Vault-13

GRIFFON CORP GFF

COM · Common Stock · CUSIP 398433102

Multinational conglomerate headquartered in New York City

232 institutional holders -1 vs Q4 2022
42,176,47342.2m shares reported held*
73.7% of all shares outstanding*
$1.4bnreported value*
35 new 68 added 84 reduced 34 sold out net sold ≈ $6.3m (-198.1k 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 ($2.5m this quarter). Holder counts are more reliable. Shares outstanding: 57.2m as of 2023-04-28, 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 ≈ $32.02. Options: 16 managers hold calls ($78.6m notional), 15 hold puts ($46.4m).

Trends to Q1 2023

Institutional holders

Managers reporting a position, each quarter

0100200300Q3 22: 218Q4 22: 233Q1 23: 232232Q3 22Q4 22Q1 23
Numbers
QuarterHolders
Q3 2022218
Q4 2022233
Q1 2023232

Buyers vs sellers

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

Bought or addedCut or sold out
2000200Q4 22: 101 bought or addedQ4 22: 110 cut or sold outQ4 22Q1 23: 103 bought or addedQ1 23: 118 cut or sold outQ1 23
Numbers
QuarterBought or addedCut or sold out
Q4 2022101110
Q1 2023103118

Calls vs puts

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

CallsPuts
$0$20m$40m$60m$80mQ3 22 calls: $33.2mQ3 22 puts: $17.0mQ3 22P/C 0.51Q4 22 calls: $51.4mQ4 22 puts: $18.6mQ4 22P/C 0.36Q1 23 calls: $78.6mQ1 23 puts: $46.4mQ1 23P/C 0.59
Numbers
QuarterCallsPutsP/C
Q3 2022$33.2m$17.0m0.51
Q4 2022$51.4m$18.6m0.36
Q1 2023$78.6m$46.4m0.59

Biggest buyers

Voss Capital, LP Added +342,128+342.1k
Brandywine Global Investment Management, LLC New +280,294+280.3k
TWO SIGMA INVESTMENTS, LP Added +237,317+237.3k
TWO SIGMA ADVISERS, LP Added +217,700+217.7k
NORGES BANK Added +186,353+186.4k
MILLENNIUM MANAGEMENT LLC Added +166,450+166.4k
BANK OF AMERICA CORP /DE/ Added +155,926+155.9k
Westchester Capital Management, LLC Added +150,400+150.4k
CITIGROUP INC Added +135,586+135.6k
TUDOR INVESTMENT CORP ET AL New +123,899+123.9k

Biggest sellers

GAMCO INVESTORS, INC. ET AL Reduced -954,536-954.5k
DIMENSIONAL FUND ADVISORS LP Reduced -675,603-675.6k
Greenland Capital Management LP Reduced -240,993-241.0k
MARSHALL WACE, LLP Reduced -197,194-197.2k
BlackRock Inc. Reduced -185,774-185.8k
VANGUARD GROUP INC Reduced -174,880-174.9k
CITADEL ADVISORS LLC Reduced -168,722-168.7k
Portolan Capital Management, LLC Sold out -156,325-156.3k
JANE STREET GROUP, LLC Reduced -118,089-118.1k
Moody Aldrich Partners LLC Sold out -117,879-117.9k

Biggest calls

Antara Capital LP Added $36.8m1.2m shares
BANK OF AMERICA CORP /DE/ New $16.0m500.0k shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP Added $7.1m221.4k shares
GARNET EQUITY CAPITAL HOLDINGS, INC. Added $4.3m135.0k shares
CITADEL ADVISORS LLC Added $4.0m125.7k shares
JANE STREET GROUP, LLC Added $2.3m72.0k shares
Greenland Capital Management LP New $2.3m70.4k shares
Parallax Volatility Advisers, L.P. Reduced $1.7m52.6k shares
GROUP ONE TRADING LLC Reduced $1.5m47.2k shares
Caption Management, LLC Added $960.3k30.0k shares

