American Airlines Group Inc. (NASDAQ: AAL) was raised to Overweight from Equal Weight with a $46 price target (versus a $36.71 close) at Morgan Stanley.

America Movil S.A.B. de C.V. (NYSE: AMX) was last seen down 10% at $14.05 after missing earnings estimates due to challenging market conditions. Merrill Lynch downgraded it to Neutral from Buy.

BOK Financial Corp. (NASDAQ: BOKF) was downgraded to Underperform from Market Perform at Wells Fargo.

EverBank Financial Corp. (NYSE: EVER) was downgraded to Outperform from Strong Buy with a $17 price target (versus a $15.20 close) at Raymond James.

FirstEnergy Corp. (NYSE: FE) was downgraded to Hold from Buy and the price target was cut to $35 from $40 at Jefferies. Barclays downgraded First Energy to Equal Weight from Overweight.

Infinera Corp. (NASDAQ: INFN) closed up about 3% ahead of earnings, but the news that it beat earnings but lowered guidance had shares down over 14% at $13.30 on Thursday morning. Citigroup downgraded Infinera to Neutral from Buy, with the same downgrade from MKM Partners. Stifel maintained its Buy rating, but the price target was cut to $19 from $23.

Kirby Corp. (NYSE: KEX) was downgraded to Hold from Buy and the price target was cut to $54 from $59 (versus a $65.24 close) at Evercore ISI.

L Brands Inc. (NYSE: LB) was raised to Outperform from Market Perform with a $91 target price (versus a $78.81 close) at Bernstein.

Newmont Mining Corp. (NYSE: NEM) was reiterated as Buy and the price target was raised to $38 from $36 at Jefferies.

OSI Systems Inc. (NASDAQ: OSIS) was downgraded to Hold from Buy at Benchmark, and shares were indicated lower than the $59.58 close after missing earnings estimates.

Six Flags Entertainment Corp. (NYSE: SIX) was reiterated as Buy at Janney, and the firm raised its fair value estimate to $68 from $64 (versus a $61.33 close) with the note that “it’s time to get on board before the summer starts” after earnings beat expectations. Oppenheimer kept its Outperform rating and $65 target, noting it was the best first quarter ever.

Wednesday’s top analyst upgrades and downgrades included Apple, Chipotle Mexican Grill, eBay, JetBlue, Kraft Heinz, Twitter, Gap, National Oilwell Varco and over a dozen more.

Tuesday’s top analyst upgrades and downgrades included Broadcom, Caterpillar, Sirius XM, Newmont Mining, Palo Alto Networks, Perrigo, Sarepta Therapeutics, Xerox and over a dozen more companies.