Mariner
ATRO icon

Mariner’s Astronics ATRO Stock Holding History

Mariner’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 		$623K Buy
7,665
+1,424
+23% +$97.2K ﹤0.01% 2311
2026
Q1 		$347K Sell
6,241
-3,693
-37% -$223K ﹤0.01% 2747
2025
Q4 		$449K Buy
9,934
+3,322
+50% +$139K ﹤0.01% 2511
2025
Q3 		$251K Buy
+6,612
New +$201K ﹤0.01% 2967

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

Mariner's ATRO Position: Q2 2026 in Review

Mariner increased its Astronics (ATRO) stake by 23% in Q2 2026, buying an estimated $97.2K and bringing the position to 7,665 shares worth $623K. The position accounts for ﹤0.01% of the portfolio, ranked #2311.

Mariner first reported a position in ATRO in Q3 2025 and has held it in 4 quarters since. 311 funds tracked by Wall St. Rank hold ATRO as of Q2 2026.

  • Mariner held 7,665 shares of Astronics worth $623K as of Q2 2026.
  • Mariner bought 1,424 Astronics shares in Q2 2026, an estimated $97.2K.
  • Astronics made up ﹤0.01% of Mariner's portfolio in Q2 2026, its #2311 holding.
  • Mariner first reported a position in Astronics in Q3 2025 and has held it in 4 quarters since.
  • 311 funds tracked by Wall St. Rank held Astronics as of Q2 2026.

Based on Mariner's 13F filing for Q2 2026, filed 13 Aug 2026.