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Buy Day today: Good (62) Broad market participation · no major macro event
CATX

Perspective Therapeutics Inc.

Healthcare · Medical Devices

2.90$ +6.7% vs. previous close Closing price · As of: Sep 17, 2026

Ownership

Ownership Structure

Who owns Perspective Therapeutics Inc. (CATX)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 59.8% of the shares are freely tradable; institutional investors hold 76.7%.

Institutional ownership ?Share of the stock held by institutional investors (funds, banks, insurers) according to regulatory filings. 76.7%
Insiders ?Share of the stock held by the executives, founders and major shareholders of the company itself. 10.8%
Float ?Share of stock freely tradable on the market — not locked up in the hands of founders, insiders, or major shareholders. 59.8%
Short % of float ?Shares sold short as a percentage of the freely tradable float — high values signal many bets on falling prices. 24.4%
Shares Outstanding ?Total number of shares issued. Price times share count gives market cap. 114Mio.

Largest Shareholders

No ownership data is available for this stock yet.

Insider holdings

Insider holdings CATX
Person Role Shares Value As of Type
Lantheus Holdings, Inc. 10% Owner 11,563,425 33,533,933 $ Sep 1, 2026 direct
Lantheus Alpha Therapy, LLC 10% Owner 11,273,364 32,692,756 $ Sep 4, 2026 direct

Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.

Insiders

Insider Transactions

Insider Transactions
Date Person Role Type Shares Price Value
Sep 4, 2026 Lantheus Alpha Therapy, LLC 10% Owner Sell 167,149 3.15 526,051
Sep 3, 2026 Lantheus Alpha Therapy, LLC 10% Owner Sell 80,783 3.11 250,896
Sep 2, 2026 Lantheus Alpha Therapy, LLC 10% Owner Sell 42,129 3.11 131,219
Sep 1, 2026 Lantheus Alpha Therapy, LLC 10% Owner Sell 35,769 3.12 111,574
Sep 1, 2026 Lantheus Holdings, Inc. 10% Owner Sell 35,769 3.12 111,574
Aug 31, 2026 Lantheus Alpha Therapy, LLC 10% Owner Sell 78,145 3.14 245,610
Aug 31, 2026 Lantheus Holdings, Inc. 10% Owner Sell 78,145 3.14 245,610

Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →

Data as of: September 17, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)

Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.

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