Eric D. Shaff, CEO and President at Seres Therapeutics, Inc. (MCRB), sold 8,552 shares at $1.35 ($12K) on 2023-10-30, disclosed to the SEC on 2023-10-31.
Scheduled sale ($12k) by CEO and President under a pre-arranged 10b5-1 plan. Pre-set trade — not a discretionary signal on the stock.
Negative factors outweigh the positive ones.
| Filing → |
| MCRB | SELL | 2026-02-18 | $2K | — | Filing → |
| MCRB | SELL | 2025-11-18 | $4K | — | Filing → |
| MCRB | SELL | 2025-08-19 | $4K | — | Filing → |