IONS — IONIS PHARMACEUTICALS INC

Nasdaq · Health Care · Pharmaceuticals · CIK 874015 ·
Last close
$51.77
Market Cap
$8.60B
52W High
$86.74
52W Low
$50.01
ADV30
3,913,380
Next earnings
2026-07-29
Ionis Pharmaceuticals, Inc., a commercial-stage biotechnology company, provides RNA-targeted medicines in the United States. The company offers TRYNGOLZA reduces triglyceride levels in adults with familial chylomicronemia syndrome (FCS) and acute pancreatitis; DAWNZERA for prophylaxis to prevent attacks of hereditary angioedema in adults; WAINUA for the treatment of the polyneuropathy of hereditary transthyretin-medicated amyloidosis (ATTRv-PN) in adults; and SPINRAZA for pediatric and adult patients with spinal muscular atrophy (SMA). It also provides QALSODY for the treatment of Amyotrophic Lateral Sclerosis (ALS); TEGSEDI for the treatment of ATTRv-PN in adults; and WAYLIVRA for treatment for FCS and familial partial lipodystrophy. It also develops products under Phase 3 clinical trials, such as Olezarsen for patients with hypertriglyceridemia (SHTG) and cardiovascular disease (CVD); and Zilganerse, a potential treatment for people with genetically confirmed Alexander disease, as well as ION582 which is in Phase 3 clinical trial for the potential treatment of AS, a rare genetic neurological disease. In addition, the company develops Eplontersen to degrade mutant and wild-type TTR mRNA through binding to the TTR mRNA; Pelacarsen to inhibit the production of apolipoprotein(a) in the liver to offer a direct approach for reducing lipoprotein(a); Bepirovirsen to inhibit the production of viral proteins associated with hepatitis B virus; Sefaxersen to reduce the production of complement factor B and lower activation of the alternative complement pathway; and Ulefnersen to reduce the production of the fused in sarcoma, as well as other mid-stage pipeline investigational medicines. It has a strategic collaboration with Biogen for the treatment of neurological disorders; and collaboration and license agreement with GSK, AstraZeneca, Novartis, and Roche, as well as with Metagenomi. The company was incorporated in 1989 and is headquartered in Carlsbad, California.

Quarterly Fundamentals

Revenues vs Net Income (last 4 Q)

Assets vs Liabilities (last 4 Q)

PeriodRevenuesGrossProfit OpIncomeNetIncomeAssets CashLiabilities
Jun 2026
Mar 2026 246,091,000 243,091,000 -117,482,000 -92,528,000 3,449,969,000 173,381,000 2,958,555,000
Dec 2025 203,330,000 195,373,000 -214,473,000 -229,394,000 3,523,836,000 372,260,000 3,034,747,000
Sep 2025 156,719,000 154,381,000 -160,173,000 -128,606,000 3,033,091,000 338,341,000 2,415,124,000

Cashflow TTM (yfinance, fills SEC gap)

Operating CF
$-910,627,000
Investing CF
$88,585,000
Financing CF
$730,899,000
CapEx
$-67,105,000
Dividends Paid
Buybacks
EPS Diluted TTM
$-2.07
As of
2026-05-10

Balance + Analyst (yfinance extras)

Retained Earnings
$-2,723,723,000
Inventory
$5,557,000
Receivables
$73,684,000
ST Investments
$1,745,732,000
EBIT TTM
$-241,891,000
Pretax Income TTM
$-325,088,000
Interest Exp TTM
$83,197,000
Analysts
23

Yahoo Snapshot (yfinance, live)

Total Revenue
$874,092,992
EBITDA
$-579,484,992
Free Cash Flow
$-346,764,640
Enterprise Value
$8,940,967,936
Total Cash
$2,102,353,024
Total Debt
$2,189,019,904
Shares Out
166,184,322
Trailing EPS
$-3.43
Book Value
$2.67
ROE
-105.5%
ROA
-12.4%
Div Yield

Annual Trend (SEC EDGAR, last 4y)

Revenues vs Net Income (last 4y)

FY endRevenuesOpIncome NetIncomeAssetsLiabilities EquityOCF
Dec 2025 943,711,000 -381,717,000 -381,387,000 3,523,836,000 3,034,747,000 -268,583,000
Dec 2024 705,138,000 -475,107,000 -453,897,000 3,003,675,000 2,415,324,000 -500,947,000
Dec 2023 787,647,000 -353,730,000 -366,286,000 2,990,072,000 2,603,386,000 -307,513,000
Dec 2022 587,367,000 -410,191,000 -269,722,000 2,533,876,000 1,960,989,000 -274,370,000

TTM Snapshot

Revenues TTM
$570,881,000
NetIncome TTM
$-417,348,000
OpCashFlow TTM
$0
Assets (Latest)
$3,003,675,000
Forward EPS
$-1.29

Peers — same industry

TickerNameMarket CapLastDaily %
PRAX Praxis Precision Medicines, Inc. $8.58B $307.83
SYRE Spyre Therapeutics, Inc. $8.54B $98.33
PTGX Protagonist Therapeutics, Inc $8.79B $136.64
CRNX Crinetics Pharmaceuticals, Inc. $8.84B $83.52
ALKS Alkermes plc. $8.22B $48.99

News headlines (Yahoo Finance, 1h cache)

Is The Recent Pullback In Alnylam Stock An Opportunity Or A Trap?
2026-07-31 19:29 · Yahoo
IONS Beats Q2 Earnings & Sales Estimates, Reiterates '26 Outlook
2026-07-30 17:46 · Yahoo
Ionis Pharmaceuticals Inc (IONS) Q2 2026 Earnings Call Highlights: Robust Revenue Growth and ...
2026-07-29 21:02 · Yahoo
Why Biogen Stock Is Resisting a Market Downturn After Earnings
2026-07-29 16:21 · Yahoo
Ionis Pharmaceuticals Q2 Earnings Call Highlights
2026-07-29 16:04 · Yahoo
Compared to Estimates, Ionis Pharmaceuticals (IONS) Q2 Earnings: A Look at Key Metrics
2026-07-29 13:30 · Yahoo
Ionis Pharmaceuticals (IONS) Reports Q2 Loss, Tops Revenue Estimates
2026-07-29 12:25 · Yahoo
Ionis announces Dr. Frank Bennett, chief scientific officer, to retire
2026-07-29 11:05 · Yahoo
Ionis reports second quarter 2026 financial results and highlights progress on key programs
2026-07-29 11:00 · Yahoo
How Eplontersen’s Phase 3 Setback And Scrutiny At Ionis Pharmaceuticals (IONS) Has Changed Its Investment Story
2026-07-24 03:16 · Yahoo

Recent Insider Activity

No insider activity indexed for this ticker.