Fonar Corp (FONR)

Legendary investor Warren Buffett advises to be fearful when others are greedy, and be greedy when others are fearful. One way we can try to measure the level of fear in a given stock is through a technical analysis indicator called the Relative Strength Index, or RSI, which measures momentum on a scale of zero to 100.

Psychemedics and Span-America show promise for long-term growth.

The MRI maker's results are solid and the company has exciting products under development as well.

Legendary investor Warren Buffett advises to be fearful when others are greedy, and be greedy when others are fearful. One way we can try to measure the level of fear in a given stock is through a technical analysis indicator called the Relative Strength Index, or RSI, which measures momentum on a scale of zero to 100.

Stocks with insider trader activity include FONR, GES and APOG

The health care equipment and supplies may not seem like the sexiest of places to invest, but the sector has a positive outlook, according to TheStreet Ratings.

Fonar (FONR) has been upgraded by TheStreet Ratings from Hold to Buy with a ratings score of B.

Upgrades: FONR, TRR Downgrades: BIO, KOSS, XXIA Initiations: None Read on to get TheStreet Quant Ratings' detailed report:

Upgrades: AMCC, CWEI, FRS, JASO, NXPI, OCFC, SBCF, WM Downgrades: CLMS, FONR, FULL, INFA, LYTS, NTS, SXC Initiations: AGI Read on to get TheStreet Quant Ratings' detailed report:

Fonar Corporation (Nasdaq:FONR) has been upgraded by TheStreet Ratings from a hold to buy.

Upgrades: BRKR, BVX, COH, CSTE, CTO, EW, FONR, FRAN, MARPS, QLGC Downgrades: BGFV, BTE, DFT, TIF Initiations: USAC Read on to get TheStreet Quant Ratings' detailed report:

Unusual volume can signal that hedge funds and momentum traders are piling into a stock ahead of a catalyst.

Upgrades: ALU, EEI, FXCM, LCI, LNBB, NYT, ONNN, VSH Downgrades: ABCO, DCT, FONR, MDSO, RSTI, SPR Initiations: None Read on to get TheStreet Quant Ratings' detailed report:

Trade-Ideas LLC identified Fonar Corporation (FONR) as a "dead cat bounce" (down big yesterday but up big today) candidate

Trade-Ideas LLC identified Fonar Corporation (FONR) as a new lifetime high candidate

Unusual volume can signal that hedge funds and momentum traders are piling into a stock ahead of a catalyst.

Some of the best investment calls in 2013 have been among small-mid cap tech and healthcare stocks trading for $5-$10 with medium-term catalysts.

Upgrades: AGO, BBGI, BKMU, CODI, EME, FONR, LPI Downgrades: ADNC, AUQ, CYD, DATE, DPZ, EROC, FSP, LBTYB, LBTYK, LYV, NPSP, RLJ, SF, SHO Initiations: ANFI, GALE, RLGY Read on to get TheStreet Quant Ratings' detailed report:

Often when above-average volume moves into an equity, it precedes a large spike in volatility.

Fonar Corporation (Nasdaq:FONR) has been downgraded by TheStreet Ratings from from a buy to hold.

Fonar Corporation (Nasdaq:FONR) has been downgraded by TheStreet Ratings from from a buy to hold.

Upgrades: BSX, COGO, DLA, LGF, MHH, NOVB, THTI, TWIN, UBNK, VHS, VOXX, YNDX, ZHNE Downgrades: CHCI, CSPI, CYNO, DVR, FONR, IHC, MIG, PAAS, VIRC Initiations: None Read on to get TheStreet Quant Ratings' detailed report:

Regardless of the reason behind it, when a stock makes a large-percentage move, it is often just the start of a new major trend -- a trend that can lead to huge profits.

Fonar Corporation (Nasdaq:FONR) has been upgraded by TheStreet Ratings from a hold to buy.