Vault-13

GRAHAM CORP GHM

COM · Common Stock · CUSIP 384556106

139 institutional holders +14 vs Q1 2025
8,580,9338.6m shares reported held*
78.4% of all shares outstanding*
$424.8mreported value*
25 new 45 added 49 reduced 12 sold out net bought ≈ $6.8m (+138.3k shares)

* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once ($1.5m this quarter). Holder counts are more reliable. Shares outstanding: 10.9m as of 2025-06-05, from the company's own SEC filing; the percentage can still exceed 100%: lent-out shares are counted by the lender and the buyer, and some reports overlap without saying so. Implied quarter-end price ≈ $49.51. Options: 4 managers hold calls ($301.1k notional), 3 hold puts ($282.2k).

Trends to Q2 2025

Institutional holders

Managers reporting a position, each quarter

050100150Q3 22: 52Q4 22: 56Q1 23: 66Q2 23: 62Q3 23: 68Q4 23: 79Q1 24: 92Q2 24: 105Q3 24: 112Q4 24: 135Q1 25: 125Q2 25: 139139Q3 22Q2 23Q1 24Q4 24Q2 25
Numbers
QuarterHolders
Q3 202252
Q4 202256
Q1 202366
Q2 202362
Q3 202368
Q4 202379
Q1 202492
Q2 2024105
Q3 2024112
Q4 2024135
Q1 2025125
Q2 2025139

Buyers vs sellers

Managers adding to or starting a position, vs cutting or selling out

Bought or addedCut or sold out
1000100Q3 23: 31 bought or addedQ3 23: 20 cut or sold outQ4 23: 39 bought or addedQ4 23: 23 cut or sold outQ4 23Q1 24: 51 bought or addedQ1 24: 36 cut or sold outQ2 24: 52 bought or addedQ2 24: 59 cut or sold outQ2 24Q3 24: 56 bought or addedQ3 24: 49 cut or sold outQ4 24: 63 bought or addedQ4 24: 54 cut or sold outQ4 24Q1 25: 64 bought or addedQ1 25: 62 cut or sold outQ2 25: 70 bought or addedQ2 25: 61 cut or sold outQ2 25
Numbers
QuarterBought or addedCut or sold out
Q3 20233120
Q4 20233923
Q1 20245136
Q2 20245259
Q3 20245649
Q4 20246354
Q1 20256462
Q2 20257061

Calls vs puts

Options held, notional value, last 4 quarters. P/C = puts ÷ calls

CallsPuts
$0$100k$200k$300k$400kQ3 24 calls: $65.1kQ3 24 puts: $127.2kQ3 24P/C 1.95Q4 24 calls: $169.0kQ4 24 puts: $48.9kQ4 24P/C 0.29Q1 25 calls: $94.3kQ1 25 puts: $216.2kQ1 25P/C 2.29Q2 25 calls: $301.1kQ2 25 puts: $282.2kQ2 25P/C 0.94
Numbers
QuarterCallsPutsP/C
Q3 2024$65.1k$127.2k1.95
Q4 2024$169.0k$48.9k0.29
Q1 2025$94.3k$216.2k2.29
Q2 2025$301.1k$282.2k0.94

Biggest buyers

Invesco Ltd. Added +108,146+108.1k
KENNEDY CAPITAL MANAGEMENT LLC Added +67,139+67.1k
Roubaix Capital, LLC New +44,196+44.2k
AMERICAN CENTURY COMPANIES INC Added +43,256+43.3k
MORGAN STANLEY Added +39,484+39.5k
Russell Investments Group, Ltd. Added +37,781+37.8k
Informed Momentum Co LLC New +25,578+25.6k
PHILADELPHIA TRUST CO Added +24,754+24.8k
EXCHANGE TRADED CONCEPTS, LLC Added +21,649+21.6k
Inspire Investing, LLC New +18,426+18.4k

