[Nasdaq Index Turns Positive, NVIDIA Rises Nearly 2%] BlockBeats News, August 6, according to BIT (bit.com) market data, the Nasdaq Index has turned positive, now up 0.25%, after previously dropping more than 0.5%; the Philadelphia Semiconductor Index has also turned positive after previously falling over 2%; NVIDIA is up nearly 2%, reaching a two-month high, with a cumulative gain of over 11% this week.