Arteris director’s trust sells 20,000 shares

Arteris, Inc. director Antonio J. Viana reported an open‑market sale of common stock through the Viana Family Trust.

Rhea-AI Filing Summary

Arteris, Inc. director Antonio J. Viana reported an open‑market sale of common stock through the Viana Family Trust. On April 17, 2026, the trust sold 20,000 shares at a weighted average price of $22.1084 per share under a pre‑arranged Rule 10b5-1 trading plan adopted on June 10, 2025. After this sale, the trust held 144,620 shares of Arteris common stock, while Viana also directly held 20,840 shares, indicating he retains a substantial equity position.

Insights

Equity compensation and insider-trading analyst

Pre-planned trust sale of 20,000 Arteris shares looks routine.

The filing shows the Viana Family Trust sold 20,000 shares of Arteris common stock at a weighted average price of $22.1084 on April 17, 2026. This is an open‑market transaction attributed to the trust, with Viana as the reporting person.

A key detail is that the sale occurred under a pre‑arranged Rule 10b5-1 trading plan adopted on June 10, 2025, which typically indicates scheduled, rather than opportunistic, selling. After the sale, the trust still held 144,620 shares and Viana also directly held 20,840 shares, so he maintains meaningful exposure.

The price disclosure is given as a weighted average, with actual trade prices ranging from $22.00 to $22.24. This pattern and the remaining holdings suggest a routine liquidity event rather than a change in overall stance, based solely on the data provided here.

Insider Trade Summary 10b5-1

Net Seller: 20,000 shares

Net Sell 2 txns

Insider Viana Antonio J

Role Director

Sold 20,000 shs ($442K)

Type	Security	Shares	Price	Value
Sale	Common Stock	20,000	$22.1084	$442K
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 144,620 shares (Indirect, Viana Family Trust); Common Stock — 20,840 shares (Direct)

Footnotes (2)

1. F1. Transaction made pursuant to a 10b5-1 trading plan that was adopted by the Reporting Person on June 10, 2025.
2. F2. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $22.00 to $22.24 inclusive. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

Key Figures

Shares sold: 20,000 shares Weighted average sale price: $22.1084 per share Sale price range: $22.00–$22.24 per share +4 more

7 metrics

Shares sold 20,000 shares Open-market sale on April 17, 2026 by Viana Family Trust

Weighted average sale price $22.1084 per share Average price across multiple trades for 20,000 shares

Sale price range $22.00–$22.24 per share Range of individual trade prices for the reported sale

Indirect holdings after sale 144,620 shares Arteris common stock held by Viana Family Trust after sale

Direct holdings after transaction 20,840 shares Arteris common stock held directly by Antonio J. Viana

10b5-1 plan adoption date June 10, 2025 Date the pre-arranged trading plan governing this sale was adopted

Net share direction Net sale of 20,000 shares transactionSummary netBuySellShares and netBuySellDirection

Key Terms

Rule 10b5-1 trading plan, weighted average sale price, open-market sale, indirect ownership, +1 more

5 terms

Rule 10b5-1 trading plan regulatory

"Transaction made pursuant to a 10b5-1 trading plan that was adopted"

A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.

weighted average sale price financial

"The price reported in Column 4 is a weighted average sale price."

open-market sale financial

"transaction_action": "open-market sale""

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

indirect ownership financial

""direct_or_indirect": "I","nature_of_ownership": "Viana Family Trust""

Form 4 regulatory

"INSIDER FILING DATA (Form 4):"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

FAQ

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

What insider transaction did Arteris (AIP) disclose for Antonio J. Viana?

Arteris disclosed that the Viana Family Trust, associated with director Antonio J. Viana, sold 20,000 shares of Arteris common stock. The sale was reported as an open-market transaction executed on April 17, 2026, with Viana filing the Form 4 as the reporting person.

At what price were the Arteris (AIP) shares sold in this Form 4?

The 20,000 Arteris shares were sold at a weighted average price of $22.1084 per share. Individual trades occurred in a range between $22.00 and $22.24, with the filer offering to provide a full breakdown of share counts at each specific price upon request.

Was the Arteris (AIP) insider sale made under a Rule 10b5-1 plan?

Yes. The filing states the transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 10, 2025. Such plans pre-schedule trades, meaning the timing of this April 17, 2026 sale was arranged in advance rather than decided spontaneously.

How many Arteris (AIP) shares does Antonio J. Viana hold after this transaction?

After the reported sale, the Viana Family Trust held 144,620 Arteris common shares, and Viana directly held an additional 20,840 shares. Together, these positions show that he continues to have a significant indirect and direct ownership stake in the company following the transaction.

Who actually sold the Arteris (AIP) shares reported in this Form 4?

The 20,000 Arteris shares were sold by the Viana Family Trust, which is identified as the indirect owner in the filing. Antonio J. Viana reports the transaction but the shares are held through the trust, distinguishing the entity’s holdings from his separate direct share ownership.

What does the weighted average sale price mean in the Arteris (AIP) filing?

The weighted average sale price of $22.1084 means the 20,000 shares were sold through multiple trades at prices between $22.00 and $22.24. The average reflects the combined value of all trades, and the filer notes they can supply exact share counts at each price level if requested.

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

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Accepted by SEC EDGAR 04/21/2026 - 04:07 PM EDT Learn about SEC filing dates

SEC Form 4

FORM 4

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

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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

X

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Viana Antonio J

(Last) (First) (Middle)

C/O ARTERIS, INC.

900 E. HAMILTON AVE., SUITE 300

(Street)

CAMPBELL CALIFORNIA 95008

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Arteris, Inc. [ AIP ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
04/17/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	04/17/2026		S(1)		20,000	D	$22.1084(2)	144,620	I	Viana Family Trust
Common Stock								20,840	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Transaction made pursuant to a 10b5-1 trading plan that was adopted by the Reporting Person on June 10, 2025.

2. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $22.00 to $22.24 inclusive. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

Remarks:

	/s/ Paul Alpern, as Attorney-in-Fact for Viana Antonio J.	04/21/2026
	** Signature of Reporting Person	Date
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.
* Form 4: SEC 1474 (03-26)