Upstream Bio, Inc. (UPB)

Nasdaq · Pharmaceutical Preparations · Inc. DE

What they're doing

Not enough recent activity to summarise.

Signals, last 12 months

  1. Material 8-K filing
    Filed 8-K disclosing material agreement

Insider transactions

DateInsiderRoleCodeSharesPriceValue
2026-09-16Houghton AdamofficerS7005.49$3,843
2026-09-16Sutherland Everett RanddirectorS2,0955.49$11,502
2026-09-16Deykin AaronofficerS8955.49$4,914
2026-09-16Ambrose AllisonofficerS4855.49$2,663
2026-09-16GRAY MICHAELofficerS8535.49$4,683
2026-06-16GRAY MICHAELofficerS8536.1$5,203
2026-06-16Sutherland Everett RanddirectorS2,0956.1$12,780
2026-06-16Houghton AdamofficerS7006.1$4,270
2026-06-16Deykin AaronofficerS8956.1$5,460
2026-06-16Ambrose AllisonofficerS4776.1$2,910
2026-06-16GRAY MICHAELofficerS8536.1$5,203
2026-06-16Sutherland Everett RanddirectorS2,0956.1$12,780
2026-06-16Houghton AdamofficerS7006.1$4,270
2026-06-16Deykin AaronofficerS8956.1$5,460
2026-06-16Ambrose AllisonofficerS4776.1$2,910
2026-03-16GRAY MICHAELofficerS8529.29$7,915
2026-03-16Deykin AaronofficerS8949.29$8,305
2026-03-16Sutherland Everett RanddirectorS2,0939.29$19,444
2026-03-16Ambrose AllisonofficerS4759.29$4,413
2026-03-16Houghton AdamofficerS6999.29$6,494
2026-03-16GRAY MICHAELofficerS8529.29$7,915
2026-03-16Deykin AaronofficerS8949.29$8,305
2026-03-16Sutherland Everett RanddirectorS2,0939.29$19,444
2026-03-16Ambrose AllisonofficerS4759.29$4,413
2026-03-16Houghton AdamofficerS6999.29$6,494
2026-01-02GRAY MICHAELofficerA30,5000$0
2026-01-02Deykin AaronofficerA32,0000$0
2026-01-02Ambrose AllisonofficerA17,0000$0
2026-01-02Houghton AdamofficerA25,0000$0
2026-01-02Sutherland Everett RanddirectorA75,0000$0
2026-01-02GRAY MICHAELofficerA30,5000$0
2026-01-02Deykin AaronofficerA32,0000$0
2026-01-02Ambrose AllisonofficerA17,0000$0
2026-01-02Houghton AdamofficerA25,0000$0
2026-01-02Sutherland Everett RanddirectorA75,0000$0
2024-10-15Chimovits ErezdirectorC721,956
2024-10-15Chimovits ErezdirectorP165,00017$2,805,000
2024-10-15Chimovits ErezdirectorC2,887,833
2024-10-15Chimovits ErezdirectorP660,00017$11,220,000
2024-10-15ORBIMED ADVISORS LLCdirectorC2,887,833
2024-10-15ORBIMED ADVISORS LLCdirectorP165,00017$2,805,000
2024-10-15ORBIMED ADVISORS LLCdirectorC721,956
2024-10-15ORBIMED ADVISORS LLCdirectorP660,00017$11,220,000
2024-10-15Access Industries Holdings LLCten percent ownerP1,175,00017$19,975,000
2024-10-15Access Industries Holdings LLCten percent ownerC3,147,000
2024-10-15Access Industries Holdings LLCten percent ownerC1,172,410
2024-10-15Wellington Biomedical Innovation Master Investors (Cayman) II L.P.ten percent ownerC894,733
2024-10-15Chimovits ErezdirectorC721,956
2024-10-15Chimovits ErezdirectorP165,00017$2,805,000
2024-10-15Chimovits ErezdirectorC2,887,833

Federal contracts

No federal contract actions on record for this recipient mapping.

Lobbying

No federal lobbying filings on record for this client mapping.

Public attention

No Wikipedia pageview data linked to this company.

Recent filings

  • 2026-09-17 4
  • 2026-09-17 4
  • 2026-09-17 4
  • 2026-09-17 4
  • 2026-09-17 4
  • 2026-09-01 8-K
  • 2026-08-12 SCHEDULE 13G/A
  • 2026-08-11 10-Q
  • 2026-08-11 8-K
  • 2026-06-17 4
  • 2026-06-17 4
  • 2026-06-17 4
  • 2026-06-17 4
  • 2026-06-17 4
  • 2026-06-11 4
  • 2026-06-11 4
  • 2026-06-11 4
  • 2026-06-11 4
  • 2026-06-11 4
  • 2026-06-11 4