Calamos Advisors
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Calamos Advisors’s Astronics ATRO Stock Holding History

Calamos Advisors’s Portfolio ATRO Stock Details ATRO Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$669K Sell
8,229
-17,588
-68% -$1.2M ﹤0.01% 803
2026
Q1 		$1.44M Buy
25,817
+2,153
+9% +$130K 0.01% 721
2025
Q4 		$1.07M Buy
+23,664
New +$992K ﹤0.01% 680

Other funds holding ATRO

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Capital International Investors
Capital International Investors Los Angeles, California $484B AUM 34.9% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
PP
Pertento Partners London, United Kingdom $1.86B AUM 53.86% 1-Year Est. Return
NCGI
Next Century Growth Investors Plymouth, Minnesota $1.89B AUM 151.53% 1-Year Est. Return
Ameriprise
Ameriprise Minneapolis, Minnesota $495B AUM 43.24% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Calamos Advisors's ATRO Position: Q2 2026 in Review

Calamos Advisors reduced its Astronics (ATRO) stake by 68% in Q2 2026, selling an estimated $1.2M and leaving 8,229 shares worth $669K. The position accounts for ﹤0.01% of the portfolio, ranked #803.

Calamos Advisors first reported a position in ATRO in Q4 2025 and has held it in 3 quarters since. The position peaked at $1.44M in Q1 2026. 309 funds tracked by Wall St. Rank hold ATRO as of Q2 2026.

  • Calamos Advisors held 8,229 shares of Astronics worth $669K as of Q2 2026.
  • Calamos Advisors sold 17,588 Astronics shares in Q2 2026, an estimated $1.2M.
  • Astronics made up ﹤0.01% of Calamos Advisors's portfolio in Q2 2026, its #803 holding.
  • Calamos Advisors first reported a position in Astronics in Q4 2025 and has held it in 3 quarters since.
  • Calamos Advisors's Astronics position peaked at $1.44M in Q1 2026.
  • 309 funds tracked by Wall St. Rank held Astronics as of Q2 2026.

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