Steven Isaac Hirschfeld, Vice Chairman at Medidata Solutions, Inc. (MDSO), sold 10,000 shares at $50.83 ($508K) on 2017-01-25, disclosed to the SEC on 2017-01-27.
Seasonal sale ($508k) by Vice Chairman — this insider has traded MDSO in January in at least three consecutive prior years. Pattern-driven, low signal.
Negative factors outweigh the positive ones.
| Filing → |
| MDSO | SELL | 2016-11-17 | $9K | — | Filing → |
| MDSO | SELL | 2016-10-27 | $485K | — | Filing → |
| MDSO | SELL | 2016-09-30 | $562K | — | Filing → |