Perma-Fix Environmental Services, Inc. filings document material events, operating updates and governance matters for a nuclear services and mixed waste management company. Recent 8-K disclosures cover investor presentation materials, material agreements, shareholder voting results, operating and financial results, and capital-structure information tied to the company's common stock.
The filing record includes disclosures about Perma-Fix Northwest, including labor arrangements at the Richland waste treatment facility, as well as annual meeting votes on director elections, auditor ratification and executive compensation. These documents also address governance and reporting categories connected to radioactive and mixed waste treatment, nuclear services, remediation, demolition and disposal work.
Perma-Fix Environmental Services director Joseph Timothy Grumski received a grant of 10,000 non-qualified stock options on July 22, 2026. The options have an exercise price of $16.64 per share, expire on July 22, 2036, and are exercisable for 10,000 shares of common stock.
The award was issued under the Company’s 2003 Outside Directors Stock Plan and vests in four equal annual installments of 25% each, beginning on the first anniversary of the grant date and on each successive anniversary thereafter. Following this grant, Grumski holds 10,000 derivative securities directly.
Perma-Fix Environmental Services director Kerry C. Duggan received a Non-Qualified Stock Option covering 10,000 shares of Common Stock on 07/22/2026 under the 2003 Outside Directors Stock Plan. The option has a $16.64 exercise price, expires on 07/22/2036, and vests in four equal annual installments of 25% each starting on the first anniversary of the grant date.
Perma-Fix Environmental Services director Larry Shelton exercised stock options to acquire 2,400 shares of common stock at $4.60 per share on July 13, 2026. The options were non-qualified awards granted July 28, 2016 under the Outside Directors Stock Plan. Following the exercise, he holds 198,983 shares directly.
Grumski Joseph Timothy reported acquisition or exercise transactions in this Form 4 filing.
PERMA FIX ENVIRONMENTAL SERVICES INC director Joseph Timothy Grumski received a stock award of 1,528 Common Stock shares. The shares were granted at a reference value of $10.7175 per share as a compensation-related award, not an open-market purchase.
Following this grant, he directly holds 67,661 Common Stock shares. This Form 4 reflects a routine equity compensation transaction rather than a discretionary market trade.
ZWECKER MARK A reported acquisition or exercise transactions in this Form 4 filing.
Perma-Fix Environmental Services director Mark A. Zwecker received 1,167 shares of Common Stock as a grant or award. The shares were valued at $10.7175 per share on the transaction date, bringing his directly held stake to 247,606 shares, indicating a relatively small, routine increase in ownership.
Bostick Thomas reported acquisition or exercise transactions in this Form 4 filing.
PERMA FIX ENVIRONMENTAL SERVICES INC director Thomas Bostick received a grant of 1,213 shares of Common Stock, valued at $10.7175 per share. This was a compensation-related award rather than an open-market purchase. Following the grant, his directly held position increased to 50,610 shares of the company’s common stock.
REEDER JOE reported acquisition or exercise transactions in this Form 4 filing.
Perma-Fix Environmental Services director Joe Reeder received a grant of 1,458 shares of Common Stock on 2026-07-01 at a value of $10.7175 per share. This was a compensation-related award, not an open-market purchase. Following the grant, his direct holdings total 239,345 shares.
Wamp Zach Paul reported acquisition or exercise transactions in this Form 4 filing.
PERMA FIX ENVIRONMENTAL SERVICES INC director Zach Paul Wamp received a grant of 849 shares of Common Stock at $10.7175 per share. This was a compensation-related award, not an open-market purchase. After this grant, he directly holds 53,473 shares of the company’s common stock.
Duggan Kerry C reported acquisition or exercise transactions in this Form 4 filing.
PERMA FIX ENVIRONMENTAL SERVICES INC director Kerry C. Duggan received an equity award of 819 shares of Common Stock on July 1, 2026 at a value of $10.7175 per share. This compensation-related grant increased her direct holdings to 7,640 shares, and was not an open-market purchase or sale.
Shelton Larry reported acquisition or exercise transactions in this Form 4 filing.
PERMA FIX ENVIRONMENTAL SERVICES INC director Larry Shelton received a grant of 1,365 shares of Common Stock as compensation. The shares were awarded at a reference value of $10.7175 per share, rather than bought on the open market. After this grant, Shelton directly holds 196,583 shares of the company’s stock, so the award represents a relatively small addition to his existing position.