NEW YORK ( TheStreet) -- Shares of American Medical Alert (Nasdaq: AMAC) have taken a tremendous swing upward. The stock is trading at $8.25 as of 9:30 a.m. ET, 45% above Thursday's closing price of $5.69. Volume is at 360,859, 32.8 times the daily average of 11,000. American Medical Alert has a market cap of $57.5 million and is part of the health care sector and health services industry. Shares are down 7.3% year to date as of the close of trading on Thursday. American Medical Alert Corp. provides healthcare communication and monitoring services. It operates in two segments, Health Safety and Monitoring Services (HSMS) and Telephony Based Communication Services (TBCS). The company has a P/E ratio of 35.3, below the average health services industry P/E ratio of 37.5 and above the S&P 500 P/E ratio of 17.7. TheStreet Ratings rates American Medical Alert as a hold. The company's strengths can be seen in multiple areas, such as its revenue growth, largely solid financial position with reasonable debt levels by most measures and good cash flow from operations. However, as a counter to these strengths, we also find weaknesses including a generally disappointing performance in the stock itself, feeble growth in the company's earnings per share and deteriorating net income. You can view the full American Medical Alert Ratings Report. See our top % gaining stocks list for other stocks that are soaring today, or get investment ideas from our investment research center. Interested in other stocks that are soaring? Get free SMS text alerts sent to you when the action happens by texting SOAR to 95370 or select from multiple alert options.