Karen R. Osar serves as Executive at Chemtura CORP, where they oversee executive responsibilities. Since joining the company, Karen R. Osar has executed 66 insider transactions totaling $3.0M, demonstrating a bearish approach to their equity position. Their most recent transaction on Apr 26, 2023 involved receiving (via award) 2,888 shares valued at $0.
Karen R. Osar currently holds 27,062 shares of Chemtura CORP (CEM), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Karen R. Osar has been a net seller of CEM stock. They have purchased $47.3K and sold $2.9M worth of shares.
Karen R. Osar's most recent insider trade was on Apr 26, 2023, when they sold 2,888 shares at $0.00 per share.
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| $N/A |
| Discretionary |
| Apr 23, 2021 | WBS | $0 | Award | 1,421 | $N/A | Discretionary |
| Feb 23, 2021 | WBS | $273.7K | Sale | 5,000 | $54.74 | Discretionary |
| Apr 23, 2020 | WBS | $0 | Award | 3,225 | $N/A | Discretionary |
| Feb 7, 2020 | IPHS | $0 | Disposition | 25,805 | $N/A | Discretionary |
| May 16, 2019 | IPHS | $0 | Award | 3,126 | $N/A | Discretionary |
| Apr 25, 2019 | WBS | $0 | Award | 1,191 | $N/A | Discretionary |
| Feb 8, 2019 | WBS | $221.2K | Sale | 4,000 | $55.29 | Discretionary |
| Jun 6, 2018 | IPHS | $0 | Award | 1,956 | $N/A | Discretionary |
| Apr 26, 2018 | WBS | $0 | Award | 1,103 | $N/A | Discretionary |
| Oct 31, 2017 | WBS | $706.9K | Sale | 12,923 | $54.70 | Discretionary |
| Oct 31, 2017 | WBS | $66.4K | Option Exercise | 12,923 | $5.14 | Discretionary |
| May 19, 2017 | IPHS | $0 | Award | 1,988 | $N/A | Discretionary |
| Apr 27, 2017 | WBS | $0 | Award | 1,281 | $N/A | Discretionary |
| Mar 13, 2017 | IPHS | $31.8K | Option Exercise | 1,728 | $18.38 | Discretionary |
| Jan 30, 2017 | WBS | $261.6K | Sale | 4,971 | $52.62 | Discretionary |
| Jan 30, 2017 | WBS | $289.6K | Option Exercise | 11,516 | $25.15 | Discretionary |
| Jan 30, 2017 | WBS | $605.3K | Sale | 11,516 | $52.56 | Discretionary |
| Jan 30, 2017 | WBS | $226.4K | Option Exercise | 4,971 | $45.55 | Discretionary |
| Nov 1, 2016 | WBS | $503.3K | Sale | 12,500 | $40.26 | Discretionary |
| Nov 1, 2016 | WBS | $64.3K | Option Exercise | 12,500 | $5.14 | Discretionary |
| May 20, 2016 | IPHS | $0 | Award | 2,351 | $N/A | Discretionary |
| Apr 28, 2016 | WBS | $0 | Award | 1,710 | $N/A | Discretionary |
| Jun 1, 2015 | IPHS | $85.0K | Award | 1,632 | $52.11 | Discretionary |
| Apr 23, 2015 | WBS | $0 | Award | 1,666 | $N/A | Discretionary |
| May 30, 2014 | IPHS | $60.0K | Award | 1,143 | $52.50 | Discretionary |
| Apr 24, 2014 | WBS | $0 | Award | 1,956 | $N/A | Discretionary |
| May 20, 2013 | IPHS | $60.0K | Award | 1,136 | $52.85 | Discretionary |
| Apr 25, 2013 | WBS | $0 | Award | 2,631 | $N/A | Discretionary |