Cognex's 15min chart shows a KDJ Death Cross and Bearish Marubozu signal.

Based on Cognex's 15-minute chart, a death cross in the KDJ indicator occurred at 03/31/2023 11:45, indicating a bearish marubozu. This suggests a shift in momentum towards the downside, with potential for further price decreases. Sellers have gained control of the market, and bearish momentum is likely to persist.