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 $1.9T AUM 41.92% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Franklin Resources
Franklin Resources San Mateo, California $408B AUM 30.18% 1-Year Est. Return
Jane Street
Jane Street New York $777B AUM 61.18% 1-Year Est. Return
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $185B AUM 39.58% 1-Year Est. Return
CIBC World Market
CIBC World Market Toronto, Ontario, Canada $61.3B AUM 39.33% 1-Year Est. Return
Connor, Clark & Lunn Investment Management (CC&L)
Connor, Clark & Lunn Investment Management (CC&L) Vancouver, British Columbia, Canada $43.4B AUM 51.29% 1-Year Est. Return
Viking Global Investors
Viking Global Investors Stamford, Connecticut $35.7B AUM 21.3% 1-Year Est. Return
WRCM
Whale Rock Capital Management Boston, Massachusetts $7.74B AUM 180.85% 1-Year Est. Return

Calamos Advisors's CLS Position: Q1 2026 in Review

Calamos Advisors reduced its Celestica (CLS) stake by 72% in Q1 2026, selling an estimated $4.12M and leaving 5,579 shares worth $1.57M. The position accounts for 0.01% of the portfolio, ranked #705.

Calamos Advisors first reported a position in CLS in Q3 2023 and has held it in 10 quarters since. The position peaked at $8.31M in Q3 2025. 774 funds tracked by Wall St. Rank hold CLS as of Q1 2026.

  • Calamos Advisors held 5,579 shares of Celestica worth $1.57M as of Q1 2026.
  • Calamos Advisors sold 14,210 Celestica shares in Q1 2026, an estimated $4.12M.
  • Celestica made up 0.01% of Calamos Advisors's portfolio in Q1 2026, its #705 holding.
  • Calamos Advisors first reported a position in Celestica in Q3 2023 and has held it in 10 quarters since.
  • Calamos Advisors's Celestica position peaked at $8.31M in Q3 2025.
  • 774 funds tracked by Wall St. Rank held Celestica as of Q1 2026.

Based on Calamos Advisors's 13F filing for Q1 2026, filed 4 May 2026.