Arteris counsel Alpern sells 6,500 shares under plan
The October 2 sales covered tax withholding on restricted stock units released under Arteris’ sell-to-cover election.
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Form Type
4
Rhea-AI Filing Summary
Arteris, Inc. (AIP) reported that its VP and General Counsel, Paul L. Alpern, exercised options on October 1, 2026, acquiring 4,000 common shares at $0.56 per share and 2,500 common shares at $9.28 per share. After those exercises, his reported option balances were 45,000 incentive stock options and 22,500 non-qualified stock options.
Alpern also sold 6,500 common shares on October 1 at a weighted average of $23.8359 per share, in multiple transactions priced from $23.41 to $24.15. The exercises and sale were reported as pursuant to a Rule 10b5-1 trading plan adopted February 23, 2026. On October 2, he sold four separate amounts—692, 765, 1,181 and 1,010 shares—each at $24.6431 per share, to satisfy tax liability from released restricted stock units under the issuer’s sell-to-cover requirement; those sales were not discretionary.
Insider Trade Summary 10b5-1
Exercise and sale activity reported; no spread calculated
Exercise and Sale
9 txns
Insider
Alpern Paul L
Role
VP and General Counsel
Sold
10,148 shs ($245K)
Approx. gross sale proceeds
$245K
Approx. exercise cost
$25K
| Type | Security | Shares | Price | Value |
|---|---|---|---|---|
| Sale | Common Stock F3 | 692 | $24.6431 | $17K |
| Sale | Common Stock F3 | 765 | $24.6431 | $19K |
| Sale | Common Stock F3 | 1,181 | $24.6431 | $29K |
| Sale | Common Stock F3 | 1,010 | $24.6431 | $25K |
| Exercise | Incentive Stock Option (right to buy) F4 | 4,000 | $0.00 | $0.00 |
| Exercise | Non-Qualified Stock Option (right to buy) F5 | 2,500 | $0.00 | $0.00 |
| Exercise | Common Stock F1 | 4,000 | $0.56 | $2K |
| Exercise | Common Stock F1 | 2,500 | $9.28 | $23K |
| Sale | Common Stock F1, F2 | 6,500 | $23.8359 | $155K |
Holdings After Transaction:
Incentive Stock Option (right to buy) — 45,000 contracts (Direct);
Non-Qualified Stock Option (right to buy) — 22,500 contracts (Direct);
Common Stock — 67,085 shares (Direct)
Footnotes (5)
- F1. Transaction made pursuant to a 10b5-1 trading plan that was adopted by the Reporting Person on February 23, 2026.
- F2. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $23.41 to $24.15 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.
- F3. Shares sold to satisfy the Reporting Person's tax liability arising as a result of the release of restricted stock units. These sales are mandated by the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.
- F4. Incentive stock option, 25% of the total shares vested on August 26, 2020; thereafter, 1/48th of the total shares vested monthly for 3 years, beginning on September 26, 2020.
- F5. Non-qualified stock options, vesting in 16 equal quarterly installments of 1/16th each, beginning on April 1, 2025.
Key Figures
Common shares acquired through incentive stock option exercise: 4,000 shares
Incentive stock option exercise price: $0.56 per share
Common shares acquired through non-qualified stock option exercise: 2,500 shares
+5 more
8 metrics
Common shares acquired through incentive stock option exercise
4,000 shares
October 1, 2026
Incentive stock option exercise price
$0.56 per share
October 1, 2026
Common shares acquired through non-qualified stock option exercise
2,500 shares
October 1, 2026
Non-qualified stock option exercise price
$9.28 per share
October 1, 2026
Common shares sold
6,500 shares
October 1, 2026
Weighted average sale price
$23.8359 per share
6,500 shares sold October 1, 2026
Incentive stock options following exercise
45,000 options
Reported after the October 1, 2026 exercise
Non-qualified stock options following exercise
22,500 options
Reported after the October 1, 2026 exercise
Key Terms
Rule 10b5-1 trading plan, Incentive stock option, Non-qualified stock options, weighted average sale price, +2 more
6 terms
Rule 10b5-1 trading plan financial
"Transaction made pursuant to a 10b5-1 trading plan"
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.
Incentive stock option financial
"Incentive stock option, 25% of the total shares vested"
An incentive stock option is a type of employee benefit that gives a worker the right to buy company shares at a fixed price, with special tax advantages if the employee holds the shares for a required period. Think of it as a coupon to buy future shares at today’s price that can result in lower tax on the gain. Investors care because ISOs can dilute share count, align staff incentives with the stock price, and affect company compensation costs and the timing of potential share sales.
Non-qualified stock options financial
"Non-qualified stock options, vesting in 16 equal quarterly installments"
Non-qualified stock options are a type of employee benefit that gives individuals the right to buy company shares at a set price, usually lower than the market value, within a certain period. Unlike other options that may have special tax advantages, these options are taxed as income when exercised, which can affect how much money the employee or investor ultimately gains. They are important because they can influence company compensation strategies and impact the financial outcomes for employees and investors.
weighted average sale price financial
"The price reported in Column 4 is a weighted average sale price"
restricted stock units financial
"tax liability arising as a result of the release of restricted stock units"
Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.
sell to cover financial
"a "sell to cover" transaction"
Sell to cover is when a person who receives company stock through options or awards sells just enough shares immediately to pay required taxes, exercise costs, or fees, keeping the rest. Think of it like cashing part of a bonus to cover the tax bill so you can keep the remainder. For investors, it can create predictable small selling pressure and slightly change the number of shares actually held by insiders without increasing long‑term dilution.
FAQ
AI-generated questions and answers. How Rhea-AI works. Not financial advice.
What did Paul L. Alpern sell on October 1, 2026?
Paul L. Alpern sold 6,500 AIP common shares at a weighted average price of $23.8359 per share. The shares were sold in multiple transactions at prices ranging from $23.41 to $24.15, pursuant to a Rule 10b5-1 trading plan adopted February 23, 2026.
AI-generated analysis. How Rhea-AI works. Not financial advice.
