BOSTON-In it most recent finance plan the Massachusetts Turnpike Authority insists that the budget for the Big Dig, the massive highway project going on in the heart of the city, remains at $14.6 billion.

BOSTON-The Massachusetts Turnpike Authority receives two bids in response to its request for proposals to develop parcel six, a 40,000 sf site on the surface artery between the North End and Haymarket that will be exposed once the Big Dig is completed.

BOSTON-Aspen Specialty Insurance, a multi-national insurer specializing in secondary market insurance, leases 15,050 sf on the 32nd floor at 99 High St. The firm will use the space for its US headquarters.

WALTHAM, MA-Wachovia Securities, a financial services firm, takes 12,702 sf in the Stony Brook Office Park at 130 Turner St. The 253,000-sf park recently underwent a $12 million facelift.

BOSTON-Joy Conway, senior vice president for government and industry affairs at the Greater Boston Real Estate Board, is leaving. The move comes a few months after the organization's CEO announced that he was leaving.

CAMBRIDGE, MA-Alnylam Pharmaceuticals Inc. leases 45,000 sf at 300 Third St., a building that has been vacant since it was developed two years ago. Average rate for this type of space ranges from the high $30s per sf to the mid $40s.

BOSTON-Dyer Properties purchases 44 Concord Square, a five-story brick building located in the city's South End neighborhood, for $3 million from Maverick Development. The 4,800-sf building was recently rehabbed into 16 studio apartment units, which are leased out as short term rentals.

FRAMINGHAM, MA-Five tenants lease 21,964 sf of space in the Meadows at 161 Worcester Rd. on Route 9 in the the city's retail center. A broker involved says that the deals demonstrate that the MetroWest market is turning.