Era Group Inc. (NYSE:ERA) shares dropped 1.9% during mid-day trading on Monday . The company traded as low as $9.15 and last traded at $9.15, with a volume of 64,188 shares trading hands. The stock had previously closed at $9.33.

Separately, TheStreet cut Era Group from a “hold” rating to a “sell” rating in a research note on Friday, May 6th.

The stock has a market capitalization of $191.04 million and a P/E ratio of 39.44. The firm has a 50 day moving average price of $9.98 and a 200-day moving average price of $9.51.

Several large investors have made changes to their positions in ERA. First Trust Advisors LP boosted its stake in shares of Era Group by 35.5% in the fourth quarter. First Trust Advisors LP now owns 167,244 shares of the company’s stock valued at $1,865,000 after buying an additional 43,797 shares during the last quarter. Royce & Associates LLC boosted its stake in shares of Era Group by 38.7% in the fourth quarter. Royce & Associates LLC now owns 911,275 shares of the company’s stock valued at $10,161,000 after buying an additional 254,335 shares during the last quarter. Dimensional Fund Advisors LP boosted its stake in shares of Era Group by 1.8% in the fourth quarter. Dimensional Fund Advisors LP now owns 1,568,967 shares of the company’s stock valued at $17,494,000 after buying an additional 27,148 shares during the last quarter. Finally, Eii Capital Management Inc. boosted its stake in shares of Era Group by 9.6% in the fourth quarter. Eii Capital Management Inc. now owns 183,530 shares of the company’s stock valued at $2,046,000 after buying an additional 16,150 shares during the last quarter.

Era Group Inc is engaged in operating helicopters. The Company’s helicopters transport personnel to, from and between offshore installations, drilling rigs and platforms. The Company also dry-leases helicopters and offers related services to third-party helicopter operators and foreign affiliates. The primary users of the Company’s helicopter services are international, major integrated and independent oil and gas exploration, development and production companies.

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