|4Aug 28, 11:40 AM ET

Caldwell John S 4

4 · PURADYN FILTER TECHNOLOGIES INC · Filed Aug 28, 2018

Insider Transaction Report

Form 4
Period: 2018-08-24
Transactions
  • Other

    Expiration of Options

    2018-08-27$0.18/sh7,500$1,35075,000 total
    Exercise: $0.18From: 2015-08-27Exp: 2018-08-27Common stock (7,500 underlying)
  • Award

    Options to purchase common stock

    2018-08-24$0.04/sh+5,000$22580,000 total
    Exercise: $0.04From: 2020-08-25Exp: 2023-08-25Common stock (5,000 underlying)
Footnotes (1)
  • [F1]Disposition due to expiration

Documents

1 file
  • 4
    primary_doc.xmlPrimary

    PRIMARY DOCUMENT