Shaff Eric D. (CIK 0001643734)

Latest company ownership

Shares held
331
Last filed at
Nov 18, 2025
Confidence Score
47.7
2025Q4
Confidence Score History
2016Q1 2025Q4

Recent buy/sell transactions

Exec date Filing date Company Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Nov 15, 2025 Nov 18, 2025 Seres Therapeutics, Inc. Director Sell 50.0 -217 -1.92% $3.8K
Aug 15, 2025 Aug 19, 2025 Seres Therapeutics, Inc. Director Sell 46.3 -217 -2.00% $3.6K
May 15, 2025 May 19, 2025 Seres Therapeutics, Inc. CEO Sell 46.3 -220 -2.13% $1.6K
Feb 15, 2025 Feb 19, 2025 Seres Therapeutics, Inc. CEO Sell 36.3 -12,726 -6.21% $10.3K
Nov 15, 2024 Nov 19, 2024 Seres Therapeutics, Inc. CEO Sell 50.0 -2,505 -1.45% $1.4K
Oct 27, 2024 Oct 29, 2024 Seres Therapeutics, Inc. CEO Sell 37.5 -8,748 -5.03% $6K
Aug 15, 2024 Aug 19, 2024 Seres Therapeutics, Inc. CEO Sell 50.0 -2,518 -1.70% $2.1K
May 15, 2024 May 17, 2024 Seres Therapeutics, Inc. CEO Sell 50.0 -2,435 -1.70% $2.3K
Feb 15, 2024 Feb 16, 2024 Seres Therapeutics, Inc. CEO Sell 32.5 -11,549 -7.86% $12.5K
Oct 27, 2023 Oct 31, 2023 Seres Therapeutics, Inc. CEO Sell 36.3 -8,552 -6.89% $11.5K
Jan 26, 2019 Jan 29, 2019 Seres Therapeutics, Inc. Officer Sell 26.3 -4,378 -25.42% $25.2K
Jan 26, 2018 Jan 30, 2018 Seres Therapeutics, Inc. Officer Sell 26.3 -2,780 -34.75% $30.6K
Jun 30, 2016 Jun 30, 2016 Seres Therapeutics, Inc. CFO Sell 22.5 -4,533 -100.00% $133.9K
Jun 27, 2016 Jun 29, 2016 Seres Therapeutics, Inc. CFO Sell 22.5 -5,001 -100.00% $141.4K
Apr 4, 2016 Apr 6, 2016 Seres Therapeutics, Inc. CFO Sell 22.5 -6,568 -100.00% $189.5K
Mar 31, 2016 Apr 4, 2016 Seres Therapeutics, Inc. CFO Sell 22.5 -7,663 -100.00% $201.6K
Mar 28, 2016 Mar 29, 2016 Seres Therapeutics, Inc. CFO Sell 22.5 -5,473 -100.00% $131.7K