Check out these firms making headlines after the market close: GameStop — The gaming retailer traded 1% lower after reporting mixed second-quarter results. While revenue fell to $798 million from $1.16 billion a yr earlier, GameStop reported net income rose to 4 cents per share from a lack of 1 cent per share a yr earlier. Petco Health & Wellness — Shares rose 4% after the pet retailer reported second-quarter earnings that were according to expectations, while Petco’s revenue of $1.52 billion was barely below the $1.53 billion expected by analysts surveyed by LSEG. For the third quarter, the corporate expects an adjusted lack of 3 cents to 4 cents per share, while analysts had expected a lack of 4 cents per share. Dave & Buster’s Entertainment — Shares within the arcade chain climbed 8% after Dave & Buster’s reported earnings per share of 99 cents, in comparison with analysts surveyed by LSEG who had expected 84 cents. However, the corporate’s revenue of $557 million was below the $561 million forecast. Morgan Stanley — The bank’s shares fell 1% after Goldman Sachs downgraded its rating to neutral from buy. Goldman analyst Richard Ramsden wrote that he sees further challenges for the bank within the near term.