How many insider trades does FilingIQ track for INIS?

FilingIQ tracks 110 Form 4 insider transactions for INIS (RADNOSTIX INC), covering filings from Feb 20, 2015 onwards. 1 of those were filed in the last 90 days.

Are INIS insiders net buyers or net sellers?

Across the full Form 4 history for INIS, 20 transactions (18%) were open-market purchases and 0 (0%) were open-market sales. Compensatory awards and option exercises are filtered out of these counts.

Where does INIS insider data come from?

Every transaction shown on this page is sourced directly from SEC EDGAR Form 4 filings. FilingIQ parses the raw XML, normalises insider identity across reporting variations, and scores each trade on its multi-factor composite model.

What sector is INIS in?

RADNOSTIX INC (INIS) is classified in the Healthcare sector, specifically Drug Manufacturers - Specialty & Generic, with a current market capitalisation of $47.54M.

INIS insider trading

OTC Markets OTCQB Healthcare

RADNOSTIX INC — scored insider trade history from SEC Form 4 filings, parsed and contextualised by FilingIQ.

Total Form 4 trades

110

Last 90 days

Buys / sells

18% / 0%

Market cap

$47.54M

About RADNOSTIX INC

Radnostix, Inc. manufactures and sells nuclear medicine calibration and reference standards, cobalt-60 products, sodium iodide I-131 drug product, and radiochemicals for clinical research and life sciences in the United States and internationally. It operates through five segments: Theranostics Products, Cobalt Products, Nuclear Medicine Standards, Medical Devices, and Fluorine Products. The Theranostics Products segment produces and distributes Iodine-131 generic drug product and various isotopically pure radiochemicals for medical, industrial, or research applications. The Cobalt Products segment produces cobalt-60 products and services, the fabrication of cobalt-60 sealed sources for radiation therapy, industrial and medical applications, and recycling of expended cobalt-60 sources. The Nuclear Medicine Standards segment manufactures sources and standards associated with single photon emission computed and positron emission tomography imaging, patient positioning, and calibration or operational testing of dose measuring equipment for the nuclear pharmacy industry. This segment also offers flood sources, dose calibrators, cylinder phantoms, rod sources, line sources, flexible and rigid rulers,spot markers, pen point markers, and various specialty design items. The Medical Devices segment develops EasyFill Automated Capsule System, a robotic lab device. The Fluorine Products segment is involved in the production of small-scale qualification samples of high purity fluoride gas for various industrial applications, as well as development of laboratory and analytical processes required to support the planned uranium de-conversion and fluorine extraction facility. The company sells its products directly to end users and distributors. Radnostix, Inc. was formerly known as International Isotopes Inc. and changed its name to Radnostix, Inc. in December 2025. The company was incorporated in 1995 and is headquartered in Idaho Falls, Idaho.

Company website: www.intisoid.com

INIS insider activity at a glance

FilingIQ has scored 110 insider transactions for INIS since Feb 20, 2015. The most recent filing in our index is dated Jun 26, 2026.

Across the full history, 20 open-market purchases and 0 open-market sales were filed under transaction codes P and S respectively. Compensatory share awards (code A) and option exercises (code M) are tracked separately and not counted here.

The average FilingIQ composite score on INIS insider trades is 60.7/100, produced by FilingIQ's multi-factor Form 4 model. Model framework documented at methodology.

View live INIS trades on FilingIQ Raw filings on SEC EDGAR

Latest INIS Form 4 filings

COX W MATTHEW Chief Financial Officer

P Jun 14, 2024

COX W MATTHEW Chief Financial Officer

P Dec 14, 2023

Most recent disclosures. Sign up to filter by score, transaction code, or insider role.

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Frequently asked

How many insider trades does FilingIQ track for INIS?: FilingIQ tracks 110 Form 4 insider transactions for INIS (RADNOSTIX INC), covering filings from Feb 20, 2015 onwards. 1 of those were filed in the last 90 days.
Are INIS insiders net buyers or net sellers?: Across the full Form 4 history for INIS, 20 transactions (18%) were open-market purchases and 0 (0%) were open-market sales. Compensatory awards and option exercises are filtered out of these counts.
Where does INIS insider data come from?: Every transaction shown on this page is sourced directly from SEC EDGAR Form 4 filings. FilingIQ parses the raw XML, normalises insider identity across reporting variations, and scores each trade on its multi-factor composite model.
What sector is INIS in?: RADNOSTIX INC (INIS) is classified in the Healthcare sector, specifically Drug Manufacturers - Specialty & Generic, with a current market capitalisation of $47.54M.

Methodology & sources

Every INIS insider transaction shown on FilingIQ is parsed directly from a public SEC Form 4 XML filing. Insider identity is normalised across reporting variants (CIK changes, name spellings, related-party indirect holdings). The FilingIQ composite score is documented in full on the team page and algo disclosure. Not investment advice; see disclaimer.