Eric Sievers

Companies

• BioAtlaChief Medical Officer Dec 15, 2020 to now¹

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

• BBioAtla BCAB11,346 shares²$13.8K at $1.22Aug 31, 2026

As of each latest filing. The line shows shares held over time.

Recent filings

• Aug 31, 2026Shares withheld for tax 134 shares at $1.69 of BioAtla²
• May 31, 2026Shares withheld for tax 134 shares at $3.93 of BioAtla³
• Mar 11, 2026Shares withheld for tax 360 shares at $0.17 of BioAtla³
• Mar 10, 2026Granted 240,000 shares of BioAtla⁴
• Feb 28, 2026Shares withheld for tax 3,140 shares at $0.25 of BioAtla⁵
• Nov 30, 2025Shares withheld for tax 2,729 shares at $0.90 of BioAtla⁶
• Aug 31, 2025Shares withheld for tax 2,729 shares at $0.46 of BioAtla⁷
• May 31, 2025Shares withheld for tax 2,729 shares at $0.41 of BioAtla⁸
• Mar 11, 2025Granted 175,000 shares of BioAtla⁹
• Feb 15, 2025Shares withheld for tax 12,530 shares at $0.46 of BioAtla¹⁰
• Aug 31, 2024Shares withheld for tax 572 shares at $1.77 of BioAtla¹¹
• Jul 31, 2024Shares withheld for tax 572 shares at $1.81 of BioAtla¹²
• Jun 30, 2024Shares withheld for tax 572 shares at $1.37 of BioAtla¹³
• May 31, 2024Shares withheld for tax 572 shares at $1.51 of BioAtla¹⁴
• Apr 30, 2024Shares withheld for tax 572 shares at $2.26 of BioAtla¹⁵
• Mar 31, 2024Shares withheld for tax 572 shares at $3.44 of BioAtla¹⁶
• Feb 29, 2024Shares withheld for tax 572 shares at $2.70 of BioAtla¹⁷
• Feb 15, 2024Granted 122,000 shares of BioAtla¹⁸
• Jan 31, 2024Shares withheld for tax 657 shares at $1.92 of BioAtla¹⁹
• Dec 31, 2023Shares withheld for tax 555 shares at $2.46 of BioAtla²⁰
• Nov 30, 2023Shares withheld for tax 554 shares at $1.77 of BioAtla²¹
• Oct 31, 2023Shares withheld for tax 555 shares at $1.47 of BioAtla²²
• Sep 30, 2023Shares withheld for tax 554 shares at $1.70 of BioAtla²³
• Aug 31, 2023Shares withheld for tax 555 shares at $2.51 of BioAtla²⁴
• Jul 31, 2023Shares withheld for tax 554 shares at $2.99 of BioAtla²⁵