Frank Wicks, EVP & President, Applied at SIGMA ALDRICH CORP (SIAL), sold 20,000 shares at $77.85 ($1.6M) on 2013-05-01, disclosed to the SEC on 2013-05-03.
Open-market sale of $1.6M SIAL by EVP & President, Applied. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Something here stands out, but not much.
| Filing → |
| SIAL | SELL | 2013-05-30 | $128K | — | Filing → |
| SIAL | SELL | 2012-11-01 | $281K | — | Filing → |
| SIAL | SELL | 2012-02-16 | $1.4M | — | Filing → |