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Bronstein, Gewirtz & Grossman, LLC Is Investigating Ionis Pharmaceuticals, Inc. (IONS) And Encourages Stockholders to Connect

By ACCESS Newswire

NEW YORK CITY, NY / ACCESS Newswire / November 12, 2026 / Bronstein, Gewirtz & Grossman, LLC is investigating potential claims on behalf of purchasers of Ionis Pharmaceuticals, Inc. ("Ionis" or "the Company") (NASDAQ:IONS). Investors who purchased Ionis securities are encouraged to obtain additional information and assist the investigation by visiting the firm's site: bgandg.com/cases/ionis-pharmaceuticals-inc-ions-investigation.

Ionis Investigation Details

On November 9, 2026, Ionis Pharmaceuticals announced its third-quarter financial results and reduced its full-year 2026 net product sales guidance for TRYNGOLZA from $100 million-$110 million to approximately $50 million. The Company stated that initial sales progress had been more gradual than anticipated. Following this news, Ionis shares fell $8.42 per share, or approximately 21.4%, to close at $31.00 per share on November 9, 2026.

What's Next for Ionis Investors?

If you are aware of any facts relating to this investigation or purchased Ionis securities, you can assist this investigation by visiting the firm's site: bgandg.com/cases/ionis-pharmaceuticals-inc-ions-investigation. You can also contact Peretz Bronstein or his client relations manager, Nathan Miller, of Bronstein, Gewirtz & Grossman, LLC: 917-590-0911

No Cost to Ionis Investors

We, Bronstein, Gewirtz & Grossman, LLC, represent investors in class actions on a contingency fee basis. That means we will ask the court to reimburse us for out-of-pocket expenses and attorneys' fees, usually a percentage of the total recovery, only if we are successful.

Why Bronstein, Gewirtz & Grossman, LLC for Ionis Securities Investigation?

Bronstein, Gewirtz & Grossman, LLC is a nationally recognized firm that represents investors in securities fraud class actions and shareholder derivative suits. Our firm has recovered hundreds of millions of dollars for investors nationwide.

"Our practice centers on restoring investor capital and ensuring corporate accountability, which serves to uphold the essential integrity of the marketplace," said Peretz Bronstein, Founding Partner of Bronstein, Gewirtz & Grossman, LLC.

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Contact Info

Peretz Bronstein, Esq. or Nathan Miller
Bronstein, Gewirtz & Grossman, LLC
917-590-0911 | info@bgandg.com

Attorney advertising.

Prior results do not guarantee similar outcomes.

SOURCE: Bronstein, Gewirtz & Grossman, LLC



View the original press release on ACCESS Newswire

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