AMKR (NASDAQ: AMKR) files Form 144 for 20,000-share resale via Morgan Stanley

Rhea-AI Filing Summary

AMKR filing a Form 144 notifying proposed sale of 20,000 common shares through Morgan Stanley Smith Barney LLC, with an associated amount shown as $976,070.00. The filing also lists three recent sales by Guillaume Rutten: 10,000 shares on 12/15/2025 ($448,039.00), 10,000 shares on 01/15/2026 ($531,394.00), and 10,000 shares on 02/17/2026 ($458,927.00).

Insights

Corporate Securities Counsel

Form 144 records a proposed 20,000-share resale via a broker and recent insider sales totaling 30,000 shares.

The filing lists 20,000 common shares to be sold through Morgan Stanley Smith Barney LLC and shows an aggregate figure of $976,070.00 on the same line. The excerpt identifies the securities as Restricted Stock with an original date of 07/01/2024.

The excerpt also details three completed sales by Guillaume Rutten: 10,000 shares each on 12/15/2025, 01/15/2026, and 02/17/2026 with the amounts $448,039.00, $531,394.00, and $458,927.00 respectively. Timing and cash‑flow counterparties beyond the named broker are not stated in the excerpt.

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Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK
Filer CCC
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.

Relationship to Issuer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	20000	976070.00	247309063	02/24/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	07/01/2024	Restricted Stock	Issuer			20000	07/01/2024	Not Applicable

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
GUILLAUME RUTTEN 2045 East Innovation Circle Tempe AZ 85284	Common	02/17/2026	10000	458927.00
GUILLAUME RUTTEN 2045 East Innovation Circle Tempe AZ 85284	Common	01/15/2026	10000	531394.00
GUILLAUME RUTTEN 2045 East Innovation Circle Tempe AZ 85284	Common	12/15/2025	10000	448039.00

144: Remarks and Signature

Remarks

Date of Notice

ATTENTION:

The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.

Signature

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

What does AMKR's Form 144 disclose about proposed sales?

It notifies a proposed resale of 20,000 common shares through Morgan Stanley Smith Barney LLC with an associated figure of $976,070.00. The filing lists the securities as Restricted Stock dated 07/01/2024.

Who sold shares recently according to the AMKR filing?

Guillaume Rutten sold shares across three dates: 10,000 on 12/15/2025 for $448,039.00, 10,000 on 01/15/2026 for $531,394.00, and 10,000 on 02/17/2026 for $458,927.00.

How many shares are listed to be sold through the broker in AMKR's Form 144?

The filing lists 20,000 common shares to be sold through Morgan Stanley Smith Barney LLC. The entry associates that line with $976,070.00 and a Nasdaq reference dated 02/24/2026.

Are the shares in AMKR's Form 144 described as restricted or unrestricted?

The excerpt identifies the securities as Restricted Stock with an original date of 07/01/2024. The filing entry lists the issuer as the source of those restricted shares.

Does the AMKR excerpt state who receives proceeds from the proposed sale?

The excerpt names Morgan Stanley Smith Barney LLC as broker but does not specify in the provided text who will receive proceeds or how proceeds will be used.