Who
Mark W. Sheahan
Director
Company insider
Files Form 4 as: Director, Tennant; President and CEO, Graco.
In numbers
- Trades disclosed
- 92
- Buys
- 3
- Sells
- 12
- Bought
- $157K
- Sold
- $25.7M
- Companies
- 2
- Companies where not an officer
- 1
- First trade
- 31 Mar 2005
- Last trade
- 7 May 2026
- Last filed
- 11 May 2026
Companies traded
Activity over time
1 Nov 2024 – 1 Oct 2026
Buys above the line, sells below, each month.
Every trade
| Traded | Company | What | Amount | |
|---|---|---|---|---|
| 7 May 2026filed 11 May 2026 | TNC TennantMachinery | SEC FORM 4 Code A | —1,490 at $0.00 | filing |
| 7 May 2026filed 11 May 2026 | TNC TennantMachinery | SEC FORM 4 Code A | —1,490 at $0.00 | filing |
| 13 Feb 2026filed 17 Feb 2026 | GGG Gracooption or derivative · Machinery | SEC FORM 4 Code A | —194,650 at $0.00 | filing |
| 13 Feb 2026filed 17 Feb 2026 | GGG Gracooption or derivative · Machinery | SEC FORM 4 Code A | —194,650 at $0.00 | filing |
| 29 Jan 2026filed 2 Feb 2026 | GGG GracoMachinery | SEC FORM 4 Code M | $1.5M63,510 at $23.85 | filing |
| 29 Jan 2026filed 2 Feb 2026 | GGG GracoMachinery | SEC FORM 4 Code F | $3.5M40,219 at $86.83 | filing |
| 29 Jan 2026filed 2 Feb 2026 | GGG Gracooption or derivative · Machinery | SEC FORM 4 Code M | —63,510 at $0.00 | filing |
| 29 Jan 2026filed 2 Feb 2026 | GGG Gracooption or derivative · Machinery | SEC FORM 4 Code M | —63,510 at $0.00 | filing |
| 29 Jan 2026filed 2 Feb 2026 | GGG GracoMachinery | SEC FORM 4 Code M | $1.5M63,510 at $23.85 | filing |
| 29 Jan 2026filed 2 Feb 2026 | GGG GracoMachinery | SEC FORM 4 Code F | $3.5M40,219 at $86.83 | filing |
| 6 May 2025filed 8 May 2025 | TNC TennantMachinery | SEC FORM 4 Code A | —1,815 at $0.00 | filing |
| 14 Feb 2025filed 18 Feb 2025 | GGG Gracooption or derivative · Machinery | SEC FORM 4 Code A | —204,910 at $0.00 | filing |
| 17 Jan 2025filed 21 Jan 2025 | GGG Gracooption or derivative · Machinery | SEC FORM 4 Code M | —47,130 at $0.00 | filing |
| 17 Jan 2025filed 21 Jan 2025 | GGG GracoMachinery | SEC FORM 4 Code M | $1.2M47,130 at $24.79 | filing |
| 17 Jan 2025filed 21 Jan 2025 | GGG GracoMachinery | SEC FORM 4 Code F | $2.6M30,268 at $85.14 | filing |
| 15 May 2024filed 17 May 2024 | TNC TennantMachinery | SEC FORM 4 Code A | —1,043 at $0.00 | filing |
| 16 Feb 2024filed 20 Feb 2024 | GGG Gracooption or derivative · Machinery | SEC FORM 4 Code A | —189,910 at $0.00 | filing |
| 5 Jan 2024filed 8 Jan 2024 | GGG Gracooption or derivative · Machinery | SEC FORM 4 Code M | —43,080 at $0.00 | filing |
| 5 Jan 2024filed 8 Jan 2024 | GGG GracoMachinery | SEC FORM 4 Code M | $4.1M43,080 at $94.93 | filing |
| 5 Jan 2024filed 8 Jan 2024 | GGG GracoMachinery | SEC FORM 4 Sold | $1.1M12,884 at $83.37 | filing |
News
Critical Comparison: Graco (NYSE:GGG) & CECO Environmental (NASDAQ:CECO)GGG · dailypolitical.com · 14 Oct 2026
0 headlines in the last 90 days name Mark W. Sheahan; 1 article from the last 14 days about the 1 company they traded most, at most three about any one of them.