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ALECAlector, Inc.

Market cap
$204.33M
as of 2026-10-23
Latest close
$1.83
as of 2026-10-23
Sector
Healthcare
as of 2026-10-24
Industry
Biotechnology
as of 2026-10-24

Cluster

No cluster in the last 90 days under the default rule (14d · ≥2 insiders · all roles).

Form 4 historysince 2023-10-03

InsiderTradedFiledTypeSharesPriceValueOwned after10b5-1 planFiling
Rosenthal ArnonChief Executive OfficerOct 14Oct 15A217,500$0.00$02,512,100NoForm 4
Rosenthal ArnonChief Executive OfficerOct 14Oct 15A · derivative978,750$1.88$1,840,050978,750NoForm 4
Wong-Sarad GracePrincipal Accounting OfficerOct 14Oct 15A55,555$0.00$0161,570NoForm 4
Wong-Sarad GracePrincipal Accounting OfficerOct 14Oct 15A · derivative83,435$1.88$156,85883,435NoForm 4
Berkley Neil LindsayCFO & Chief Business OfficerOct 14Oct 15A44,567$0.00$0395,216NoForm 4
Berkley Neil LindsayCFO & Chief Business OfficerOct 14Oct 15A · derivative190,000$1.88$357,200190,000NoForm 4
Rosenthal ArnonChief Executive OfficerOct 13Oct 15D · derivative500,000$8.16$4,080,000not reportedNoForm 4
Rosenthal ArnonChief Executive OfficerOct 13Oct 15A · derivative500,000$1.87$935,000500,000NoForm 4
Rosenthal ArnonChief Executive OfficerOct 13Oct 15D · derivative275,000$10.14$2,788,500not reportedNoForm 4
Rosenthal ArnonChief Executive OfficerOct 13Oct 15A · derivative275,000$1.87$514,250275,000NoForm 4
Rosenthal ArnonChief Executive OfficerOct 13Oct 15D · derivative520,000$17.15$8,918,000not reportedNoForm 4
Rosenthal ArnonChief Executive OfficerOct 13Oct 15A · derivative520,000$1.87$972,400520,000NoForm 4
Rosenthal ArnonChief Executive OfficerOct 13Oct 15D · derivative457,038$10.24$4,680,069not reportedNoForm 4
Rosenthal ArnonChief Executive OfficerOct 13Oct 15A · derivative457,038$1.87$854,661457,038NoForm 4
Rosenthal ArnonChief Executive OfficerOct 13Oct 15D · derivative417,213$23.70$9,887,948not reportedNoForm 4
Rosenthal ArnonChief Executive OfficerOct 13Oct 15A · derivative417,213$1.87$780,188417,213NoForm 4
Rosenthal ArnonChief Executive OfficerOct 13Oct 15D · derivative119,446$9.46$1,129,959not reportedNoForm 4
Rosenthal ArnonChief Executive OfficerOct 13Oct 15A · derivative119,446$1.87$223,364119,446NoForm 4
Rosenthal ArnonChief Executive OfficerOct 13Oct 15D · derivative132,500$6.48$858,600not reportedNoForm 4
Rosenthal ArnonChief Executive OfficerOct 13Oct 15A · derivative132,500$1.87$247,775132,500NoForm 4
Wong-Sarad GracePrincipal Accounting OfficerOct 13Oct 15D · derivative20,000$16.46$329,200not reportedNoForm 4
Wong-Sarad GracePrincipal Accounting OfficerOct 13Oct 15A · derivative20,000$1.87$37,40020,000NoForm 4