Biggest sellers

ACADIAN ASSET MANAGEMENT LLC Reduced -85,755-85.8k
VANGUARD GROUP INC Reduced -76,391-76.4k
DIMENSIONAL FUND ADVISORS LP Reduced -68,208-68.2k
BRANDES INVESTMENT PARTNERS, LP Reduced -45,567-45.6k
First Eagle Investment Management, LLC Reduced -21,500-21.5k
Qube Research & Technologies Ltd Reduced -20,702-20.7k
SUSQUEHANNA INTERNATIONAL GROUP, LLP Reduced -15,961-16.0k
G2 Investment Partners Management LLC Reduced -15,720-15.7k
Trexquant Investment LP Sold out -14,934-14.9k
Connor, Clark & Lunn Investment Management Ltd. Reduced -12,036-12.0k

Biggest calls

JANE STREET GROUP, LLC New $237.6k4.8k shares
GROUP ONE TRADING LLC Added $59.4k1.2k shares
SIMPLEX TRADING, LLC Reduced $4.0k100 shares
CONCOURSE FINANCIAL GROUP SECURITIES, INC. Unchanged $00 shares

Biggest puts

CITADEL ADVISORS LLC Reduced $272.3k5.5k shares
GROUP ONE TRADING LLC New $9.9k200 shares
CONCOURSE FINANCIAL GROUP SECURITIES, INC. Unchanged $00 shares

Options at notional value: the value of the shares the contracts control, as filers report them, not what the options cost. Not included in the holders, shares or buying above.

Major shareholders (over 5%)

Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.

HolderStakeChangeShares Last filed
BRANDES INVESTMENT PARTNERS, LP 13G · institution -2.1 pts · filed 2026-08-13 9.2% -2.1 pts 1.1m≈ $133.7m 2026-08-13
T. Rowe Price Investment Management, Inc. 13G · institution new · filed 2026-08-14 5.2% new 607.3k≈ $75.2m 2026-08-14
FIRST TRUST PORTFOLIOS LP 13G · institution new · filed 2026-10-27 5.2% new 608.2k≈ $75.3m 2026-10-27

Fell to 5% or below in the last year: VANGUARD GROUP INC (0.0%, 2026-03-27)

Insider purchases and sales in Q2 2025

Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.

None reported in Q2 2025.

