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WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC

Position in GHM — Graham Corp

CIK 1644956 CHICAGO, IL

Position in GHM

as of Jun 30, 2026 · filed Aug 12, 2026
Position Value
$45,158,592
+$20,353,958 QoQ
Shares Held
364,800
+16.1% QoQ
Ownership
3.11%
of shares outstanding
% of Portfolio
0.14%
of 13F equity value
Holder Rank
#6
of 220 holders
Holding Since
Sep 2025
4 quarters on record
Voting authority Sole 76% Shared 0% None 24%

Common Shares in GHM Over Time

Shares Held

Position Value (USD)

Position in Specialty Industrial Machinery

Industrials · as of Jun 30, 2026

WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC holds $493,910,185 across 9 Specialty Industrial Machinery names. GHM ranks #5 (9.1% of the industry book) .

# Ticker Company Shares Value (USD) Open
5 GHM
Graham Corp
This page
364,800 $45,158,592

All Filings in GHM

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4 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $45,158,592 364,800
2026-03-31 $24,804,634 314,301
2025-12-31 $19,141,824 298,020
2025-09-30 $15,043,423 274,015