Graham Corp

GHM

Exchange: NYSE
Industry: General Industrial Machinery & Equipment
SEC CIK: 0000716314

SEC filings (opens in a new tab)

In the last 90 days, Graham Corp insiders filed 1 open-market purchase and 0 sales; 221 institutions reported holding it in 13F filings for Q2 2026, worth $1.30B in total; no superinvestor holds it.

Q1 2026 vs. Q4 2025

How the institutions holding Graham Corp changed between Q4 2025 and Q1 2026.

All holders in Q1 2026 All holders in Q4 2025

13F holders of GHM: Q4 2025 compared with Q1 2026
Measure	Q4 2025	Of which not filed for Q1 2026	Q1 2026	Change
Holders	161	4	180	+23
Shares	8.93M	646.0K	8.97M	+692.2K (+8.4%)
Value	$573.4M	$41.5M	$708.4M	+$176.5M (+33.2%)

4 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so the changes leave them out.

New holders (43)

Institutions that held Graham Corp at the end of Q1 2026 but not at the end of Q4 2025.

Institutions new to GHM in Q1 2026
Institution	Shares	Value	% of portfolio
Vanguard Capital Management LLC	453,812	$35.8M	0.00%
Captrust Financial Advisors	153,699	$12.1M	0.02%
R.P. Boggs & Co.	117,716	$9.64M	4.63%
Vanguard Portfolio Management LLC	116,184	$9.17M	0.00%
Portolan Capital Management, LLC	103,556	$8.17M	0.43%
Vanguard Fiduciary Trust Co	72,621	$5.73M	0.00%
CenterBook Partners LP	44,876	$3.54M	0.19%
Truist Financial Corp	38,174	$3.10M	0.00%
Mirabella Financial Services LLP	39,159	$3.09M	0.30%
Millennium Management LLC	27,732	$2.19M	0.00%
Conestoga Capital Advisors, LLC	21,340	$1.68M	0.03%
Intrinsic Edge Capital Management LLC	19,128	$1.51M	0.27%
VARCOV Co.	13,916	$1.10M	0.41%
Susquehanna International Group, LLP	10,883	$858.9K	0.00%
HSBC Holdings PLC	10,541	$815.5K	0.00%
MML Investors Services, LLC	8,333	$657.6K	0.00%
Two Sigma Investments, LP	7,729	$610.0K	0.00%
Vanguard Global Advisers, LLC	6,403	$505.3K	0.00%
CIBC Bancorp USA Inc.	5,874	$463.6K	0.00%
Raymond James Financial Inc	5,601	$442.0K	0.00%
Yorktown Management & Research Co Inc	5,450	$430.1K	0.36%
Round Rock Advisors, LLC	4,774	$376.8K	0.06%
Cambridge Investment Research Advisors, Inc.	4,697	$371.0K	0.00%
Virtu Financial LLC	4,252	$336.0K	0.01%
Skopos Labs, Inc.	4,256	$335.9K	0.01%
Vident Advisory, LLC	4,095	$323.2K	0.00%
Mangrove Partners	2,778	$219.2K	0.02%
Trexquant Investment LP	2,776	$219.1K	0.00%
Moran Wealth Management, LLC	2,730	$215.5K	0.01%
D'Orazio & Associates, Inc.	2,672	$210.9K	0.03%
CI Private Wealth, LLC	2,614	$204.7K	0.00%
Stifel Financial Corp	2,589	$204.3K	0.00%
Bridge City Capital, LLC	2,559	$202.0K	0.06%
Fifth Third Bancorp	881	$69.5K	0.00%
UBS Asset Management Americas Inc	559	$44.1K	0.00%
Caitong International Asset Management Co., Ltd	462	$36.5K	0.01%
Silver Grove Financial Group, Inc.	300	$23.7K	0.02%
North Star Investment Management Corp.	50	$3.95K	0.00%
Twin Peaks Wealth Advisors, LLC	46	$3.63K	0.00%
Quarry LP	40	$3.16K	0.00%
MAI Capital Management	12	$948	0.00%
Keating Financial Advisory Services, Inc.	1	$79	0.00%
Great West Life Assurance Co	3	$0	0.00%

Sold out (20)

Institutions that held Graham Corp at the end of Q4 2025 and filed for Q1 2026 without it.

Institutions that sold out of GHM in Q1 2026
Institution	Shares, Q4 2025	Value, Q4 2025
G2 Investment Partners Management LLC	20,414	$1.31M
Tudor Investment Corp Et Al	14,955	$960.6K
Focused Alpha, LLC	9,804	$629.7K
Balyasny Asset Management LLC	9,761	$626.9K
Navellier & Associates Inc	8,259	$530.5K
Olstein Capital Management, L.P.	6,500	$417.0K
SG Americas Securities, LLC	6,479	$416.0K
Verition Fund Management LLC	5,985	$384.4K
Qube Research & Technologies Ltd	4,032	$259.0K
ExodusPoint Capital Management, LP	3,939	$253.0K
Boothbay Fund Management, LLC	3,870	$248.6K
Intech Investment Management LLC	3,633	$233.3K
AdvisorShares Investments LLC	3,238	$208.0K
Quest Partners LLC	1,577	$101.3K
SageView Advisory Group, LLC	800	$51.4K
DV Trading LLC	500	$32.1K
Canada Pension Plan Investment Board	400	$25.7K
Amalgamated Bank	327	$21.0K
Group One Trading, L.P.	100	$6.42K
Turning Point Benefit Group, Inc.	3	$192

Not filed for Q1 2026 yet (4)

Institutions that held Graham Corp at the end of Q4 2025 and haven't filed a 13F for Q1 2026. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding GHM in Q4 2025 that haven't filed for Q1 2026
Institution	Shares, Q4 2025	Value, Q4 2025
Vanguard Group Inc	636,759	$40.9M
CIBC Private Wealth Group, LLC	5,600	$359.7K
Global Retirement Partners, LLC	2,712	$174.2K
Comerica Bank	949	$61.0K