13F

Position

SIMPLEX TRADING, LLC in Editas Medicine, 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 $2.51K$2.05$2.47

QuarterSharesValueImplied pxEst. markFlowWeight
Q4 2025139.8K$286.5K0.0%
Q1 20265.98K$14.8K$2.47$2.51K−$274.3K0.0%