Donald M. Carlton, Director at NATIONAL INSTRUMENTS CORP /DE/ (NATI), sold 7,500 shares at $44.00 ($330K) on 2011-01-27, disclosed to the SEC on 2011-01-31.
Open-market sale of $330k NATI 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 → |
| NATI | SELL | 2010-08-09 | $240K | — | Filing → |
| NATI | SELL | 2010-04-30 | $349K | — | Filing → |
| TIN | SELL | 2009-08-10 | $81K | — | Filing → |