Wong-Sarad GracePrincipal Accounting OfficerOct 13Oct 15D · derivative13,842$17.15$237,390not reportedNoForm 4
Wong-Sarad GracePrincipal Accounting OfficerOct 13Oct 15A · derivative13,842$1.87$25,88513,842NoForm 4
Wong-Sarad GracePrincipal Accounting OfficerOct 13Oct 15D · derivative20,454$10.24$209,449not reportedNoForm 4
Wong-Sarad GracePrincipal Accounting OfficerOct 13Oct 15A · derivative20,454$1.87$38,24920,454NoForm 4
Wong-Sarad GracePrincipal Accounting OfficerOct 13Oct 15D · derivative10,228$13.56$138,692not reportedNoForm 4
Wong-Sarad GracePrincipal Accounting OfficerOct 13Oct 15A · derivative10,228$1.87$19,12610,228NoForm 4
Wong-Sarad GracePrincipal Accounting OfficerOct 13Oct 15D · derivative11,552$23.70$273,782not reportedNoForm 4
Wong-Sarad GracePrincipal Accounting OfficerOct 13Oct 15A · derivative11,552$1.87$21,60211,552NoForm 4
Wong-Sarad GracePrincipal Accounting OfficerOct 13Oct 15D · derivative11,309$9.46$106,983not reportedNoForm 4
Wong-Sarad GracePrincipal Accounting OfficerOct 13Oct 15A · derivative11,309$1.87$21,14811,309NoForm 4
Wong-Sarad GracePrincipal Accounting OfficerSep 4Sep 4S3,625$2.51Sale −$9,099106,015NoForm 4
Berkley Neil LindsayCFO & Chief Business OfficerSep 3Sep 4S29,251$2.66Sale −$77,808350,649NoForm 4
Rosenthal ArnonChief Executive OfficerSep 3Sep 4S72,606$2.66Sale −$193,1322,294,600NoForm 4
Wong-Sarad GracePrincipal Accounting OfficerSep 3Sep 4S5,165$2.67Sale −$13,791109,640NoForm 4
Wong-Sarad GracePrincipal Accounting OfficerSep 2Sep 4S656$2.75Sale −$1,804114,805NoForm 4
Rosenthal ArnonChief Executive OfficerAug 19Aug 21G1,050,000$0.00$0922,875NoForm 4
Rosenthal ArnonChief Executive OfficerAug 19Aug 21G350,000$0.00$01,002,500NoForm 4
Rosenthal ArnonChief Executive OfficerAug 19Aug 21G350,000$0.00$01,002,500NoForm 4
Rosenthal ArnonChief Executive OfficerAug 19Aug 21G350,000$0.00$01,002,500NoForm 4
Wong-Sarad GracePrincipal Accounting OfficerJul 9Jul 9A20,000$0.00$0115,461NoForm 4
Lavigne Louis J JrJun 17Jun 17A28,700$0.00$0128,109NoForm 4
Lavigne Louis J JrJun 17Jun 17A · derivative9,450$0.00$09,450NoForm 4
Desouza Errol BJun 17Jun 17A28,700$0.00$098,650NoForm 4
Desouza Errol BJun 17Jun 17A · derivative9,450$0.00$09,450NoForm 4
Altmeyer MarkJun 17Jun 17A28,700$0.00$098,650NoForm 4
Altmeyer MarkJun 17Jun 17A · derivative9,450$0.00$09,450NoForm 4
Scheller Richard HJun 17Jun 17A28,700$0.00$0134,899NoForm 4
Scheller Richard HJun 17Jun 17A · derivative9,450$0.00$09,450NoForm 4
Hammond PaulaJun 17Jun 17A28,700$0.00$0103,609NoForm 4
Hammond PaulaJun 17Jun 17A · derivative9,450$0.00$09,450NoForm 4
Garofalo Elizabeth A.Jun 17Jun 17A28,700$0.00$0118,650NoForm 4
