# BIOATLA INC (BCAB)

> Institutional ownership reported to the SEC as of Q2 2026, from Form 13F filings. Source: https://holderbook.com/stocks/BCAB/

- Reporting holders: 22
- Reported value: $1.3M
- Held through calls: 0.0%
- Held through puts: 0.0%

A 13F reports long US equity positions only. Shorts, bonds, foreign listings and cash are not visible here, and positions are disclosed up to 45 days after the quarter ends.

## Largest holders

| Manager | Value | Shares | Share of their book | Quarters held |
|---|---|---|---|---|
| [ACORN CAPITAL ADVISORS, LLC](https://holderbook.com/funds/2054410-acorn-capital-advisors-llc/) | $447.6K | 108,126 | 0.1% | 7 |
| [MILLENNIUM MANAGEMENT LLC](https://holderbook.com/funds/1273087-millennium-management-llc/) | $292.4K | 70,616 | 0.0% | 1 |
| [Stonepine Capital Management, LLC](https://holderbook.com/funds/1440771-stonepine-capital-management-llc/) | $136.1K | 32,864 | 0.0% | 1 |
| [Lido Advisors, LLC](https://holderbook.com/funds/1650150-lido-advisors-llc/) | $69.0K | 16,656 | 0.0% | 1 |
| [ACADIAN ASSET MANAGEMENT LLC](https://holderbook.com/funds/916542-acadian-asset-management-llc/) | $58.0K | 14,294 | 0.0% | 1 |
| [HRT FINANCIAL LP](https://holderbook.com/funds/1475597-hrt-financial-lp/) | $54.0K | 13,276 | 0.0% | 1 |
| [GEODE CAPITAL MANAGEMENT, LLC](https://holderbook.com/funds/1214717-geode-capital-management-llc/) | $53.1K | 12,819 | 0.0% | 1 |
| [DEUTSCHE BANK AG\](https://holderbook.com/funds/948046-deutsche-bank-ag/) | $43.7K | 10,556 | 0.0% | 1 |
| [BlackRock, Inc.](https://holderbook.com/funds/2012383-blackrock-inc/) | $39.8K | 9,616 | 0.0% | 1 |
| [VANGUARD CAPITAL MANAGEMENT LLC](https://holderbook.com/funds/2100119-vanguard-capital-management-llc/) | $37.9K | 9,164 | 0.0% | 1 |
| [UBS Group AG](https://holderbook.com/funds/1610520-ubs-group-ag/) | $25.7K | 6,201 | 0.0% | 1 |
| [VANGUARD FIDUCIARY TRUST CO](https://holderbook.com/funds/933478-vanguard-fiduciary-trust-co/) | $19.6K | 4,730 | 0.0% | 1 |
| [MORGAN STANLEY](https://holderbook.com/funds/895421-morgan-stanley/) | $4.6K | 1,108 | 0.0% | 1 |
| [Tower Research Capital LLC (TRC)](https://holderbook.com/funds/1533421-tower-research-capital-llc-trc/) | $3.6K | 863 | 0.0% | 1 |
| [SBI Securities Co., Ltd.](https://holderbook.com/funds/1851815-sbi-securities-co-ltd/) | $1.1K | 267 | 0.0% | 2 |
| [Forum Finance Group S.A.](https://holderbook.com/funds/2133354-forum-finance-group-s-a/) | $1.0K | 400 | 0.0% | 1 |
| [Twin Lakes Capital Management, LLC](https://holderbook.com/funds/1847794-twin-lakes-capital-management-llc/) | $596 | 144 | 0.0% | 1 |
| [JPMORGAN CHASE & CO](https://holderbook.com/funds/19617-jpmorgan-chase-co/) | $464 | 121 | 0.0% | 1 |
| [BARCLAYS PLC](https://holderbook.com/funds/312069-barclays-plc/) | $418 | 101 | 0.0% | 1 |
| [JONES FINANCIAL COMPANIES LLLP](https://holderbook.com/funds/815917-jones-financial-companies-lllp/) | $147 | 40 | 0.0% | 1 |
| [BNP PARIBAS FINANCIAL MARKETS](https://holderbook.com/funds/1166588-bnp-paribas-financial-markets/) | $29 | 7 | 0.0% | 1 |
| [MERCER GLOBAL ADVISORS INC /ADV](https://holderbook.com/funds/853758-mercer-global-advisors-inc-adv/) | $8 | 2 | 0.0% | 1 |

## Quarter by quarter

| Quarter | Holders | Reported value |
|---|---|---|
| Q2 2026 | 22 | $1.3M |
| Q1 2026 | 36 | $2.5M |
| Q4 2025 | 41 | $7.5M |
| Q3 2025 | 43 | $9.2M |
| Q2 2025 | 40 | $5.2M |
| Q1 2025 | 43 | $4.8M |
| Q4 2024 | 68 | $14.3M |
| Q3 2024 | 64 | $31.2M |
| Q2 2024 | 81 | $30.5M |
| Q1 2024 | 84 | $101.0M |
| Q4 2023 | 80 | $71.5M |
| Q3 2023 | 81 | $51.5M |