National Vision Holdings, Inc.'s (EYE) growth is backed by the consistent market expansion of the Owned and Host segment. The company's strategic progress in terms of expanding exam capacity, recruitment and retention efforts and remote exam initiatives is highly encouraging. However, weak solvency and an ailing capital structure are concerning. Mounting expenses due to slow economic conditions also add to the worry. In the past year, this Zacks Rank #3 (Hold) company's shares have lost 33.4% against the in ...