LIVE FROM THE DATABASETRANSACTIONS 362,430COMPANIES 5,763LATEST TRADE Oct 16UPDATED Oct 17, 12:31 AM
CNTACIK 0001847903

Centessa Pharmaceuticals plc

154 transactions by 17 insiders, from October 15, 2025 to June 24, 2026.

Foreign issuer. Form 4 never states a currency, so these prices may be reported in the local currency rather than dollars — the amounts below are excluded from site-wide totals.

Transactions
15417 insiders
Bought · P
Nonenobody bought on the open market
Sold · S
Nonenobody sold on the open market
Net
+$0net buying

Officers and directors

People inside the company. What they do with their own shares is the reason this data exists.

InsiderTradesPlannedBoughtSold
Iqbal J. HussainGC226/22——
Karen M. AndersonChief2213/22——
Mario Alberto AccardiCEO208/20——
Gregory M. WeinhoffChief165/16——
Tia L. BushCTO166/16——
John J. CrowleyCFO6———
Rubertis Francesco DeDir6———
Arjun GoyalDir6———
Samarth KulkarniDir5———
Brett I. W. ZbarDir5———
Carol StuckleyDir5———
Raphael DeferiereCAO5———
Mary Lynne HedleyDir5———
Mathias HukkelhovenDir4———
Stephen KanesCMO3———

Large holders and funds

Holders above 10%, often funds. They file the same form, but they trade for portfolio reasons, not because of what they know.

InsiderTradesPlannedBoughtSold
Medicxi Ventures Management (Jersey) Ltd10%6———
INDEX VENTURES LIFE VI (JERSEY) L.P.10%2———

All transactions

154 in total, newest filings first.