Biggest puts

Antara Capital LP New $17.8m556.7k shares
CITIGROUP INC New $16.0m500.0k shares
Westchester Capital Management, LLC Added $7.6m238.0k shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP Added $1.6m50.1k shares
CITADEL ADVISORS LLC Reduced $1.5m45.6k shares
GARNET EQUITY CAPITAL HOLDINGS, INC. New $448.1k14.0k shares
Belvedere Trading LLC New $268.9k8.4k shares
WOLVERINE TRADING, LLC Added $264.0k8.4k shares
JANE STREET GROUP, LLC Reduced $224.1k7.0k shares
Jefferies Financial Group Inc. New $211.3k6.6k 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
BlackRock, Inc. 13G · institution -1.1 pts · filed 2025-07-18 12.3% -1.1 pts 5.8m≈ $563.1m 2025-07-18
VANGUARD PORTFOLIO MANAGEMENT LLC 13G · institution new · filed 2026-04-29 8.1% new 3.8m≈ $368.5m 2026-04-29

Fell to 5% or below in the last year: VANGUARD GROUP INC (0.0%, 2026-03-27; now reported by VANGUARD PORTFOLIO MANAGEMENT LLC)

Insider purchases and sales in Q1 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
10010Q2 21: 0 buyingQ2 21: 0 sellingQ3 21: 0 buyingQ3 21: 0 sellingQ3 21Q4 21: 6 buyingQ4 21: 0 sellingQ1 22: 0 buyingQ1 22: 0 sellingQ1 22Q2 22: 0 buyingQ2 22: 0 sellingQ3 22: 0 buyingQ3 22: 0 sellingQ3 22Q4 22: 0 buyingQ4 22: 0 sellingQ1 23: 0 buyingQ1 23: 0 sellingQ1 23
Numbers
QuarterBuyingBoughtSellingSoldSold under a plan
Q2 20210—0——
Q3 20210—0——
Q4 20216$495.1k0——
Q1 20220—0——
Q2 20220—0——
Q3 20220—0——
Q4 20220—0——
Q1 20230—0——

None reported in Q1 2023.

