Vault-13

GRAHAM CORP GHM

COM · Common Stock · CUSIP 384556106

62 institutional holders -4 vs Q1 2023
7,373,7627.4m shares reported held*
69.1% of all shares outstanding*
$97.8mreported value*
5 new 22 added 16 reduced 10 sold out net bought ≈ $2.9m (+218.9k 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. Holder counts are more reliable. Shares outstanding: 10.7m as of 2023-06-02, 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 ≈ $13.26. Options: 3 managers hold calls ($152.4k notional), 1 hold puts ($0).

Trends to Q2 2023

Institutional holders

Managers reporting a position, each quarter

0255075Q3 22: 52Q4 22: 56Q1 23: 66Q2 23: 6262Q3 22Q4 22Q1 23Q2 23
Numbers
QuarterHolders
Q3 202252
Q4 202256
Q1 202366
Q2 202362

Buyers vs sellers

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

Bought or addedCut or sold out
40040Q4 22: 18 bought or addedQ4 22: 24 cut or sold outQ4 22Q1 23: 39 bought or addedQ1 23: 19 cut or sold outQ1 23Q2 23: 27 bought or addedQ2 23: 26 cut or sold outQ2 23
Numbers
QuarterBought or addedCut or sold out
Q4 20221824
Q1 20233919
Q2 20232726

Calls vs puts

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

CallsPuts
$0$100k$200k$300k$400kQ3 22 calls: $0Q3 22 puts: $87.0kQ3 22P/C —Q4 22 calls: $0Q4 22 puts: $4.0kQ4 22P/C —Q1 23 calls: $311.1kQ1 23 puts: $0Q1 23P/C 0.00Q2 23 calls: $152.4kQ2 23 puts: $0Q2 23P/C 0.00
Numbers
QuarterCallsPutsP/C
Q3 2022$0$87.0k—
Q4 2022$0$4.0k—
Q1 2023$311.1k$00.00
Q2 2023$152.4k$00.00

Biggest buyers

First Eagle Investment Management, LLC Added +130,041+130.0k
ESSEX INVESTMENT MANAGEMENT CO LLC Added +126,299+126.3k
Legato Capital Management LLC New +68,415+68.4k
WASATCH ADVISORS LP Added +57,507+57.5k
RENAISSANCE TECHNOLOGIES LLC Added +45,536+45.5k
Ellsworth Advisors, LLC New +29,068+29.1k
FRANKLIN RESOURCES INC Added +19,700+19.7k
BRANDES INVESTMENT PARTNERS, LP Added +19,263+19.3k
DIMENSIONAL FUND ADVISORS LP Added +18,326+18.3k
Diamond Hill Capital Management, LLC (Investment Advisor) Added +17,234+17.2k

Biggest sellers

CM WEALTH ADVISORS LLC Sold out -106,121-106.1k
Azarias Capital Management, L.P. Reduced -68,098-68.1k
MARSHALL WACE, LLP Sold out -51,401-51.4k
Informed Momentum Co LLC Reduced -37,531-37.5k
Boston Partners Sold out -25,011-25.0k
JANE STREET GROUP, LLC Sold out -24,012-24.0k
SUSQUEHANNA INTERNATIONAL GROUP, LLP Sold out -17,434-17.4k
BAILARD, INC. Sold out -15,584-15.6k
MILLENNIUM MANAGEMENT LLC Reduced -12,083-12.1k
Squarepoint Ops LLC Sold out -11,215-11.2k

Biggest calls

SUSQUEHANNA INTERNATIONAL GROUP, LLP Reduced $147.4k11.1k shares
SIMPLEX TRADING, LLC Unchanged $5.0k400 shares
CONCOURSE FINANCIAL GROUP SECURITIES, INC. Unchanged $00 shares

Biggest puts

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 2023

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.

