Planned ANAB share sale follows prior insider trade (NASDAQ: ANAB)

Rhea-AI Filing Summary

AnaptysBio insider files to sell common stock under Rule 144. A holder plans to sell 4,219 shares of common stock through Morgan Stanley Smith Barney LLC on or about 01/05/2026 on NASDAQ, with an aggregate market value of $189,644.05. The filing notes 28,023,368 shares of the issuer’s common stock outstanding, providing a baseline for the company’s share count. The shares to be sold were acquired as restricted stock units from the issuer on 01/05/2026, with payment listed as cash on the same date.

The form also reports that Paul F. Lizzul sold 1,500 common shares on 12/22/2025 for gross proceeds of $75,000 during the prior three months. By signing, the seller represents they are not aware of undisclosed material adverse information about the issuer’s current or prospective operations.

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 Stock	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	4219	189644.05	28023368	01/05/2026	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	01/05/2026	Restricted Stock Units	Issuer			4219	01/05/2026	Cash

* 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
Paul F Lizzul 10770 Wateridge Circle, Suite 210 San Diego CA 92121	Common	12/22/2025	1500	75000

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

How many ANAB shares are planned to be sold under this Rule 144 notice?

The notice covers a planned sale of 4,219 shares of ANAB common stock, with an aggregate market value of $189,644.05.

When and where are the ANAB shares expected to be sold?

The approximate sale date is 01/05/2026, and the common stock is expected to be sold on the NASDAQ.

Which broker is handling the planned ANAB stock sale?

The planned sale is to be executed through Morgan Stanley Smith Barney LLC Executive Financial Services, based at 1 New York Plaza, 8th Floor, New York, NY 10004.

How were the ANAB shares being sold acquired by the holder?

The 4,219 ANAB common shares were acquired on 01/05/2026 as restricted stock units from the issuer, with the consideration described as cash paid on the same date.

How many ANAB shares are outstanding according to this notice?

The filing states that there are 28,023,368 shares of ANAB common stock outstanding, providing a baseline figure for the issuer’s share count.

What ANAB stock sales occurred in the past three months for this seller?

The form reports that Paul F. Lizzul sold 1,500 ANAB common shares on 12/22/2025 for $75,000 in gross proceeds.

What representation does the seller make about ANAB’s information in this notice?

By signing, the seller represents that they do not know any material adverse information about ANAB’s current or prospective operations that has not been publicly disclosed.