Mark James Litton, Chief Business Officer at ALDER BIOPHARMACEUTICALS INC (ALDR), sold 33,040 shares at $12.33 ($407K) on 2017-10-16, disclosed to the SEC on 2017-10-18.
Open-market sale of $407k ALDR by Chief Business 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 | $12.33 | 16,520 | $204K | 50.0% |
| 2 | $12.33 | 16,520 | $204K | 50.0% |
| Total | $12.33 avg | 33,040 | $407K | 100% |
| Filing → |
| ATHA | SELL | 2025-07-02 | $7K | — | Filing → |
| ATHA | SELL | 2025-01-03 | $14K | — | Filing → |
| ATHA | SELL | 2024-09-05 | $3K | — | Filing → |