The Market LogEnter at least 2 characters. Company and ticker searches are not case-sensitive.

Reporting owner

Kiselak Tomas

Reporting owner CIK 0001830177 · Director · 10% owner

View SEC filings ↗

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.

Reset

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.Harwin Peter EvanHarwin Peter EvanFairmount Healthcare Fund II L.P.Fairmount Healthcare Fund…Fairmount Funds Management LLCFairmount Funds Managemen…Kiselak TomasKiselak TomasHarwin Peter Evan · December 4, 2025 · Purchase · Pre-Funded Warrant (Right to Buy)Fairmount Healthcare Fund II L.P. · December 4, 2025 · Purchase · Pre-Funded Warrant (Right to Buy)Fairmount Funds Management LLC · December 4, 2025 · Purchase · Pre-Funded Warrant (Right to Buy)Kiselak Tomas · December 4, 2025 · Purchase · Pre-Funded Warrant (Right to Buy)Harwin Peter Evan · December 4, 2025 · Purchase · Ordinary SharesFairmount Healthcare Fund II L.P. · December 4, 2025 · Purchase · Ordinary SharesFairmount Funds Management LLC · December 4, 2025 · Purchase · Ordinary SharesKiselak Tomas · December 4, 2025 · Purchase · Ordinary SharesDec 4, 2025Dec 4, 2025
PurchaseStock awardGift receivedExercise / conversionConversionOther acquisition

2 dated transactions · 4 of 4 reporting owners shown. Select one owner to focus the chart.

View timeline as a table
Transaction dateCompany / securityReporting ownersAcquisition type
Dec 4, 2025CRESCENT BIOPHARMA, INC.Pre-Funded Warrant (Right to Buy)Harwin Peter Evan · Fairmount Healthcare Fund II L.P. · Fairmount Funds Management LLC · Kiselak TomasPurchase
Dec 4, 2025CRESCENT BIOPHARMA, INC.Ordinary SharesHarwin Peter Evan · Fairmount Healthcare Fund II L.P. · Fairmount Funds Management LLC · Kiselak TomasPurchase

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: CRESCENT BIOPHARMA, INC.CBIO · company listings
Harwin Peter EvanDirector · 10% owner
Fairmount Healthcare Fund II L.P.Director · 10% owner
Fairmount Funds Management LLCDirector · 10% owner
Kiselak TomasDirector · 10% owner
Joint filing · amounts unallocated		PurchasePre-Funded Warrant (Right to Buy)Derivative security · Code P131,43413.409Value: 1,762,398.506Currency not specifiedView ↗
Trade: CRESCENT BIOPHARMA, INC.CBIO · company listings
Harwin Peter EvanDirector · 10% owner
Fairmount Healthcare Fund II L.P.Director · 10% owner
Fairmount Funds Management LLCDirector · 10% owner
Kiselak TomasDirector · 10% owner
Joint filing · amounts unallocated		PurchaseOrdinary SharesNon-derivative security · Code P1,360,00013.41Value: 18,237,600Currency not specifiedView ↗