Market update
What happened
Coherent Inc (COHR) rose 44.2% in the week ended Aug. 7, closing at $379.13. The move lifted its four-week return to 16.8%, though the twelve-week reading was still slightly negative at -0.9%.
The weekly price path over 52 weeks showed an active trend, but the supporting evidence was uneven. Volume reached 37.6 million shares against a 13-week average of 27.4 million, while Market Dynamics showed negative pressure at -0.99 and Relative Strength was 49.6.