During Thursday's morning session, 25 companies made new 52-week highs.

Key Facts:

• The largest company by market cap to set a new 52-week high was Twitter (NYSE: TWTR).
• Universal Security Instruments, Inc. Common Stock (AMEX: UUU) was the smallest company by market cap to set a new 52-week high.
• Hudson Capital (NASDAQ: HUSN) rallied the most, trading up 308.2% to reach its new 52-week high.

Here are all the stocks that set new 52-week highs during the first half-hour of trading on Thursday:

• Twitter (NYSE: TWTR) shares broke to a new 52-week high of $52.06 on Thursday. Shares of the company traded up 5.13%.
• Pinterest (NYSE: PINS) shares set a new 52-week high of $68.93 on Thursday, moving up 39.97%.
• Cognizant Tech Solns (NASDAQ: CTSH) shares reached a new 52-week high of $76.45 on Thursday morning, moving up 4.0%.
• IDEXX Laboratories (NASDAQ: IDXX) shares broke to $452.00 on Thursday, setting a new 52-week high with a change of up 5.05%.
• NIO (NYSE: NIO) shares were up 8.83% for the day, having made a 52-week high of $30.22.
• Generac Hldgs (NYSE: GNRC) shares reached a new 52-week high of $220.88 on Thursday morning, later moving down 0.64%.
• Erie Indemnity (NASDAQ: ERIE) shares achieved a new 52-week high on Thursday morning, hitting $239.80 with a daily change of up 0.56%.
• Penumbra (NYSE: PEN) shares hit a yearly high of $277.00. The stock traded up 13.66% on the session.
• Mirati Therapeutics (NASDAQ: MRTX) shares set a new 52-week high of $212.98 on Thursday, moving up 3.63%.
• Morningstar (NASDAQ: MORN) shares broke to $198.22 on Thursday, setting a new 52-week high with a change of up 9.13%.
• United Therapeutics (NASDAQ: UTHR) shares achieved a new 52-week high on Thursday morning, hitting $133.67 with a daily change of down 1.12%.
• Blueprint Medicines (NASDAQ: BPMC) shares were down 0.51% on Thursday morning to hit a new 52-week high of $107.15.
• Stitch Fix (NASDAQ: SFIX) shares were up 1.19% on Thursday morning to hit a new 52-week high of $39.18.
• WD-40 (NASDAQ: WDFC) shares were up 1.69% for the day, having made a 52-week high of $250.69.
• Merit Medical Systems (NASDAQ: MMSI) shares hit $54.17 on Thursday morning, setting a new 52-week high for a change of up 3.33%.
• Tupperware Brands (NYSE: TUP) stock set a new 52-week high of $34.09 Thursday morning. Over the session, the stock traded up 17.01%.
• James River Gr Hldgs (NASDAQ: JRVR) shares set a new yearly high of $57.41 this morning. The stock was up 0.75% on the session.
• Providence Service (NASDAQ: PRSC) stock on Thursday broke to a yearly high of $120.44. Shares traded up 0.43%.
• Live Oak Bancshares (NASDAQ: LOB) shares achieved a new 52-week high on Thursday morning, hitting $35.74 with a daily change of up 2.58%.
• Keros Therapeutics (NASDAQ: KROS) shares were up 1.36% for the day, having made a 52-week high of $66.39.
• Scholar Rock Holding (NASDAQ: SRRK) stock hit a yearly high price of $45.09. The stock was down 6.42% for the day.
• California Resources Corporation Common Stock (NYSE: CRC) shares broke to $15.34 on Thursday, setting a new 52-week high with a change of down 1.71%.
• Cowen (NASDAQ: COWN) stock made a new 52-week high of $21.37 Thursday. The stock was down 3.86% for the day.
• Hudson Capital (NASDAQ: HUSN) shares broke to a new 52-week high of $2.55 on Thursday. Shares of the company traded up 308.2%.
• Universal Security Instruments, Inc. Common Stock (AMEX: UUU) shares hit a yearly high of $5.10. The stock traded up 144.78% on the session.

Benzinga will continue to update traders about these equities going forward. Stay tuned for further market updates.