Here are three stocks with buy ranks and strong growth characteristics for investors to consider today, December 21st:

Herc Holdings Inc. (HRI Quick QuoteHRI - Free Report) : This equipment rental supplier carries a Zacks Rank #1, and has witnessed the Zacks Consensus Estimate for its current year earnings increasing nearly 2% over the last 60 days.

Herc has a PEG ratio of 0.53 compared with 0.59 for the industry. The company possesses a Growth Score of B.

Terex Corporation (TEX Quick QuoteTEX - Free Report) : This aerial work platforms and materials processing machinery company carries a Zacks Rank #1, and has witnessed the Zacks Consensus Estimate for its current year earnings increasing 3.5% over the last 60 days.

Terex has a PEG ratio of 0.56 compared with 0.91 for the industry. The company possesses a Growth Score of B.

Hudson Technologies, Inc. (HDSN Quick QuoteHDSN - Free Report) : This refrigerant services company carries a Zacks Rank #1, and has witnessed the Zacks Consensus Estimate for its current year earnings increasing 20.7% over the last 60 days.

Hudson has a PEG ratio of 0.15 compared with 0.40 for the industry. The company possesses a Growth Score of B.

See the full list of top ranked stocks here.

Learn more about the Growth score and how it is calculated here.