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ZWECKER MARK A

Disclosed activity across 1 company

Tapewire entity
29065
SEC CIK
0001256439

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Reported relationships

Latest disclosed role at each company.

CompanyLast reported asReport datePublished
PERMA FIX ENVIRONMENTAL SERVICES INCPESI · Entity 5704DirectorOctober 01, 2026October 02, 2026

Disclosed balances

About these balances

Latest available filing per company, not a reconstructed current portfolio. Matching sequences show the last reported balance with all source rows expandable; grouping alone does not establish account ownership. Do not add unresolved positions together. Filings may omit unchanged positions, and amendments may correct only part of an older disclosure. Jointly reported shares are not necessarily this owner's personal holdings.

PERMA FIX ENVIRONMENTAL SERVICES INC

Report date October 01, 2026 · Filed October 02, 2026

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeDirect248,644 Reported balance After 2026-10-01 transaction · row 1
1 source row

Row 1 · 2026-10-01 · Grant · Acquired 1,038 · Balance 248,644

Transaction history

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateCompanyActivity / securityShares / unitsReported priceReported valueDetails
January 02, 2018 Filed Jan 3, 2018 13:30 UTC PERMA FIX ENVIRONMENTAL SERVICES INC PESI · Entity 5704 GrantCommon Stock 3,443 $2.74 $9,425.21
Disclosure

SEC source: 0001493152-18-000063 · form4.xml · nonDerivative · entry 1

ZWECKER MARK A · CIK 0001256439 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 156,062

Read SEC document
October 02, 2017 Filed Oct 3, 2017 21:01 UTC PERMA FIX ENVIRONMENTAL SERVICES INC PESI · Entity 5704 GrantCommon Stock 3,649 $2.85 $10,399.65
Disclosure

SEC source: 0001493152-17-011207 · form4.xml · nonDerivative · entry 1

ZWECKER MARK A · CIK 0001256439 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 152,619

Read SEC document
July 27, 2017 Filed Jul 27, 2017 18:46 UTC PERMA FIX ENVIRONMENTAL SERVICES INC pesi · Entity 5704 GrantStock Option · Derivative 2,400 $3.55 Strike: $3.55 $8,520.00
Disclosure

SEC source: 0001370728-17-000008 · primary_doc.xml · derivative · entry 12

ZWECKER MARK A · CIK 0001256439 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,400

Underlying: Common Stock · 2,400 shares

Expires 2027-07-27

F11 · derivative.exercise_date: Stock Option granted 07/27/17 under the Company's 2003 Outside Directors Stock Plan. The Options vest fully six months from date of grant.

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July 03, 2017 Filed Jul 3, 2017 13:47 UTC PERMA FIX ENVIRONMENTAL SERVICES INC pesi · Entity 5704 GrantCommon Stock 3,562 $2.74 $9,750.98
Disclosure

SEC source: 0001256439-17-000003 · primary_doc.xml · nonDerivative · entry 1

ZWECKER MARK A · CIK 0001256439 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 148,970

Read SEC document
April 03, 2017 Filed Apr 3, 2017 16:37 UTC PERMA FIX ENVIRONMENTAL SERVICES INC pesi · Entity 5704 GrantCommon Stock 3,989 $2.36 $9,424.01
Disclosure

SEC source: 0001370728-17-000005 · primary_doc.xml · nonDerivative · entry 1

ZWECKER MARK A · CIK 0001256439 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 145,408

Read SEC document
January 03, 2017 Filed Jan 4, 2017 14:55 UTC PERMA FIX ENVIRONMENTAL SERVICES INC pesi · Entity 5704 GrantCommon Stock 3,222 $2.93 $9,424.35
Disclosure

SEC source: 0001256439-17-000001 · primary_doc.xml · nonDerivative · entry 1

ZWECKER MARK A · CIK 0001256439 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 141,419

Read SEC document
October 03, 2016 Filed Oct 5, 2016 16:24 UTC PERMA FIX ENVIRONMENTAL SERVICES INC pesi · Entity 5704 GrantCommon Stock 2,510 $3.76 $9,425.55
Disclosure

SEC source: 0001256439-16-000019 · primary_doc.xml · nonDerivative · entry 1

ZWECKER MARK A · CIK 0001256439 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 138,197

Read SEC document

Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.