Area stocks advanced Monday, led by a group that included Priceline.com Inc. and FactSet Research Systems Inc., both based in Norwalk.

The Hearst/Bloomberg Southwest Connecticut Index gained 2.17 to 106.65, as 60 stocks climbed, 12 fell and eight were unchanged.

Priceline.com, an online discount travel service, gained $4.21 to close at $206.14, while FactSet, which supplies economic and financial data to financial professionals, added $2.08 to finish the day at $74.28.

Among other gainers, Stamford based World Wrestling Entertainment Inc., the producer of wrestling events, gained 50 cents to close at $15.99, after announcing a four-year renewal of its agreement with USA Network. WWE shares hit a 52-week, intraday high of $16 before backing off a penny at the close.

Thomson Reuters, a worldwide electronic information company with executive offices in Stamford, gained 38 cents to close at $32.01, after announcing that its tax and accounting business agreed to buy Sabrix Inc., a provider of transaction tax management software applications.

Among the decliners, Harman International, a Stamford-based provider of premium audio and information technology, fell 70 cents to close at $37.09.

Trans-Lux Corp., a Norwalk-based supplier of programmable electronic information displays, lost 7 cents to close at 80 cents, after reporting a third-quarter loss.

Currently the WWE stock is at $16.07, an all time 52 week high.