Skip to main content
Signal8
 profile photo

Transaction Breakdown

Companies & Roles

Discretionary Trading P&L

Holdings

Transaction History (8 total)

1-8 of 8

About SHEAHAN MARK W

SHEAHAN MARK W (SEC CIK 0001190815) files insider reports with the SEC as Director of TENNANT CO (TNC) and President and CEO of GRACO INC (GGG).

Signal8 holds 6 ownership filings by SHEAHAN MARK W, all Form 4s, filed between Jan 21, 2025 and May 11, 2026. Those filings report 8 transactions, the latest on May 7, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on SHEAHAN MARK W's filings is in MINNEAPOLIS, MN.

Recent filings by SHEAHAN MARK W

  • May 7, 2026: Grant or award of TNC shares (Form 4, code A).
  • Feb 13, 2026: Grant or award of GGG derivative securities (Form 4, code A).
  • Jan 29, 2026: Option exercise of GGG shares (Form 4, code M).
  • Jan 29, 2026: Tax withholding of GGG shares (Form 4, code F).
  • May 6, 2025: Grant or award of TNC shares (Form 4, code A).

How to read Form 4 transaction codes