Sentence 1: The broader Standard & Poor's 500 Index .SPX gained 3 points, or 0.39 percent, at 924.

Sentence 2: The technology-laced Nasdaq Composite Index <.IXIC> rose 6 points, or 0.41 percent, to 1,498.

From 0 to 5 (0="no meaning overlap" and 5="means the same thing"), how similar are the two sentences?
1