Insider Trading March 7, 2026

PepGen CEO Sells 5,275 Shares to Cover Tax Withholding; Market Reacts to Clinical Hold

James McArthur disposed of $32,875 in stock as shares fall amid FDA partial hold on FREEDOM2 trial

By Caleb Monroe PEPG
PepGen CEO Sells 5,275 Shares to Cover Tax Withholding; Market Reacts to Clinical Hold
PEPG

PepGen Inc. (NASDAQ:PEPG) Chief Executive James G. McArthur sold 5,275 shares of common stock on March 4, 2026, to satisfy tax withholding obligations tied to vested restricted stock units, generating total proceeds of $32875. The sale occurred at prices between $6.23 and $6.325 per share. Since the transactions, PepGen shares have slipped to $5.69. The company's recent financials and an FDA partial clinical hold on the FREEDOM2 study have contributed to recent share volatility even as analysts remain broadly positive on valuation targets.

Key Points

  • PepGen CEO James G. McArthur sold 5,275 shares on March 4, 2026, at $6.23 to $6.325, generating $32875 to cover tax withholding tied to vested restricted stock units.
  • Shares have declined to $5.69 since the sale; InvestingPro data notes an 8.6% drop over the past week and a 147% gain over the prior year.
  • Regulatory and clinical developments - including a partial FDA hold on the U.S. FREEDOM2 study - contributed to recent share weakness despite analyst price targets ranging from $7 to $20 and Stifel's reiterated Buy rating at $12.00.

What happened

PepGen Inc. (NASDAQ:PEPG) Chief Executive Officer James G. McArthur executed sales of 5,275 shares of the company's common stock on March 4, 2026, according to a Form 4 filed with the Securities and Exchange Commission. The trades were completed at prices that ranged from $6.23 to $6.325 per share, producing aggregate proceeds of $32875.

Context and immediate market movement

Following the share disposals, the stock has moved lower to $5.69, a decline of roughly 9% relative to the CEO's sale prices. Short-term market data from InvestingPro cited in the filing shows an 8.6% drop in the past week, even as the company has returned approximately 147% over the previous 12 months.

Ownership after the transactions

After these sales, McArthur directly holds 296,326 shares of PepGen common stock.

Why the shares were sold

The Form 4 notes that the disposition was undertaken to satisfy minimum statutory tax withholding obligations triggered by the vesting and settlement of restricted stock units. The filing does not indicate any additional reasons for the transactions.

Recent corporate results and regulatory developments

PepGen reported a fourth-quarter loss of $0.27 per share, ahead of analyst expectations for a $0.37 loss. Despite the earnings beat, the company’s stock experienced downward pressure tied to investor concern over a partial clinical hold imposed by the U.S. Food and Drug Administration on the FREEDOM2 study.

The FREEDOM2 study, focused on DM1 MAD, remains active and continues dose escalation in the United Kingdom, Canada, and other regions. The partial hold in the United States has been linked by the company to preclinical mouse data that were submitted to the FDA in mid-2024.

Analyst stance and valuation commentary

Analysts covering PepGen maintain bullish price targets that span from $7 to $20 per share. Stifel has reiterated a Buy rating with a $12.00 price target. Separately, InvestingPro’s analysis is cited as indicating that the stock currently trades above its Fair Value estimate.


Note

The Form 4 filing and the company’s public disclosures supply the factual basis for this report. Where details are limited in those filings, this article reflects the available information without additional inference.

Risks

  • Regulatory uncertainty - a partial clinical hold by the FDA on the FREEDOM2 study in the U.S. creates short-term operational and regulatory risk for PepGen; this directly impacts the biotech and healthcare sectors.
  • Market valuation mismatch - InvestingPro analysis suggests the stock may be trading above its Fair Value, posing valuation risk to equity investors in the healthcare and small-cap biotech market.
  • Clinical development variability - while the FREEDOM2 study continues dose escalation in other regions, the hold tied to preclinical mouse data introduces uncertainty about the timing and outcome of U.S. trial activities, affecting investor sentiment in the biotech sector.

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