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Zacks Company Profile for International Isotopes Inc. (INIS : OTC)

• Company Description    International Isotopes Inc., manufactures a full range of nuclear medicine calibration and reference standards, high purity fluoride gases, and a variety of cobalt-60 products such as teletherapy sources. The Company also provides a wide selection of radioisotopes and radiochemicals for medical devices, calibration, clinical research, life sciences, and industrial applications and provides a host of analytical, measurement, recycling, and processing services on a contract basis to clients. Number of Employees: 42

• Price / Volume Information    Yesterday's Closing Price: $0.10 Daily Weekly Monthly 20 Day Moving Average: 145,473 shares Shares Outstanding: 528.21 (millions) Market Capitalization: $52.82 (millions) Beta: 0.85 52 Week High: $0.11 52 Week Low: $0.03 Short Interest Ratio:   % Price Change % Price Change Relative to S&P 500 4 Week 66.67% 63.63% 12 Week -6.10% -12.29% Year To Date 190.70% 149.96%

• Address & Contact Information Street Address Phone / Fax Email Address Web URL 4137 COMMERCE CIRCLE - IDAHO FALLS,ID 83401 USA ph: 208-524-5300 fax: 208-524-1411 david@creativeoptionscommunications.com http://www.intisoid.com

• General Corporate Information    Officers Shahe Bagerdjian - Chief Executive Officer and President Christopher Grosso - Chairman W. Matthew Cox - Chief Financial Officer Robert Atcher - Director Steve Laflin - Director Peer Information International Isotopes Inc. (DNEX) International Isotopes Inc. (T.PUR) International Isotopes Inc. (CALP.) International Isotopes Inc. (CCSI.) International Isotopes Inc. (NEWP.) International Isotopes Inc. (PBSC) Industry / Sector / Ticker Info Analyst Coverage: No Industry Group: INSTRU-SCIENTFC Sector: Computer and Technology CUSIP: 45972C102 SIC: 3823 Fiscal Year Fiscal Year End: December Last Reported Quarter: 06/01/25 Next Expected EPS Date: 11/11/25 Share - Related Items Shares Outstanding: 528.21 Most Recent Split Date: (:1) Beta: 0.85 Market Capitalization: $52.82 (millions)

• EPS Information     • Dividend Information Analyst Coverage: No Dividend Yield: 0.00% Current Fiscal Quarter EPS Consensus Estimate: $ Indicated Annual Dividend: $0.00 Current Fiscal Year EPS Consensus Estimate: $ Payout Ratio: Number of Estimates in the Fiscal Year Consensus: Change In Payout Ratio: Estmated Long-Term EPS Growth Rate: % Last Dividend Paid: NA - $0.00 Next EPS Report Date: 11/11/25

• Fundamental Ratios P/E Current FY Estimate: - Trailing 12 Months: - PEG Ratio: - Price Ratios Price/Book: - Price/Cash Flow: - Price / Sales: 3.59 EPS Growth vs. Year Ago Period: -% vs. Previous Quarter: -% Sales Growth vs. Year Ago Period: 15.34% vs. Previous Quarter: 12.84% ROE 09/30/25 - - 06/30/25 - 2.87 03/31/25 - 1.21 ROA 09/30/25 - - 06/30/25 - 0.71 03/31/25 - 0.30 Current Ratio 09/30/25 - - 06/30/25 - 1.47 03/31/25 - 0.99 Quick Ratio 09/30/25 - - 06/30/25 - 1.26 03/31/25 - 0.83 Operating Margin 09/30/25 - - 06/30/25 - 0.83 03/31/25 - 0.35 Net Margin 09/30/25 - - 06/30/25 - 0.83 03/31/25 - 0.35 Pre-Tax Margin 09/30/25 - - 06/30/25 - 0.83 03/31/25 - 0.35 Book Value 09/30/25 - - 06/30/25 - 0.01 03/31/25 - 0.01 Inventory Turnover 09/30/25 - - 06/30/25 - 7.56 03/31/25 - 7.02 Debt-to-Equity 09/30/25 - - 06/30/25 - 0.43 03/31/25 - 0.06 Debt-to-Capital 09/30/25 - - 06/30/25 - 58.03 03/31/25 - 49.87

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