Updated: Jun 16, 2026

Lewis T Williams

PTGXProtagonist Therapeutics, IncSEC CIK: 0001475714
Estimated Net Worth
$20.1 Million
Last Updated: Jun 16, 2026 09:34 PM EST

Transaction Summary

Total Transactions74
Buy-Sell Ratio1.43
Buy Transactions40
Sell Transactions28

Transaction Volume

Total Volume$20.73M
Net Volume-$19.44M
Buy Volume$643.9K
Sell Volume$20.08M

Trade Analysis

AVG Trade Size$280.1K
Largest Trade$2.05M
Most Active MonthFeb
Most Active Year2016

Trading Sentiment

OverallBearish
Recent TradeSelling
Last 90 Days0 Trades
ConvictionNone

Net Worth & Trading Activity Over Time

Loading chart

Monthly Trading Pattern

Loading chart

Past Insider Trading and Trends

Lewis T Williams has an estimated net worth of $20.1 Million. This is based on reported shares across multiple companies, which include Arcellx, Inc., Protagonist Therapeutics, Inc, Neoleukin Therapeutics, Inc., BECKMAN COULTER INC, and FIVE PRIME THERAPEUTICS, INC..



2016 was Lewis T Williams's most active year for acquiring shares with 19 total transactions. Lewis T Williams's most active month to acquire stocks was the month of January. 2016 was Lewis T Williams's most active year for disposing of shares, totalling 40 transactions. Lewis T Williams's most active month to dispose stocks was the month of January. 2018 saw Lewis T Williams paying a total of $415,949.52 for 138,217 shares, this is the most they've acquired in one year. In 2016 Lewis T Williams cashed out on 693,154 shares for a total of $13,273,210.83, their largest year based on trade value.

Holdings & Transactions

Loading…
Loading…
Loading…
Loading…
Loading…