WallStreetZenWallStreetZen

NASDAQ: PHAT
Phathom Pharmaceuticals Inc Stock Ownership - Who owns Phathom Pharmaceuticals?

OverviewForecastEarningsRevenueDividendOwnership

Insider buying vs selling

Have Phathom Pharmaceuticals Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
James N. TopperDirector2025-05-213,780$3.87
$14.61kBuy
James N. TopperDirector2025-05-146,300$3.32
$20.92kBuy
James N. TopperDirector2025-05-131,120$3.16
$3.54kBuy
James N. TopperDirector2025-05-1212,601$3.04
$38.29kBuy
James N. TopperDirector2025-05-092,226$3.62
$8.05kBuy
James N. TopperDirector2025-05-0933,376$3.19
$106.57kBuy
Asit ParikhDirector2025-05-075,000$2.40
$11.98kBuy
Asit ParikhDirector2025-05-065,000$2.60
$13.00kBuy
Molly HendersonCFO and CBO2025-04-073,678$4.55
$16.74kSell
Asit ParikhDirector2025-03-1310,000$4.42
$44.20kBuy

1 of 3

PHAT insiders have bought more... subscribe to Premium to read more.
Net Insider Buy/Sell (L12M) Ownership

Be the first to know when PHAT insiders and whales buy or sell their stock.

PHAT Shareholders

What type of owners hold Phathom Pharmaceuticals Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Frazier Life Sciences Management LP14.48%10,109,279$89.47MInstitution
Medicxi Ventures Management Jersey Ltd10.69%7,464,572$66.06MInstitution
Medicxi Ventures Management Jersey Ltd10.69%7,464,572$66.06MInsider
Jennison Associates LLC10.09%7,042,325$62.32MInstitution
James N. Topper8.50%5,937,240$52.54MInsider
Frazier Life Sciences IX LP8.37%5,842,352$51.70MInsider
Takeda Pharmaceutical Co Ltd5.38%3,755,583$33.24MInsider
Invesco Ltd5.23%3,650,812$32.31MInstitution
Carlyle Group Inc5.01%3,496,808$30.95MInstitution
Blackrock Inc4.76%3,323,603$29.41MInstitution

1 of 3

PHAT vs Biotech Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
PHAT66.31%33.69%Net BuyingNet Buying
CDTX38.34%61.66%Net BuyingNet Buying
AUTL63.13%0.00%
RLAY77.14%22.86%Net SellingNet Selling
STOK51.40%48.60%Net SellingNet Selling
View Top Biotech Stocks

Phathom Pharmaceuticals Stock Ownership FAQ

Who owns Phathom Pharmaceuticals?

Phathom Pharmaceuticals (NASDAQ: PHAT) is owned by 91.71% institutional shareholders, 46.60% Phathom Pharmaceuticals insiders, and 0.00% retail investors. Medicxi Ventures Management Jersey Ltd is the largest individual Phathom Pharmaceuticals shareholder, owning 7.46M shares representing 10.69% of the company. Medicxi Ventures Management Jersey Ltd's Phathom Pharmaceuticals shares are currently valued at $66.51M.

If you're new to stock investing, here's how to buy Phathom Pharmaceuticals stock.
©2025 WallStreetZen
Company
AboutNewsBlogStock Investing FAQPlansPrivacy PolicyTerms of ServiceCancellation & RefundsPerformanceHelp GuidesContactTwitterYouTubeNewsletter
Stock Tools
Top Performing AnalystsStock ScreenerStock ForecastTrending StocksStrong Buy StocksHighest Earnings StocksBest Dividend Paying StocksStatisticsStock Market SectorsStock Market IndustriesHow to Buy Stocks Online
Stock Ideas
Buy The DipBiggest Stock Gainers TodayBiggest Stock Losers Today52 Week High Stocks52 Week Low StocksMost Active Stocks TodayMost Undervalued StocksBest Penny Stocks to Buy NowBest Stocks Under $5Best Stocks Under $10
WallStreetZen does not provide financial advice and does not issue recommendations or offers to buy stock or sell any security.

Information is provided 'as-is' and solely for informational purposes and is not advice. WallStreetZen does not bear any responsibility for any losses or damage that may occur as a result of reliance on this data.