华泰证券研报指出，展望5月，推荐供需改善的航空、运价有望抬升的油运、在红利板块中具备业绩优势的公路以及部分业绩稳健的个股：1）航空：中期看好供给放缓带来的潜在盈利弹性，暑运旺季或催化行情；2）油运：OPEC+增产有望提振5月运价；3）公路：一季度业绩稳健，在红利板块中具有比较优势。避险情绪与利率均支撑红利估值，建议参与分红填权行情。
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