WRBC
QSEA

W.R. Berkley Corp’s Quartzsea Acquisition Corp QSEA Stock Holding History

W.R. Berkley Corp’s Portfolio QSEA Stock Details QSEA Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$4.21M Buy
405,549
+87,863
+28% +$905K 0.23% 95
2025
Q4 		$3.25M Buy
317,686
+29,083
+10% +$296K 0.15% 107
2025
Q3 		$2.92M Buy
288,603
+139,365
+93% +$1.41M 0.17% 113
2025
Q2 		$1.5M Buy
+149,238
New +$1.49M 0.08% 160

Other funds holding QSEA

KIM
Karpus Investment Management Pittsford, New York $3.21B AUM 6.83% 1-Year Est. Return
MSU
Mizuho Securities USA New York $4.24B AUM 22.54% 1-Year Est. Return
WAM
Wolverine Asset Management Chicago, Illinois $10.4B AUM 4.78% 1-Year Est. Return
RCM
Rivernorth Capital Management West Palm Beach, Florida $2B AUM 0.66% 1-Year Est. Return
MP
Mangrove Partners Greenwich, Connecticut $1.24B AUM 41.74% 1-Year Est. Return
WCMNY
Westchester Capital Management (New York) Valhalla, New York $2.21B AUM 26.02% 1-Year Est. Return
AA
AQR Arbitrage Greenwich, Connecticut $6.09B AUM 27.01% 1-Year Est. Return
PAMP
Polar Asset Management Partners Toronto, Ontario, Canada $5.01B AUM 35.27% 1-Year Est. Return
Toronto Dominion Bank
Toronto Dominion Bank Toronto, Ontario, Ontario, Canada $69.7B AUM 40.86% 1-Year Est. Return
SCM
Shaolin Capital Management Miami, Florida $2.71B AUM 64.83% 1-Year Est. Return

W.R. Berkley Corp's QSEA Position: Q1 2026 in Review

W.R. Berkley Corp increased its Quartzsea Acquisition Corp (QSEA) stake by 28% in Q1 2026, buying an estimated $905K and bringing the position to 405,549 shares worth $4.21M. The position accounts for 0.23% of the portfolio, ranked #95.

W.R. Berkley Corp first reported a position in QSEA in Q2 2025 and has held it in 4 quarters since. 26 funds tracked by Wall St. Rank hold QSEA as of Q1 2026.

  • W.R. Berkley Corp held 405,549 shares of Quartzsea Acquisition Corp worth $4.21M as of Q1 2026.
  • W.R. Berkley Corp bought 87,863 Quartzsea Acquisition Corp shares in Q1 2026, an estimated $905K.
  • Quartzsea Acquisition Corp made up 0.23% of W.R. Berkley Corp's portfolio in Q1 2026, its #95 holding.
  • W.R. Berkley Corp first reported a position in Quartzsea Acquisition Corp in Q2 2025 and has held it in 4 quarters since.
  • 26 funds tracked by Wall St. Rank held Quartzsea Acquisition Corp as of Q1 2026.

Based on W.R. Berkley Corp's 13F filing for Q1 2026, filed 15 May 2026.