: Rose 103% following major breakthroughs in cystic fibrosis treatments.

: The best-performing stock on the Dow Jones Industrial Average , closing up 89% .

The 2017 stock market was characterized by a powerful bull run, with the closing up approximately 20% for the year. While large-cap "FAANG" stocks like Amazon (+56%) and Facebook (+53%) delivered market-beating returns, the absolute top-performing stocks of the year emerged from the technology, healthcare, and specialized industrial sectors. Market Leaders and High Performers

: Continued its historic tear with an 81% gain.

: The top performer in the S&P 500 for 2017, gaining 132% .

: Gained 131% as its Invisalign product dominated the clear aligner market.