Michael R Hayden, a director at $IONS, bought 5,000 shares of the company on 07-31-2026 for an estimated $258,000. This trade was reported by Quiver Quantitative using data from a recent SEC filing. This increased their holdings of this class of stock by approximately 26.3%. Following this trade, they now own 24,000 shares of this class of $IONS stock.
$IONS Insider Trading Activity
$IONS insiders have traded $IONS stock on the open market 72 times in the past 6 months. Of those trades, 2 have been purchases and 70 have been sales.
Here’s a breakdown of recent trading of $IONS stock by insiders over the last 6 months:
- ELIZABETH L HOUGEN (EVP, Finance & CFO) has made 0 purchases and 4 sales selling 232,208 shares for an estimated $16,895,377.
- C FRANK BENNETT (EVP, Chief Scientific Officer) has made 0 purchases and 9 sales selling 196,599 shares for an estimated $16,030,648.
- BRETT P MONIA (Chief Executive Officer) has made 0 purchases and 7 sales selling 182,573 shares for an estimated $14,915,335.
- JOSEPH LOSCALZO has made 0 purchases and 4 sales selling 78,321 shares for an estimated $5,884,059.
- ALLENE M. DIAZ has made 0 purchases and 4 sales selling 64,989 shares for an estimated $5,218,065.
- JOSEPH III KLEIN has made 0 purchases and 9 sales selling 65,282 shares for an estimated $5,036,137.
- HOLLY B. KORDASIEWICZ (EVP, Chief Development Officer) has made 0 purchases and 3 sales selling 61,208 shares for an estimated $4,496,944.
- EUGENE SCHNEIDER (EVP, Chf Clinical Develop Ofcr) has made 0 purchases and 3 sales selling 37,991 shares for an estimated $3,035,311.
- ERIC SWAYZE (EVP Research) has made 0 purchases and 4 sales selling 32,423 shares for an estimated $2,630,851.
- SHANNON L. DEVERS (EVP, Chief Human Resources Ofc) has made 0 purchases and 4 sales selling 26,299 shares for an estimated $2,055,046.
- JOSEPH BAROLDI (EVP, Chief Business Officer) has made 0 purchases and 9 sales selling 24,835 shares for an estimated $1,957,728.
- SPENCER R BERTHELSEN has made 0 purchases and 2 sales selling 16,000 shares for an estimated $1,193,280.
- MICHAEL R HAYDEN has made 2 purchases buying 20,000 shares for an estimated $1,058,700 and 0 sales.
- B LYNNE PARSHALL has made 0 purchases and 3 sales selling 10,000 shares for an estimated $794,955.
- PATRICK R. O'NEIL (EVP CLO & General Counsel) has made 0 purchases and 2 sales selling 9,248 shares for an estimated $761,673.
- BRIAN BIRCHLER (EVP, Corp and Development Ops) has made 0 purchases and 2 sales selling 7,152 shares for an estimated $586,063.
- KYLE JENNE (EVP, Chf GL Pdt Str Ofcr) sold 4,902 shares for an estimated $368,488
To track insider transactions, check out Quiver Quantitative's insider trading dashboard. You can access data on insider stock transactions through the Quiver Quantitative API insider transaction endpoint.
$IONS Hedge Fund Activity
We have seen 229 institutional investors add shares of $IONS stock to their portfolio, and 204 decrease their positions in their most recent quarter.
Here are some of the largest recent moves:
- CAPITAL WORLD INVESTORS added 3,225,070 shares (+18.0%) to their portfolio in Q1 2026, for an estimated $242,170,506
- TWO SIGMA INVESTMENTS, LP added 3,198,983 shares (+120.3%) to their portfolio in Q1 2026, for an estimated $240,211,633
- BELLEVUE GROUP AG removed 2,983,534 shares (-62.1%) from their portfolio in Q1 2026, for an estimated $224,033,568
- ROYAL BANK OF CANADA added 2,683,018 shares (+239.8%) to their portfolio in Q1 2026, for an estimated $201,467,821
- ADAGE CAPITAL PARTNERS GP, L.L.C. removed 1,265,000 shares (-96.2%) from their portfolio in Q1 2026, for an estimated $94,988,850
- CITADEL ADVISORS LLC removed 1,192,102 shares (-55.8%) from their portfolio in Q1 2026, for an estimated $89,514,939
- MILLENNIUM MANAGEMENT LLC added 958,244 shares (+1027.5%) to their portfolio in Q1 2026, for an estimated $71,954,541
To track hedge funds' stock portfolios, check out Quiver Quantitative's institutional holdings dashboard. You can access data on hedge funds moves and 13F filings through the Quiver Quantitative API 13F endpoint.
$IONS Revenue
$IONS had revenues of $268M in Q2 2026. This is a decrease of -40.71% from the same period in the prior year.
You can track IONS financials on Quiver Quantitative's IONS stock page.
You can access data on IONS stock through the Quiver Quantitative API.
$IONS Analyst Ratings
Wall Street analysts have issued reports on $IONS in the last several months. We have seen 1 firms issue buy ratings on the stock, and 0 firms issue sell ratings.
Here are some recent analyst ratings:
- Barclays issued a "Overweight" rating on 04/30/2026
To track analyst ratings and price targets for $IONS, check out Quiver Quantitative's $IONS forecast page.
$IONS Price Targets
Multiple analysts have issued price targets for $IONS recently. We have seen 14 analysts offer price targets for $IONS in the last 6 months, with a median target of $109.0.
Here are some recent targets:
- Joseph Stringer from Needham set a target price of $86.0 on 07/09/2026
- Akash Tewari from Jefferies set a target price of $90.0 on 07/09/2026
- Mitchell S. Kapoor from HC Wainwright & Co. set a target price of $130.0 on 06/25/2026
- Mani Foroohar from Leerink Partners set a target price of $129.0 on 06/25/2026
- Salveen Richter from Goldman Sachs set a target price of $75.0 on 06/25/2026
- Yaron Werber from TD Cowen set a target price of $108.0 on 06/15/2026
- Eric Joseph from Citigroup set a target price of $115.0 on 05/19/2026
This article is not financial advice. See Quiver Quantitative's disclaimers for more information.