Holders, Q1 2023

#ManagerLocationShares Value% of their portfolioChangeShares change
1 BlackRock Inc. 0.01% of their portfolio New York, NY 7,053,1437.1m $225.8m $225.8m 0.01% Reduced -185.8k -185,774
2 VANGUARD GROUP INC 0.00% of their portfolio Valley Forge, PA 5,688,2825.7m $182.1m $182.1m 0.00% Reduced -174.9k -174,880
3 Voss Capital, LP 13.31% of their portfolio HOUSTON, TX 3,233,8523.2m $103.5m $103.5m 13.31% Added +342.1k +342,128
4 DIMENSIONAL FUND ADVISORS LP 0.03% of their portfolio AUSTIN, TX 2,583,0412.6m $82.7m $82.7m 0.03% Reduced -675.6k -675,603
5 Allspring Global Investments Holdings, LLC 0.09% of their portfolio CHARLOTTE, NC 1,776,3471.8m $56.9m $56.9m 0.09% Reduced -38.7k -38,695
6 GAMCO INVESTORS, INC. ET AL 0.61% of their portfolio GREENWICH, CT 1,760,6691.8m $56.4m $56.4m 0.61% Reduced -954.5k -954,536
7 STATE STREET CORP 0.00% of their portfolio BOSTON, MA 1,700,6811.7m $54.4m $54.4m 0.00% Added +31.1k +31,091
8 GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio BOSTON, MA 857,699857.7k $27.5m $27.5m 0.00% Added +20.1k +20,103
9 GABELLI FUNDS LLC 0.16% of their portfolio Rye, NY 663,900663.9k $21.3m $21.3m 0.16% Reduced -103.4k -103,400
10 MILLENNIUM MANAGEMENT LLC 0.02% of their portfolio NEW YORK, NY 638,874638.9k $20.4m $20.4m 0.02% Added +166.4k +166,450
11 Rock Creek Group LLC 2.56% of their portfolio Washington, DC 616,843616.8k $19.7m $19.7m 2.56% Added +45.5k +45,500
12 MORGAN STANLEY 0.00% of their portfolio NEW YORK, NY 598,454598.5k $19.2m $19.2m 0.00% Added +106.6k +106,649
13 NORGES BANK 0.00% of their portfolio OSLO, Q8 592,092592.1k $19.0m $19.0m 0.00% Added +186.4k +186,353
14 Bank of New York Mellon Corp 0.00% of their portfolio NEW YORK, NY 559,505559.5k $17.9m $17.9m 0.00% Reduced -34.6k -34,584
15 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.01% of their portfolio SAN FRANCISCO, CA 533,392533.4k $17.1m $17.1m 0.01% Reduced -24.9k -24,923
16 BOOTHBAY FUND MANAGEMENT, LLC 0.41% of their portfolio NEW YORK, NY 481,715481.7k $15.4m $15.4m 0.41% Added +117.4k +117,429
17 NORTHERN TRUST CORP 0.00% of their portfolio CHICAGO, IL 475,522475.5k $15.2m $15.2m 0.00% Reduced -23.5k -23,507
18 FULLER & THALER ASSET MANAGEMENT, INC. 0.09% of their portfolio SAN MATEO, CA 463,412463.4k $14.8m $14.8m 0.09% Added +25.7k +25,660
19 Conversant Capital LLC 4.03% of their portfolio SUMMIT, NJ 455,954456.0k $14.6m $14.6m 4.03% Unchanged
20 Invesco Ltd. 0.00% of their portfolio ATLANTA, GA 439,446439.4k $14.1m $14.1m 0.00% Reduced -25.1k -25,132
21 TWO SIGMA INVESTMENTS, LP 0.04% of their portfolio NEW YORK, NY 428,968429.0k $13.7m $13.7m 0.04% Added +237.3k +237,317
22 RAYMOND JAMES & ASSOCIATES 0.01% of their portfolio ST PETERSBURG, FL 385,394385.4k $12.3m $12.3m 0.01% Added +16.4k +16,425
23 Nuveen Asset Management, LLC 0.00% of their portfolio CHICAGO, IL 367,391367.4k $11.8m $11.8m 0.00% Added +86.7k +86,719
24 BANK OF AMERICA CORP /DE/ 0.00% of their portfolio CHARLOTTE, NC 353,518353.5k $11.3m $11.3m 0.00% Added +155.9k +155,926
