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BioAtla, Inc. (BCAB) stock

BCABOTCBiological Products, (No Diagnostic Substances)Fiscal year ends December 31
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Aug 13, 2026Score 4/30
$1.31−0.05 (-3.68%)

Close on Oct 19, 2026Market cap $2.18MP/E –Yield –

Price history

BioAtla share prices for every trading day, newest first. Adjusted for stock splits, not for dividends.

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Close, Oct 19, 2026
$1.31
-3.68% on the day
52-week range
$1.07 – $71.50
-98.2% from the high
Change over 52 weeks
-96.8%
From $41.49 on Oct 17, 2025
Average volume
57,793
Shares a day, last 90 sessions
DateOpenHighLowCloseChangeVolume
Oct 19, 2026$1.22$1.31$1.22$1.31-3.68%2,183
Oct 16, 2026$1.36$1.36$1.22$1.36+4.62%1,412
Oct 15, 2026$1.30$1.30$1.29$1.300.00%3,323
Oct 14, 2026$1.29$1.30$1.25$1.30+1.56%3,911
Oct 13, 2026$1.28$1.28$1.27$1.28+2.40%11,855
Oct 12, 2026$1.39$1.39$1.25$1.25-16.67%9,317
Oct 9, 2026$1.55$1.57$1.34$1.50-3.23%3,006
Oct 8, 2026$1.65$1.65$1.50$1.55-2.52%5,929
Oct 7, 2026$1.23$1.59$1.23$1.59+17.78%10,118
Oct 6, 2026$1.31$1.46$1.22$1.35+2.27%11,086
Oct 5, 2026$1.31$1.32$1.23$1.32+0.76%1,390
Oct 2, 2026$1.23$1.65$1.23$1.31+3.97%3,477
Oct 1, 2026$1.45$1.45$1.26$1.26-3.08%3,495
Sep 30, 2026$1.45$1.45$1.26$1.30-4.41%16,735
Sep 29, 2026$1.55$1.65$1.36$1.36-10.53%6,530
Sep 28, 2026$1.48$1.88$1.38$1.52+2.70%11,050
Sep 25, 2026$1.31$1.48$1.17$1.48-2.63%10,813
Sep 24, 2026$1.41$1.58$1.41$1.52-4.40%3,026
Sep 23, 2026$1.75$1.78$1.31$1.59-10.17%35,125
Sep 22, 2026$1.74$1.77$1.44$1.77-7.81%12,652
Sep 21, 2026$1.71$2.03$1.41$1.92+7.26%21,988
Sep 18, 2026$1.75$1.79$1.65$1.79-5.79%2,868
Sep 17, 2026$2.50$2.50$1.40$1.90-20.83%73,927
Sep 16, 2026$1.43$2.50$1.42$2.40+75.18%107,407
Sep 15, 2026$1.50$1.52$1.34$1.37-6.80%9,762
Sep 14, 2026$1.54$1.54$1.31$1.47-2.00%18,693
Sep 11, 2026$1.27$1.55$1.10$1.50+27.12%27,880
Sep 10, 2026$1.25$1.28$1.18$1.18-4.07%881
Sep 9, 2026$1.30$1.45$1.18$1.23-2.38%15,018
Sep 8, 2026$1.35$1.45$1.16$1.26-4.55%39,968

Seasonality

BCAB return in each calendar month over the last 6 years, including dividends. The current month runs to the latest close.

YearJanFebMarAprMayJunJulAugSepOctNovDec
Average-28.6%-5.1%-6.4%-8.2%-17.7%0.8%3.0%19.4%-7.5%-2.2%16.7%-22.1%
Months up1 of 62 of 62 of 62 of 60 of 62 of 62 of 63 of 61 of 63 of 63 of 51 of 5
2026-52.6%-8.0%-34.9%-47.7%-6.7%5.3%-20.5%-48.6%-23.1%0.8%
2025-20.5%-30.7%6.4%40.2%-15.9%-3.2%-9.3%26.8%51.0%1.7%29.3%-37.2%
2024-22.2%41.0%27.4%-34.4%-33.0%-9.3%32.1%-2.2%-0.6%9.1%-12.5%-64.8%
2023-54.1%-21.4%-10.1%25.7%-6.5%-4.8%-0.3%-16.1%-32.3%-13.5%20.4%39.0%
2022-51.3%-32.2%-22.8%-30.4%-30.7%18.3%19.3%156.2%-11.6%-10.5%59.8%-25.1%
202129.3%20.8%-4.3%-2.5%-13.2%-1.6%-3.3%0.2%-28.4%-0.7%-13.6%-22.3%

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