Garofalo Elizabeth A.Jun 17Jun 17A · derivative9,450$0.00$09,450NoForm 4
Yaffe KristineJun 17Jun 17A28,700$0.00$0124,109NoForm 4
Yaffe KristineJun 17Jun 17A · derivative9,450$0.00$09,450NoForm 4
Wong-Sarad GracePrincipal Accounting OfficerJun 3Jun 3S3,475$1.88Sale −$6,53395,461NoForm 4
Berkley Neil LindsayCFO & Chief Business OfficerJun 2Jun 3S19,360$1.97Sale −$38,139379,900NoForm 4
Wong-Sarad GracePrincipal Accounting OfficerJun 2Jun 3S5,709$1.97Sale −$11,24798,936NoForm 4
Rosenthal ArnonChief Executive OfficerJun 2Jun 3S87,216$1.97Sale −$171,8162,367,206NoForm 4
Scheller Richard HJun 1Jun 3A10,833$0.00$0106,199NoForm 4
Wong-Sarad GracePrincipal Accounting OfficerApr 16Apr 17S1,820$2.65Sale −$4,823104,645YesForm 4
Berkley Neil LindsayCFO & Chief Business OfficerMar 15Mar 13A54,600$0.00$0399,260NoForm 4
Rosenthal ArnonChief Executive OfficerMar 13Mar 13A116,246$0.00$02,454,422NoForm 4
Wong-Sarad GracePrincipal Accounting OfficerMar 10Mar 12S1,000$2.65Sale −$2,650106,465YesForm 4
Wong-Sarad GracePrincipal Accounting OfficerMar 3Mar 3S3,367$2.08Sale −$7,003107,465YesForm 4
Rosenthal ArnonChief Executive OfficerMar 2Mar 3S81,864$2.12Sale −$173,5522,338,176NoForm 4
Wong-Sarad GracePrincipal Accounting OfficerMar 2Mar 3S8,071$2.12Sale −$17,111110,832NoForm 4
Berkley Neil LindsayCFO & Chief Business OfficerMar 2Mar 3S29,649$2.12Sale −$62,856344,660NoForm 4
Wong-Sarad GracePrincipal Accounting OfficerFeb 26Feb 26S4,079$2.50Sale −$10,198118,903YesForm 4
Wong-Sarad GracePrincipal Accounting OfficerDec 5, 2025Dec 8, 2025S4,753$1.21Sale −$5,751122,982NoForm 4
Rosenthal ArnonChief Executive OfficerDec 3, 2025Dec 3, 2025S104,347$1.12Sale −$116,8692,420,040NoForm 4
Kenkare-Mitra SaraPresident and Head of R&DDec 3, 2025Dec 3, 2025S41,687$1.12Sale −$46,689501,652NoForm 4
Wong-Sarad GracePrincipal Accounting OfficerDec 3, 2025Dec 3, 2025S8,056$1.12Sale −$9,023127,735NoForm 4
Berkley Neil LindsayChief Bus Ofcr & Interim CFODec 3, 2025Dec 3, 2025S37,261$1.12Sale −$41,732374,309NoForm 4
Rosenthal ArnonChief Executive OfficerNov 10, 2025Nov 12, 2025A174,167$0.00$02,524,387NoForm 4
Rosenthal ArnonChief Executive OfficerNov 10, 2025Nov 12, 2025A · derivative522,500$1.31$684,475522,500NoForm 4
Wong-Sarad GracePrincipal Accounting OfficerNov 10, 2025Nov 12, 2025A32,343$0.00$0135,791NoForm 4
Wong-Sarad GracePrincipal Accounting OfficerNov 10, 2025Nov 12, 2025A · derivative48,535$1.31$63,58148,535NoForm 4
Berkley Neil LindsayChief Bus Ofcr & Interim CFONov 10, 2025Nov 12, 2025A65,000$0.00$0411,570NoForm 4
Berkley Neil LindsayChief Bus Ofcr & Interim CFONov 10, 2025Nov 12, 2025A · derivative195,000$1.31$255,450195,000NoForm 4