Officers and directors buying vs selling

Number of people, by quarter (10% owners not included)

BuyingSelling
10010Q3 21: 0 buyingQ3 21: 0 sellingQ4 21: 0 buyingQ4 21: 1 sellingQ4 21Q1 22: 6 buyingQ1 22: 1 sellingQ2 22: 0 buyingQ2 22: 0 sellingQ2 22Q3 22: 1 buyingQ3 22: 0 sellingQ4 22: 0 buyingQ4 22: 0 sellingQ4 22Q1 23: 1 buyingQ1 23: 0 sellingQ2 23: 0 buyingQ2 23: 0 sellingQ2 23
Numbers
QuarterBuyingBoughtSellingSoldSold under a plan
Q3 20210—0——
Q4 20210—1$36.9k—
Q1 20226$355.6k1$81.3k—
Q2 20220—0——
Q3 20221$94.7k0——
Q4 20220—0——
Q1 20231$54.1k0——
Q2 20230—0——

None reported in Q2 2023.

Holders, Q2 2023

#ManagerLocationShares Value% of their portfolioChangeShares change
1 BRANDES INVESTMENT PARTNERS, LP 0.31% of their portfolio LA JOLLA, CA 1,154,9391.2m $15.3m $15.3m 0.31% Added +19.3k +19,263
2 ROYCE & ASSOCIATES LP 0.08% of their portfolio New York, NY 597,011597.0k $7.9m $7.9m 0.08% Reduced -2.2k -2,229
3 VANGUARD GROUP INC 0.00% of their portfolio Valley Forge, PA 542,059542.1k $7.2m $7.2m 0.00% Reduced -1.8k -1,813
4 WASATCH ADVISORS LP 0.04% of their portfolio SALT LAKE CITY, UT 540,562540.6k $7.2m $7.2m 0.04% Added +57.5k +57,507
5 DIMENSIONAL FUND ADVISORS LP 0.00% of their portfolio AUSTIN, TX 405,265405.3k $5.4m $5.4m 0.00% Added +18.3k +18,326
6 RENAISSANCE TECHNOLOGIES LLC 0.01% of their portfolio NEW YORK, NY 340,304340.3k $4.5m $4.5m 0.01% Added +45.5k +45,536
7 Azarias Capital Management, L.P. 3.26% of their portfolio West Chester, PA 293,400293.4k $3.9m $3.9m 3.26% Reduced -68.1k -68,098
8 GAMCO INVESTORS, INC. ET AL 0.04% of their portfolio GREENWICH, CT 284,667284.7k $3.8m $3.8m 0.04% Added +14.7k +14,700
9 FRANKLIN RESOURCES INC 0.00% of their portfolio San Mateo, CA 256,146256.1k $3.4m $3.4m 0.00% Added +19.7k +19,700
10 First Eagle Investment Management, LLC 0.01% of their portfolio NEW YORK, NY 229,676229.7k $3.1m $3.1m 0.01% Added +130.0k +130,041
11 ESSEX INVESTMENT MANAGEMENT CO LLC 0.37% of their portfolio BOSTON, MA 200,435200.4k $2.7m $2.7m 0.37% Added +126.3k +126,299
12 KENNEDY CAPITAL MANAGEMENT LLC 0.06% of their portfolio ST LOUIS, MO 199,292199.3k $2.6m $2.6m 0.06% Unchanged
13 Diamond Hill Capital Management, LLC (Investment Advisor) 0.01% of their portfolio COLUMBUS, OH 198,164198.2k $2.6m $2.6m 0.01% Added +17.2k +17,234
14 GRACE & WHITE INC /NY 0.46% of their portfolio NY, NY 189,062189.1k $2.5m $2.5m 0.46% Added +10.1k +10,100
15 COBBLESTONE CAPITAL ADVISORS LLC /NY/ 0.18% of their portfolio ROCHESTER, NY 186,753186.8k $2.5m $2.5m 0.18% Unchanged
16 BlackRock Inc. 0.00% of their portfolio New York, NY 184,799184.8k $2.5m $2.5m 0.00% Added +3.8k +3,788
