Prospector Partners’s White Mountains Insurance WTM Stock Holding History

Prospector Partners’s Portfolio WTM Stock Details WTM Fund Activity

Quarter	Market Value	Status	Shares	Shares Change %	Trade Value	Portfolio Weight	Portfolio Position
2025 Q2	$7.32M	Buy	4,076 +221	+6%	+$397K	0.84%	51
2025 Q1	$7.42M	Hold	3,855	–	–	0.84%	53
2024 Q4	$7.5M	Hold	3,855	–	–	0.83%	53
2024 Q3	$6.54M	Buy	3,855 +566	+17%	+$960K	0.68%	55
2024 Q2	$5.98M	Sell	3,289 -4	-0.1%	-$7.27K	0.67%	58
2024 Q1	$5.91M	Buy	3,293 +25	+0.8%	+$44.9K	0.65%	59
2023 Q4	$4.92M	Buy	3,268 +41	+1%	+$61.7K	0.61%	61
2023 Q3	$4.83M	Hold	3,227	–	–	0.65%	59
2023 Q2	$4.48M	Buy	3,227 +970	+43%	+$1.35M	0.63%	60
2023 Q1	$3.11M	Sell	2,257 -823	-27%	-$1.13M	0.43%	69
2022 Q4	$4.36M	Hold	3,080	–	–	0.6%	59
2022 Q3	$4.01M	Sell	3,080 -20	-0.6%	-$26.1K	0.6%	61
2022 Q2	$3.86M	Buy	3,100 +130	+4%	+$162K	0.56%	67
2022 Q1	$3.38M	Buy	+2,970	New	+$3.38M	0.42%	76
2019 Q4	–	Sell	-2,733	Closed	-$2.95M	–	114
2019 Q3	$2.95M	Sell	2,733 -2,900	-51%	-$3.13M	0.43%	75
2019 Q2	$5.75M	Hold	5,633	–	–	0.79%	43
2019 Q1	$5.21M	Sell	5,633 -425	-7%	-$393K	0.79%	46
2018 Q4	$5.2M	Hold	6,058	–	–	0.81%	42
2018 Q3	$5.67M	Hold	6,058	–	–	0.78%	47
2018 Q2	$5.49M	Buy	6,058 +578	+11%	+$524K	0.77%	51
2018 Q1	$4.51M	Sell	5,480 -5,125	-48%	-$4.22M	0.66%	56
2017 Q4	$9.03M	Buy	10,605 +1,705	+19%	+$1.45M	1.32%	26
2017 Q3	$7.63M	Buy	+8,900	New	+$7.63M	1.16%	34
2016 Q2	–	Sell	-14,735	Closed	-$11.8M	–	151
2016 Q1	$11.8M	Sell	14,735 -170	-1%	-$136K	2.04%	5
2015 Q4	$10.8M	Sell	14,905 -550	-4%	-$400K	1.93%	6
2015 Q3	$11.6M	Sell	15,455 -34,545	-69%	-$25.8M	1.66%	11
2015 Q2	$32.7M	Hold	50,000	–	–	3.87%	3
2015 Q1	$34.2M	Hold	50,000	–	–	2.58%	3
2014 Q4	$31.5M	Hold	50,000	–	–	2.39%	4
2014 Q3	$31.5M	Hold	50,000	–	–	1.73%	10
2014 Q2	$30.4M	Hold	50,000	–	–	1.46%	13
2014 Q1	$30M	Hold	50,000	–	–	1.43%	13
2013 Q4	$30.2M	Hold	50,000	–	–	1.34%	16
2013 Q3	$28.4M	Hold	50,000	–	–	1.29%	21
2013 Q2	$28.7M	Buy	+50,000	New	+$28.7M	1.42%	17