John A. Latham, Chief Scientific Officer at ALDER BIOPHARMACEUTICALS INC (ALDR), sold 24,999 shares at $18.25 ($446K) on 2018-06-01, disclosed to the SEC on 2018-06-05.
Open-market sale of $446k ALDR by Chief Scientific Officer. 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.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $17.76 | 20,200 | $359K | 80.4% |
| 2 | $18.25 | 4,799 | $88K | 19.6% |
| Total | $17.85 avg | 24,999 | $446K | 100% |
| Filing → |
| ALDR | SELL | 2018-08-02 | $489K | — | Filing → |
| ALDR | SELL | 2018-07-03 | $387K | — | Filing → |
| ALDR | SELL | 2016-12-05 | $83K | — | Filing → |