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NASDAQ: PTGX
Protagonist Therapeutics Inc Stock Ownership - Who owns Protagonist Therapeutics?

OverviewForecastEarningsRevenueDividendOwnership

Insider buying vs selling

Have Protagonist Therapeutics Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Dinesh V. Ph D. PatelPresident and CEO2025-07-2510,415$54.78
$570.53kSell
Dinesh V. Ph D. PatelPresident and CEO2025-07-2317,520$54.79
$959.92kSell
Dinesh V. Ph D. PatelPresident and CEO2025-07-2222,065$55.05
$1.21MSell
Dinesh V. Ph D. PatelPresident and CEO2025-07-2112,859$54.86
$705.44kSell
Arturo Md MolinaChief Medical Officer2025-06-1010,000$8.04
$80.40kBuy
Arturo Md MolinaChief Medical Officer2025-06-1010,000$57.03
$570.30kSell
Arturo Md MolinaChief Medical Officer2025-06-0910,000$55.51
$555.10kSell
Arturo Md MolinaChief Medical Officer2025-06-0910,000$8.04
$80.40kBuy
Harold E. SelickDirector2025-04-2810,725$1.16
$12.44kBuy
Asif AliChief Financial Officer2025-04-221,756$46.00
$80.78kSell

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Net Insider Buy/Sell (L12M) Ownership

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PTGX Shareholders

What type of owners hold Protagonist Therapeutics Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Blackrock Inc15.71%9,736,767$524.42MInstitution
Farallon Capital Management LLC9.85%6,107,006$328.92MInstitution
Rtw Investments LP9.23%5,719,415$308.05MInstitution
Vanguard Group Inc6.90%4,277,218$230.37MInstitution
Deep Track Capital LP4.84%3,000,000$161.58MInstitution
State Street Corp4.37%2,706,619$145.78MInstitution
Bvf Inc4.15%2,575,015$138.69MInstitution
Julie Papanek3.96%2,453,255$132.13MInsider
Johnson Johnson3.95%2,449,183$131.91MInsider
Johnson Johnson3.95%2,449,183$131.91MInstitution

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PTGX vs Biotech Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
PTGX81.75%18.25%Net SellingNet Selling
MLTX72.50%27.50%Net SellingNet Selling
AAPG0.07%0.00%
SRRK59.83%40.17%Net SellingNet Selling
MTSR43.57%56.43%Net Buying
View Top Biotech Stocks

Protagonist Therapeutics Stock Ownership FAQ

Who owns Protagonist Therapeutics?

Protagonist Therapeutics (NASDAQ: PTGX) is owned by 105.31% institutional shareholders, 23.52% Protagonist Therapeutics insiders, and 0.00% retail investors. Julie Papanek is the largest individual Protagonist Therapeutics shareholder, owning 2.45M shares representing 3.96% of the company. Julie Papanek's Protagonist Therapeutics shares are currently valued at $132.06M.

If you're new to stock investing, here's how to buy Protagonist Therapeutics stock.
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