
| 2 | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | |
| 3 | SEC use only | SEC use only | |
| 4 | Source of funds (See Instructions)<br>**WC** | Source of funds (See Instructions)<br>**WC** | |
| 5 | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | |
| 6 | Citizenship or place of organization<br>**DELAWARE** | Citizenship or place of organization<br>**DELAWARE** | |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 7 | Sole Voting Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 8 | Shared Voting Power<br>**12084463.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 9 | Sole Dispositive Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 10 | Shared Dispositive Power<br>**12084463.00** |
| 11 | Aggregate amount beneficially owned by each reporting person<br>**12084463.00** | Aggregate amount beneficially owned by each reporting person<br>**12084463.00** | |
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | |
| 13 | Percent of class represented by amount in Row (11)<br>**19.9%** | Percent of class represented by amount in Row (11)<br>**19.9%** | |
| 14 | Type of Reporting Person (See Instructions)<br>**OO** | Type of Reporting Person (See Instructions)<br>**OO** | |

---

| **CUSIP No.** | **52187K200** |

---

| | | | |
|:--|:--|:--|:--|
| 1 | Name of reporting person<br>**Winklevoss Treasury Investments, LLC** | Name of reporting person<br>**Winklevoss Treasury Investments, LLC** | |
| 2 | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | |
| 3 | SEC use only | SEC use only | |
| 4 | Source of funds (See Instructions)<br>**WC** | Source of funds (See Instructions)<br>**WC** | |
| 5 | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | |
| 6 | Citizenship or place of organization<br>**DELAWARE** | Citizenship or place of organization<br>**DELAWARE** | |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 7 | Sole Voting Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 8 | Shared Voting Power<br>**12084463.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 9 | Sole Dispositive Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 10 | Shared Dispositive Power<br>**12084463.00** |
| 11 | Aggregate amount beneficially owned by each reporting person<br>**12084463.00** | Aggregate amount beneficially owned by each reporting person<br>**12084463.00** | |
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | |
| 13 | Percent of class represented by amount in Row (11)<br>**19.9%** | Percent of class represented by amount in Row (11)<br>**19.9%** | |
| 14 | Type of Reporting Person (See Instructions)<br>**OO** | Type of Reporting Person (See Instructions)<br>**OO** | |

---

| **CUSIP No.** | **52187K200** |

---

| | | | |
|:--|:--|:--|:--|
| 1 | Name of reporting person<br>**Winklevoss Capital Management, LLC** | Name of reporting person<br>**Winklevoss Capital Management, LLC** | |
| 2 | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | |
| 3 | SEC use only | SEC use only | |
| 4 | Source of funds (See Instructions)<br>**WC** | Source of funds (See Instructions)<br>**WC** | |
| 5 | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | |
| 6 | Citizenship or place of organization<br>**DELAWARE** | Citizenship or place of organization<br>**DELAWARE** | |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 7 | Sole Voting Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 8 | Shared Voting Power<br>**12084463.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 9 | Sole Dispositive Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 10 | Shared Dispositive Power<br>**12084463.00** |
| 11 | Aggregate amount beneficially owned by each reporting person<br>**12084463.00** | Aggregate amount beneficially owned by each reporting person<br>**12084463.00** | |
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | |
| 13 | Percent of class represented by amount in Row (11)<br>**19.9%** | Percent of class represented by amount in Row (11)<br>**19.9%** | |
| 14 | Type of Reporting Person (See Instructions)<br>**OO** | Type of Reporting Person (See Instructions)<br>**OO** | |

---

| **CUSIP No.** | **52187K200** |

---

| | | | |
|:--|:--|:--|:--|
| 1 | Name of reporting person<br>**Tyler Howard Winklevoss** | Name of reporting person<br>**Tyler Howard Winklevoss** | |
| 2 | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | |
| 3 | SEC use only | SEC use only | |
| 4 | Source of funds (See Instructions)<br>**AF** | Source of funds (See Instructions)<br>**AF** | |
| 5 | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | |
| 6 | Citizenship or place of organization<br>**X1** | Citizenship or place of organization<br>**X1** | |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 7 | Sole Voting Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 8 | Shared Voting Power<br>**12084463.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 9 | Sole Dispositive Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 10 | Shared Dispositive Power<br>**12084463.00** |
| 11 | Aggregate amount beneficially owned by each reporting person<br>**12084463.00** | Aggregate amount beneficially owned by each reporting person<br>**12084463.00** | |
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | |
| 13 | Percent of class represented by amount in Row (11)<br>**19.9%** | Percent of class represented by amount in Row (11)<br>**19.9%** | |
| 14 | Type of Reporting Person (See Instructions)<br>**IN** | Type of Reporting Person (See Instructions)<br>**IN** | |

