Form 4: Arteris Director Sells 20,000 Shares Under 10b5-1 Plan

Arteris Director Antonio J. Viana sold 20,000 shares of common stock for approximately $18.01 per share under a pre-arranged 10b5-1 trading plan.

Summary

• Antonio J. Viana, a Director of Arteris, Inc. (AIP), reported the sale of 20,000 shares of common stock.
• The transaction occurred on December 8, 2025, at a weighted average sale price of $18.0097 per share.
• The shares were sold in multiple transactions with prices ranging from $18.00 to $18.07.
• This sale was executed pursuant to a Rule 10b5-1 trading plan, which was adopted by Mr. Viana on June 10, 2025.
• Following the reported transaction, Mr. Viana directly owns 20,840 shares of common stock.
• Additionally, Mr. Viana indirectly owns 164,620 shares through the Viana Family Trust.

Sentiment

Score: 4

Explanation: A director's sale of shares, even under a 10b5-1 plan, can be viewed with slight caution by investors, though the pre-planned nature mitigates immediate negative implications.

Positives

• The sale was conducted under a pre-arranged Rule 10b5-1 trading plan, adopted on June 10, 2025, which suggests the transaction was not based on recent material non-public information.

Negatives

• A director selling a significant number of shares (20,000) could be perceived by some investors as a signal of reduced confidence in the company's near-term prospects or a desire to take profits.

Risks

• Investor sentiment could be negatively impacted by the perception of insider selling, even if pre-planned, potentially leading to short-term share price volatility.

Future Outlook

The filing does not contain any forward-looking statements or guidance regarding the company's future performance or outlook.

Industry Context

This filing is a routine insider trading disclosure and does not provide information directly related to broader industry trends or competitive landscape for Arteris, Inc.

Stakeholder Impact

• Shareholders may interpret the director's sale as a signal, potentially influencing their investment decisions or the company's stock price.

Key Dates

Recommendation

While a director's sale of shares can sometimes be a negative signal, the transaction was executed under a pre-arranged 10b5-1 plan adopted several months prior, suggesting it was not based on new, undisclosed negative information. Without additional company-specific news or broader market context, this single transaction alone is not a strong enough catalyst for a 'buy' or 'sell' recommendation, warranting a 'hold' position for existing investors.

Keywords

Arteris, AIP, Insider Sale, Form 4, Director Transaction, 10b5-1 Plan, Equity Sale, Stock Transaction