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Equity · Healthcare

IONS

NASDAQ

Ionis Pharmaceuticals (IONS)

$42.92 −2.45% vs prior close Finazon · prior-day close, indicative (IEX-derived, not the official close) · Oct 23, 2026

Reddit mentioned IONS 2 times in the 30 days to 24 October 2026, in 1 of the communities we track. All of them were scored for sentiment: 100% read bullish, 0% bearish and 0% neither. Reddit data updated 24 October 2026.

Price · Chart
63 sessions
$70 $40 27 Jul 23 Oct

The line runs $55.95 on 27 July through $42.92 on 23 October, on a scale from $40 to $70. Days the market did not trade hold the previous close, flat.

Track this symbol on TradingView TradingView chart · our licensed closes: 63 sessions, 27 Jul – 23 Oct 2026
Market cap $7.1B
52-week range $42.36 – $86.52
Avg volume 199.2K
Mentions · 30d 2

as of Oct 23, 2026

Ionis Pharmaceuticals (IONS) · crowd attention × price

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Post on X Share on Reddit Share on LinkedIn
2 mentions

Day16 Oct 2026

MENTIONS10–2 / day
PRICE$43$42–$48
IONS over the last 30 days, plotting daily Reddit mentions as bars, left-hand scale; the daily closing price as a line on its own right-hand scale, solid across consecutive trading days, held flat and diagonally hatched over days the market was closed.per day012usd$42$44$46$4825 Sep2 Oct10 Oct17 Oct24 Oct
IONS over the last 30 days, plotting daily Reddit mentions as bars, left-hand scale; the daily closing price as a line on its own right-hand scale, solid across consecutive trading days, held flat and diagonally hatched over days the market was closed.25 Sep10 Oct24 Oct
The Distributed Sentinel 24 Oct 2026

IONS's busiest day for Reddit mentions sat one session from its lowest close of the window — 1 mentions on 12 October, $42.36 on 13 October

This chart in words

The chart plots daily Reddit mentions of IONS over the 30 days to 24 October 2026: 2 in total, busiest on 12 October with 1, and 1 on the last day counted. Across this window the close ran between $42.36 on 13 October and $46 on 29 September. The line is the daily close over the same window: $44 on 25 September, $42.92 on 23 October. Of those days, 21 were trading sessions and the other 9 are hatched on the chart. On 9 of them no session took place, and the last close before it is carried forward rather than plotted.

Ionis Pharmaceuticals (IONS) on Reddit · 30d

n = 2 scored · Method

In the 30 days to 25 Oct 2026, Ionis Pharmaceuticals drew 2 Reddit mentions in the finance subreddits we track, 2 of them scored for sentiment.

2 mentions of IONS were scored for sentiment in these 30 days, so each one carries 1/2 of any share. A split that coarse states the sample size and not the crowd — so none is drawn. The chart on this page applies the same 5-mention floor to every day it plots.

Where IONS is discussed

(30d)
r/wallstreetbets 100% 2 +0.09

Ionis Pharmaceuticals (IONS) insider trades

SEC Form 4 · last 90 days · newest reported trade 16 Oct 2026

In the 90 days to 25 Oct 2026, Ionis Pharmaceuticals insiders reported 2 open-market sales and 2 purchases (SEC Form 4).

Open-market buys 2
Open-market sells 2
Net bought $997K
Non-trade filings 6
Date Insider Type Shares Value
16 Oct 2026 Devers Shannon L. EVP, Chief Human Resources Ofc Sell 1,357 $59K
16 Oct 2026 Swayze Eric EVP Research Sell 53 $2K
31 Jul 2026 Hayden Michael R Director Buy 5,000 $258K
30 Jul 2026 Hayden Michael R Director Buy 15,000 $801K

Compensation mechanics Share grants, option exercises, tax withholding and transfers. They reach the same Form 4 as a trade, but they are not the insider buying or selling on the open market, so no purchase or sale value applies to them.

Date Insider Type Shares Value
15 Oct 2026 Devers Shannon L. EVP, Chief Human Resources Ofc Option exercise 2,820
15 Oct 2026 Swayze Eric EVP Research Option exercise 125
31 Aug 2026 BENNETT C FRANK EVP, Chief Scientific Officer Other 110 $6K
31 Aug 2026 O'NEIL PATRICK R. EVP CLO & General Counsel Other 63 $3K
31 Aug 2026 Monia Brett P Chief Executive Officer Other 98 $5K
31 Aug 2026 Birchler Brian EVP, Corp and Development Ops Other 58 $3K

Ionis Pharmaceuticals (IONS) reported financials

SEC EDGAR XBRL SEC EDGAR

Ionis Pharmaceuticals reported revenue of $943.7M for the fiscal year ended 31 Dec 2025. Net income over the same period was −$381.4M.

Figure Reported Period
Revenue $943.7M 31 Dec 2025 fiscal year
Net income −$381.4M 31 Dec 2025 fiscal year
Diluted EPS −$2.38 31 Dec 2025 fiscal year
Total assets $3.0B 30 Jun 2026 at period end
Total equity $439.7M 30 Jun 2026 at period end

Ionis Pharmaceuticals (IONS) earnings

SEC EDGAR

Ionis Pharmaceuticals last reported earnings on 30 Jun 2026 for Q2 2026, with EPS of −$0.69; no next date is announced in SEC filings yet.

