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SEI INVESTMENTS CO

Position in ATRO — Astronics Corp

CIK 350894 OAKS, PA

Position in ATRO

as of Mar 31, 2026 · filed May 13, 2026
Position Value
$4,740,432
+$3,219,977 QoQ
Shares Held
71,039
+153.4% QoQ
Ownership
0.198%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2025
5 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in ATRO Over Time

Shares Held

Position Value (USD)

Position in Aerospace & Defense

Industrials · as of Mar 31, 2026

SEI INVESTMENTS CO holds $2,704,875,118 across 51 Aerospace & Defense names. ATRO ranks #36 (0.2% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in ATRO

Export CSV
5 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $4,740,432 71,039
2025-12-31 $1,520,455 28,032
2025-09-30 $1,077,262 23,619
2025-06-30 $1,072,431 32,032
2025-03-31 $409,632 16,948