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BCABBioAtla, Inc.

Market cap
$3.00M
as of 2026-10-23
Latest close
$1.71
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 2023-10-02

InsiderTradedFiledTypeSharesPriceValueOwned after10b5-1 planFiling
Vasquez ChristianChief Financial OfficerAug 31Sep 2F71$1.69$12010,476NoForm 4
Short Jay M PhdChief Executive OfficerAug 31Sep 2F259$1.69$43852,035NoForm 4
Sievers EricChief Medical OfficerAug 31Sep 2F134$1.69$22611,346NoForm 4
Sievers EricChief Medical OfficerMay 31Jun 5F134$3.93$52711,840NoForm 4
Vasquez ChristianChief Financial OfficerMay 31Jun 5F82$3.93$32210,347NoForm 4
Short Jay M PhdChief Executive OfficerMay 31Jun 5F259$3.93$1,01852,294NoForm 4
Short Jay M PhdChief Executive OfficerMar 12Jun 5F639$0.17$10952,553NoForm 4
Sievers EricChief Medical OfficerMar 11Jun 5F360$0.17$6111,614NoForm 4
Vasquez ChristianChief Financial OfficerMar 11Jun 5F175$0.17$3010,429NoForm 4
Short Jay M PhdChief Executive OfficerMar 11Mar 12A430,000$0.00$02,659,603NoForm 4
Vasquez ChristianChief Financial OfficerMar 10Mar 12A240,000$0.00$0530,196NoForm 4
Sievers EricChief Medical OfficerMar 10Mar 12A240,000$0.00$0598,705NoForm 4
Sievers EricChief Medical OfficerFeb 28Mar 2F3,140$0.25$785358,705NoForm 4
Waldron Richard AFormer Chief Financial OfficerFeb 28Mar 2F2,729$0.25$682343,421NoForm 4
Vasquez ChristianChief Financial OfficerFeb 28Mar 2F1,802$0.25$451290,196NoForm 4
Short Jay M PhdChief Executive OfficerFeb 28Mar 2F7,728$0.25$1,9322,229,603NoForm 4
Vasquez ChristianSee RemarksNov 30, 2025Dec 1, 2025F1,566$0.90$1,409291,998NoForm 4
Short Jay M PhdChief Executive OfficerNov 30, 2025Dec 1, 2025F6,347$0.90$5,7122,237,331NoForm 4
Sievers EricChief Medical OfficerNov 30, 2025Dec 1, 2025F2,729$0.90$2,456361,845NoForm 4
Waldron Richard AChief Financial OfficerNov 30, 2025Dec 1, 2025F2,371$0.90$2,134346,150NoForm 4
Waldron Richard AChief Financial OfficerAug 31, 2025Sep 2, 2025F2,371$0.46$1,091338,521NoForm 4
Sievers EricChief Medical OfficerAug 31, 2025Sep 2, 2025F2,729$0.46$1,255364,574NoForm 4
Vasquez ChristianSee RemarksAug 31, 2025Sep 2, 2025F1,566$0.46$720283,564NoForm 4
Short Jay M PhdChief Executive OfficerAug 31, 2025Sep 2, 2025F6,347$0.46$2,9202,243,678NoForm 4
Smith Scott AndrewJun 18, 2025Jun 18, 2025A23,500$0.00$0321,550NoForm 4
Mcbrinn SylviaJun 18, 2025Jun 18, 2025A23,500$0.00$059,125NoForm 4
Gray Mary AnnJun 18, 2025Jun 18, 2025A23,500$0.00$077,397NoForm 4
Steinman LawrenceJun 18, 2025Jun 18, 2025A23,500$0.00$078,459NoForm 4
Williams EddieJun 18, 2025Jun 18, 2025A23,500$0.00$060,200NoForm 4