Holders, Q2 2025

#ManagerLocationShares Value% of their portfolioChangeShares change
1 BRANDES INVESTMENT PARTNERS, LP 0.59% of their portfolio LA JOLLA, CA 1,316,5351.3m $65.2m $65.2m 0.59% Reduced -45.6k -45,567
2 BlackRock, Inc. 0.00% of their portfolio New York, NY 799,944799.9k $39.6m $39.6m 0.00% Reduced -10.9k -10,880
3 VANGUARD GROUP INC 0.00% of their portfolio Valley Forge, PA 589,474589.5k $29.2m $29.2m 0.00% Reduced -76.4k -76,391
4 ROYCE & ASSOCIATES LP 0.19% of their portfolio New York, NY 370,684370.7k $18.4m $18.4m 0.19% Added +14.2k +14,160
5 First Eagle Investment Management, LLC 0.03% of their portfolio NEW YORK, NY 346,673346.7k $17.2m $17.2m 0.03% Reduced -21.5k -21,500
6 RENAISSANCE TECHNOLOGIES LLC 0.02% of their portfolio NEW YORK, NY 325,068325.1k $16.1m $16.1m 0.02% Reduced -2.6k -2,600
7 WASATCH ADVISORS LP 0.08% of their portfolio SALT LAKE CITY, UT 316,203316.2k $15.7m $15.7m 0.08% Added +18.1k +18,084
8 DIMENSIONAL FUND ADVISORS LP 0.00% of their portfolio AUSTIN, TX 300,031300.0k $14.9m $14.9m 0.00% Reduced -68.2k -68,208
9 GAMCO INVESTORS, INC. ET AL 0.14% of their portfolio GREENWICH, CT 278,985279.0k $13.8m $13.8m 0.14% Reduced -2.3k -2,300
10 AMERICAN CENTURY COMPANIES INC 0.01% of their portfolio KANSAS CITY, MO 265,443265.4k $13.1m $13.1m 0.01% Added +43.3k +43,256
11 GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio BOSTON, MA 240,407240.4k $11.9m $11.9m 0.00% Added +4.3k +4,342
12 STATE STREET CORP 0.00% of their portfolio BOSTON, MA 203,668203.7k $10.1m $10.1m 0.00% Added +14.1k +14,065
13 Diamond Hill Capital Management, LLC (Investment Advisor) 0.04% of their portfolio COLUMBUS, OH 196,147196.1k $9.7m $9.7m 0.04% Reduced -6.6k -6,567
14 MORGAN STANLEY 0.00% of their portfolio NEW YORK, NY 191,431191.4k $9.5m $9.5m 0.00% Added +39.5k +39,484
15 COBBLESTONE CAPITAL ADVISORS LLC /NY/ 0.47% of their portfolio ROCHESTER, NY 187,289187.3k $9.3m $9.3m 0.47% Unchanged
16 KENNEDY CAPITAL MANAGEMENT LLC 0.22% of their portfolio ST LOUIS, MO 185,374185.4k $9.2m $9.2m 0.22% Added +67.1k +67,139
17 G2 Investment Partners Management LLC 1.68% of their portfolio New York, NY 155,132155.1k $7.7m $7.7m 1.68% Reduced -15.7k -15,720
18 ESSEX INVESTMENT MANAGEMENT CO LLC 1.25% of their portfolio BOSTON, MA 138,974139.0k $6.9m $6.9m 1.25% Reduced -883 -883
19 Invesco Ltd. 0.00% of their portfolio ATLANTA, GA 115,893115.9k $5.7m $5.7m 0.00% Added +108.1k +108,146
20 NORTHERN TRUST CORP 0.00% of their portfolio CHICAGO, IL 89,91289.9k $4.5m $4.5m 0.00% Reduced -4.8k -4,810
21 De Lisle Partners LLP 0.61% of their portfolio POOLE, X0 87,91687.9k $4.3m $4.3m 0.61% Added +3.0k +3,000
22 Russell Investments Group, Ltd. 0.01% of their portfolio Seattle, WA 86,35886.4k $4.3m $4.3m 0.01% Added +37.8k +37,781
23 PHILADELPHIA TRUST CO 0.32% of their portfolio PHILADELPHIA, PA 84,53284.5k $4.2m $4.2m 0.32% Added +24.8k +24,754
