The increase in Parsons Corp's average 12-month price target by 6.28% indicates a positive outlook for the stock. The majority of the analysts have given bullish ratings, which suggests that they expect the stock price to rise in the short term. However, there is one indifferent rating and one somewhat bearish rating, which indicates some uncertainty and potential downside risk. Overall, the impact on the stock price is likely to be positive in the short term, but investors should be cautious of the mixed ratings.