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WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC

Position in GHM — Graham Corp

CIK 1644956 CHICAGO, IL

Position in GHM

as of Mar 31, 2026 · filed May 8, 2026
Position Value
$24,804,634
+$5,662,810 QoQ
Shares Held
314,301
+5.5% QoQ
Ownership
2.69%
of shares outstanding
% of Portfolio
0.08%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Sep 2025
3 quarters on record
Voting authority Sole 75.83081186505929.ToString("F0")% Shared 0.ToString("F0")% None 24.169188134940708.ToString("F0")%

Common Shares in GHM Over Time

Shares Held

Position Value (USD)

Position in Specialty Industrial Machinery

Industrials · as of Mar 31, 2026

WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC holds $507,744,097 across 9 Specialty Industrial Machinery names. GHM ranks #6 (4.9% of the industry book) .

# Ticker Company Shares Value (USD) Open
6 GHM
Graham Corp
This page
314,301 $24,804,634

All Filings in GHM

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3 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $24,804,634 314,301
2025-12-31 $19,141,824 298,020
2025-09-30 $15,043,423 274,015