Moran SusanJun 18, 2025Jun 18, 2025A23,500$0.00$052,307NoForm 4
Vasquez ChristianSee RemarksMay 31, 2025Jun 3, 2025F1,566$0.41$642285,130NoForm 4
Sievers EricChief Medical OfficerMay 31, 2025Jun 3, 2025F2,729$0.41$1,119367,303NoForm 4
Waldron Richard AChief Financial OfficerMay 31, 2025Jun 3, 2025F2,371$0.41$972340,892NoForm 4
Short Jay M PhdChief Executive OfficerMay 31, 2025Jun 3, 2025F6,347$0.41$2,6022,250,025NoForm 4
Short Jay M PhdChief Executive OfficerMar 12, 2025Mar 13, 2025A431,000$0.00$02,256,372NoForm 4
Sievers EricChief Medical OfficerMar 11, 2025Mar 13, 2025A175,000$0.00$0370,032NoForm 4
Waldron Richard AChief Financial OfficerMar 11, 2025Mar 13, 2025A100,000$0.00$0333,263NoForm 4
Vasquez ChristianSee RemarksMar 11, 2025Mar 13, 2025A85,000$0.00$0276,696NoForm 4
Short Jay M PhdChief Executive OfficerFeb 16, 2025Feb 24, 2025F30,911$0.46$14,2191,825,372NoForm 4
Vasquez ChristianSee RemarksFeb 15, 2025Feb 24, 2025F7,189$0.46$3,307191,696NoForm 4
Waldron Richard AChief Financial OfficerFeb 15, 2025Feb 24, 2025F10,887$0.46$5,008233,263NoForm 4
Sievers EricChief Medical OfficerFeb 15, 2025Feb 24, 2025F12,530$0.46$5,764195,032NoForm 4
Sievers EricChief Medical OfficerAug 31, 2024Sep 3, 2024F572$1.77$1,012207,562NoForm 4
Smith Scott AndrewAug 31, 2024Sep 3, 2024F2,181$1.77$3,860298,050NoForm 4
Sievers EricChief Medical OfficerJul 31, 2024Aug 1, 2024F572$1.81$1,035208,134NoForm 4
Smith Scott AndrewJul 31, 2024Aug 1, 2024F2,181$1.81$3,948300,231NoForm 4
Sievers EricChief Medical OfficerJun 30, 2024Jul 1, 2024F572$1.37$784208,706NoForm 4
Smith Scott AndrewJun 30, 2024Jul 1, 2024F2,181$1.37$2,988302,412NoForm 4
Moran SusanJun 13, 2024Jun 14, 2024A16,500$0.00$028,807NoForm 4
Williams EddieJun 13, 2024Jun 14, 2024A16,500$0.00$036,700NoForm 4
Steinman LawrenceJun 13, 2024Jun 14, 2024A16,500$0.00$054,959NoForm 4
Smith Scott AndrewJun 13, 2024Jun 14, 2024A16,500$0.00$0304,593NoForm 4
Mcbrinn SylviaJun 13, 2024Jun 14, 2024A16,500$0.00$035,625NoForm 4
Gray Mary AnnJun 13, 2024Jun 14, 2024A16,500$0.00$053,897NoForm 4
Sievers EricChief Medical OfficerMay 31, 2024May 31, 2024F572$1.51$864209,278NoForm 4
Smith Scott AndrewMay 31, 2024May 31, 2024F2,181$1.51$3,293288,093NoForm 4
Smith Scott AndrewApr 30, 2024May 1, 2024F2,181$2.26$4,929290,274NoForm 4
Sievers EricChief Medical OfficerApr 30, 2024May 1, 2024F572$2.26$1,293209,850NoForm 4
Sievers EricChief Medical OfficerMar 31, 2024Apr 1, 2024F572$3.44$1,968210,422NoForm 4
Smith Scott AndrewMar 31, 2024Apr 1, 2024F2,181$3.44$7,503292,455NoForm 4