24 EXCHANGE TRADED CONCEPTS, LLC 0.05% of their portfolio Oklahoma City, OK 83,05683.1k $4.1m $4.1m 0.05% Added +21.6k +21,649
25 Prescott Group Capital Management, L.L.C. 0.47% of their portfolio Tulsa, OK 80,53680.5k $4.0m $4.0m 0.47% Unchanged
26 UBS Group AG 0.00% of their portfolio ZURICH, V8 73,67373.7k $3.6m $3.6m 0.00% Reduced -6.5k -6,472
27 PUNCH & ASSOCIATES INVESTMENT MANAGEMENT, INC. 0.22% of their portfolio EDINA, MN 73,25573.3k $3.6m $3.6m 0.22% Reduced -3.0k -3,000
28 FFG RETIREMENT ADVISORS LLC 1.86% of their portfolio CENTENNIAL, CO 60,00060.0k $3.0m $3.0m 1.86% Unchanged
29 PANAGORA ASSET MANAGEMENT INC 0.01% of their portfolio BOSTON, MA 54,97155.0k $2.7m $2.7m 0.01% Unchanged
30 WELLINGTON MANAGEMENT GROUP LLP 0.00% of their portfolio Boston, MA 53,86553.9k $2.7m $2.7m 0.00% Reduced -1.1k -1,095
31 Connor, Clark & Lunn Investment Management Ltd. 0.01% of their portfolio VANCOUVER, A1 49,30449.3k $2.4m $2.4m 0.01% Reduced -12.0k -12,036
32 GRACE & WHITE INC /NY 0.43% of their portfolio NY, NY 47,29947.3k $2.3m $2.3m 0.43% Unchanged
33 Roubaix Capital, LLC 1.05% of their portfolio DENVER, CO 44,19644.2k $2.2m $2.2m 1.05% New
34 Legato Capital Management LLC 0.24% of their portfolio San Francisco, CA 41,51541.5k $2.1m $2.1m 0.24% Reduced -97 -97
35 Annex Advisory Services, LLC 0.05% of their portfolio BROOKFIELD, WI 40,76140.8k $2.0m $2.0m 0.05% Added +3.9k +3,858
36 AMERICAN CAPITAL MANAGEMENT INC 0.08% of their portfolio NEW YORK, NY 40,44940.4k $2.0m $2.0m 0.08% Added +16.6k +16,555
37 ACADIAN ASSET MANAGEMENT LLC 0.00% of their portfolio Boston, MA 38,42338.4k $1.9m $1.9m 0.00% Reduced -85.8k -85,755
38 HERITAGE INVESTORS MANAGEMENT CORP 0.06% of their portfolio BETHESDA, MD 36,42836.4k $1.8m $1.8m 0.06% Reduced -20 -20
39 BOOTHBAY FUND MANAGEMENT, LLC 0.05% of their portfolio NEW YORK, NY 36,11536.1k $1.8m $1.8m 0.05% Reduced -195 -195
40 Teton Advisors, Inc. 1.07% of their portfolio Rye, NY 35,40035.4k $1.8m $1.8m 1.07% Reduced -8.6k -8,600
41 Archon Capital Management LLC 1.42% of their portfolio Seattle, WA 35,04335.0k $1.7m $1.7m 1.42% Reduced -3.6k -3,600
42 Qube Research & Technologies Ltd 0.00% of their portfolio LONDON, X0 33,32233.3k $1.6m $1.6m 0.00% Reduced -20.7k -20,702
43 LPL Financial LLC 0.00% of their portfolio FORT MILL, SC 33,05533.1k $1.6m $1.6m 0.00% Reduced -239 -239
44 Calamos Advisors LLC 0.01% of their portfolio NAPERVILLE, IL 31,82331.8k $1.6m $1.6m 0.01% Added +11.3k +11,316
45 GOLDMAN SACHS GROUP INC 0.00% of their portfolio NEW YORK, NY 31,49231.5k $1.6m $1.6m 0.00% Added +4.6k +4,639
46 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.00% of their portfolio SAN FRANCISCO, CA 30,23230.2k $1.5m $1.5m 0.00% Added +1.7k +1,714
47 Bank of New York Mellon Corp 0.00% of their portfolio NEW YORK, NY 29,03629.0k $1.4m $1.4m 0.00% Added +1.4k +1,389
48 AMERIPRISE FINANCIAL INC 0.00% of their portfolio MINNEAPOLIS, MN 28,16328.2k $1.4m $1.4m 0.00% Reduced -1.3k -1,336
