Goldman Sachs saw the biggest fall in bond trading profits among rivals, as low volatility hits fourth quarter trading activity.
Neptune’s network now has 24 dealers committed to providing data on axes in real-time.
Goldman Sachs becomes first US investment bank to report a decline in trading revenues in the first quarter so far this year.
System errors saw Merrill Lynch report millions of inaccurate transactions to US regulator.
Fixed income trading has led to growth in overall revenues in investment banking business units for tier one banks in Q3 this year.
Bank of America Merrill Lynch hires economics expert from HSBC after Bank of Japan's liquidity warning.