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Ionis Pharmaceuticals, Inc. (IONS) short interest & options flow

NASDAQ

Ionis Pharmaceuticals has drawn simultaneous bullish signals from three separate directions in the week before its October 28 earnings print. BMO Capital upgraded the stock this morning. Options positioning sits nearly two standard deviations below its 20-day mean on put-call ratio. Retail attention has spiked to levels rarely seen in the past 90 days.

Latest pulse22 Oct 2026

IONS BMO Capital upgrades to Outperform, raises PT to $66 from $54, implying 49% upside from $44.27 close. Consensus target now $82.91.

$39.42+1.60% 1d-9.42% 1w-10.41% 1mClose: 6 Nov 2026
Short interest % of float
High
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Cost to borrow
Low
Live CTB on ORTEX →
Availability
Dropping
Live availability on ORTEX →
Market cap
$6.55B
Next earnings
9 Nov 2026
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Key data as of 8 Nov 2026

ORTEX chart of Ionis Pharmaceuticals, Inc. (IONS) share price and short interest (% of free float), six months to November 6, 2026

Latest signals on IONS

  • Analyst

    IONS BMO Capital upgrades to Outperform, raises PT to $66 from $54, implying 49% upside from $44.27 close. Consensus target now $82.91.

    2 Analyst updates in 30 days

  • Alt Data

    IONS retail attention hits 5.4 standard deviations above its own 90-day history, per Wikipedia views and ORTEX stock page data, signaling outsized interest as of October 19.

IONS news and analysis

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Trader NoteIONS

IONS Shorts Jump 21% as Analysts Slash Targets

Ionis Pharmaceuticals heads into this week's earnings report with short interest at an 11-month high and the analyst community in near-uniform target-cutting mode — a combination that frames today's results as a…

1 min read

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