Rosenthal ArnonChief Executive OfficerSep 2, 2025Sep 4, 2025S51,562$2.50Sale −$128,9052,350,220NoForm 4
Kenkare-Mitra SaraPresident and Head of R&DSep 2, 2025Sep 4, 2025S23,638$2.50Sale −$59,095543,339NoForm 4
Berkley Neil LindsayPrincipal Financial OfficerSep 2, 2025Sep 4, 2025S15,842$2.50Sale −$39,605346,570NoForm 4
Wong-Sarad GracePrincipal Accounting OfficerSep 2, 2025Sep 4, 2025S5,910$2.50Sale −$14,775103,448NoForm 4
Hammond PaulaAug 26, 2025Aug 27, 2025S14,000$2.36Sale −$33,04074,909YesForm 4
Rosenthal ArnonChief Executive OfficerJul 1, 2025Jul 1, 2025A137,125$0.00$02,551,782NoForm 4
Rosenthal ArnonChief Executive OfficerJul 1, 2025Jul 1, 2025A · derivative45,700$1.42$64,89445,700NoForm 4
Kenkare-Mitra SaraPresident and Head of R&DJul 1, 2025Jul 1, 2025A54,725$0.00$0566,977NoForm 4
Kenkare-Mitra SaraPresident and Head of R&DJul 1, 2025Jul 1, 2025A · derivative18,250$1.42$25,91518,250NoForm 4
Berkley Neil LindsayPrincipal Financial OfficerJul 1, 2025Jul 1, 2025A · derivative18,000$1.42$25,56018,000NoForm 4
Yaffe KristineJun 20, 2025Jun 23, 2025S1,000$1.44Sale −$1,44095,409YesForm 4
Altmeyer MarkJun 11, 2025Jun 12, 2025A28,700$0.00$069,950NoForm 4
Altmeyer MarkJun 11, 2025Jun 12, 2025A · derivative9,450$1.63$15,4049,450NoForm 4
Desouza Errol BJun 11, 2025Jun 12, 2025A28,700$0.00$069,950NoForm 4
Desouza Errol BJun 11, 2025Jun 12, 2025A · derivative9,450$1.63$15,4049,450NoForm 4
Lavigne Louis J JrJun 11, 2025Jun 12, 2025A28,700$0.00$099,409NoForm 4
Lavigne Louis J JrJun 11, 2025Jun 12, 2025A · derivative9,450$1.63$15,4049,450NoForm 4
Scheller Richard HJun 11, 2025Jun 12, 2025A28,700$0.00$095,366NoForm 4
Scheller Richard HJun 11, 2025Jun 12, 2025A · derivative9,450$1.63$15,4049,450NoForm 4
Garofalo Elizabeth A.Jun 11, 2025Jun 12, 2025A28,700$0.00$089,950NoForm 4
Garofalo Elizabeth A.Jun 11, 2025Jun 12, 2025A · derivative9,450$1.63$15,4049,450NoForm 4
Yaffe KristineJun 11, 2025Jun 12, 2025A28,700$0.00$096,409NoForm 4
Yaffe KristineJun 11, 2025Jun 12, 2025A · derivative9,450$1.63$15,4049,450NoForm 4
Hammond PaulaJun 11, 2025Jun 12, 2025A28,700$0.00$088,909NoForm 4
Hammond PaulaJun 11, 2025Jun 12, 2025A · derivative9,450$1.63$15,4049,450NoForm 4
Rosenthal ArnonChief Executive OfficerJun 2, 2025Jun 4, 2025S52,087$1.34Sale −$69,7972,414,657NoForm 4
Kenkare-Mitra SaraPresident and Head of R&DJun 2, 2025Jun 4, 2025S23,890$1.34Sale −$32,013512,252NoForm 4
Grasso MarcChief Financial OfficerJun 2, 2025Jun 4, 2025S16,488$1.34Sale −$22,094296,072NoForm 4
Scheller Richard HMay 2, 2025May 2, 2025A15,833$0.00$066,666NoForm 4
