Catch up on today's top five analyst downgrades with this list compiled by The Fly: 1. Deutsche bank analyst Michael Linenberg downgraded Delta Air Lines (DAL), American Airlines (AAL), United Continental (UAL) and Hawaiian Holdings (HA) to Hold citing several economic indicators suggest a more challenging market. He adds that the slowdown in U.S. corporate profits could lead to reduced demand for corporate travel. 2. Seaspan (SSW) downgraded to Underweight at Barclays by analyst Brandon Oglenski, who said he sees mounting pressures for the company to maintain its current dividend. He adds that challenges in container shipping markets "set an ominous backdrop for common equity holders." 3. TEGNA (TGNA) downgraded to Underweight at Barclays with analyst Kannan Venkateshwar saying that the company's future growth has low visibility. The analyst expects the shares to underperform media peers. 4. Pengrowth Energy (PGH) downgraded to Reduce at TD Securities citing recent share strength and expected production declines. 5. AT&T (T) downgraded to Sell at MoffettNathanson. This list is just a portion of The Fly's full analyst coverage. To see The Fly's full Street Research coverage,
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