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Perspective Therapeutics, Inc.

CATX
Exchange
NYSE
Industry
Pharmaceutical Preparations
SEC CIK
0000728387

In the last 90 days, Perspective Therapeutics, Inc. insiders filed 0 open-market purchases and 5 sales; 131 institutions reported holding it in 13F filings for Q2 2026, worth $297.6M in total; no superinvestor holds it.

Q4 2025 vs. Q3 2025

How the institutions holding Perspective Therapeutics, Inc. changed between Q3 2025 and Q4 2025.

All holders in Q4 2025All holders in Q3 2025

13F holders of CATX: Q3 2025 compared with Q4 2025
MeasureQ3 2025Of which not filed for Q4 2025Q4 2025Change
Holders1052117+14
Shares43.7M221.4K36.6M−6.94M (−15.9%)
Value$150.1M$759.4K$105.0M−$44.3M (−29.7%)

2 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (24)

Institutions that held Perspective Therapeutics, Inc. at the end of Q4 2025 but not at the end of Q3 2025.

Institutions new to CATX in Q4 2025
InstitutionSharesValue% of portfolio
Opaleye Management Inc.1,184,500$4.99M0.66%
Marshall Wace, LLP406,732$1.12M0.00%
Renaissance Technologies LLC352,493$969.4K0.00%
ADAR1 Capital Management, LLC95,193$261.8K0.02%
Dimensional Fund Advisors LP91,557$251.8K0.00%
Gsa Capital Partners LLP86,212$237.0K0.02%
Schonfeld Strategic Advisors LLC62,370$171.5K0.00%
Massar Capital Management, LP52,000$143.0K0.03%
DAFNA Capital Management LLC50,000$137.5K0.03%
Auctus Advisors LLC31,673$87.1K0.08%
Caitong International Asset Management Co., Ltd30,627$84.2K0.02%
R Squared Ltd15,991$44.0K0.02%
American Century Companies Inc12,567$34.6K0.00%
Engineers Gate Manager LP12,562$34.5K0.00%
nVerses Capital, LLC11,420$31.4K0.07%
Raymond James Financial Inc10,730$29.5K0.00%
Aigen Investment Management, LP10,173$28.0K0.01%
Group One Trading, L.P.3,769$10.4K0.00%
Basecamp Wealth Advisors LLC202$5560.00%
GAMMA Investing LLC195$5360.00%
International Assets Investment Management, LLC90$2480.00%
Northwestern Mutual Wealth Management Co36$990.00%
Rothschild Investment LLC7$190.00%
Root Financial Partners, LLC3$80.00%

Sold out (10)

Institutions that held Perspective Therapeutics, Inc. at the end of Q3 2025 and filed for Q4 2025 without it.

Institutions that sold out of CATX in Q4 2025
InstitutionShares, Q3 2025Value, Q3 2025
Rock Springs Capital Management LP444,383$1.52M
Wellington Management Group LLP206,632$708.7K
Mariner, LLC86,116$295.4K
Citizens Financial Group Inc53,100$182.1K
Quadrature Capital Ltd24,221$83.7K
Los Angeles Capital Management LLC17,595$60.4K
Atom Investors LP16,815$57.7K
SG Americas Securities, LLC13,538$46.0K
Advisory Services Network, LLC67$230
Wealthspire Advisors, LLC40$138

Not filed for Q4 2025 yet (2)

Institutions that held Perspective Therapeutics, Inc. at the end of Q3 2025 and haven't filed a 13F for Q4 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding CATX in Q3 2025 that haven't filed for Q4 2025
InstitutionShares, Q3 2025Value, Q3 2025
Siligmueller & Norvid Wealth Advisors LLC164,711$565.0K
Cubist Systematic Strategies, LLC56,696$194.5K