17 Olstein Capital Management, L.P. 0.28% of their portfolio Purchase, NY 129,860129.9k $1.7m $1.7m 0.28% Reduced -4.0k -4,000
18 Teton Advisors, Inc. 0.48% of their portfolio Rye, NY 129,000129.0k $1.7m $1.7m 0.48% Added +10.0k +10,000
19 Informed Momentum Co LLC 0.22% of their portfolio SOLANA BEACH, CA 90,16290.2k $1.2m $1.2m 0.22% Reduced -37.5k -37,531
20 GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio BOSTON, MA 88,04888.0k $1.2m $1.2m 0.00% Unchanged
21 FFG RETIREMENT ADVISORS LLC 0.85% of their portfolio CENTENNIAL, CO 79,92679.9k $1.1m $1.1m 0.85% Unchanged
22 Legato Capital Management LLC 0.12% of their portfolio San Francisco, CA 68,41568.4k $908.6k $908.6k 0.12% New
23 ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 0.00% of their portfolio BOSTON, MA 68,40968.4k $908.0k $908.0k 0.00% Unchanged
24 ACADIAN ASSET MANAGEMENT LLC 0.00% of their portfolio Boston, MA 65,85465.9k $873.0k $873.0k 0.00% Added +8.7k +8,714
25 KING LUTHER CAPITAL MANAGEMENT CORP 0.00% of their portfolio FORT WORTH, TX 62,90862.9k $835.4k $835.4k 0.00% Unchanged
26 AMERIPRISE FINANCIAL INC 0.00% of their portfolio MINNEAPOLIS, MN 62,52762.5k $830.4k $830.4k 0.00% Added +3.0k +3,035
27 Bank of New York Mellon Corp 0.00% of their portfolio NEW YORK, NY 60,66860.7k $805.7k $805.7k 0.00% Reduced -1.7k -1,659
28 MORGAN STANLEY 0.00% of their portfolio NEW YORK, NY 58,01158.0k $770.4k $770.4k 0.00% Added +425 +425
29 HERITAGE INVESTORS MANAGEMENT CORP 0.03% of their portfolio BETHESDA, MD 51,30651.3k $681.0k $681.0k 0.03% Unchanged
30 MILLENNIUM MANAGEMENT LLC 0.00% of their portfolio NEW YORK, NY 51,07651.1k $678.3k $678.3k 0.00% Reduced -12.1k -12,083
31 WealthTrust Axiom LLC 0.18% of their portfolio WAYNE, PA 41,94041.9k $557.0k $557.0k 0.18% Added +9.5k +9,500
32 Moors & Cabot, Inc. 0.04% of their portfolio BOSTON, MA 40,99741.0k $544.4k $544.4k 0.04% Unchanged
33 BRIDGEWAY CAPITAL MANAGEMENT, LLC 0.01% of their portfolio HOUSTON, TX 36,79536.8k $488.6k $488.6k 0.01% Reduced -3.2k -3,200
34 US BANCORP \DE\ 0.00% of their portfolio MINNEAPOLIS, MN 35,57135.6k $472.4k $472.4k 0.00% Added +8.3k +8,300
35 STATE STREET CORP 0.00% of their portfolio BOSTON, MA 34,99335.0k $464.7k $464.7k 0.00% Reduced -800 -800
36 NORTHERN TRUST CORP 0.00% of their portfolio CHICAGO, IL 30,83830.8k $409.5k $409.5k 0.00% Added +1.9k +1,890
37 GABELLI FUNDS LLC 0.00% of their portfolio Rye, NY 30,65530.7k $407.1k $407.1k 0.00% Unchanged
38 O'SHAUGHNESSY ASSET MANAGEMENT, LLC 0.01% of their portfolio Stamford, CT 29,37529.4k $390.1k $390.1k 0.01% Reduced -10.8k -10,844
