Steven Alan Sonnenberg
Director, Tennant Company.
Companies
- Sensata Technologies Holding plcBoard member Apr 2, 2020 to now1
- Steel DynamicsBoard member Oct 23, 2018 to Apr 15, 20242
- Tennant CompanyBoard member Aug 12, 2005 to Feb 29, 20243
Holdings
Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.
Shares held
Steel Dynamics STLD19,561 shares4$4.7M at $240.27Apr 12, 2024
Tennant Company TNC22,994 shares5$1.5M at $64.96Feb 27, 2024- Sensata Technologies Holding plc ST24,572 shares6$1.0M at $40.92Jun 9, 2026
As of each latest filing. The line shows shares held over time.
Recent filings
- Jun 9, 2026Shares withheld for tax 433 shares at $49.65 of Sensata Technologies Holding plc6
- Jun 10, 2025Shares withheld for tax 149 shares at $28.33 of Sensata Technologies Holding plc7
- Jun 10, 2025Granted 6,178 shares of Sensata Technologies Holding plc7
- Jun 11, 2024Shares withheld for tax 53 shares at $39.22 of Sensata Technologies Holding plc8
- Jun 11, 2024Granted 4,462 shares of Sensata Technologies Holding plc8
- Apr 12, 2024Granted 56 shares of Steel Dynamics4
- Feb 27, 2024Sold 8,910 shares at $110.09 of Tennant Company5
- Feb 27, 2024Exercised options 3,014 shares at $73.05 of Tennant Company5
- Feb 27, 2024Exercised options 3,538 shares at $54.70 of Tennant Company5
- Feb 27, 2024Exercised options 2,358 shares at $65.12 of Tennant Company5
- Jan 16, 2024Granted 66 shares of Steel Dynamics9
- Oct 16, 2023Granted 69 shares of Steel Dynamics10
- Aug 30, 2023Sold 1,765 shares at $83.24 of Tennant Company11
- Aug 30, 2023Exercised options 1,765 shares at $64.20 of Tennant Company11
- Jul 14, 2023Granted 69 shares of Steel Dynamics12
- Jun 1, 2023Granted 1,796 shares of Steel Dynamics13
- May 25, 2023Shares withheld for tax 194 shares at $40.58 of Sensata Technologies Holding plc14
- May 25, 2023Granted 3,697 shares of Sensata Technologies Holding plc14
- May 3, 2023Granted 1,447 shares of Tennant Company15
- Apr 14, 2023Granted 61 shares of Steel Dynamics16
- Jan 13, 2023Granted 48 shares of Steel Dynamics17
- Nov 11, 2022Sold 2,320 shares at $46.59 of Tennant Company18
- Nov 11, 2022Exercised options 2,320 shares at $65.98 of Tennant Company18
- Oct 14, 2022Granted 64 shares of Steel Dynamics19
- Jul 15, 2022Granted 78 shares of Steel Dynamics20
Trade performance
| Date | Stock | Trade | Value | Return since | Vs S&P since | Vs S&P, 1 year |
|---|---|---|---|---|---|---|
| Feb 27, 2024 | TNC | Sale | $980.9K | −42.4% | +94.7% | +42.3% |
| Aug 30, 2023 | TNC | Sale | $146.9K | −20.7% | +91.8% | +7.0% |
| Nov 11, 2022 | TNC | Sale | $108.1K | −0.3% | +93.9% | −15.0% |
| Nov 5, 2019 | TNC | Sale | $336.0K | −16.2% | +167.6% | +36.6% |
| May 10, 2019 | TNC | Sale | $147.3K | +1.3% | +166.6% | +16.4% |
Returns are price-only (no dividends), measured from the trade date.
Sources
The numbers on this page point here. Each one links to the record it came from.
- 1
- 2SEC EDGARSteel Dynamics, Board member
- 3SEC EDGARTennant Company, Board member
- 4
- 5
- 6
- 7SEC EDGARForm 4 filed Jun 12, 2025
- 8SEC EDGARForm 4 filed Jun 13, 2024
- 9SEC EDGARForm 4 filed Jan 17, 2024
- 10SEC EDGARForm 4 filed Oct 17, 2023
- 11SEC EDGARForm 4 filed Aug 31, 2023
- 12SEC EDGARForm 4 filed Jul 14, 2023
- 13SEC EDGARForm 4 filed Jun 2, 2023
- 14SEC EDGARForm 4 filed May 30, 2023
- 15SEC EDGARForm 4 filed May 5, 2023
- 16SEC EDGARForm 4 filed Apr 18, 2023
- 17SEC EDGARForm 4 filed Jan 17, 2023
- 18SEC EDGARForm 4 filed Nov 15, 2022
- 19SEC EDGARForm 4 filed Oct 17, 2022
- 20SEC EDGARForm 4 filed Jul 15, 2022