# EDGAR Filing Document

**Accession Number:** 0002086843
**File Stem:** 0001493152-25-016669
**Filing Date:** 2025-10
**Character Count:** 6552
**Document Hash:** c3c987cee18a77d4eb22896471935bc2
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001493152-25-016669.hdr.sgml**: 20251002

**ACCESSION NUMBER**: 0001493152-25-016669

**CONFORMED SUBMISSION TYPE**: 3

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20250930

**FILED AS OF DATE**: 20251002

**DATE AS OF CHANGE**: 20251002

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Jefferies John
- **CENTRAL INDEX KEY:** 0002086843

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 811-22684
- **FILM NUMBER:** 251368451

**MAIL ADDRESS:**
- **STREET 1:** 109 MECO LANE
- **CITY:** OAK RIDGE
- **STATE:** TN
- **ZIP:** 37830
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** DAXOR CORP
- **CENTRAL INDEX KEY:** 0000027367

**ORGANIZATION NAME:**
- **EIN:** 132682108
- **STATE OF INCORPORATION:** WI
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **STREET 1:** 350 FIFTH AVENUE
- **STREET 2:** SUITE 4740
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10118
- **BUSINESS PHONE:** 212-330-8500

**MAIL ADDRESS:**
- **STREET 1:** 350 5TH AVENUE
- **STREET 2:** SUITE 4740
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10118

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** IDANT CORP
- **DATE OF NAME CHANGE:** 19730823

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

## FORM 3

### INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

[ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Jefferies John<br><sub>(Last) (First) (Middle)</sub><br>109 MECO LANE<br><sub>(Street)</sub><br>OAK RIDGE, TN 37830<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>DAXOR CORP [ DXR ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2025-09-30 | **4. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director   [ ] 10% Owner<br>[X] Officer (give title below)   [ ] Other (specify below)<br>_Chief Medical Officer_ | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[X] Form filed by One Reporting Person<br>[ ] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities Beneficially Owned

---

|  |  |  |  |
| --- | --- | --- | --- |
| 1. Title of Security | 2. Amount of Securities Beneficially Owned | 3. Ownership Form | 4. Nature of Indirect Beneficial Ownership |
| Daxor Common Stock | 15272 | D |  |

---

## Table II - Derivative Securities Beneficially Owned

---

|  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 3. Title and Amount of Underlying Securities | 3. Title and Amount of Underlying Securities | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
| Stock Options (right to buy) | <sup>(1)</sup> | 2028-04-30 | Common Stock | 885 | $11.3 | D |  |
| Stock Options (right to buy) | <sup>(2)</sup> | 2027-12-01 | Common Stock | 14660 | $9.55 | D |  |
| Stock Options (right to buy) | <sup>(1)</sup> | 2027-11-30 | Common Stock | 539 | $9.51 | D |  |
| Stock Options (right to buy) | <sup>(1)</sup> | 2027-10-31 | Common Stock | 283 | $13.25 | D |  |
| Stock Options (right to buy) | <sup>(1)</sup> | 2027-09-30 | Common Stock | 236 | $13.25 | D |  |
| Stock Options (right to buy) | <sup>(1)</sup> | 2027-08-31 | Common Stock | 309 | $13.74 | D |  |
| Stock Options (right to buy) | <sup>(1)</sup> | 2027-07-31 | Common Stock | 448 | $13.96 | D |  |
| Stock Options (right to buy) | <sup>(1)</sup> | 2027-06-30 | Common Stock | 284 | $13.2 | D |  |
| Stock Options (right to buy) | <sup>(1)</sup> | 2027-05-31 | Common Stock | 406 | $12.63 | D |  |
| Stock Options (right to buy) | <sup>(1)</sup> | 2027-04-30 | Common Stock | 327 | $11.48 | D |  |
| Stock Options (right to buy) | <sup>(1)</sup> | 2027-03-31 | Common Stock | 364 | $10.65 | D |  |
| Stock Options (right to buy) | <sup>(1)</sup> | 2027-02-28 | Common Stock | 469 | $10.65 | D |  |
| Stock Options (right to buy) | <sup>(1)</sup> | 2027-01-31 | Common Stock | 380 | $10.53 | D |  |
| Stock Options (right to buy) | <sup>(1)</sup> | 2026-12-31 | Common Stock | 199 | $11.29 | D |  |
| Stock Options (right to buy) | <sup>(1)</sup> | 2026-11-30 | Common Stock | 216 | $11 | D |  |
| Stock Options (right to buy) | <sup>(1)</sup> | 2026-10-31 | Common Stock | 116 | $10.81 | D |  |
| Stock Options (right to buy) | <sup>(1)</sup> | 2026-09-30 | Common Stock | 353 | $11.68 | D |  |
| Stock Options (right to buy) | <sup>(1)</sup> | 2026-08-31 | Common Stock | 221 | $9.6 | D |  |
| Stock Options (right to buy) | <sup>(1)</sup> | 2026-07-31 | Common Stock | 275 | $9.09 | D |  |
| Stock Options (right to buy) | <sup>(1)</sup> | 2026-06-30 | Common Stock | 224 | $10.6 | D |  |
| Stock Options (right to buy) | <sup>(1)</sup> | 2026-05-31 | Common Stock | 147 | $9.35 | D |  |
| Stock Options (right to buy) | <sup>(1)</sup> | 2026-04-30 | Common Stock | 129 | $9.72 | D |  |
| Stock Options (right to buy) | <sup>(1)</sup> | 2026-03-31 | Common Stock | 145 | $12.1 | D |  |

---

### Footnotes:

(1) This option is presently exercisable in full.

(2) The stock options will vest in three equal installments on December 1, 2023, December 1, 2024 and December 1, 2025.

**Signature:** /s/ John Jefferies  
**Date:** 2025-09-30

### Remarks:

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

**Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.**