Arteris holder proposes $7.09M stock sale

Among the prior transactions, Bayview Legacy reported 100,000 shares sold on September 1, 2026 for $2,074,970.00 under 10b5-1.

Rhea-AI Filing Summary

Arteris, Inc. (AIP) common stock is subject to a proposed sale by Bayview Legacy, LLC, identified as a 10% stockholder: 300,000 shares with an aggregate market value of $7,092,000.00. Morgan Stanley Smith Barney LLC is named in the sale information.

The shares are listed as acquired through a private acquisition from the issuer or an affiliate on November 5, 2013. The notice reports 49,152,102 shares outstanding as of October 1, 2026, and lists prior three-month 10b5-1 sales for Bayview Legacy, LLC and K. Charles Janac.

Key Figures

Shares to be sold: 300,000 shares Aggregate market value: $7,092,000.00 Shares outstanding: 49,152,102 shares +2 more

5 metrics

Shares to be sold 300,000 shares Proposed sale by Bayview Legacy, LLC

Aggregate market value $7,092,000.00 Shares to be sold

Shares outstanding 49,152,102 shares As of October 1, 2026

Prior sale 100,000 shares Bayview Legacy, LLC; September 1, 2026

Reported sale amount $2,074,970.00 Bayview Legacy, LLC; September 1, 2026

Key Terms

Rule 144, 10b5-1 Sales, aggregate market value, Private Acquisition from Issuer or an Affiliate

4 terms

Rule 144 regulatory

"paragraph (a) of Rule 144"

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

10b5-1 Sales regulatory

"10b5-1 Sales for BAYVIEW LEGACY, LLC"

10b5-1 sales are pre-arranged stock-trading plans that let company insiders automatically buy or sell shares according to a fixed schedule or formula, even if they later learn confidential information. Think of it as setting up an automatic thermostat for trades: it creates a clear, documented path that can protect insiders from insider-trading accusations and gives investors a signal about predictable insider activity—though it can also simply be a way for insiders to diversify or raise cash.

aggregate market value financial

"Aggregate market value"

Aggregate market value is the combined price you would pay to buy all outstanding shares of a company or all companies in a group at current market prices — essentially the sum of each stock’s market capitalization. It matters to investors because it shows the overall size and weight of an investment or sector (like the total cost to buy every piece of a puzzle), helps compare scale across companies or markets, and influences index composition and risk exposure.

Private Acquisition from Issuer or an Affiliate regulatory

"Private Acquisition from Issuer or an Affiliate"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

How many Arteris (AIP) shares does Bayview Legacy plan to sell?

Bayview Legacy, LLC proposes to sell 300,000 common shares with an aggregate market value of $7,092,000.00. Morgan Stanley Smith Barney LLC is named in the sale information.

What recent AIP sales are listed?

Recent 10b5-1 entries include 100,000 Bayview Legacy shares for $2,074,970.00 on September 1, 2026; 192,686 Bayview Legacy shares for $6,998,663.82 on July 2, 2026; and 10,679 shares for K. Charles Janac for $383,407.37 on July 6, 2026.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 10/01/2026 - 04:37 PM Accepted by SEC EDGAR 10/01/2026 - 04:37 PM Learn about SEC filing dates

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	0001888862
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	ARTERIS INC
SEC File Number	001-40960
Address of Issuer	900 E. Hamilton Ave., Suite 300 Campbell CALIFORNIA 95008
Phone	4084707300
Name of Person for Whose Account the Securities are To Be Sold	BAYVIEW LEGACY, LLC
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	10% Stockholder

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	300000	7092000.00	49152102	10/01/2026	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	11/05/2013	Private Acquisition from Issuer or an Affiliate	Issuer			300000	11/05/2013	N/A

* 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
10b5-1 Sales for BAYVIEW LEGACY, LLC 900 E. Hamilton Ave., Suite 300 Campbell CA 95008	Common	09/01/2026	100000	2074970.00
10b5-1 Sales for BAYVIEW LEGACY, LLC 900 E. Hamilton Ave., Suite 300 Campbell CA 95008	Common	08/04/2026	26106	834629.70
10b5-1 Sales for BAYVIEW LEGACY, LLC 900 E. Hamilton Ave., Suite 300 Campbell CA 95008	Common	08/03/2026	73894	2216627.88
10b5-1 Sales for K. CHARLES JANAC 900 E. Hamilton Ave., Suite 300 Campbell CA 95008	Common	07/06/2026	10679	383407.37
10b5-1 Sales for BAYVIEW LEGACY, LLC 900 E. Hamilton Ave., Suite 300 Campbell CA 95008	Common	07/06/2026	125976	4509184.94
10b5-1 Sales for BAYVIEW LEGACY, LLC 900 E. Hamilton Ave., Suite 300 Campbell CA 95008	Common	07/02/2026	192686	6998663.82

144: Remarks and Signature

Remarks
Date of Notice	10/01/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	12/12/2025
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	/s/ Karel Charles Janac
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)