Romano GaryChief Medical OfficerMar 3, 2025Mar 5, 2025S16,306$1.47Sale −$23,970332,977NoForm 4
Rosenthal ArnonChief Executive OfficerMar 3, 2025Mar 5, 2025S40,330$1.47Sale −$59,2852,466,744NoForm 4
Kenkare-Mitra SaraPresident and Head of R&DMar 3, 2025Mar 5, 2025S29,073$1.47Sale −$42,737536,142NoForm 4
Grasso MarcChief Financial OfficerMar 3, 2025Mar 5, 2025S18,091$1.47Sale −$26,594312,560NoForm 4
Romano GaryChief Medical OfficerDec 2, 2024Dec 3, 2024S14,892$2.52Sale −$37,528349,283NoForm 4
Kenkare-Mitra SaraPresident and Head of R&DDec 2, 2024Dec 3, 2024S26,500$2.52Sale −$66,780565,215NoForm 4
Rosenthal ArnonChief Executive OfficerDec 2, 2024Dec 3, 2024S52,172$2.52Sale −$131,4732,507,074NoForm 4
Grasso MarcChief Financial OfficerDec 2, 2024Dec 3, 2024S16,489$2.52Sale −$41,552330,651NoForm 4
Scheller Richard HAug 2, 2024Oct 10, 2024A15,833$0.00$050,833NoForm 4
Romano GaryChief Medical OfficerOct 1, 2024Oct 2, 2024A184,380$0.00$0364,175NoForm 4
Rosenthal ArnonChief Executive OfficerOct 1, 2024Oct 2, 2024A610,500$0.00$02,559,246NoForm 4
Kenkare-Mitra SaraPresident and Head of R&DOct 1, 2024Oct 2, 2024A300,000$0.00$0591,715NoForm 4
Grasso MarcChief Financial OfficerOct 1, 2024Oct 2, 2024A216,400$0.00$0347,140NoForm 4
Romano GaryChief Medical OfficerSep 3, 2024Sep 4, 2024S8,478$4.88Sale −$41,373179,795NoForm 4
Kenkare-Mitra SaraPresident and Head of R&DSep 3, 2024Sep 4, 2024S13,926$4.88Sale −$67,959291,715NoForm 4
Rosenthal ArnonChief Executive OfficerSep 3, 2024Sep 4, 2024S26,499$4.88Sale −$129,3151,948,746NoForm 4
Grasso MarcChief Financial OfficerSep 3, 2024Sep 4, 2024S7,297$4.88Sale −$35,609130,740NoForm 4
Scheller Richard HAug 22, 2024Aug 23, 2024S44,250$5.16Sale −$228,33035,000NoForm 4
Yaffe KristineAug 12, 2024Aug 13, 2024S5,000$5.06Sale −$25,30067,709YesForm 4
Hammond PaulaAug 12, 2024Aug 13, 2024S10,500$5.06Sale −$53,13060,209YesForm 4
Hammond PaulaJun 12, 2024Jun 12, 2024A35,000$0.00$070,709NoForm 4
Wehner David M.Jun 12, 2024Jun 12, 2024A35,000$0.00$0115,330NoForm 4
Scheller Richard HJun 12, 2024Jun 12, 2024A35,000$0.00$079,250NoForm 4
Garofalo Elizabeth A.Jun 12, 2024Jun 12, 2024A35,000$0.00$061,250NoForm 4
Yaffe KristineJun 12, 2024Jun 12, 2024A35,000$0.00$072,709NoForm 4
Lavigne Louis J JrJun 12, 2024Jun 12, 2024A35,000$0.00$070,709NoForm 4
Grasso MarcChief Financial OfficerJun 3, 2024Jun 4, 2024S6,920$4.80Sale −$33,216138,037NoForm 4
Kenkare-Mitra SaraPresident and Head of R&DJun 3, 2024Jun 4, 2024S13,206$4.80Sale −$63,389305,641NoForm 4
Romano GaryChief Medical OfficerJun 3, 2024Jun 4, 2024S8,040$4.80Sale −$38,592188,273NoForm 4
Rosenthal ArnonChief Executive OfficerJun 3, 2024Jun 4, 2024S25,135$4.80Sale −$120,6481,975,245NoForm 4
