Ridder Wolfram
Insider transactions at 1 company
This page shows all SEC Form 4 filings attributed to Ridder Wolfram. Form 4 disclosures are required whenever a corporate insider — director, officer, or 10%+ shareholder — buys, sells, or receives company stock. Each row represents a separate reported transaction. All data is sourced directly from the SEC EDGAR public database.
| Company | Title | Type | Shares | Price | Value | Date |
|---|---|---|---|---|---|---|
| MERC | VP of Business Development | Option Exercise | 9,279 | — | — | Feb 15, 2024 |
| MERC | VP Business Development | Tax Withholding | 3,942 | $11.52 | $45,412 | Feb 15, 2023 |
| MERC | VP Business Development | Option Exercise | 3,707 | — | — | Feb 16, 2022 |
| MERC | Sale | 10,000 | $15.02 | $150,200 | Mar 17, 2021 | |
| MERC | VP Business Development | Tax Withholding | 2,912 | $13.65 | $39,749 | Feb 16, 2021 |
| MERC | VP Business Development | Purchase | 10,000 | $7.52 | $75,200 | Mar 13, 2020 |
| MERC | VP, Business Development | Option Exercise | 10,834 | — | — | Feb 13, 2020 |
| MERC | VP Business Development | Tax Withholding | 13,842 | $15.03 | $208,045 | Feb 14, 2019 |
| MERC | VP Business Development | Option Exercise | 9,304 | — | — | Feb 20, 2018 |
| MERC | VP Business Development | Tax Withholding | 8,523 | $12.33 | $105,089 | Feb 23, 2017 |
| MERC | VP Business Development | Option Exercise | 12,185 | — | — | Jan 5, 2016 |
| MERC | VP Business Development | Tax Withholding | 5,849 | $12.55 | $73,405 | Feb 2, 2015 |
| MERC | VP Business Development | Award / Grant | 24,369 | — | — | May 5, 2014 |
| MERC | VP of Business Development | Sale | 500 | $9.87 | $4,935 | Dec 19, 2013 |
| MERC | VP of Business Development | Sale | 1,000 | $9.68 | $9,680 | Dec 16, 2013 |
| MERC | VP of Business Development | Sale | 1 | $9.66 | $10 | Dec 12, 2013 |
| MERC | VP of Business Development | Sale | 2,500 | $14.10 | $35,250 | Mar 2, 2011 |
| MERC | VP of Business Development | Purchase | 20,000 | $0.36 | $7,200 | Mar 5, 2009 |
| MERC | Vice President | Sale | 2,000 | $10.93 | $21,860 | Nov 24, 2006 |