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Reporting owner

Basta Steven L

Reporting owner CIK 0001417397 · President and CEO · Director

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These transactions appear in filings associated with this reporting owner. Jointly reported quantities and amounts are unallocated; they are not this owner's individual purchases or total holdings. Names and roles reflect the relevant filing, and a reporting owner may be a person or an organization.

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Transaction timeline

Who reported an acquisition, and when the transaction occurred.

Reported acquisitions by transaction dateEach row is a reporting owner. Select a marker to open its transaction details. Jointly reported transactions appear for each associated reporting owner, without dividing quantities or amounts.Basta Steven LBasta Steven LBasta Steven L · January 2, 2026 · Stock award · Stock Option (Right to Buy)Basta Steven L · January 2, 2026 · Stock award · Common StockBasta Steven L · December 17, 2025 · Stock award · Common StockBasta Steven L · December 12, 2025 · Stock award · Stock Option (right to buy)Basta Steven L · November 28, 2025 · Exercise / conversion · Common StockNov 28, 2025Jan 2, 2026
PurchaseStock awardGift receivedExercise / conversionConversionOther acquisition

5 dated transactions · 1 of 1 reporting owners shown. Select one owner to focus the chart.

View timeline as a table
Transaction dateCompany / securityReporting ownersAcquisition type
Jan 2, 2026Phathom Pharmaceuticals, Inc.Stock Option (Right to Buy)Basta Steven LStock award
Jan 2, 2026Phathom Pharmaceuticals, Inc.Common StockBasta Steven LStock award
Dec 17, 2025Phathom Pharmaceuticals, Inc.Common StockBasta Steven LStock award
Dec 12, 2025Yarrow Bioscience, Inc.Stock Option (right to buy)Basta Steven LStock award
Nov 28, 2025Phathom Pharmaceuticals, Inc.Common StockBasta Steven LExercise / conversion

Only transactions on this page are shown. Date windows end on the latest transaction date in this sample. Joint filings may appear on more than one row. Sales are not included. Share-price charts use a separate data source.

Transactions in associated filings

Reported insider acquisitions, ordered by filing date, newest first. Currency is shown only when reported.
Filed / transactedCompanyReporting ownersType / securityQuantityPrice / reference valueDetails
Trade: Phathom Pharmaceuticals, Inc.PHAT · company listings
Basta Steven LPresident and CEO · Director
Stock awardStock Option (Right to Buy)Derivative security · Code A226,1560Value: 0Currency not specifiedView ↗
Trade: Phathom Pharmaceuticals, Inc.PHAT · company listings
Basta Steven LPresident and CEO · Director
Stock awardCommon StockNon-derivative security · Code A251,0340Value: 0Currency not specifiedView ↗
Trade: Phathom Pharmaceuticals, Inc.PHAT · company listings
Basta Steven LPresident and CEO · Director
Stock awardCommon StockNon-derivative security · Code A62,0380Value: 0Currency not specifiedView ↗
Trade: Yarrow Bioscience, Inc.YARW · company listingsStock awardStock Option (right to buy)Derivative security · Code A20,0000Value: 0Currency not specifiedView ↗
Trade: Phathom Pharmaceuticals, Inc.PHAT · company listings
Basta Steven LPresident and CEO · Director
Exercise / conversionCommon StockNon-derivative security · Code M90,0000Value: 0Currency not specifiedView ↗