# EDGAR Filing Document

**Accession Number:** 0001826681
**File Stem:** 0001594543-26-000002
**Filing Date:** 2026-5
**Character Count:** 7392
**Document Hash:** 4596708d333bdf12ee086ef96fa8c25b
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001594543-26-000002.hdr.sgml**: 20260514

**ACCESSION NUMBER**: 0001594543-26-000002

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

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20260514

**DATE AS OF CHANGE**: 20260514

**SUBJECT COMPANY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Palladyne AI Corp.
- **CENTRAL INDEX KEY:** 0001826681
- **STANDARD INDUSTRIAL CLASSIFICATION:** SERVICES-PREPACKAGED SOFTWARE [7372]
- **ORGANIZATION NAME:** 06 Technology
- **EIN:** 000000000
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** SCHEDULE 13D/A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 005-92009
- **FILM NUMBER:** 26980967

**BUSINESS ADDRESS:**
- **STREET 1:** 650 SOUTH 500 WEST
- **CITY:** SALT LAKE CITY
- **STATE:** UT
- **ZIP:** 84101
- **BUSINESS PHONE:** 888-927-7296

**MAIL ADDRESS:**
- **STREET 1:** 650 SOUTH 500 WEST
- **CITY:** SALT LAKE CITY
- **STATE:** UT
- **ZIP:** 84101

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Sarcos Technology & Robotics Corp
- **DATE OF NAME CHANGE:** 20210924

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Sarcos Technology & Robotics Corporation.
- **DATE OF NAME CHANGE:** 20210924

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Rotor Acquisition Corp.
- **DATE OF NAME CHANGE:** 20200930
**FILED BY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** KERBER WILLIAM XAVIER III
- **CENTRAL INDEX KEY:** 0001594543

**ORGANIZATION NAME:**

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

**MAIL ADDRESS:**
- **STREET 1:** 3917 NE 104TH
- **CITY:** OKLAHOMA CITY
- **STATE:** OK
- **ZIP:** 73131

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Kerber William X. III
- **DATE OF NAME CHANGE:** 20131217

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

## SCHEDULE 13D

### Under the Securities Exchange Act of 1934

**(Amendment No. 4)**

**Palladyne AI Corp.**

*(Name of Issuer)*

**Common Stock, $0.0001 par value per share**

*(Title of Class of Securities)*

**—**

*(CUSIP Number)*

**WILLIAM KERBER**<br>3917 NE 104TH<br>OKLAHOMA CITY OK 73131<br>405-373-6600

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

**05/13/2026**

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

| **CUSIP No.** | **—** |

---

| | | | |
|:--|:--|:--|:--|
| 1 | Name of reporting person<br>**KERBER WILLIAM XAVIER III** | Name of reporting person<br>**KERBER WILLIAM XAVIER III** | |
| 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>**PF** | Source of funds (See Instructions)<br>**PF** | |
| 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>**OKLAHOMA** | Citizenship or place of organization<br>**OKLAHOMA** | |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 7 | Sole Voting Power<br>**1916314.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 8 | Shared Voting Power<br>**450000.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 9 | Sole Dispositive Power<br>**1916314.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 10 | Shared Dispositive Power<br>**450000.00** |
| 11 | Aggregate amount beneficially owned by each reporting person<br>**2366314.00** | Aggregate amount beneficially owned by each reporting person<br>**2366314.00** | |
| 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>**5.0%** | Percent of class represented by amount in Row (11)<br>**5.0%** | |
| 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, $0.0001 par value per share

**(b) Name of Issuer:**
Palladyne AI Corp.

**(c) Address of Issuer's Principal Executive Offices:**
650 SOUTH 500 WEST, 650 SOUTH 500 WEST, SALT LAKE CITY, UT, 84101

**Item 4. Purpose of Transaction**

Mr. Kerber purchased the Issuer's Common stock as an individual for the purposes of investment. Since the filing of the last amendment dated June 13, 2025 Mr. Kerber has made the following changes to his holdings of the Issuer's Common Stock:

* Purchases of an additional 10,000 shares owned directly by Mr. Kerber
* A gift of 250,000 shares to the Chi K. Kerber 2026 Irrevocable Trust.

Mr. Kerber holds a role as an investment advisor to this trust and maintains shared voting and dispositive power of the Issuer's Common Stock held within it.

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

**(a)**
As of the date of this Amendment No. 4 Mr. Kerber beneficially owns an aggregate of 2,366,314 shares or 5.0% of the Issuer's Common Stock. The beneficial ownership percentages used in this Schedule are calculated based on the 47,244,225 shares of Common Stock disclosed in the Issuer's 10-Q filing dated May 5, 2026.

This beneficial ownership consists of:
* 1,916,314 shares of Common Stock held directly by Mr. Kerber
* 450,000 shares of Common Stock held indirectly through the Vincent Kerber Irrevocable Trust, Katheryn Kerber Irrevocable Trust and Chi Kerber Irrevocable trust, where he serves as an advisor (as disclosed in this amendment and in a prior amendment dated January 02, 2025).

**(b)**
As of the date of this Amendment No. 4 Mr. Kerber has voting and dispositive power of 2,366,314 shares or 5.0% of the Issuer's Common Stock. The beneficial ownership percentages used in this Schedule are calculated based on the 47,244,225 shares of Common Stock disclosed in the Issuer's 10-Q filing dated May 5, 2026.

* Sole voting and dispositive power of 1,916,314 shares of Common Stock held directly by Mr. Kerber.
* Shared voting and dispositive power of 450,000 shares of Common Stock through his advisory role to the Katheryn Kerber, Vincent Kerber and Chi Kerber Irrevocable trusts.

**(c)**
Date 	  Transaction       Shares		Price	             Recipient
5/5/2026	        Gift 		200,000	 	$6.14	     Chi Kerber Irrevocable Trust
5/8/2026	        Gift 		  50,000		$6.11	     Chi Kerber Irrevocable Trust
5/13/2026	Purchase	  10,000		$6.76

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

As of the date of this Amendment, Mr. Kerber is not involved in any contracts, arrangements, understandings or relationships related to any securities of the Issuer.

### 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:** KERBER WILLIAM XAVIER III

**Signature:** WILLIAM XAVIER KERBER III

**Name/Title:** WILLIAM XAVIER KERBER III

**Date:** 05/14/2026