49 WealthTrust Axiom LLC 0.39% of their portfolio WAYNE, PA 26,78026.8k $1.3m $1.3m 0.39% Reduced -2.4k -2,400
50 BANK OF AMERICA CORP /DE/ 0.00% of their portfolio CHARLOTTE, NC 26,34826.3k $1.3m $1.3m 0.00% Reduced -834 -834
51 Informed Momentum Co LLC 0.19% of their portfolio SOLANA BEACH, CA 25,57825.6k $1.3m $1.3m 0.19% New
52 Nuveen, LLC 0.00% of their portfolio CHARLOTTE, NC 22,70022.7k $1.1m $1.1m 0.00% Added +3.5k +3,509
53 LOS ANGELES CAPITAL MANAGEMENT LLC 0.00% of their portfolio LOS ANGELES, CA 21,41021.4k $1.1m $1.1m 0.00% Added +5.0k +4,965
54 RAYMOND JAMES FINANCIAL INC 0.00% of their portfolio ST. PETERSBURG, FL 21,28921.3k $1.1m $1.1m 0.00% Added +3.1k +3,129
55 Inspire Investing, LLC 0.10% of their portfolio MERIDIAN, ID 18,42618.4k $912.3k $912.3k 0.10% New
56 BARCLAYS PLC 0.00% of their portfolio LONDON, X0 18,30818.3k $906.4k $906.4k 0.00% Added +6.2k +6,222
57 Advisors Asset Management, Inc. 0.02% of their portfolio Monument, CO 17,69117.7k $875.9k $875.9k 0.02% Added +5.9k +5,895
58 Olstein Capital Management, L.P. 0.16% of their portfolio Purchase, NY 17,00017.0k $842.0k $842.0k 0.16% Reduced -3.8k -3,840
59 SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.00% of their portfolio BALA CYNWYD, PA 16,24116.2k $804.1k $804.1k 0.00% Reduced -16.0k -15,961
60 Walleye Capital LLC 0.01% of their portfolio NEW YORK, NY 15,81315.8k $782.9k $782.9k 0.01% New
61 O'SHAUGHNESSY ASSET MANAGEMENT, LLC 0.01% of their portfolio Stamford, CT 14,91014.9k $738.2k $738.2k 0.01% Reduced -4.6k -4,618
62 RHUMBLINE ADVISERS 0.00% of their portfolio BOSTON, MA 14,75514.8k $730.5k $730.5k 0.00% Added +4.3k +4,257
63 SHAKER INVESTMENTS LLC/OH 0.28% of their portfolio CLEVELAND, OH 13,78913.8k $682.7k $682.7k 0.28% Unchanged
64 GABELLI FUNDS LLC 0.00% of their portfolio Rye, NY 13,49613.5k $668.2k $668.2k 0.00% Reduced -1.0k -1,000
65 Atria Investments, Inc 0.01% of their portfolio Charlotte, NC 13,13413.1k $650.3k $650.3k 0.01% Reduced -9.8k -9,810
66 ENVESTNET ASSET MANAGEMENT INC 0.00% of their portfolio Berwyn, PA 12,53412.5k $620.6k $620.6k 0.00% Added +6 +6
67 STRS OHIO 0.00% of their portfolio COLUMBUS, OH 11,70011.7k $579.3k $579.3k 0.00% Reduced -4.5k -4,500
68 Creative Planning 0.00% of their portfolio OVERLAND PARK, KS 11,11911.1k $550.5k $550.5k 0.00% Added +3.8k +3,828
69 Auto-Owners Insurance Co 0.01% of their portfolio LANSING, MI 11,00011.0k $544.6k $544.6k 0.01% Added +500 +500
70 PRINCIPAL FINANCIAL GROUP INC 0.00% of their portfolio DES MOINES, IA 10,16210.2k $503.1k $503.1k 0.00% Added +171 +171
71 WELLS FARGO & COMPANY/MN 0.00% of their portfolio SAN FRANCISCO, CA 9,4969.5k $470.1k $470.1k 0.00% Added +478 +478
72 ARS Investment Partners, LLC 0.03% of their portfolio New York, NY 9,3679.4k $463.8k $463.8k 0.03% New
73 Sanctuary Advisors, LLC 0.00% of their portfolio INDIANAPOLIS, IN 9,1479.1k $452.9k $452.9k 0.00% Reduced -8.3k -8,273
