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Company profile

SUTRO BIOPHARMA, INC. insider acquisitions

Company CIK 0001382101 · Reported insider acquisitions and filing context.

Company filings at SEC ↗
STRO · Nasdaq

These are company listings. A transaction is linked to a particular security only when the filing provides enough information.

Company activity summary

By transaction date, as of October 23, 2026.

7 days30 days90 daysOverlapping periods · securities and currencies kept separate

No records are loaded for this 7-day transaction window. This does not establish that no transactions occurred.

Known purchase value sums available amounts for non-derivative purchases only. Missing amounts are excluded. “Currency not specified” does not establish that the amounts share a currency. These summaries use all matching loaded records, while the timeline below covers only the current page.

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.Pauling DavidPauling DavidGerber Hans-PeterGerber Hans-PeterHunter HeidiHunter HeidiChow Gregory K.Chow Gregory K.Dybbs MichaelDybbs MichaelWigginton Jon MarcWigginton Jon MarcJagpal SukhiJagpal SukhiLobacki Joseph MLobacki Joseph MPauling David · December 23, 2025 · Stock award · Stock Option (right to buy)Gerber Hans-Peter · December 23, 2025 · Stock award · Stock Option (right to buy)Hunter Heidi · December 23, 2025 · Stock award · Stock Option (right to buy)Chow Gregory K. · December 23, 2025 · Stock award · Stock Option (right to buy)Dybbs Michael · December 23, 2025 · Stock award · Stock Option (right to buy)Wigginton Jon Marc · December 23, 2025 · Stock award · Stock Option (right to buy)Jagpal Sukhi · December 23, 2025 · Stock award · Stock Option (right to buy)Lobacki Joseph M · December 23, 2025 · Stock award · Stock Option (right to buy)Pauling David · October 15, 2025 · Purchase · Common StockGerber Hans-Peter · October 15, 2025 · Purchase · Common StockChow Gregory K. · October 15, 2025 · Purchase · Common StockOct 15, 2025Dec 23, 2025
PurchaseStock awardGift receivedExercise / conversionConversionOther acquisition

17 dated transactions · 8 of 12 reporting owners shown. Select one owner to focus the chart.

View timeline as a table
Transaction dateCompany / securityReporting ownersAcquisition type
Dec 23, 2025SUTRO BIOPHARMA, INC.Stock Option (right to buy)Pauling DavidStock award
Dec 23, 2025SUTRO BIOPHARMA, INC.Stock Option (right to buy)Gerber Hans-PeterStock award
Dec 23, 2025SUTRO BIOPHARMA, INC.Stock Option (right to buy)Hunter HeidiStock award
Dec 23, 2025SUTRO BIOPHARMA, INC.Stock Option (right to buy)Chow Gregory K.Stock award
Dec 23, 2025SUTRO BIOPHARMA, INC.Stock Option (right to buy)Dybbs MichaelStock award
Dec 23, 2025SUTRO BIOPHARMA, INC.Stock Option (right to buy)Wigginton Jon MarcStock award
Dec 23, 2025SUTRO BIOPHARMA, INC.Stock Option (right to buy)Jagpal SukhiStock award
Dec 23, 2025SUTRO BIOPHARMA, INC.Stock Option (right to buy)Lobacki Joseph MStock award
Dec 23, 2025SUTRO BIOPHARMA, INC.Stock Option (right to buy)Petree Daniel HStock award
Dec 23, 2025SUTRO BIOPHARMA, INC.Stock Option (right to buy)MATSUI CONNIEStock award
Dec 23, 2025SUTRO BIOPHARMA, INC.Stock Option (right to buy)PANEK JAMES PStock award
Dec 12, 2025SUTRO BIOPHARMA, INC.Common StockChung JaneExercise / conversion
Oct 15, 2025SUTRO BIOPHARMA, INC.Common StockPauling DavidPurchase
Oct 15, 2025SUTRO BIOPHARMA, INC.Common StockGerber Hans-PeterPurchase
Oct 15, 2025SUTRO BIOPHARMA, INC.Common StockChung JanePurchase
Oct 15, 2025SUTRO BIOPHARMA, INC.Common StockChow Gregory K.Purchase
Oct 15, 2025SUTRO BIOPHARMA, INC.Common StockMATSUI CONNIEPurchase

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.

Share price & reported acquisitions

Daily closing prices from a separate source. The date window above also filters prices; reporting-owner and transaction-type selections filter the markers.

Price history is not available

Market-price history is not connected yet.

STRO · Currency not specified. A marker uses that day's closing price, not the reported transaction price. No price is substituted for a missing trading day.

Reported acquisitions

Filing-date filters apply to the list and timeline. The summary above uses transaction dates.

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Reported insider acquisitions, ordered by filing date, newest first. Currency is shown only when reported.
Filed / transactedReporting ownersType / securityQuantityPrice / reference valueDetails
Trade:
Pauling DavidChief Admin. Ofcr. & GC
Stock awardStock Option (right to buy)Derivative security · Code A7,2000Value: 0Currency not specifiedView ↗
Trade:
Gerber Hans-PeterCHIEF SCIENTIFIC OFFICER
Stock awardStock Option (right to buy)Derivative security · Code A7,9250Value: 0Currency not specifiedView ↗
Trade:
Hunter HeidiDirector
Stock awardStock Option (right to buy)Derivative security · Code A1,5000Value: 0Currency not specifiedView ↗
Trade: Stock awardStock Option (right to buy)Derivative security · Code A8,2000Value: 0Currency not specifiedView ↗
Trade: Stock awardStock Option (right to buy)Derivative security · Code A1,5000Value: 0Currency not specifiedView ↗
Trade: Stock awardStock Option (right to buy)Derivative security · Code A1,5000Value: 0Currency not specifiedView ↗
Trade:
Jagpal SukhiDirector
Stock awardStock Option (right to buy)Derivative security · Code A1,5000Value: 0Currency not specifiedView ↗
Trade: Stock awardStock Option (right to buy)Derivative security · Code A1,5000Value: 0Currency not specifiedView ↗
Trade: Stock awardStock Option (right to buy)Derivative security · Code A1,5000Value: 0Currency not specifiedView ↗
Trade: Stock awardStock Option (right to buy)Derivative security · Code A1,5000Value: 0Currency not specifiedView ↗
Trade: Stock awardStock Option (right to buy)Derivative security · Code A1,5000Value: 0Currency not specifiedView ↗
Trade:
Chung JaneChief Executive Officer · Director
Exercise / conversionCommon StockNon-derivative security · Code M2,5000Value: 0Currency not specifiedView ↗
Trade:
Pauling DavidChief Admin. Ofcr. & GC
PurchaseCommon StockNon-derivative security · Code P12,5040.7992Value: 9,993.1968Currency not specifiedView ↗
Trade:
Gerber Hans-PeterCHIEF SCIENTIFIC OFFICER
PurchaseCommon StockNon-derivative security · Code P17,0000.8004 *Value: 13,606.8Currency not specifiedView ↗
Trade:
Chung JaneChief Executive Officer · Director
PurchaseCommon StockNon-derivative security · Code P12,5000.8009Value: 10,011.25Currency not specifiedView ↗
Trade: PurchaseCommon StockNon-derivative security · Code P19,7500.81 *Value: 15,997.5Currency not specifiedView ↗
Trade: PurchaseCommon StockNon-derivative security · Code P50,0000.799Value: 39,950Currency not specifiedView ↗

Reporting owners are associated with a filing. Jointly reported amounts are not allocated to individual owners. Historical coverage is still being built. Read the methodology →