Arm Holdings PLC  ARM shares were climbing Thursday after the company reported upbeat fiscal second-quarter results.The company reported its results amid an exciting earnings season. Here are some key analyst takeaways.Goldman Sachs On Arm HoldingsAnalyst Toshiya Hari reiterated a Buy rating while raising the price target from $144 to $159.Arm reported its quarterly revenues at $844 million, 4% higher than consensus, Hari said in a note. The company's non-GAAP earnings of 30 cents per share and gross margin ...