Banco Santander’s W.R. Berkley WRB Stock Holding History

Banco Santander’s Portfolio WRB Stock Details WRB Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	–	Sell	-24,306	Closed	-$1.7M	–	526
2025 Q4	$1.7M	Buy	+24,306	New	+$1.79M	0.01%	290
2024 Q3	–	Sell	-10,251	Closed	-$358K	–	473
2024 Q2	$358K	Buy	+10,251	New	+$549K	﹤0.01%	353
2024 Q1	–	Sell	-7,032	Closed	-$332K	–	465
2023 Q4	$332K	Buy	+7,032	New	+$321K	﹤0.01%	372
2022 Q3	–	Sell	-29,930	Closed	-$1.36M	–	378
2022 Q2	$1.36M	Sell	29,930 -193,078	-87%	-$8.78M	0.02%	250
2022 Q1	$9.9M	Buy	223,008 +203,478	+1,042%	+$8.11M	0.11%	118
2021 Q4	$715K	Buy	+19,530	New	+$692K	﹤0.01%	343
2021 Q3	–	Sell	-14,132	Closed	-$467K	–	449
2021 Q2	$467K	Sell	14,132 -8,782	-38%	-$304K	﹤0.01%	330
2021 Q1	$767K	Buy	+22,914	New	+$707K	0.01%	287

Other funds holding WRB

MSI

Mitsui Sumitomo Insurance Tokyo, Japan $4.15B AUM

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Kayne Anderson Rudnick Investment Management Los Angeles, California $32.2B AUM 10.98% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

First Trust Advisors Wheaton, Illinois $170B AUM 46.21% 1-Year Est. Return

Banco Santander's WRB Position: Q1 2026 in Review

Banco Santander sold out of W.R. Berkley (WRB) in Q1 2026, closing a stake of 24,306 shares — an estimated $1.7M sold.

Banco Santander first reported a position in WRB in Q1 2021 and held it in 8 quarters. The position peaked at $9.9M in Q1 2022. 926 funds tracked by Wall St. Rank hold WRB as of Q1 2026.

Banco Santander reported no remaining W.R. Berkley position as of Q1 2026 after selling out during the quarter.
Banco Santander sold 24,306 W.R. Berkley shares in Q1 2026, an estimated $1.7M.
Banco Santander first reported a position in W.R. Berkley in Q1 2021 and held it in 8 quarters.
Banco Santander's W.R. Berkley position peaked at $9.9M in Q1 2022.
926 funds tracked by Wall St. Rank held W.R. Berkley as of Q1 2026.

Based on Banco Santander's 13F filing for Q1 2026, filed 8 May 2026.