Date Period EPS Revenue
30 Jun 2026 Q2 2026 −$0.69 —
31 Mar 2026 Q1 2026 −$0.56 —
31 Dec 2025 Q2 2025 $0.70 —
30 Sep 2025 Q3 2025 −$0.80 —
30 Jun 2025 Q2 2025 $0.70 —
31 Mar 2025 Q1 2025 −$0.93 —
31 Dec 2024 FY 2024 −$0.66 $227M
30 Sep 2024 Q3 2024 −$0.95 —

Next report no date announced in SEC filings yet

Reported figures & scheduled dates · SEC EDGAR filings

Ionis Pharmaceuticals (IONS) institutional holders (13F)

SEC Form 13F SEC EDGAR

11 of the 45 institutional funds we track reported a Ionis Pharmaceuticals position for the quarter ended 30 Jun 2026 — a combined $805.8M; the latest of those filings landed 02 Sep 2026.

Fund Action Shares Value
Two Sigma Investments Held (±25%) +6.7% shares 6,252,342 $495.7M
Baker Bros. Advisors Held (±25%) 2,047,727 $162.4M
Renaissance Technologies Added +83.1% shares 559,414 $44.4M
ARK Investment Management Held (±25%) +4.2% shares 300,770 $23.8M
D. E. Shaw & Co. Trimmed −30.9% shares 297,041 $23.6M
Millennium Management Trimmed −72.5% shares 288,872 $22.9M
Citadel Advisors Trimmed −74.9% shares 236,284 $18.7M
Fisher Asset Management Held (±25%) −3.1% shares 137,184 $10.9M
AQR Capital Management Held (±25%) −23.4% shares 22,059 $1.7M
Man Group Trimmed −48.5% shares 12,361 $980K

Showing the 10 largest of 11 reported positions. The figures above count all of them.

Ionis Pharmaceuticals (IONS) fails-to-deliver

SEC CNS data SEC

On 10 Sep 2026, 5,975 shares of Ionis Pharmaceuticals failed to deliver (about $335K) — the latest of at least 2 consecutive trading days with recorded fails. The run reaches the start of the window we read, so it may have begun earlier.

Settlement date Shares failed Notional % of shares out
10 Sep 2026 5,975 $335K 0.004%
09 Sep 2026 8,518 $483K 0.005%

Congressional trades in Ionis Pharmaceuticals (IONS)

STOCK Act disclosures House disclosures

The most recent congressional trade disclosed in Ionis Pharmaceuticals is a sale by Daniel S. Goldman (house, NY), dated 06 Mar 2023.

Date Member Type Amount
06 Mar 2023 filed 17 Apr 2023 Daniel S. Goldman house · Democrat–NY Sale $1K–$15K

Ionis Pharmaceuticals (IONS): frequently asked questions

From live data

Have Ionis Pharmaceuticals insiders bought or sold shares recently?

In the 90 days to 25 Oct 2026, Ionis Pharmaceuticals insiders reported 2 open-market sales and 2 purchases (SEC Form 4). A further 6 filings were grants, awards, gifts or exercises rather than open-market trades.

How many institutions hold Ionis Pharmaceuticals?

11 of the 45 institutional funds we track reported a Ionis Pharmaceuticals position for the quarter ended 30 Jun 2026, per SEC Form 13F filings.

Has Ionis Pharmaceuticals had fails-to-deliver recently?

Yes. The most recent SEC fails-to-deliver record for Ionis Pharmaceuticals is dated 10 Sep 2026, when 5,975 shares failed to deliver.

When did Ionis Pharmaceuticals last report earnings?

Ionis Pharmaceuticals last reported earnings on 30 Jun 2026 for Q2 2026, with EPS of −$0.69; no next date is announced in SEC filings yet.

What exchange is Ionis Pharmaceuticals listed on?

Ionis Pharmaceuticals trades on NASDAQ under the ticker IONS.

What is Reddit saying about Ionis Pharmaceuticals?

Ionis Pharmaceuticals was mentioned 0 times in the last 7 days across the finance subreddits we track, and 2 times over the trailing 30 days. Of 2 classified mentions, 100% read bullish, 0% bearish and 0% neutral. Crowd sentiment is a social signal, not investment advice.

Answers are generated from the live figures on this page — Reddit crowd data, SEC filings and open company records — and update as the data does.

Sources

  1. Finazonprior-day close, indicative (IEX-derived, not the official close), some closes dollar-rounded at the source
  2. TradingViewthe price chart widget, drawn by TradingView from their own data
  3. RedditReddit ingest across the tracked finance subreddits
  4. SEC EDGARSEC EDGAR XBRL company facts · latest period ended 30 Jun 2026
  5. SEC EDGARSEC EDGAR 13F filings
  6. SECSEC fails-to-deliver (CNS) data
  7. House disclosuresU.S. House of Representatives financial disclosures
  8. SEC EDGARValuation computed from SEC EDGAR filings