Open Insider Trading Activity for Cmc Materials, Inc. VP, Marketing & Communications Mumford Colleen Elizabeth
31-day price and insider activity (up to 2 years)
Daily candles with triangles for the buy and sale transactions shown below. Scroll left or zoom out to load earlier candles (up to 2 years).
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| Ticker | Filing Date | Transaction Date | Company | Insider | Title | Transaction | Trade Count | Shares | Avg. Price | Total Value | Position Size Change | SEC Filing |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Tax liability coverage transfers: shares are often sold to offset the tax liability from shares vesting CCMP | 2021-12-20 | 2021-12-20 | Cmc Materials, Inc. | Mumford Colleen Elizabeth | VP, Marketing & Communications | Sell | 7 | 6,942 | $184.63 | $1,281,701.46 | 26.09% | View Filing |