NASDAQ: CPRX
Catalyst Pharmaceuticals Inc Stock Ownership - Who owns Catalyst Pharmaceuticals?

Insider buying vs selling

Have Catalyst Pharmaceuticals Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Brian ElsberndChief ComplianceLegal Officer2025-09-0430,000$19.52
$585.60kSell
Brian ElsberndChief ComplianceLegal Officer2025-09-0430,000$2.24
$67.20kBuy
Brian ElsberndChief ComplianceLegal Officer2025-09-0320,000$20.08
$401.60kSell
Brian ElsberndChief ComplianceLegal Officer2025-09-0320,000$2.24
$44.80kBuy
David S. TierneyDirector2025-08-2750,000$2.24
$112.00kBuy
Steve MillerChief Op. Scientific Officer2025-08-27110,000$2.24
$246.40kBuy
David S. TierneyDirector2025-08-2726,000$20.20
$525.20kSell
Richard J. DalyPresident and CEO2025-08-2622,970$20.62
$473.64kSell
Steve MillerChief Op. Scientific Officer2025-08-26115,000$20.28
$2.33MSell
Steve MillerChief Op. Scientific Officer2025-08-26115,000$2.24
$257.60kBuy

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Net Insider Buy/Sell (L12M) Ownership

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CPRX Shareholders

What type of owners hold Catalyst Pharmaceuticals Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Blackrock Inc15.44%18,900,438$374.23MInstitution
Vanguard Group Inc7.16%8,765,835$173.56MInstitution
Biomarin Pharmaceutical Inc5.45%6,666,667$132.00MInsider
State Street Corp4.48%5,478,388$108.47MInstitution
Patrick J. McEnany3.86%4,719,467$93.45MInsider
Hubert E. Md Huckel3.10%3,793,238$75.11MInsider
Renaissance Technologies LLC2.66%3,251,516$64.38MInstitution
Morgan Stanley2.60%3,183,523$63.03MInstitution
Deerfield Management Company LP2.35%2,879,476$57.01MInstitution
Geode Capital Management LLC2.34%2,866,683$56.76MInstitution

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CPRX vs Biotech Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
CPRX82.70%15.90%Net BuyingNet Selling
LQDA47.47%52.53%Net BuyingNet Selling
FOLD66.49%33.51%Net SellingNet Selling
CGON85.92%14.08%Net SellingNet Selling
TARS73.84%26.16%Net SellingNet Selling

Catalyst Pharmaceuticals Stock Ownership FAQ

Who owns Catalyst Pharmaceuticals?

Catalyst Pharmaceuticals (NASDAQ: CPRX) is owned by 82.70% institutional shareholders, 15.90% Catalyst Pharmaceuticals insiders, and 1.40% retail investors. Biomarin Pharmaceutical Inc is the largest individual Catalyst Pharmaceuticals shareholder, owning 6.67M shares representing 5.45% of the company. Biomarin Pharmaceutical Inc's Catalyst Pharmaceuticals shares are currently valued at $135.27M.

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