74 Mitsubishi UFJ Asset Management Co., Ltd. 0.00% of their portfolio TOKYO, M0 8,3668.4k $414.2k $414.2k 0.00% Added +5.7k +5,663
75 NAVELLIER & ASSOCIATES INC 0.05% of their portfolio Reno, NV 8,1238.1k $402.2k $402.2k 0.05% Added +1 +1
76 ALGERT GLOBAL LLC 0.01% of their portfolio SAN FRANCISCO, CA 7,8857.9k $390.4k $390.4k 0.01% Reduced -613 -613
77 EntryPoint Capital, LLC 0.19% of their portfolio NEW YORK, NY 7,6627.7k $379.3k $379.3k 0.19% New
78 RITHOLTZ WEALTH MANAGEMENT 0.01% of their portfolio NEW YORK, NY 7,1507.2k $354.0k $354.0k 0.01% Reduced -2.8k -2,760
79 ALLIANCEBERNSTEIN L.P. 0.00% of their portfolio NASHVILLE, TN 6,8356.8k $338.4k $338.4k 0.00% New
80 Quantbot Technologies LP 0.01% of their portfolio NEW YORK, NY 6,5746.6k $325.5k $325.5k 0.01% New
81 Summit Global Investments 0.02% of their portfolio BOUNTIFUL, UT 6,1056.1k $302.0k $302.0k 0.02% New
82 FRANKLIN RESOURCES INC 0.00% of their portfolio San Mateo, CA 5,9786.0k $296.0k $296.0k 0.00% New
83 &PARTNERS 0.00% of their portfolio NASHVILLE, TN 5,9105.9k $290.4k $290.4k 0.00% New
84 MetLife Investment Management, LLC 0.00% of their portfolio Whippany, NJ 5,8805.9k $291.1k $291.1k 0.00% Unchanged
85 Allworth Financial LP 0.00% of their portfolio FOLSOM, CA 5,8115.8k $287.7k $287.7k 0.00% Unchanged
86 State of Wyoming 0.04% of their portfolio CHEYENNE, WY 5,7875.8k $286.5k $286.5k 0.04% New
87 MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. 0.00% of their portfolio CAUSEWAY BAY, K3 5,7565.8k $285.0k $285.0k 0.00% Reduced -339 -339
88 COMMONWEALTH EQUITY SERVICES, LLC 0.00% of their portfolio WALTHAM, MA 5,7275.7k $284.0k $284.0k 0.00% New
89 CIBC Private Wealth Group LLC 0.00% of their portfolio ATLANTA, GA 5,6005.6k $277.3k $277.3k 0.00% Reduced -400 -400
90 AQR CAPITAL MANAGEMENT LLC 0.00% of their portfolio Greenwich, CT 5,4085.4k $267.8k $267.8k 0.00% New
91 PRICE T ROWE ASSOCIATES INC /MD/ 0.00% of their portfolio BALTIMORE, MD 5,1805.2k $257.0k $257.0k 0.00% New
92 JPMORGAN CHASE & CO 0.00% of their portfolio NEW YORK, NY 5,0285.0k $248.9k $248.9k 0.00% Reduced -11.6k -11,606
93 DEUTSCHE BANK AG\ 0.00% of their portfolio FRANKFURT AM MAIN, 2M 4,9985.0k $247.5k $247.5k 0.00% Reduced -1.7k -1,721
94 US BANCORP \DE\ 0.00% of their portfolio MINNEAPOLIS, MN 4,8454.8k $239.9k $239.9k 0.00% Added +7 +7
95 TWO SIGMA INVESTMENTS, LP 0.00% of their portfolio NEW YORK, NY 4,7674.8k $236.0k $236.0k 0.00% New
96 OSAIC HOLDINGS, INC. 0.00% of their portfolio SCOTTSDALE, AZ 4,7274.7k $234.0k $234.0k 0.00% Added +4.3k +4,252
97 ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 0.00% of their portfolio BOSTON, MA 4,5694.6k $226.2k $226.2k 0.00% New
98 INTECH INVESTMENT MANAGEMENT LLC 0.00% of their portfolio WEST PALM BEACH, FL 4,4634.5k $221.0k $221.0k 0.00% New
99 Cornerstone Investment Partners, LLC 0.01% of their portfolio ATLANTA, GA 4,3344.3k $214.6k $214.6k 0.01% New
100 CITIGROUP INC 0.00% of their portfolio NEW YORK, NY 4,2714.3k $211.5k $211.5k 0.00% Reduced -3.0k -3,032