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Arqit Quantum Inc. (ARQQ)

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Insider transactions

A complete record of Form 4 filings tracking every share acquisition and disposal by executives, directors, and senior officers. Filterable by date range and transaction type, the table exposes the direct market actions of those with the deepest knowledge of a company's operations — providing a factual, data-driven signal of internal conviction that complements traditional fundamental and technical analysis.

Transaction date
Executive
Executive Title
Security Type
Acquisition / Disposal
Shares
Share price
Sep 22, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorOrdinary SharesAcquisition4,600,0002.5
Sep 22, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorOrdinary Share Purchase Warrants (right to buy)Disposal4,600,0000
Jul 17, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorRestricted Share UnitsDisposal6730
Jul 17, 2026RITCHIE, GARTHDirectorRestricted Share UnitsDisposal8410
Jul 17, 2026CALABRIA, CARLODirectorOrdinary SharesAcquisition7570
Jul 17, 2026RITCHIE, GARTHDirectorOrdinary SharesAcquisition8410
Jul 17, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorOrdinary SharesAcquisition6730
Jul 17, 2026CALABRIA, CARLODirectorRestricted Share UnitsDisposal7570
Jul 15, 2026CALABRIA, CARLODirectorRestricted Share UnitsAcquisition7570
Jul 15, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorRestricted Share UnitsAcquisition6730
Jul 15, 2026RITCHIE, GARTHDirectorRestricted Share UnitsAcquisition8410
Jul 10, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal81.19
Jul 9, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal4041.19
Jul 8, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal1101.4
Jul 7, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal401.17
Jul 6, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal971.2
Jul 2, 2026WILLCOCKS, PATRICKGeneral CounselOrdinary SharesDisposal2,00925.203
Jul 2, 2026FEENAN, PAULChief Revenue OfficerOrdinary SharesDisposal1,83425.203
Jul 2, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal361.4
Jul 2, 2026RITCHIE, GARTHDirectorOrdinary SharesDisposal43925.203
Jul 2, 2026LEAVER, ANDREWChief Executive OfficerOrdinary SharesDisposal9,89325.203
Jul 2, 2026WILDER, BEN SIMONChief Operating OfficerOrdinary SharesDisposal76925.203
Jul 1, 2026RITCHIE, GARTHDirectorRestricted Share UnitsDisposal2490
Jul 1, 2026FEENAN, PAULChief Revenue OfficerRestricted Stock UnitsDisposal9650
Jul 1, 2026WILDER, BEN SIMONChief Operating OfficerRestricted Share UnitsDisposal5000
Jul 1, 2026FEENAN, PAULChief Revenue OfficerRestricted Stock UnitsDisposal1,6660
Jul 1, 2026WILDER, BEN SIMONChief Operating OfficerRestricted Share UnitsDisposal8330
Jul 1, 2026FEENAN, PAULChief Revenue OfficerOrdinary SharesAcquisition9650
Jul 1, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal411.4
Jul 1, 2026FEENAN, PAULChief Revenue OfficerOrdinary SharesAcquisition4720
Jul 1, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorRestricted Share UnitsDisposal3,5840
Jul 1, 2026WILLCOCKS, PATRICKGeneral CounselOrdinary SharesAcquisition9150
Jul 1, 2026FEENAN, PAULChief Revenue OfficerRestricted Stock UnitsDisposal4720
Jul 1, 2026CALABRIA, CARLODirectorOrdinary SharesAcquisition2490
Jul 1, 2026CALABRIA, CARLODirectorOrdinary SharesAcquisition2500
Jul 1, 2026WILLCOCKS, PATRICKGeneral CounselOrdinary SharesAcquisition2,0820
Jul 1, 2026FEENAN, PAULChief Revenue OfficerOrdinary SharesAcquisition1190
Jul 1, 2026WILLCOCKS, PATRICKGeneral CounselRestricted Share UnitsDisposal1100
Jul 1, 2026CALABRIA, CARLODirectorRestricted Share UnitsDisposal500
Jul 1, 2026WILLCOCKS, PATRICKGeneral CounselOrdinary SharesAcquisition4480
Jul 1, 2026WILLCOCKS, PATRICKGeneral CounselRestricted Share UnitsDisposal4480
Jul 1, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorOrdinary SharesDisposal32,42230.24
Jul 1, 2026WILDER, BEN SIMONChief Operating OfficerOrdinary SharesAcquisition5000
Jul 1, 2026CALABRIA, CARLODirectorOrdinary SharesAcquisition500
Jul 1, 2026RITCHIE, GARTHDirectorOrdinary SharesAcquisition500
Jul 1, 2026WILLCOCKS, PATRICKGeneral CounselOrdinary SharesAcquisition1100
Jul 1, 2026FEENAN, PAULChief Revenue OfficerOrdinary SharesAcquisition1,6660
