13F

Position

SIMPLEX TRADING, LLC in BioAtla, Inc.

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Estimated mark uses implied 13F prices (value ÷ shares). Adds are treated as happening at this quarter’s mark; cuts at last quarter’s. Share jumps can be splits, not buys. This is not realized P&L.

Latest estimated mark −$30.1K$0.57$0.16

QuarterSharesValueImplied pxEst. markFlowWeight
Q4 2025120.4K$68.4K0.0%
Q1 202673.9K$11.9K$0.16−$30.1K−$26.4K0.0%