InsiderDateCodeSharesPriceValue
Iqbal J. HussainGCDERIVJun 24D160,000——
Iqbal J. HussainGCDERIVJun 24D175,000——
Iqbal J. HussainGCDERIVJun 24D170,000——
Iqbal J. HussainGCDERIVJun 24D100,000——
Iqbal J. HussainGCDERIVJun 24D160,000——
Iqbal J. HussainGCDERIVJun 24D100,000——
Iqbal J. HussainGCDERIVJun 24D166,779——
Iqbal J. HussainGCDERIVJun 24D221,559——
Iqbal J. HussainGCJun 24D5,500——
Iqbal J. HussainGCJun 24D117,645——
John J. CrowleyCFODERIVJun 24D181,000——
John J. CrowleyCFODERIVJun 24D250,000——
John J. CrowleyCFODERIVJun 24D600,000——
John J. CrowleyCFOJun 24D45,000——
Raphael DeferiereCAODERIVJun 24D42,000——
Raphael DeferiereCAODERIVJun 24D165,000——
Raphael DeferiereCAOJun 24D11,000——
Stephen KanesCMODERIVJun 24D500,000——
Stephen KanesCMOJun 24D120,000——
Rubertis Francesco DeDirJun 24D281,162——
Rubertis Francesco DeDirJun 24D11,197,303——
Rubertis Francesco DeDirJun 24D93,526——
Rubertis Francesco DeDirJun 24D3,936,970——
Rubertis Francesco DeDirJun 24D55,677——
Rubertis Francesco DeDirJun 24D4,398,519——
Mary Lynne HedleyDirDERIVJun 24D40,000——
Mary Lynne HedleyDirDERIVJun 24D48,000——
Mary Lynne HedleyDirDERIVJun 24D48,000——
Mary Lynne HedleyDirDERIVJun 24D48,000——
Mary Lynne HedleyDirDERIVJun 24D208,474——
Arjun GoyalDirDERIVJun 24D40,000——
Arjun GoyalDirDERIVJun 24D48,000——
Arjun GoyalDirDERIVJun 24D48,000——
Arjun GoyalDirDERIVJun 24D48,000——
Arjun GoyalDirDERIVJun 24D64,570——
Arjun GoyalDirJun 24D462,585——
Carol StuckleyDirDERIVJun 24D40,000——
Carol StuckleyDirDERIVJun 24D48,000——
Carol StuckleyDirDERIVJun 24D48,000——
Carol StuckleyDirDERIVJun 24D48,000——
Carol StuckleyDirDERIVJun 24D208,474——
Mathias HukkelhovenDirDERIVJun 24D40,000——
Mathias HukkelhovenDirDERIVJun 24D48,000——
Mathias HukkelhovenDirDERIVJun 24D48,000——
Mathias HukkelhovenDirDERIVJun 24D96,000——
Gregory M. WeinhoffChiefDERIVJun 24D319,660——
Gregory M. WeinhoffChiefDERIVJun 24D123,000——
Gregory M. WeinhoffChiefDERIVJun 24D100,000——
Gregory M. WeinhoffChiefDERIVJun 24D125,000——
Gregory M. WeinhoffChiefDERIVJun 24D31,002——
Gregory M. WeinhoffChiefDERIVJun 24D230,000——
Gregory M. WeinhoffChiefDERIVJun 24D584,321——
Gregory M. WeinhoffChiefJun 24D65,925——
Brett I. W. ZbarDirDERIVJun 24D40,000——
Brett I. W. ZbarDirDERIVJun 24D48,000——
Brett I. W. ZbarDirDERIVJun 24D48,000——
Brett I. W. ZbarDirDERIVJun 24D48,000——
Brett I. W. ZbarDirDERIVJun 24D64,570——
Samarth KulkarniDirDERIVJun 24D40,000——
Samarth KulkarniDirDERIVJun 24D48,000——
Samarth KulkarniDirDERIVJun 24D48,000——
Samarth KulkarniDirDERIVJun 24D48,000——
Samarth KulkarniDirDERIVJun 24D208,474——
Medicxi Ventures Management (Jersey) Ltd10%JOINTJun 24S281,162——
Medicxi Ventures Management (Jersey) Ltd10%JOINTJun 24S11,197,303——
Medicxi Ventures Management (Jersey) Ltd10%JOINTJun 24S93,526——
Medicxi Ventures Management (Jersey) Ltd10%JOINTJun 24S3,936,970——
Medicxi Ventures Management (Jersey) Ltd10%JOINTJun 24S55,677——
Medicxi Ventures Management (Jersey) Ltd10%JOINTJun 24S4,398,519——
INDEX VENTURES LIFE VI (JERSEY) L.P.10%JOINTJun 24S149,421——
INDEX VENTURES LIFE VI (JERSEY) L.P.10%JOINTJun 24S9,812,368——
Tia L. BushCTODERIVJun 24D140,000——
Tia L. BushCTODERIVJun 24D125,000——
Tia L. BushCTODERIVJun 24D145,208——
Tia L. BushCTODERIVJun 24D27,187——
Tia L. BushCTODERIVJun 24D140,000——
Tia L. BushCTODERIVJun 24D360,338——
Tia L. BushCTOJun 24D147,954——
Karen M. AndersonChiefDERIVJun 24D117,000——
Karen M. AndersonChiefDERIVJun 24D120,000——
Karen M. AndersonChiefDERIVJun 24D83,924——
