Donald K. Grierson, Director at PARAMETRIC TECHNOLOGY CORP (PMTC), sold 10,000 shares at $23.12 ($231K) on 2011-05-10, disclosed to the SEC on 2011-05-11.
Open-market sale of $231k PMTC by Director. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Nothing distinguishes this filing.
| Filing → |
| PTC | SELL | 2019-03-01 | $933K | — | Filing → |
| PTC | SELL | 2018-08-01 | $927K | — | Filing → |
| PTC | SELL | 2018-04-24 | $423K | — | Filing → |