NASDAQ: BCAB
Bioatla Inc Stock Ownership - Who owns Bioatla?

Insider buying vs selling

Have Bioatla Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Jay M. Phd ShortChief Executive Officer2026-02-287,728$0.25
$1.91kSell
Richard A. WaldronFormer Chief Financial Officer2026-02-282,729$0.25
$674.06Sell
Eric SieversChief Medical Officer2026-02-283,140$0.25
$775.58Sell
Christian VasquezChief Financial Officer2026-02-281,802$0.25
$445.09Sell
Jay M. Phd ShortChief Executive Officer2025-11-306,347$0.90
$5.74kSell
Eric SieversChief Medical Officer2025-11-302,729$0.90
$2.47kSell
Richard A. WaldronChief Financial Officer2025-11-302,371$0.90
$2.14kSell
Christian VasquezOfficer2025-11-301,566$0.90
$1.42kSell
Christian VasquezChief Accounting Officer Corporate Controller and Secretary.2025-08-311,566$0.46
$714.10Sell
Eric SieversChief Medical Officer2025-08-312,729$0.46
$1.24kSell

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Net Insider Buy/Sell (L12M) Ownership

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BCAB Shareholders

What type of owners hold Bioatla Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Carolyn Anderson Short418.11%6,927,741$29.58MInsider
Acorn Capital Advisors LLC291.81%4,835,111$20.65MInstitution
Jay M. Phd Short257.89%4,272,978$18.25MInsider
Cormorant Asset Management LP138.33%2,292,060$9.79MInsider
Pfizer Inc135.07%2,238,090$9.56MInsider
Vanguard Group Inc117.43%1,945,795$8.31MInstitution
Marshall Wace LLP53.81%891,580$3.81MInstitution
Millennium Management LLC46.01%762,394$3.26MInstitution
Acadian Asset Management LLC45.73%757,671$3.24MInstitution
Renaissance Technologies LLC42.68%707,214$3.02MInstitution

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BCAB vs Biotech Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
BCAB42.15%57.85%Net SellingNet Selling
APM1.90%25.63%
RNAZ0.11%99.89%
MTVA0.11%99.89%Net Buying
XBIO5.21%94.79%

Bioatla Stock Ownership FAQ

Who owns Bioatla?

Bioatla (NASDAQ: BCAB) is owned by 795.40% institutional shareholders, 1,091.45% Bioatla insiders, and 0.00% retail investors. Carolyn Anderson Short is the largest individual Bioatla shareholder, owning 6.93M shares representing 418.11% of the company. Carolyn Anderson Short's Bioatla shares are currently valued at $29.58M.

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