Form 4: Alphatec EVP Sells Shares for Tax Obligations

Alphatec Holdings EVP of Sales, David Sponsel, sold 60,425 shares of common stock to cover tax obligations from restricted stock unit vesting.

Summary

• David Sponsel, EVP of Sales for Alphatec Holdings, Inc. (ATEC), sold 60,425 shares of common stock on February 5, 2026.
• The shares were sold at a weighted average price of $13.79 per share, with transaction prices ranging from $13.43 to $14.22.
• The sale was conducted pursuant to a Rule 10b5-1 trading plan adopted on June 12, 2025, specifically to satisfy tax withholding obligations resulting from the vesting of restricted stock units.
• Following this transaction, David Sponsel beneficially owns 349,500 shares of Alphatec Holdings common stock.
• The filing also reported the acquisition of 276 shares on May 15, 2025, and 196 shares on November 14, 2025, through the issuer's employee stock purchase plan.
• Additionally, 30,314 previously reported restricted stock units were forfeited due to a failure to satisfy applicable performance criteria.

Sentiment

Score: 5

Explanation: StockSavvy.ai views this filing as largely neutral. The sale is a routine tax-related transaction under a 10b5-1 plan, which is not typically indicative of sentiment. The forfeiture of RSUs is a minor negative for the executive but not a significant company-wide event.

Positives

• The underlying vesting of restricted stock units, which necessitated the sale for tax obligations, indicates the executive met certain performance or tenure conditions.

Negatives

• David Sponsel forfeited 30,314 previously reported restricted stock units because applicable performance criteria were not satisfied.

Future Outlook

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

Industry Context

StockSavvy.ai notes that routine insider sales for tax withholding purposes, especially when executed under a pre-arranged 10b5-1 plan, are common occurrences in the public markets and typically do not signal a change in management's outlook on the company's prospects. The forfeiture of RSUs due to unmet performance criteria is an internal compensation matter specific to the executive.

Stakeholder Impact

• Shareholders: The sale of shares by an executive is a routine event, particularly when for tax purposes under a 10b5-1 plan, and is unlikely to have a significant impact on shareholder value or perception.
• Employees: The forfeiture of restricted stock units by an executive due to unmet performance criteria highlights the performance-based nature of executive compensation, which could reinforce accountability within the company.

Key Dates

Keywords

Alphatec Holdings, ATEC, Form 4, Insider Trading, Stock Sale, Executive Compensation, 10b5-1 Plan, Restricted Stock Units, Tax Obligations