SoftBank seeks taker for San Carlos buildings, and it's not the only big sublease on the Peninsula

If you’re a tenant with large space requirements on the Peninsula, your options have just opened up, big time.

SoftBank Corp. has formally put all of its San Carlos offices at 1 and 2 Circle Star Way on the market for sublease, real estate insiders tell me, following a U-turn in strategy after Softbank-owned Sprint’s bid to acquire T-Mobile fell apart last year.

The 200,000 square feet of space between the two buildings joins another large Peninsula sublease opening: DreamWorks’ 193,000-square-foot…