Updated: May 19, 2026

Patrick R. O'Neil

IONSIONIS PHARMACEUTICALS INCSEC CIK: 0001564926
Estimated Net Worth
$20.5 Million9.9%vs Last Year
Last Updated: May 19, 2026 11:40 PM EST

Transaction Summary

Total Transactions116
Buy-Sell Ratio0.40
Buy Transactions33
Sell Transactions82

Transaction Volume

Total Volume$16.26M
Net Volume-$14.34M
Buy Volume$960.69K
Sell Volume$15.3M

Trade Analysis

AVG Trade Size$140.15K
Largest Trade$1.59M
Most Active MonthJan
Most Active Year2025

Trading Sentiment

OverallBearish
Recent TradeSelling
Last 90 Days0 Trades
ConvictionNone

Net Worth & Trading Activity Over Time

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Monthly Trading Pattern

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Past Insider Trading and Trends

Patrick R. O'Neil has an estimated net worth of $20.5 Million. This is based on reported shares in IONIS PHARMACEUTICALS INC.



2014 was Patrick R. O'Neil's most active year for acquiring shares with 35 total transactions. Patrick R. O'Neil's most active month to acquire stocks was the month of December. 2013 was Patrick R. O'Neil's most active year for disposing of shares, totalling 55 transactions. Patrick R. O'Neil's most active month to dispose stocks was the month of December. 2025 saw Patrick R. O'Neil paying a total of $11,239,697.81 for 314,159 shares, this is the most they've acquired in one year. In 2025 Patrick R. O'Neil cashed out on 464,597 shares for a total of $14,332,904.42, their largest year based on trade value.

Holdings & Transactions

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