39 Ellsworth Advisors, LLC 0.13% of their portfolio HUDSON, OH 29,06829.1k $386.0k $386.0k 0.13% New
40 COOPER/HAIMS ADVISORS, LLC 0.26% of their portfolio VICTOR, NY 25,19525.2k $334.6k $334.6k 0.26% Unchanged
41 AMERICAN CENTURY COMPANIES INC 0.00% of their portfolio KANSAS CITY, MO 24,45124.5k $324.7k $324.7k 0.00% Added +971 +971
42 AMERICAN CAPITAL MANAGEMENT INC 0.01% of their portfolio NEW YORK, NY 24,25024.2k $322.0k $322.0k 0.01% Unchanged
43 CITADEL ADVISORS LLC 0.00% of their portfolio MIAMI, FL 21,02621.0k $279.2k $279.2k 0.00% Added +8.6k +8,621
44 Connor, Clark & Lunn Investment Management Ltd. 0.00% of their portfolio VANCOUVER, A1 17,08717.1k $226.9k $226.9k 0.00% New
45 RITHOLTZ WEALTH MANAGEMENT 0.01% of their portfolio NEW YORK, NY 13,72613.7k $182.3k $182.3k 0.01% Reduced -8.0k -7,975
46 Auto-Owners Insurance Co 0.00% of their portfolio LANSING, MI 11,00011.0k $146.1k $146.1k 0.00% Unchanged
47 LPL Financial LLC 0.00% of their portfolio FORT MILL, SC 10,20010.2k $135.5k $135.5k 0.00% Reduced -1.6k -1,650
48 WELLS FARGO & COMPANY/MN 0.00% of their portfolio SAN FRANCISCO, CA 9,8719.9k $131.1k $131.1k 0.00% Reduced -3.4k -3,397
49 UBS Group AG 0.00% of their portfolio ZURICH, V8 8,5218.5k $113.2k $113.2k 0.00% Unchanged
50 COMERICA BANK 0.00% of their portfolio DALLAS, TX 8,3428.3k $93 $93 0.00% First filing
51 BANK OF AMERICA CORP /DE/ 0.00% of their portfolio CHARLOTTE, NC 7,9888.0k $106.1k $106.1k 0.00% Reduced -14 -14
52 Global Retirement Partners, LLC 0.00% of their portfolio San Rafael, CA 6,1516.2k $81.7k $81.7k 0.00% Unchanged
53 ROYAL BANK OF CANADA 0.00% of their portfolio TORONTO, A6 3,2753.3k $44.0k $44.0k 0.00% Added +999 +999
54 OSAIC HOLDINGS, INC. 0.00% of their portfolio SCOTTSDALE, AZ 1,9351.9k $25.7k $25.7k 0.00% Added +1.9k +1,860
55 Investors Research Corp 0.00% of their portfolio ATLANTA, GA 1,0001.0k $13.3k $13.3k 0.00% Unchanged
56 RHUMBLINE ADVISERS 0.00% of their portfolio BOSTON, MA 354354 $4.7k $4.7k 0.00% New
57 Tower Research Capital LLC (TRC) 0.00% of their portfolio NEW YORK, NY 278278 $3.7k $3.7k 0.00% Reduced -91 -91
58 NewEdge Advisors, LLC 0.00% of their portfolio NEW ORLEANS, LA 9696 $1.3k $1.3k 0.00% New
59 FMR LLC 0.00% of their portfolio BOSTON, MA 3434 $447 $447 0.00% Reduced -76 -76
60 BNP PARIBAS FINANCIAL MARKETS 0.00% of their portfolio PARIS, I0 3030 $398 $398 0.00% Unchanged
61 JPMORGAN CHASE & CO 0.00% of their portfolio NEW YORK, NY 1616 $212 $212 0.00% Unchanged
62 CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0.00% of their portfolio BIRMINGHAM, AL 00 $0 $0 0.00% Unchanged