Optiver Holding
WRB icon

Optiver Holding’s W.R. Berkley WRB Stock Holding History

Optiver Holding’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
Q2 		$194K Buy
+2,756
New +$185K ﹤0.01% 908
2025
Q2 		– Sell
-150
Closed -$10.7K – 1647
2025
Q1 		$10.7K Sell
150
-277
-65% -$17K ﹤0.01% 875
2024
Q4 		$25K Buy
427
+221
+107% +$13.2K ﹤0.01% 668
2024
Q3 		$11.7K Buy
+206
New +$11.6K ﹤0.01% 722
2022
Q1 		– Sell
-306
Closed -$10K – 889
2021
Q4 		$10K Hold
306
– – ﹤0.01% 706
2021
Q3 		$10K Buy
+306
New +$10.1K ﹤0.01% 571

Other funds holding WRB

MSI
Mitsui Sumitomo Insurance Tokyo, Japan $4.15B AUM
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Kayne Anderson Rudnick Investment Management
Kayne Anderson Rudnick Investment Management Los Angeles, California $32.2B AUM 10.98% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

Optiver Holding's WRB Position: Q2 2026 in Review

Optiver Holding opened a new position in W.R. Berkley (WRB) in Q2 2026: 2,756 shares worth $194K. The stake represents ﹤0.01% of the portfolio and ranks #908 among its holdings. This is a return to the name: Optiver Holding previously reported a position in WRB as recently as Q1 2025.

Optiver Holding first reported a position in WRB in Q3 2021 and has held it in 6 quarters since. 952 funds tracked by Wall St. Rank hold WRB as of Q2 2026.

  • Optiver Holding held 2,756 shares of W.R. Berkley worth $194K as of Q2 2026.
  • W.R. Berkley was a new Optiver Holding position in Q2 2026.
  • W.R. Berkley made up ﹤0.01% of Optiver Holding's portfolio in Q2 2026, its #908 holding.
  • Optiver Holding first reported a position in W.R. Berkley in Q3 2021 and has held it in 6 quarters since.
  • 952 funds tracked by Wall St. Rank held W.R. Berkley as of Q2 2026.

Based on Optiver Holding's 13F filing for Q2 2026, filed 12 Aug 2026.