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CastleKnight Management’s Amkor Technology AMKR Stock Holding History

CastleKnight Management’s Portfolio AMKR Stock Details AMKR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$11.3M Buy
251,200
+77,200
+44% +$3.7M 0.19% 74
2025
Q4 		$6.87M Buy
+174,000
New +$6.19M 0.15% 85

Other funds holding AMKR

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
EARNEST Partners
EARNEST Partners Atlanta, Georgia $24.3B AUM 34.41% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return
Point72 Asset Management
Point72 Asset Management Stamford, Connecticut $78.1B AUM 55.25% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

CastleKnight Management's AMKR Position: Q1 2026 in Review

CastleKnight Management increased its Amkor Technology (AMKR) stake by 44% in Q1 2026, buying an estimated $3.7M and bringing the position to 251,200 shares worth $11.3M. The position accounts for 0.19% of the portfolio, ranked #74.

CastleKnight Management first reported a position in AMKR in Q4 2025 and has held it in 2 quarters since. 528 funds tracked by Wall St. Rank hold AMKR as of Q1 2026.

  • CastleKnight Management held 251,200 shares of Amkor Technology worth $11.3M as of Q1 2026.
  • CastleKnight Management bought 77,200 Amkor Technology shares in Q1 2026, an estimated $3.7M.
  • Amkor Technology made up 0.19% of CastleKnight Management's portfolio in Q1 2026, its #74 holding.
  • CastleKnight Management first reported a position in Amkor Technology in Q4 2025 and has held it in 2 quarters since.
  • 528 funds tracked by Wall St. Rank held Amkor Technology as of Q1 2026.

Based on CastleKnight Management's 13F filing for Q1 2026, filed 15 May 2026.