25 TWO SIGMA ADVISERS, LP 0.03% of their portfolio NEW YORK, NY 345,300345.3k $11.1m $11.1m 0.03% Added +217.7k +217,700
26 Khrom Capital Management LLC 8.01% of their portfolio Miami Beach, FL 324,148324.1k $10.4m $10.4m 8.01% Added +50.6k +50,570
27 ROYCE & ASSOCIATES LP 0.10% of their portfolio New York, NY 318,256318.3k $10.2m $10.2m 0.10% Reduced -97.9k -97,900
28 Westchester Capital Management, LLC 0.32% of their portfolio VALHALLA, NY 312,600312.6k $10.0m $10.0m 0.32% Added +150.4k +150,400
29 PRINCIPAL FINANCIAL GROUP INC 0.01% of their portfolio DES MOINES, IA 286,158286.2k $9.2m $9.2m 0.01% Reduced -4.7k -4,740
30 Smith, Graham & Co., Investment Advisors, LP 1.10% of their portfolio Houston, TX 283,412283.4k $9.1m $9.1m 1.10% Reduced -16.5k -16,492
31 Brandywine Global Investment Management, LLC 0.04% of their portfolio PHILADELPHIA, PA 280,294280.3k $9.0m $9.0m 0.04% New
32 ProShare Advisors LLC 0.02% of their portfolio BETHESDA, MD 252,261252.3k $8.1m $8.1m 0.02% Reduced -7.9k -7,934
33 LOOMIS SAYLES & CO L P 0.01% of their portfolio BOSTON, MA 250,621250.6k $8.0m $8.0m 0.01% Reduced -3.0k -2,992
34 GOLDMAN SACHS GROUP INC 0.00% of their portfolio NEW YORK, NY 226,293226.3k $7.2m $7.2m 0.00% Added +91.6k +91,585
35 Raymond James Financial Services Advisors, Inc. 0.01% of their portfolio ST. PETERSBURG, FL 204,437204.4k $6.5m $6.5m 0.01% Reduced -39.1k -39,108
36 RENAISSANCE TECHNOLOGIES LLC 0.01% of their portfolio NEW YORK, NY 202,251202.3k $6.5m $6.5m 0.01% Added +85.9k +85,851
37 AMERIPRISE FINANCIAL INC 0.00% of their portfolio MINNEAPOLIS, MN 197,300197.3k $6.3m $6.3m 0.00% Reduced -8.8k -8,785
38 EVR Research LP 1.44% of their portfolio RICHMOND, VA 180,000180.0k $5.8m $5.8m 1.44% Unchanged
39 Carlson Capital, L.P. 0.53% of their portfolio DALLAS, TX 177,458177.5k $5.7m $5.7m 0.53% Added +63.6k +63,637
40 MARSHALL WACE, LLP 0.01% of their portfolio LONDON, X0 172,508172.5k $5.5m $5.5m 0.01% Reduced -197.2k -197,194
41 Keeley-Teton Advisors, LLC 0.66% of their portfolio Chicago, IL 167,959168.0k $5.4m $5.4m 0.66% Reduced -5.0k -5,016
42 CITIGROUP INC 0.01% of their portfolio NEW YORK, NY 163,889163.9k $5.2m $5.2m 0.01% Added +135.6k +135,586
43 13D Management LLC 2.47% of their portfolio New York, NY 151,643151.6k $4.9m $4.9m 2.47% Unchanged
44 RHUMBLINE ADVISERS 0.01% of their portfolio BOSTON, MA 146,725146.7k $4.7m $4.7m 0.01% Added +6.1k +6,071
45 Cubist Systematic Strategies, LLC 0.04% of their portfolio STAMFORD, CT 144,124144.1k $4.6m $4.6m 0.04% Added +38.7k +38,699
46 Qube Research & Technologies Ltd 0.03% of their portfolio LONDON, X0 137,666137.7k $4.4m $4.4m 0.03% Added +117.8k +117,787
47 Legal & General Group Plc 0.00% of their portfolio London, X0 136,728136.7k $4.4m $4.4m 0.00% Reduced -1.0k -1,012
48 JPMORGAN CHASE & CO 0.00% of their portfolio NEW YORK, NY 125,612125.6k $4.0m $4.0m 0.00% Added +39.2k +39,174
49 AQR CAPITAL MANAGEMENT LLC 0.01% of their portfolio Greenwich, CT 125,350125.3k $4.0m $4.0m 0.01% Added +85.7k +85,688