Sievers EricChief Medical OfficerFeb 29, 2024Mar 1, 2024F572$2.70$1,544210,994NoForm 4
Smith Scott AndrewFeb 29, 2024Mar 1, 2024F2,181$2.70$5,889294,636NoForm 4
Short Jay M PhdChief Executive OfficerFeb 16, 2024Feb 20, 2024A417,000$0.00$01,856,283NoForm 4
Sievers EricChief Medical OfficerFeb 15, 2024Feb 20, 2024A122,000$0.00$0211,566NoForm 4
Vasquez ChristianSee RemarksFeb 15, 2024Feb 20, 2024A70,000$0.00$0185,659NoForm 4
Waldron Richard AChief Financial OfficerFeb 15, 2024Feb 20, 2024A106,000$0.00$0230,923NoForm 4
Sievers EricChief Medical OfficerJan 31, 2024Feb 1, 2024F657$1.92$1,26189,566NoForm 4
Smith Scott AndrewJan 31, 2024Feb 1, 2024F2,181$1.92$4,188296,817NoForm 4
Mcbrinn SylviaMar 28, 2023Jan 19, 2024P4,000$2.35Purchase +$9,40019,125NoForm 4
Sievers EricChief Medical OfficerDec 31, 2023Jan 3, 2024F555$2.46$1,36590,223NoForm 4
Smith Scott AndrewDec 31, 2023Jan 3, 2024F1,791$2.46$4,406298,998NoForm 4
Gray Mary AnnDec 31, 2023Jan 3, 2024A5,995$0.00$037,397NoForm 4
Williams EddieDec 31, 2023Jan 3, 2024A4,827$0.00$020,200NoForm 4
Mcbrinn SylviaDec 26, 2023Dec 26, 2023P4,000$2.33Purchase +$9,32015,125NoForm 4
Short Jay M PhdChief Executive OfficerDec 20, 2023Dec 20, 2023P50,000$2.14Purchase +$107,0001,439,283NoForm 4
Vasquez ChristianSee RemarksDec 19, 2023Dec 19, 2023P7,495$2.04Purchase +$15,290115,659NoForm 4
Steinman LawrenceDec 19, 2023Dec 19, 2023P20,000$2.05Purchase +$41,00038,459NoForm 4
Sievers EricChief Medical OfficerNov 30, 2023Dec 1, 2023F554$1.77$98190,778NoForm 4
Smith Scott AndrewNov 30, 2023Dec 1, 2023F1,791$1.77$3,170300,789NoForm 4
Waldron Richard AChief Financial OfficerOct 31, 2023Nov 2, 2023F970$1.47$1,426124,923NoForm 4
Short Jay M PhdChief Executive OfficerOct 31, 2023Nov 2, 2023F2,888$1.47$4,2451,389,283NoForm 4
Vasquez ChristianSee RemarksOct 31, 2023Nov 1, 2023F194$1.47$285101,162NoForm 4
Smith Scott AndrewOct 31, 2023Nov 1, 2023F1,791$1.47$2,633302,580NoForm 4
Sievers EricChief Medical OfficerOct 31, 2023Nov 1, 2023F555$1.47$81691,332NoForm 4
Gray Mary AnnSep 30, 2023Oct 3, 2023A8,676$0.00$031,402NoForm 4
Williams EddieSep 30, 2023Oct 3, 2023A6,985$0.00$015,373NoForm 4
Sievers EricChief Medical OfficerSep 30, 2023Oct 2, 2023F554$1.70$94291,887NoForm 4
Smith Scott AndrewSep 30, 2023Oct 2, 2023F1,791$1.70$3,045304,371NoForm 4
Vasquez ChristianSee RemarksSep 30, 2023Oct 2, 2023F194$1.70$330101,356NoForm 4
Waldron Richard AChief Financial OfficerSep 30, 2023Oct 2, 2023F970$1.70$1,649125,893NoForm 4
Short Jay M PhdChief Executive OfficerSep 30, 2023Oct 2, 2023F2,888$1.70$4,9101,392,171NoForm 4