WRBC
MLAC

W.R. Berkley Corp’s Mountain Lake Acquisition Corp MLAC Stock Holding History

W.R. Berkley Corp’s Portfolio MLAC Stock Details MLAC Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$19.8M Buy
1,877,833
+1,515,300
+418% +$15.9M 1.06% 12
2025
Q4 		$3.77M Buy
362,533
+144,473
+66% +$1.51M 0.18% 94
2025
Q3 		$2.25M Hold
218,060
– – 0.13% 134
2025
Q2 		$2.24M Hold
218,060
– – 0.12% 141
2025
Q1 		$2.19M Buy
+218,060
New +$2.18M 0.13% 101

Other funds holding MLAC

TCM
Tenor Capital Management New York $6.49B AUM 3.01% 1-Year Est. Return
MF
Magnetar Financial Evanston, Illinois $9.84B AUM 190.64% 1-Year Est. Return
MSU
Mizuho Securities USA New York $4.24B AUM 22.54% 1-Year Est. Return
PAMP
Polar Asset Management Partners Toronto, Ontario, Canada $5.01B AUM 35.27% 1-Year Est. Return
AA
AQR Arbitrage Greenwich, Connecticut $6.09B AUM 27.01% 1-Year Est. Return
FTCM
First Trust Capital Management Chicago, Illinois $1.9B AUM 58.39% 1-Year Est. Return
AIMCA
Alberta Investment Management Corp (AIMCo) Edmonton, Alberta, Canada $16.7B AUM 23.27% 1-Year Est. Return
WAM
Wolverine Asset Management Chicago, Illinois $10.4B AUM 4.78% 1-Year Est. Return
WCMNY
Westchester Capital Management (New York) Valhalla, New York $2.21B AUM 26.02% 1-Year Est. Return
LA
Linden Advisors New York $17.9B AUM 1.72% 1-Year Est. Return

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

W.R. Berkley Corp increased its Mountain Lake Acquisition Corp (MLAC) stake by 418% in Q1 2026, buying an estimated $15.9M and bringing the position to 1,877,833 shares worth $19.8M. The position accounts for 1.06% of the portfolio, ranked #12.

W.R. Berkley Corp first reported a position in MLAC in Q1 2025 and has held it in 5 quarters since. 47 funds tracked by Wall St. Rank hold MLAC as of Q1 2026.

  • W.R. Berkley Corp held 1,877,833 shares of Mountain Lake Acquisition Corp worth $19.8M as of Q1 2026.
  • W.R. Berkley Corp bought 1,515,300 Mountain Lake Acquisition Corp shares in Q1 2026, an estimated $15.9M.
  • Mountain Lake Acquisition Corp made up 1.06% of W.R. Berkley Corp's portfolio in Q1 2026, its #12 holding.
  • W.R. Berkley Corp first reported a position in Mountain Lake Acquisition Corp in Q1 2025 and has held it in 5 quarters since.
  • 47 funds tracked by Wall St. Rank held Mountain Lake Acquisition Corp as of Q1 2026.

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