50 TUDOR INVESTMENT CORP ET AL 0.08% of their portfolio STAMFORD, CT 123,899123.9k $4.0m $4.0m 0.08% New
51 Balyasny Asset Management L.P. 0.01% of their portfolio Chicago, IL 120,946120.9k $3.9m $3.9m 0.01% Added +105.5k +105,516
52 RICE HALL JAMES & ASSOCIATES, LLC 0.20% of their portfolio San Diego, CA 109,574109.6k $3.5m $3.5m 0.20% Reduced -682 -682
53 Engineers Gate Manager LP 0.14% of their portfolio NEW YORK, NY 106,324106.3k $3.4m $3.4m 0.14% Added +96.2k +96,217
54 TWINBEECH CAPITAL LP 0.07% of their portfolio PURCHASE, NY 106,085106.1k $3.4m $3.4m 0.07% New
55 Squarepoint Ops LLC 0.02% of their portfolio NEW YORK, NY 99,35799.4k $3.2m $3.2m 0.02% Added +20.2k +20,233
56 NEW YORK STATE TEACHERS RETIREMENT SYSTEM 0.01% of their portfolio ALBANY, NY 97,89297.9k $3.1m $3.1m 0.01% Reduced -4.7k -4,711
57 Swiss National Bank 0.00% of their portfolio ZURICH, V8 92,40092.4k $3.0m $3.0m 0.00% Reduced -10.9k -10,900
58 HRT FINANCIAL LP 0.04% of their portfolio NEW YORK, NY 88,17188.2k $2.8m $2.8m 0.04% Added +32.9k +32,851
59 PRUDENTIAL FINANCIAL INC 0.00% of their portfolio NEWARK, NJ 85,99986.0k $2.8m $2.8m 0.00% Reduced -110.1k -110,134
60 Public Sector Pension Investment Board 0.02% of their portfolio MONTREAL, A8 83,47983.5k $2.7m $2.7m 0.02% Reduced -2.7k -2,688
61 Triasima Portfolio Management inc. 0.21% of their portfolio MONTREAL, A8 80,26080.3k $2.6m $2.6m 0.21% New
62 Jump Financial, LLC 0.09% of their portfolio Chicago, IL 71,01771.0k $2.3m $2.3m 0.09% Added +52.3k +52,317
63 STRS OHIO 0.00% of their portfolio COLUMBUS, OH 66,00066.0k $2.1m $2.1m 0.00% Added +57.0k +57,000
64 LPL Financial LLC 0.00% of their portfolio FORT MILL, SC 63,60863.6k $2.0m $2.0m 0.00% Added +8.0k +8,008
65 ALLIANCEBERNSTEIN L.P. 0.00% of their portfolio NASHVILLE, TN 62,61762.6k $2.0m $2.0m 0.00% Reduced -14.8k -14,776
66 Point72 Asset Management, L.P. 0.01% of their portfolio STAMFORD, CT 61,57661.6k $2.0m $2.0m 0.01% New
67 ExodusPoint Capital Management, LP 0.02% of their portfolio NEW YORK, NY 59,51359.5k $1.9m $1.9m 0.02% Added +32.4k +32,412
68 Informed Momentum Co LLC 0.36% of their portfolio SOLANA BEACH, CA 56,90356.9k $1.8m $1.8m 0.36% Reduced -34.2k -34,178
69 Claybrook Capital, LLC 1.01% of their portfolio WELLESLEY, MA 56,55156.6k $1.8m $1.8m 1.01% Unchanged
70 PCJ Investment Counsel Ltd. 0.69% of their portfolio TORONTO, A6 54,27154.3k $1.7m $1.7m 0.69% Reduced -29.6k -29,629
71 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.00% of their portfolio WEST SACRAMENTO, CA 53,82053.8k $1.7m $1.7m 0.00% Reduced -1.8k -1,809
72 Grantham, Mayo, Van Otterloo & Co. LLC 0.01% of their portfolio Boston, MA 52,30052.3k $1.7m $1.7m 0.01% Reduced -24.5k -24,500
73 IRONWOOD INVESTMENT MANAGEMENT LLC 1.02% of their portfolio BOSTON, MA 50,94550.9k $1.6m $1.6m 1.02% Unchanged
74 COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS 0.01% of their portfolio HARRISBURG, PA 50,25650.3k $1.6m $1.6m 0.01% Reduced -433 -433
75 Weiss Multi-Strategy Advisers LLC 0.04% of their portfolio NEW YORK, NY 50,05050.0k $1.6m $1.6m 0.04% New
