Northern Dynasty shares rise 11.50% after-hours as positive sentiment boosts investor confidence.

think> Okay, let's start by understanding the user's request. They want me to act as a financial analyst explaining a stock price movement linked to recent news. The input includes a stock (Northern Dynasty) with an after-hours increase of 11.50234742%, and two news events. First, I need to check the stock's movement. The percentage is given as 11.50234742%, which I should round to two decimal places, so that's 11.50%. The trading period is after-hours. Next, evaluate the news events. The first news says Northern Dynasty's stock is up 15.73% due to positive sentiment. The second news is from Yahoo Finance and seems to be about privacy policies and cookies, which doesn't relate to the company's financials or operations. The first news mentions a positive sentiment driving investor confidence. However, the stock's actual movement is 11.50% in after-hours, which is lower than the 15.73% mentioned in the news. This discrepancy could be a problem. Maybe the 15.73% is a different time frame or a typo. But according to the input, the stock's performance is a 11.50% increase after-hours. The second news is irrelevant because it's about data privacy and cookies on Yahoo's website, not about Northern Dynasty's business or financial status. So only the first news is relevant. Now, check if the relevant news aligns with the stock's movement. The news states a 15.73% increase, but the actual movement is 11.50%. This could be a contradiction. If the news is from before the after-hours trading, maybe the 15.73% was during regular hours, and the after-hours move is an extension of that sentiment. However, the problem is that the news summary says the stock is up by 15.73% due to positive sentiment, but the actual after-hours move is 11.50%. Since the after-hours movement is part of the trading session, perhaps the 15.73% is from the regular session, and the after-hours move is additional. But the user's input specifies that the stock's movement is after-hours. Wait, the user's input says "Northern Dynasty盘后 after-hourup11.50234742%", which translates to an after-hours increase of 11.50%. The first news event mentions the stock has been trading up by 15.73% as positive sentiment fuels investor confidence. But if the after-hours move is 11.50%, then the 15.73% must be from a different period, possibly during regular trading hours. In that case, the first news event might be referring to the regular trading session's performance, but the after-hours movement is a separate event. However, the user's task is to link the after-hours movement to the news. If the first news is about the stock being up 15.73% in general, but the after-hours move is 11.50%, that might not align. The problem here is that the news event's summary mentions a 15.73% increase, which could be a different time frame. If the after-hours movement is a continuation of the positive sentiment, then it's possible. But the user's instructions say to evaluate whether each news event is relevant to the stock. The first news is relevant because it's about Northern Dynasty's stock movement and positive sentiment. The second is irrelevant. The next step is to determine if the relevant news (Reason 1) is bullish and aligns with the stock's after-hours increase. The news says positive sentiment is fueling investor confidence, which is bullish. The stock's after-hours movement is up 11.50%, so it aligns. However, there's a discrepancy in the percentage. The news says 15.73%, but the actual after-hours move is 11.50%. This could be due to the news being from a different trading period. The user's example shows that even if the news mentions a higher percentage, as long as the sentiment is positive and the movement is up, it's acceptable. Therefore, the conclusion is that the after-hours increase is driven by positive sentiment mentioned in the first news event. The second news is irrelevant. Now, the summary should state the stock's movement, trading session, and key news. The key news is the positive sentiment driving investor confidence. The example given in the user's instructions uses the news event's content to explain the movement. So the final answer should be: Northern Dynasty Minerals surged 11.50% in after-hours trading as positive sentiment fueled investor confidence. However, the news.