Karen M. AndersonChiefDERIVJun 24D28,336——
Karen M. AndersonChiefDERIVJun 24D75,000——
Karen M. AndersonChiefJun 24D62,085——
Mario Alberto AccardiCEODERIVJun 24D273,000——
Mario Alberto AccardiCEODERIVJun 24D225,000——
Mario Alberto AccardiCEODERIVJun 24D30,000——
Mario Alberto AccardiCEODERIVJun 24D15,300——
Mario Alberto AccardiCEODERIVJun 24D16,875——
Mario Alberto AccardiCEODERIVJun 24D6,250——
Mario Alberto AccardiCEOJun 24D243,282——
Mario Alberto AccardiCEOMay 1F604$39.42$24KFX
Karen M. AndersonChiefDERIVMar 26MPLAN41,076$0.00—?
Karen M. AndersonChiefMar 26SPLAN41,076$30.12$1.2MFX
Karen M. AndersonChiefMar 26MPLAN41,076$8.01$329KFX
Gregory M. WeinhoffChiefDERIVMar 26MPLAN23,998$0.00—?
Gregory M. WeinhoffChiefMar 26SPLAN23,998$30.00$720KFX
Gregory M. WeinhoffChiefMar 26MPLAN23,998$3.85$92KFX
Karen M. AndersonChiefDERIVMar 17MPLAN10,043$0.00—?
Karen M. AndersonChiefDERIVMar 16MPLAN64,768$0.00—?
Karen M. AndersonChiefMar 17SPLAN10,043$28.10$282KFX
Karen M. AndersonChiefMar 17MPLAN10,043$4.01$40KFX
Karen M. AndersonChiefMar 16SPLAN64,768$28.21$1.8MFX
Karen M. AndersonChiefMar 16MPLAN64,768$4.01$260KFX
Gregory M. WeinhoffChiefMar 13SPLAN11,943$27.16$324KFX
Gregory M. WeinhoffChiefMar 13SPLAN61,253$26.17$1.6MFX
Karen M. AndersonChiefDERIVMar 13MPLAN109,398$0.00—?
Karen M. AndersonChiefMar 13SPLAN12,068$27.13$327KFX
Karen M. AndersonChiefMar 13SPLAN107,961$26.15$2.8MFX
Karen M. AndersonChiefMar 13MPLAN109,398$4.01$439KFX
Stephen KanesCMOFeb 2A120,000$0.00—FX
John J. CrowleyCFODERIVFeb 2A181,000$0.00—?
John J. CrowleyCFOFeb 2A45,000$0.00—FX
Raphael DeferiereCAODERIVFeb 2A42,000$0.00—?
Raphael DeferiereCAOFeb 2A11,000$0.00—FX
Iqbal J. HussainGCDERIVFeb 2A160,000$0.00—?
Iqbal J. HussainGCFeb 2A20,000$0.00—FX
Iqbal J. HussainGCFeb 2A40,000$0.00—FX
Iqbal J. HussainGCFeb 2S38,951$25.15$980KFX
Iqbal J. HussainGCFeb 1F7,780$24.57$191KFX
Iqbal J. HussainGCJan 30S1,010$25.01$25KFX
Gregory M. WeinhoffChiefDERIVFeb 2A123,000$0.00—?
Gregory M. WeinhoffChiefFeb 2A31,000$0.00—FX
Gregory M. WeinhoffChiefFeb 1F14,158$24.57$348KFX
Tia L. BushCTODERIVFeb 2A140,000$0.00—?
Tia L. BushCTOFeb 2A35,000$0.00—FX
Tia L. BushCTOFeb 1F8,549$24.57$210KFX
Karen M. AndersonChiefDERIVFeb 2A117,000$0.00—?
Karen M. AndersonChiefFeb 2A29,000$0.00—FX
Karen M. AndersonChiefFeb 1F10,606$24.57$261KFX
Mario Alberto AccardiCEODERIVFeb 2A273,000$0.00—?
Mario Alberto AccardiCEOFeb 2A68,000$0.00—FX
Mario Alberto AccardiCEOFeb 1F2,915$24.57$72KFX
Mario Alberto AccardiPresDec 9SPLAN2,568$29.21$75KFX
Mario Alberto AccardiPresDec 9SPLAN7,432$28.70$213KFX
Mario Alberto AccardiPresDERIVDec 8MPLAN5,000$0.00—?
Mario Alberto AccardiPresDec 8SPLAN10,000$30.00$300KFX
Mario Alberto AccardiPresDec 8MPLAN5,000$9.53$48KFX
Tia L. BushCTODERIVNov 17MPLAN40,000$0.00—?
Tia L. BushCTONov 17SPLAN40,000$28.00$1.1MFX
Tia L. BushCTONov 17MPLAN40,000$9.42$377KFX
Iqbal J. HussainGCDERIVNov 17MPLAN6,000$0.00—?
Iqbal J. HussainGCNov 17SPLAN6,000$27.64$166KFX
Iqbal J. HussainGCNov 17MPLAN6,000$5.84$35KFX
Tia L. BushCTODERIVNov 12MPLAN40,000$0.00—?
Tia L. BushCTONov 12SPLAN40,000$26.00$1.0MFX
Tia L. BushCTONov 12MPLAN40,000$9.42$377KFX
Mario Alberto AccardiPresNov 1F593$24.90$15KFX
Mario Alberto AccardiPresDERIVOct 27MPLAN5,000$0.00—?
Mario Alberto AccardiPresOct 27SPLAN8,000$25.00$200KFX
Mario Alberto AccardiPresOct 27MPLAN5,000$8.01$40KFX
Iqbal J. HussainGCDERIVOct 15MPLAN6,000$0.00—?
Iqbal J. HussainGCOct 15SPLAN6,000$22.41$134KFX
Iqbal J. HussainGCOct 15MPLAN6,000$5.84$35KFX