Jul 1, 2026RITCHIE, GARTHDirectorRestricted Share UnitsDisposal500
Jul 1, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorOrdinary SharesAcquisition3,5840
Jul 1, 2026WILLCOCKS, PATRICKGeneral CounselRestricted Share UnitsDisposal2,0820
Jul 1, 2026WILLCOCKS, PATRICKGeneral CounselRestricted Share UnitsDisposal9150
Jul 1, 2026RITCHIE, GARTHDirectorOrdinary SharesAcquisition2490
Jul 1, 2026RITCHIE, GARTHDirectorOrdinary SharesAcquisition2500
Jul 1, 2026WILDER, BEN SIMONChief Operating OfficerOrdinary SharesAcquisition8330
Jul 1, 2026CALABRIA, CARLODirectorRestricted Share UnitsDisposal2490
Jul 1, 2026CALABRIA, CARLODirectorRestricted Share UnitsDisposal2500
Jul 1, 2026LEAVER, ANDREWChief Executive OfficerRestricted Stock UnitsDisposal15,6250
Jul 1, 2026LEAVER, ANDREWChief Executive OfficerOrdinary SharesAcquisition15,6250
Jul 1, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorOrdinary SharesAcquisition2500
Jul 1, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorOrdinary SharesAcquisition2490
Jul 1, 2026FEENAN, PAULChief Revenue OfficerRestricted Stock UnitsDisposal1190
Jul 1, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorRestricted Share UnitsDisposal2500
Jul 1, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorRestricted Share UnitsDisposal2490
Jul 1, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorRestricted Share UnitsDisposal500
Jul 1, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorOrdinary SharesAcquisition500
Jul 1, 2026RITCHIE, GARTHDirectorRestricted Share UnitsDisposal2500
Jun 30, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal1541.6
Jun 30, 2026WILLCOCKS, PATRICKGeneral CounselOrdinary SharesDisposal4,00029.48
Jun 30, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorOrdinary SharesDisposal22,02230.07
Jun 29, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal1131.5
Jun 26, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal3171.2
Jun 25, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal4551.2
Jun 24, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal6591.2
Jun 23, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal4921.8
Jun 22, 2026BERS, JENNIFERChief Revenue OfficerOrdinary SharesAcquisition15,0000
Jun 22, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal1201.4
Jun 22, 2026BERS, JENNIFERChief Revenue OfficerRestricted Stock UnitsDisposal15,0000
Jun 22, 2026BERS, JENNIFERChief Revenue OfficerOrdinary SharesDisposal8,28821.42
Jun 18, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal5241.5
Jun 17, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal8801.5
Jun 16, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal4281.6
Jun 15, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal3561.4
Jun 12, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal6871.2
Jun 11, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal8411.5
Jun 10, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal621.5
Jun 9, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal521.4
Jun 8, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal181.5
Jun 5, 2026RITCHIE, GARTHDirectorOrdinary Share Purchase Warrants (right to buy)Disposal73,5620
Jun 5, 2026RITCHIE, GARTHDirectorOrdinary SharesAcquisition73,5622.5
Jun 5, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal1561.4
Jun 4, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal1241.5
Jun 3, 2026CALABRIA, CARLODirectorOrdinary Share Purchase Warrants (right to buy)Disposal120,0000
Jun 3, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal1161.5
Jun 3, 2026CALABRIA, CARLODirectorOrdinary SharesAcquisition120,0002.5
Jun 2, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal1321.6
Jun 1, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal1061.6
May 29, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal2271.7
May 28, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal1501.8
May 27, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal1521.8
May 26, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal1511.8
May 22, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal1,0011.9
May 21, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal7872.1
May 20, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal721.9
May 19, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal1161.6
May 18, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal1062
