Insider · CIK 0001209992
Marlene A Krumholz
Files at: CET. On EDGAR ↗
Reported trades — common stock
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Dec 12, 2018 AForm 4 → | Dec 14, 9:34 am EST | CENTRAL SECURITIES CORPCET | 1,000 | $25.96 | $25,960 | 11,432 | — | plan? |
| Dec 13, 2017 AForm 4 → | Dec 15, 10:18 am EST | CENTRAL SECURITIES CORPCET | 1,000 | $26.92 | $26,918 | 10,160 | — | plan? |
| Dec 14, 2016 AForm 4 → | Dec 16, 10:29 am EST | CENTRAL SECURITIES CORPCET | 1,000 | $21.76 | $21,760 | 8,874 | — | plan? |
| Dec 16, 2015 AForm 4 → | Dec 18, 10:55 am EST | CENTRAL SECURITIES CORPCET | 1,000 | $19.19 | $19,190 | 7,304 | — | plan? |
Reported trades — derivatives (options, RSUs, warrants)
No reported derivative activity in this period.