Polaris Venture Management Co. VI, L.L.C.May 29, 2024May 31, 2024J500,000$0.00$09,853,817NoForm 4
Polaris Venture Management Co. VI, L.L.C.May 29, 2024May 31, 2024J98,533$0.00$098,533NoForm 4
Polaris Venture Management Co. VI, L.L.C.May 29, 2024May 31, 2024J98,533$0.00$0not reportedNoForm 4
Polaris Venture Partners VI (AIV), L.P.Apr 30, 2024May 2, 2024J500,000$0.00$010,353,817NoForm 4
Polaris Venture Partners VI (AIV), L.P.Apr 30, 2024May 2, 2024J98,533$0.00$098,533NoForm 4
Polaris Venture Partners VI (AIV), L.P.Apr 30, 2024May 2, 2024J98,533$0.00$0not reportedNoForm 4
Desouza Errol BMar 19, 2024Mar 21, 2024A41,250$0.00$041,250NoForm 4
Desouza Errol BMar 19, 2024Mar 21, 2024A · derivative19,420$6.20$120,40419,420NoForm 4
Altmeyer MarkMar 19, 2024Mar 21, 2024A41,250$0.00$041,250NoForm 4
Altmeyer MarkMar 19, 2024Mar 21, 2024A · derivative19,420$6.20$120,40419,420NoForm 4
Rosenthal ArnonChief Executive OfficerMar 4, 2024Mar 5, 2024S18,837$6.92Sale −$130,3522,000,380NoForm 4
Grasso MarcChief Financial OfficerMar 4, 2024Mar 5, 2024S5,716$6.92Sale −$39,555144,957NoForm 4
Kenkare-Mitra SaraPresident and Head of R&DMar 4, 2024Mar 5, 2024S10,169$6.92Sale −$70,369318,847NoForm 4
Romano GaryChief Medical OfficerMar 4, 2024Mar 5, 2024S6,001$6.92Sale −$41,527196,313NoForm 4
Scheller Richard HJul 15, 2023Feb 14, 2024A8,541$0.00$044,250NoForm 4
Garofalo Elizabeth A.Dec 5, 2023Dec 6, 2023G9,459$0.00$026,250NoForm 4
Kenkare-Mitra SaraPresident and Head of R&DDec 4, 2023Dec 6, 2023S12,519$5.56Sale −$69,606329,016NoForm 4
Grasso MarcChief Financial OfficerDec 4, 2023Dec 6, 2023S4,574$5.56Sale −$25,431150,673NoForm 4
Romano GaryChief Medical OfficerDec 4, 2023Dec 6, 2023S5,035$5.56Sale −$27,995202,314NoForm 4
Rosenthal ArnonChief Executive OfficerDec 4, 2023Dec 6, 2023S23,831$5.56Sale −$132,5002,019,217NoForm 4
Rosenthal ArnonChief Executive OfficerOct 1, 2023Oct 3, 2023A397,600$0.00$02,043,048NoForm 4
Rosenthal ArnonChief Executive OfficerOct 1, 2023Oct 3, 2023A · derivative132,500$6.48$858,600132,500NoForm 4
Kenkare-Mitra SaraPresident and Head of R&DOct 1, 2023Oct 3, 2023A163,600$0.00$0341,535NoForm 4
Kenkare-Mitra SaraPresident and Head of R&DOct 1, 2023Oct 3, 2023A · derivative54,500$6.48$353,16054,500NoForm 4
Grasso MarcChief Financial OfficerOct 1, 2023Oct 3, 2023A123,000$0.00$0155,247NoForm 4
Grasso MarcChief Financial OfficerOct 1, 2023Oct 3, 2023A · derivative41,000$6.48$265,68041,000NoForm 4
Romano GaryChief Medical OfficerOct 1, 2023Oct 3, 2023A108,000$0.00$0207,349NoForm 4
Romano GaryChief Medical OfficerOct 1, 2023Oct 3, 2023A · derivative36,000$6.48$233,28036,000NoForm 4