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RADNOSTIX INC

corporate_fare Company Profile

RADNOSTIX INC

INIS·OTC·Industrial Applications And Services·CIK 0001038277

Radnostix Inc. manufactures a wide range of radioisotope-focused products for medical and industrial applications. The company was formed as a Texas corporation in 1995 and changed its name from International Isotopes Inc. to Radnostix, Inc. on December 23, 2025, following board approval on October 21, 2025, and shareholder approval on November 25, 2025. Its wholly-owned subsidiaries include International Isotopes Idaho Inc., International Isotopes Fluorine Products, Inc., International Isotopes Transportation Services, Inc., RadQual, LLC, RadVent, LLC, and TI Services, LLC. The company operates through five reportable segments: Theranostics Products, Cobalt Products, Calibration & Reference Products (formerly Nuclear Medicine Standards), Medical Devices, and Fluorine Products. The Theranostics Products segment focuses on the production and distribution of isotopically pure radiopharmaceuticals, Active Pharmaceutical Ingredients (APIs), and radiochemicals. These products are used in medical, industrial, and research applications and are produced from radioisotopes supplied by vendors. Radnostix Inc. offers these products in customized volumes, concentrations, chemical formulations, packages, and specifications to meet FDA requirements or customer demands. The company states that its FDA-approved generic sodium iodide I-131 drug product is the only generic product of its type manufactured in the U.S.

RADNOSTIX INC (OTC:INIS) is a publicly traded company in the Industrial Applications And Services sector. Wiseek has independently scored 12 items for INIS at importance 7 or higher on its 1–10 market-impact scale. Its most recent item scored 7 or higher is dated 2026-10-01, rated 9/10. Across its 12 most recent items scored 7 or higher, the top rating is 9/10, with 9 rated 8 or above. Recent SEC coverage for INIS spans 8-K, 10-Q, DEF 14A, 10-K/A.

Recent high-impact activity:

  • Radnostix Sells DUF6 Nuclear Fuel Assets to Nano Nuclear for $13.5M
  • Radnostix Q2 Loss Widens to $882K; Revenue Down 27% on Product Recalls
  • Radnostix Acquires Lucerno Dynamics Assets, Expanding Radiopharma Portfolio
  • Strategic Acquisition & Dilutive Related-Party Financing Announced
  • Radnostix Seeks Shareholder Approval for 2026 Incentive Plan with 12M Shares Amidst Going Concern Warning

Financial Snapshot

Fiscal year ended December 31, 2025
Revenue
$13.07M
Net Income
-$908K
Diluted EPS
$0.00
Op. Cash Flow
$620.16K
Free Cash Flow
$86.01K
Gross Profit
$7.7M
Operating Income
-$956.19K
Cash & Equivalents
$1.7M
Total Debt
$162.72K
Debt / Equity
0.04×
Net Margin
-6.9%
Shares Outstanding
528.21M sh
Source: 10-K · filed 2026-04-30 · accession 0001437749-26-014140

Short Interest & Short Volume

1.00 days to cover

FINRA reported short interest of 10,709 shares in INIS as of the September 15, 2026 settlement, a 51.9% decrease from the prior period — about 1.0 days to cover at its recent average daily volume. On October 2, 2026, 31.4% of INIS volume reported to FINRA trade-reporting facilities was marked short.

Short interest (bi-monthly positions)10,709 shares as of September 15, 2026
Change vs prior period▼ 51.9%
Days to cover1.00 at avg daily volume of 42,605
Daily short volume (FINRA facilities)31.4% of 34,944 shares on October 2, 2026
3-day average short volume42.0%

Daily short sale volume covers trades reported to FINRA trade-reporting facilities and is not the same as short interest (bi-monthly reported positions). Source: FINRA — FINRA is the owner and source of this short interest and short sale volume data; it may not be redistributed.

Dilution Risk

Low risk

Filing-implied dilution signals for INIS, detected from its recent SEC filings · based on capital-structure filings through 2026-07-01.

Strategic Asset Acquisition · New Related-Party Convertible Note Issued

⚠ A more recent filing has been published for this ticker since this signal was computed; it may not yet be reflected — see the filings below.

A filing-implied signal, not a realized share count. How Wiseek tracks dilution →

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$0.063 -0.00% today
52-week range · as of 2026-10-01 $0.0453 – $0.11
Market cap
$33.34M
Volume
34.9K (1.0× avg)
3-mo avg 35.5K
Live data · 2026-10-04 05:50 UTC · Market closed

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feed INIS - Latest Insights

INIS
Oct 01, 2026, 8:00 AM EDT
Filing Type: 8-K
Importance Score:
9
Price at Filing: $0.055
Real-time Price: $0.063 info
Change: +$0.0080 (+15%) info
Market Cap: $33.337M info
INIS
Aug 12, 2026, 5:16 PM EDT
Filing Type: 10-Q
Importance Score:
8
Price at Filing: $0.0646
Real-time Price: $0.063 info
Change: -$0.0016 (-2%) info
Market Cap: $33.337M info
INIS
Jul 02, 2026, 10:48 AM EDT
Source: Dow Jones Newswires
Importance Score:
8
Price at Filing: $0.070
Real-time Price: $0.063 info
Change: -$0.0070 (-10%) info
Market Cap: $33.337M info
INIS
Jul 01, 2026, 4:08 PM EDT
Filing Type: 8-K
Importance Score:
9
Price at Filing: $0.0714
Real-time Price: $0.063 info
Change: -$0.0084 (-12%) info
Market Cap: $33.337M info
INIS
Jun 04, 2026, 12:38 PM EDT
Filing Type: DEF 14A
Importance Score:
7
Price at Filing: $0.0789
Real-time Price: $0.063 info
Change: -$0.0159 (-20%) info
Market Cap: $33.337M info
INIS
May 20, 2026, 3:36 PM EDT
Filing Type: 8-K
Importance Score:
8
Price at Filing: $0.083
Real-time Price: $0.063 info
Change: -$0.020 (-24%) info
Market Cap: $33.337M info
INIS
May 20, 2026, 2:36 PM EDT
Filing Type: 10-Q
Importance Score:
8
Price at Filing: $0.080
Real-time Price: $0.063 info
Change: -$0.017 (-21%) info
Market Cap: $33.337M info
INIS
Apr 30, 2026, 2:53 PM EDT
Filing Type: 10-K/A
Importance Score:
7
Price at Filing: $0.0701
Real-time Price: $0.063 info
Change: -$0.0071 (-10%) info
Market Cap: $33.337M info
INIS
Mar 31, 2026, 4:45 PM EDT
Source: Wiseek News
Importance Score:
8
Price at Filing: $0.0824
Real-time Price: $0.063 info
Change: -$0.0194 (-24%) info
Market Cap: $33.337M info
INIS
Mar 31, 2026, 4:40 PM EDT
Filing Type: 10-K
Importance Score:
9
Price at Filing: $0.0824
Real-time Price: $0.063 info
Change: -$0.0194 (-24%) info
Market Cap: $33.337M info
INIS
Mar 16, 2026, 9:00 AM EDT
Filing Type: 8-K
Importance Score:
8
Price at Filing: $0.085
Real-time Price: $0.063 info
Change: -$0.022 (-26%) info
Market Cap: $33.337M info
INIS
Jan 02, 2026, 8:33 AM EST
Filing Type: 8-K
Importance Score:
7
Price at Filing: $0.06125
Real-time Price: $0.063 info
Change: +$0.00175 (+3%) info
Market Cap: $33.337M info
Research tools: Filing Impact Index Dilution Tracker Split Calendar Open Datasets