Jan. 31 (Bloomberg) -- Poland’s WIG20 Index advanced 37.07, or 1.6 percent, to 2,353.69 as of 1:44 p.m. in Warsaw, climbing for a fourth day and heading for the highest close since Nov. 8. The measure has gained 9.8 percent this month.

The following are among the most active equities on the Warsaw market today. Stock symbols follow company names.

Budimex SA (BDX PW) advanced for a third day, increasing 1.2 percent to 84.5 zloty. Poland’s biggest publicly traded construction company signed a deal to build an office-housing complex in Warsaw for 173 million zloty ($54 million), the company said in a regulatory statement today.

Globe Trade Centre SA (GTC PW) jumped 5.1 percent to 10.92 zloty, the highest intraday level since Nov. 8. Poland’s biggest property developer by market value agreed with its bank creditors to suspend covenants for 97 million euros ($128 million) of loans, it said in an e-mailed statement yesterday.

KGHM Polska Miedz SA (KGH PW), the copper miner with the largest European output, increased for a fourth day, adding 3.8 percent to 141.1 zloty. Copper rose on optimism Greece is progressing in debt-swap talks with bondholders.

PKN Orlen SA (PKN PW), Poland’s largest oil company, rose 2.2 percent to 37.8 zloty and Grupa Lotos SA (LTS PW), the second-largest refiner, increased 3.5 percent to 26.28 zloty as crude oil gained.

--Editors: Peter Branton, James Gomez

To contact the reporter on this story: Pawel Kozlowski in Warsaw pkozlowski@bloomberg.net

To contact the editor responsible for this story: Gavin Serkin at gserkin@bloomberg.net