 BNP Paribas Arbitrage SA lifted its stake in Franklin Street Properties Corp. NYSEAMERICAN:FSP by 13.0 during the 1st quarter, Holdings Channel reports. The firm owned 43,901 shares of the real estate investment trusts stock after acquiring an additional 5,035 shares during the period. BNP Paribas Arbitrage SAs holdings in Franklin Street Properties were worth 252,000 ... 