Calamos Advisors
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Calamos Advisors’s Celestica CLS Stock Holding History

Calamos Advisors’s Portfolio CLS Stock Details CLS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q3 		– Sell
-38,300
Closed -$3.02M – 941
2025
Q2 		$3.02M Buy
+38,300
New +$4.07M 0.01% 600

Other funds holding CLS

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Franklin Resources
Franklin Resources San Mateo, California $462B AUM 39.16% 1-Year Est. Return
Jane Street
Jane Street New York $1.21T AUM 78.12% 1-Year Est. Return
CIBC World Market
CIBC World Market Toronto, Ontario, Canada $62.3B AUM 44.64% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return
Connor, Clark & Lunn Investment Management (CC&L)
Connor, Clark & Lunn Investment Management (CC&L) Vancouver, British Columbia, Canada $52.8B AUM 58.98% 1-Year Est. Return
VARA
Value Aligned Research Advisors Princeton, New Jersey $40.1B AUM 376.19% 1-Year Est. Return
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $225B AUM 49.49% 1-Year Est. Return

Calamos Advisors's CLS Position: Q2 2026 in Review

Calamos Advisors reduced its Celestica (CLS) stake by 40% in Q2 2026, selling an estimated $836K and leaving 3,350 shares worth $1.22M. The position accounts for ﹤0.01% of the portfolio, ranked #734.

Calamos Advisors first reported a position in CLS in Q3 2023 and has held it in 11 quarters since. The position peaked at $8.31M in Q3 2025. 879 funds tracked by Wall St. Rank hold CLS as of Q2 2026.

  • Calamos Advisors held 3,350 shares of Celestica worth $1.22M as of Q2 2026.
  • Calamos Advisors sold 2,229 Celestica shares in Q2 2026, an estimated $836K.
  • Celestica made up ﹤0.01% of Calamos Advisors's portfolio in Q2 2026, its #734 holding.
  • Calamos Advisors first reported a position in Celestica in Q3 2023 and has held it in 11 quarters since.
  • Calamos Advisors's Celestica position peaked at $8.31M in Q3 2025.
  • 879 funds tracked by Wall St. Rank held Celestica as of Q2 2026.

Based on Calamos Advisors's 13F filing for Q2 2026, filed 31 Jul 2026.