---

| **CUSIP No.** | **52187K200** |

---

| | | | |
|:--|:--|:--|:--|
| 1 | Name of reporting person<br>**Cameron Howard Winklevoss** | Name of reporting person<br>**Cameron Howard Winklevoss** | |
| 2 | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | |
| 3 | SEC use only | SEC use only | |
| 4 | Source of funds (See Instructions)<br>**AF** | Source of funds (See Instructions)<br>**AF** | |
| 5 | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | |
| 6 | Citizenship or place of organization<br>**X1** | Citizenship or place of organization<br>**X1** | |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 7 | Sole Voting Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 8 | Shared Voting Power<br>**12084463.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 9 | Sole Dispositive Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 10 | Shared Dispositive Power<br>**12084463.00** |
| 11 | Aggregate amount beneficially owned by each reporting person<br>**12084463.00** | Aggregate amount beneficially owned by each reporting person<br>**12084463.00** | |
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | |
| 13 | Percent of class represented by amount in Row (11)<br>**19.9%** | Percent of class represented by amount in Row (11)<br>**19.9%** | |
| 14 | Type of Reporting Person (See Instructions)<br>**IN** | Type of Reporting Person (See Instructions)<br>**IN** | |

---

**Item 1. Security and Issuer**

**(a) Title of Class of Securities:**
Common Stock, par value $0.001 per share

**(b) Name of Issuer:**
CYPHERPUNK TECHNOLOGIES INC.

**(c) Address of Issuer's Principal Executive Offices:**
47 Thorndike Street, Suite B1-1, Cambridge, MA, 02141

This Amendment No. 1 (this "Amendment No. 1" or this "Schedule 13D/A") amends and supplements the statement on Schedule 13D originally filed with the Securities and Exchange Commission (the "SEC") on October 16, 2025 (the "Statement") by the Reporting Persons. Unless otherwise defined herein, capitalized terms used in this Amendment No. 1 shall have the meanings ascribed to them in the Statement. Unless amended or supplemented below, the information in the Statement remains unchanged.

**Item 4. Purpose of Transaction**

Item 4 of the Statement is hereby amended and supplemented as follows:

On October 8, 2025, WTI ("Assignor") entered into a Warrant Assignment and Assumption Agreement (the "Agreement" with Who Datz LLC, a Wyoming LLC ("Assignee"), pursuant to which Assignor irrevocably conveyed, transferred, assigned and delivered unto Assignee and its successors and assigns, forever, free and clear of any and all liens, claims and encumbrances of any nature whatsoever, all right, title, and interest in and to (i) Common Warrants to purchase up to an aggregate of 5,616,906 shares of Common Stock (the "Assigned Common Warrant Portion"), (ii) all rights and obligations appurtenant to and inherent in the Assigned Common Warrant Portion, and (iii) any transferable rights affecting or relating to the Assigned Common Warrant Portion, for no additional consideration.

**Item 5. Interest in Securities of the Issuer**

**(a)**
The Reporting Persons each beneficially own an aggregate of 12,084,463 shares of Common Stock (including 3,800,702 shares of Common Stock issuable upon exercise of Pre-Funded Warrants or Common Warrants) (the "Subject Shares") which represent approximately 19.99% of the outstanding shares of Common Stock, based on 56,651,840 shares of Common Stock outstanding as of November 10, 2025, and assumes the exercise of certain of the Pre-Funded Warrants or Common Warrants in an amount not to exceed the Beneficial Ownership Limitation.

The Reporting Persons disclaim beneficial ownership of the shares of Common Stock owned by Howard Winklevoss, the father of Tyler Winklevoss and Cameron Winklevoss.

Each of the Reporting Persons may be deemed to have the shared power to vote or direct the vote of (and the shared power to dispose or direct the disposition of) all of the Subject Shares.

**(b)**
See Items 7-11 of the cover pages and Item 5(a) above.

**(c)**
Except as set forth in Item 4 of the Schedule 13D/A, no transactions in the shares of Common Stock have been effected by the Reporting Persons in the past sixty (60) days.

**Item 6. Contracts, Arrangements, Understandings or Relationships With Respect to Securities of the Issuer.**

Item 4 is incorporated by reference.

### 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.

**Reporting Person:** Winklevoss Capital Fund, LLC

**Signature:** /s/ Cameron H. Winklevoss

**Name/Title:** By Winklevoss Capital Management, LLC, Its Manager, By Cameron H. Winklevoss, Manager

**Date:** 11/21/2025

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.

**Reporting Person:** Winklevoss Treasury Investments, LLC

**Signature:** /s/ William McEvoy

**Name/Title:** By William McEvoy, Manager

**Date:** 11/21/2025

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.

**Reporting Person:** Winklevoss Capital Management, LLC

**Signature:** /s/ Cameron H. Winklevoss

**Name/Title:** By Cameron H. Winklevoss, Manager

**Date:** 11/21/2025

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.

**Reporting Person:** Tyler Howard Winklevoss

**Signature:** /s/ Tyler H. Winklevoss

**Name/Title:** Tyler H. Winklevoss

**Date:** 11/21/2025

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.

**Reporting Person:** Cameron Howard Winklevoss

**Signature:** /s/ Cameron H. Winklevoss

**Name/Title:** Cameron H. Winklevoss

**Date:** 11/21/2025