76 JANE STREET GROUP, LLC 0.00% of their portfolio NEW YORK, NY 49,39149.4k $1.6m $1.6m 0.00% Reduced -118.1k -118,089
77 Graham Capital Management, L.P. 0.05% of their portfolio ROWAYTON, CT 47,52647.5k $1.5m $1.5m 0.05% New
78 Thrivent Financial for Lutherans 0.00% of their portfolio Minneapolis, MN 47,03847.0k $1.5m $1.5m 0.00% Reduced -1.5k -1,545
79 Livforsakringsbolaget Skandia, Omsesidigt 0.16% of their portfolio Stockholm, V7 46,30946.3k $1.5m $1.5m 0.16% Unchanged
80 CANADA LIFE ASSURANCE Co 0.00% of their portfolio WINNIPEG, A2 44,59444.6k $1.4m $1.4m 0.00% Reduced -2.8k -2,764
81 UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% of their portfolio NEW YORK, NY 43,90143.9k $1.4m $1.4m 0.00% Added +8.7k +8,686
82 Kingsview Wealth Management, LLC 0.06% of their portfolio GRANTS PASS, OR 42,59342.6k $1.4m $1.4m 0.06% Added +21.5k +21,542
83 TEXAS PERMANENT SCHOOL FUND CORP 0.01% of their portfolio AUSTIN, TX 42,56642.6k $1.4m $1.4m 0.01% Added +10.7k +10,724
84 Janney Montgomery Scott LLC 0.01% of their portfolio PHILADELPHIA, PA 42,21342.2k $1.4m $1.4m 0.01% Reduced -7.9k -7,906
85 TEACHER RETIREMENT SYSTEM OF TEXAS 0.01% of their portfolio AUSTIN, TX 41,84441.8k $1.3m $1.3m 0.01% Added +32.6k +32,640
86 Gotham Asset Management, LLC 0.03% of their portfolio NEW YORK, NY 40,99141.0k $1.3m $1.3m 0.03% Added +30.2k +30,245
87 Greenland Capital Management LP 0.15% of their portfolio NEW YORK, NY 39,85439.9k $1.3m $1.3m 0.15% Reduced -241.0k -240,993
88 STATE OF WISCONSIN INVESTMENT BOARD 0.00% of their portfolio MADISON, WI 39,29039.3k $1.3m $1.3m 0.00% New
89 Dynamic Technology Lab Private Ltd 0.11% of their portfolio SINGAPORE, U0 38,29038.3k $1.2m $1.2m 0.11% New
90 CREDIT SUISSE AG/ 0.00% of their portfolio ZURICH, V8 37,65337.7k $1.2m $1.2m 0.00% Added +2.4k +2,445
91 West Tower Group, LLC 1.17% of their portfolio RICHMOND, VA 36,94136.9k $1.2m $1.2m 1.17% New
92 ROYAL BANK OF CANADA 0.00% of their portfolio TORONTO, A6 35,65535.7k $1.1m $1.1m 0.00% Reduced -35.3k -35,297
93 SEI INVESTMENTS CO 0.00% of their portfolio OAKS, PA 35,03435.0k $1.1m $1.1m 0.00% Reduced -1.1k -1,059
94 Trexquant Investment LP 0.03% of their portfolio STAMFORD, CT 34,30434.3k $1.1m $1.1m 0.03% New
95 Ergoteles LLC 0.04% of their portfolio NEW YORK, NY 34,17634.2k $1.1m $1.1m 0.04% New
96 SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.00% of their portfolio BALA CYNWYD, PA 33,57933.6k $1.1m $1.1m 0.00% Reduced -93.9k -93,924
97 BNP PARIBAS FINANCIAL MARKETS 0.00% of their portfolio PARIS, I0 33,39233.4k $1.1m $1.1m 0.00% Added +16.8k +16,806
98 State of Alaska, Department of Revenue 0.01% of their portfolio JUNEAU, AK 32,51332.5k $1.0m $1.0m 0.01% Reduced -467 -467
99 PRICE T ROWE ASSOCIATES INC /MD/ 0.00% of their portfolio BALTIMORE, MD 31,47531.5k $1.0m $1.0m 0.00% Added +204 +204
100 Steward Partners Investment Advisory, LLC 0.02% of their portfolio STAMFORD, CT 30,89830.9k $989.0k $989.0k 0.02% Added +5.4k +5,430