White Mountains Insurance Group's 15min chart indicates a bullish trend with KDJ Golden Cross and Bullish Marubozu.

The 15-minute chart of White Mountains Insurance Group has recently exhibited a Golden Cross of the KDJ indicator, accompanied by a Bullish Marubozu pattern on December 12, 2025, at 11:15. This suggests a shift in momentum towards an upward trend, potentially leading to further price appreciation. As buyers continue to assert control over the market, the bullish momentum is expected to persist.