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Entropy Technologies’s W.R. Berkley WRB Stock Holding History

Entropy Technologies’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 		$1.28M Sell
18,116
-15,380
-46% -$1.03M 0.05% 444
2026
Q1 		$2.22M Buy
+33,496
New +$2.31M 0.1% 259
2025
Q2 		– Sell
-8,332
Closed -$593K – 1043
2025
Q1 		$593K Sell
8,332
-27,034
-76% -$1.66M 0.06% 391
2024
Q4 		$2.07M Buy
35,366
+16,495
+87% +$988K 0.21% 138
2024
Q3 		$1.07M Buy
+18,871
New +$1.06M 0.11% 244

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
California State Teachers Retirement System (CalSTRS)
California State Teachers Retirement System (CalSTRS) West Sacramento, California $782B AUM 28.39% 1-Year Est. Return

Entropy Technologies's WRB Position: Q2 2026 in Review

Entropy Technologies reduced its W.R. Berkley (WRB) stake by 46% in Q2 2026, selling an estimated $1.03M and leaving 18,116 shares worth $1.28M. The position accounts for 0.05% of the portfolio, ranked #444.

Entropy Technologies first reported a position in WRB in Q3 2024 and has held it in 5 quarters since. The position peaked at $2.22M in Q1 2026. 948 funds tracked by Wall St. Rank hold WRB as of Q2 2026.

  • Entropy Technologies held 18,116 shares of W.R. Berkley worth $1.28M as of Q2 2026.
  • Entropy Technologies sold 15,380 W.R. Berkley shares in Q2 2026, an estimated $1.03M.
  • W.R. Berkley made up 0.05% of Entropy Technologies's portfolio in Q2 2026, its #444 holding.
  • Entropy Technologies first reported a position in W.R. Berkley in Q3 2024 and has held it in 5 quarters since.
  • Entropy Technologies's W.R. Berkley position peaked at $2.22M in Q1 2026.
  • 948 funds tracked by Wall St. Rank held W.R. Berkley as of Q2 2026.

Based on Entropy Technologies's 13F filing for Q2 2026, filed 13 Aug 2026.