May 15, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal1102
May 14, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal472.1
May 13, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal802.1
May 12, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal131.8
May 11, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal1122.1
May 8, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal1812.1
May 7, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorRestricted Stock UnitsAcquisition1,0820
May 7, 2026RITCHIE, GARTHDirectorRestricted Stock UnitsDisposal1,8870
May 7, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal112.2
May 7, 2026RITCHIE, GARTHDirectorOrdinary SharesAcquisition1,8870
May 7, 2026RITCHIE, GARTHDirectorRestricted Stock UnitsAcquisition1,8870
May 7, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorOrdinary SharesAcquisition1,0820
May 7, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorRestricted Stock UnitsDisposal1,0820
May 6, 2026CALABRIA, CARLODirectorRestricted Stock UnitsAcquisition1,6980
May 6, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorRestricted Stock UnitsDisposal1,5090
May 6, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorOrdinary SharesAcquisition1,5090
May 6, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorRestricted Stock UnitsAcquisition1,5090
May 6, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal4042.2
May 6, 2026CALABRIA, CARLODirectorRestricted Stock UnitsDisposal1,6980
May 6, 2026CALABRIA, CARLODirectorOrdinary SharesAcquisition1,6980
May 5, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal682.3
May 4, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal3282.1
May 1, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal4022.1
Apr 30, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal912.3
Apr 29, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal9672.3
Apr 28, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal4212.5
Apr 27, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal412.9
Apr 24, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal2052.9
Apr 23, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal1823.3
Apr 22, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal3813.1
Apr 21, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal1032.8
Apr 20, 2026POINTON, NICHOLASChief Financial OfficerOrdinary SharesDisposal43515.87
Apr 20, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal3072.8
Apr 20, 2026POINTON, NICHOLASChief Financial OfficerOrdinary SharesAcquisition3,0660.003
Apr 20, 2026POINTON, NICHOLASChief Financial OfficerEmployee Share Options (right to buy)Disposal3,0660
Apr 20, 2026BERS, JENNIFERChief Revenue OfficerRestricted Stock UnitsAcquisition15,0000
Apr 17, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal1513.1
Apr 16, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal1593.1
Apr 15, 2026LEFEBVRE, D'OVIDIO MANFREDIDirectorBusiness Combination Warrants (right to buy)Disposal7133
Apr 6, 2026LEAVER, ANDREWChief Executive OfficerOrdinary SharesDisposal7,59513.512
Apr 2, 2026FEENAN, PAULChief Revenue OfficerOrdinary SharesDisposal1,63213.32
Apr 1, 2026BERS, JENNIFERChief Revenue OfficerRestricted Stock UnitsAcquisition9,8210
Apr 1, 2026FEENAN, PAULChief Revenue OfficerOrdinary SharesAcquisition1,6660
Apr 1, 2026FEENAN, PAULChief Revenue OfficerOrdinary SharesAcquisition9660
Apr 1, 2026CALABRIA, CARLODirectorRestricted Stock UnitsDisposal500
Apr 1, 2026FEENAN, PAULChief Revenue OfficerRestricted Stock UnitsDisposal9660
Apr 1, 2026FEENAN, PAULChief Revenue OfficerOrdinary SharesAcquisition4720
Apr 1, 2026FEENAN, PAULChief Revenue OfficerRestricted Stock UnitsDisposal1,6660
Apr 1, 2026CALABRIA, CARLODirectorRestricted Stock UnitsDisposal2500
Apr 1, 2026FEENAN, PAULChief Revenue OfficerOrdinary SharesAcquisition1220
Apr 1, 2026FEENAN, PAULChief Revenue OfficerRestricted Stock UnitsDisposal4720
Apr 1, 2026RUSSELL, ROBERT MICHAELChief Financial OfficerRestricted Stock UnitsAcquisition5,2020
Apr 1, 2026CALABRIA, CARLODirectorOrdinary SharesAcquisition2500
Apr 1, 2026CALABRIA, CARLODirectorOrdinary SharesAcquisition500
Apr 1, 2026CALABRIA, CARLODirectorRestricted Stock UnitsDisposal5010
Apr 1, 2026FEENAN, PAULChief Revenue OfficerRestricted Stock UnitsDisposal1220
Apr 1, 2026CALABRIA, CARLODirectorOrdinary SharesAcquisition5010