JO
JACS

John Overdeck’s Jackson Acquisition Co II JACS Stock Holding History

John Overdeck’s Portfolio JACS Stock Details JACS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$5.05M Hold
474,821
– – ﹤0.01% 2137
2026
Q1 		$5.03M Hold
474,821
– – ﹤0.01% 1974
2025
Q4 		$4.95M Hold
474,821
– – 0.01% 1733
2025
Q3 		$4.93M Hold
474,821
– – 0.01% 1474
2025
Q2 		$4.89M Hold
474,821
– – 0.01% 1247
2025
Q1 		$4.78M Buy
+474,821
New +$4.76M 0.01% 1159

Other funds holding JACS

Hudson Bay Capital Management
Hudson Bay Capital Management Stamford, Connecticut $36.8B AUM 42.13% 1-Year Est. Return
GCL
Glazer Capital LLC New York $4.07B AUM 78.71% 1-Year Est. Return
WCMNY
Westchester Capital Management (New York) Valhalla, New York $2.04B AUM 31.03% 1-Year Est. Return
AA
AQR Arbitrage Greenwich, Connecticut $7.02B AUM 31.58% 1-Year Est. Return
LA
Linden Advisors New York $19.3B AUM 1.47% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return
WAM
Wolverine Asset Management Chicago, Illinois $11.4B AUM 5.65% 1-Year Est. Return
PAMP
Polar Asset Management Partners Toronto, Ontario, Canada $6.07B AUM 34.81% 1-Year Est. Return
WRBC
W.R. Berkley Corp Greenwich, Connecticut $2.1B AUM 13.6% 1-Year Est. Return
MSU
Mizuho Securities USA New York $6.2B AUM 35.46% 1-Year Est. Return

John Overdeck's JACS Position: Q2 2026 in Review

John Overdeck held its Jackson Acquisition Co II (JACS) position steady in Q2 2026 at 474,821 shares worth $5.05M. The position accounts for ﹤0.01% of the portfolio, ranked #2137.

John Overdeck first reported a position in JACS in Q1 2025 and has held it in 6 quarters since. 48 funds tracked by Wall St. Rank hold JACS as of Q2 2026.

  • John Overdeck held 474,821 shares of Jackson Acquisition Co II worth $5.05M as of Q2 2026.
  • John Overdeck left its Jackson Acquisition Co II share count unchanged in Q2 2026.
  • Jackson Acquisition Co II made up ﹤0.01% of John Overdeck's portfolio in Q2 2026, its #2137 holding.
  • John Overdeck first reported a position in Jackson Acquisition Co II in Q1 2025 and has held it in 6 quarters since.
  • 48 funds tracked by Wall St. Rank held Jackson Acquisition Co II as of Q2 2026.

Based on Two Sigma Investments's 13F filing for Q2 2026, filed 14 Aug 2026.