# EDGAR Filing Document

**Accession Number:** 0002066896
**File Stem:** 0001214659-25-008772
**Filing Date:** 2025-6
**Character Count:** 8985
**Document Hash:** 18f81c1232b4740578c7aa9a8074db3d
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001214659-25-008772.hdr.sgml**: 20250603

**ACCESSION NUMBER**: 0001214659-25-008772

**CONFORMED SUBMISSION TYPE**: 3

**PUBLIC DOCUMENT COUNT**: 2

**CONFORMED PERIOD OF REPORT**: 20250601

**FILED AS OF DATE**: 20250603

**DATE AS OF CHANGE**: 20250603

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Hansen Steen Weien
- **CENTRAL INDEX KEY:** 0002066896

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-32427
- **FILM NUMBER:** 251020904

**MAIL ADDRESS:**
- **STREET 1:** 10003 WOODLOCH FOREST DRIVE
- **CITY:** THE WOODLANDS
- **STATE:** TX
- **ZIP:** 77380
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Huntsman CORP
- **CENTRAL INDEX KEY:** 0001307954
- **STANDARD INDUSTRIAL CLASSIFICATION:** CHEMICALS & ALLIED PRODUCTS [2800]
- **ORGANIZATION NAME:** 08 Industrial Applications and Services
- **EIN:** 421648585
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **STREET 1:** 10003 WOODLOCH FOREST DRIVE
- **CITY:** THE WOODLANDS
- **STATE:** TX
- **ZIP:** 77380
- **BUSINESS PHONE:** (281) 719-6000

**MAIL ADDRESS:**
- **STREET 1:** 10003 WOODLOCH FOREST DRIVE
- **CITY:** THE WOODLANDS
- **STATE:** TX
- **ZIP:** 77380

## Ex-24

```
<pre>
      POWER OF ATTORNEY
For Executing Forms 3, 4 and 5, Form 144 and Schedules 13D and 13G
Know all by these presents, that the undersigned hereby constitutes and appoints
each of David M. Stryker, Rachel K. Muir and Brent Wagner, signing singularly,
the undersigned's true and lawful attorney-in-fact to:
(1)  execute for and on behalf of the undersigned (a) Forms 3, 4 and 5
(including amendments thereto) in accordance with Section 16(a) of the
Securities Exchange Act of 1934 and the rules thereunder, (b) Form 144 and (c)
Schedules 13D and 13G (including amendments thereto) in accordance with Sections
13(d) and 13(g) of the Securities Exchange Act of 1934 and the rules thereunder;
(2)  do and perform any and all acts for and on behalf of the undersigned that
may be necessary or desirable to complete and execute any such Form 3, 4 or 5,
Form 144 or Schedule 13D or 13G (including amendments thereto) and timely file
such Forms or Schedules with the Securities and Exchange Commission and any
stock exchange, self-regulatory association or any other authority; and
(3)  take any other action of any type whatsoever in connection with the
foregoing that, in the opinion of each such attorney-in-fact, may be of benefit
to, in the best interest of, or legally required of the undersigned, it being
understood that the documents executed by the attorney-in-fact on behalf of the
undersigned pursuant to this Power of Attorney shall be in such form and shall
contain such terms and conditions as the attorney-in-fact may approve in the
attorney-in-fact's discretion.
The undersigned hereby grants to each attorney-in-fact full power and authority
to do and perform all and every act and thing whatsoever requisite, necessary or
proper to be done in the exercise of any of the rights and powers herein
granted, as fully to all intents and purposes as the undersigned might or could
do if personally present, with full power of substitution or revocation, hereby
ratifying and confirming all that the attorney-in-fact, or the attorney-in-facts
substitute or substitutes, shall lawfully do or cause to be done by virtue of
this Power of Attorney and the rights and powers herein granted.  The
undersigned acknowledges that the foregoing attorneys-in-fact, and their
substitutes, in serving in such capacity at the request of the undersigned, are
not assuming (nor is Huntsman Corporation assuming) any of the undersigned's
responsibilities to comply with Section 16 of the Securities Exchange Act of
1934.  The undersigned agrees that each such attorney-in-fact may rely entirely
on information furnished orally or in writing by the undersigned to the
attorney-in-fact.
This Power of Attorney shall remain in full force and effect until the
undersigned is no longer required to file Forms 3, 4 and 5, Form 144 and
Schedules 13D and 13G (including amendments thereto) with respect to the
undersigned's holdings of and transactions in securities issued by Huntsman
Corporation, unless earlier revoked by the undersigned in a signed writing
delivered to the foregoing attorneys-in-fact.  This Power of Attorney does not
revoke any other power of attorney that the undersigned has previously granted.
IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be
executed as of the date written below.

/s/ Steen Weien Hansen

Steen Weien Hansen

April 1, 2025
    </pre>
```

### 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>Hansen Steen Weien<br><sub>(Last) (First) (Middle)</sub><br>10003 WOODLOCH FOREST DRIVE<br><sub>(Street)</sub><br>THE WOODLANDS, TX 77380<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>Huntsman CORP [ HUN ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2025-06-01 | **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>_Division President_ | **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 |
| Common Stock | 133170 | 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 |
| Option (Right to Buy) | <sup>(1)</sup> | 2028-02-07 | Common Stock | 6502 | $32.77 | D |  |
| Option (Right to Buy) | <sup>(2)</sup> | 2029-02-06 | Common Stock | 10787 | $22.66 | D |  |
| Option (Right to Buy) | <sup>(3)</sup> | 2030-02-13 | Common Stock | 12092 | $21.54 | D |  |
| Option (Right to Buy) | <sup>(4)</sup> | 2031-02-17 | Common Stock | 10889 | $28.58 | D |  |
| Phantom Stock | <sup>(5)</sup> | <sup>(5)</sup> | Common Stock | 1513 | $0 | D |  |
| Phantom Stock | <sup>(6)</sup> | <sup>(6)</sup> | Common Stock | 3900 | $0 | D |  |
| Phantom Stock | <sup>(7)</sup> | <sup>(7)</sup> | Common Stock | 9423 | $0 | D |  |

---

### Footnotes:

(1) This option became exercisable in three equal annual installments on February 7, 2019, 2020 and 2021.

(2) This option became exercisable in three equal annual installments on February 6, 2020, 2021 and 2022.

(3) This option became exercisable in three equal annual installments on February 13, 2021, 2022 and 2023.

(4) This option became exercisable in three equal annual installments on February 17, 2022, 2023 and 2024.

(5) These shares of phantom stock become payable on February 16, 2026.

(6) These shares of phantom stock become payable in two equal annual installments beginning on February 15, 2026.

(7) These shares of phantom stock become payable in three equal annual installments beginning on February 13, 2026.

**Remarks:**
Exhibit 24 - Power of Attorney

**Signature:** Rachel K. Muir, by Power of Attorney  
**Date:** 2025-06-03

### 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.**