Hudson Bay Capital Management
ASYS icon

Hudson Bay Capital Management’s Amtech Systems ASYS Stock Holding History

Hudson Bay Capital Management’s Portfolio ASYS Stock Details ASYS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$281K Buy
24,083
+2,530
+12% +$34.1K ﹤0.01% 1044
2025
Q4 		$270K Buy
+21,553
New +$194K ﹤0.01% 937

Other funds holding ASYS

First Eagle Investment Management
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VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return
PRCP
Pacific Ridge Capital Partners Lake Oswego, Oregon $462M AUM 40.76% 1-Year Est. Return
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $185B AUM 39.58% 1-Year Est. Return
Jane Street
Jane Street New York $777B AUM 61.18% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return

Hudson Bay Capital Management's ASYS Position: Q1 2026 in Review

Hudson Bay Capital Management increased its Amtech Systems (ASYS) stake by 12% in Q1 2026, buying an estimated $34.1K and bringing the position to 24,083 shares worth $281K. The position accounts for ﹤0.01% of the portfolio, ranked #1044.

Hudson Bay Capital Management first reported a position in ASYS in Q4 2025 and has held it in 2 quarters since. 79 funds tracked by Wall St. Rank hold ASYS as of Q1 2026.

  • Hudson Bay Capital Management held 24,083 shares of Amtech Systems worth $281K as of Q1 2026.
  • Hudson Bay Capital Management bought 2,530 Amtech Systems shares in Q1 2026, an estimated $34.1K.
  • Amtech Systems made up ﹤0.01% of Hudson Bay Capital Management's portfolio in Q1 2026, its #1044 holding.
  • Hudson Bay Capital Management first reported a position in Amtech Systems in Q4 2025 and has held it in 2 quarters since.
  • 79 funds tracked by Wall St. Rank held Amtech Systems as of Q1 2026.

Based on Hudson Bay Capital Management's 13F filing for Q1 2026, filed 13 May 2026.