Vault-13

GRIFFON CORP GFF

COM · Common Stock · CUSIP 398433102

Multinational conglomerate headquartered in New York City

233 institutional holders +15 vs Q3 2022
42,574,47942.6m shares reported held*
74.4% of all shares outstanding*
$1.5bnreported value*
38 new 63 added 87 reduced 23 sold out net sold ≈ $21.2m (-595.5k 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 ($779.5k this quarter). Holder counts are more reliable. Shares outstanding: 57.2m as of 2023-01-27, 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 ≈ $35.80. Options: 18 managers hold calls ($51.4m notional), 14 hold puts ($18.6m).

Trends to Q4 2022

Institutional holders

Managers reporting a position, each quarter

0100200300Q3 22: 218Q4 22: 233233Q3 22Q4 22
Numbers
QuarterHolders
Q3 2022218
Q4 2022233

Calls vs puts

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

CallsPuts
$0$20m$40m$60mQ3 22 calls: $33.2mQ3 22 puts: $17.0mQ3 22P/C 0.51Q4 22 calls: $51.4mQ4 22 puts: $18.6mQ4 22P/C 0.36
Numbers
QuarterCallsPutsP/C
Q3 2022$33.2m$17.0m0.51
Q4 2022$51.4m$18.6m0.36

Biggest buyers

Voss Capital, LP Added +365,379+365.4k
Khrom Capital Management LLC New +273,578+273.6k
LOOMIS SAYLES & CO L P New +253,613+253.6k
MARSHALL WACE, LLP Added +240,137+240.1k
Portolan Capital Management, LLC New +156,325+156.3k
MILLENNIUM MANAGEMENT LLC Added +147,516+147.5k
BOOTHBAY FUND MANAGEMENT, LLC Added +140,438+140.4k
CITADEL ADVISORS LLC Added +136,688+136.7k
Nuveen Asset Management, LLC Added +133,051+133.1k
Invesco Ltd. Added +129,521+129.5k

Biggest sellers

GABELLI FUNDS LLC Reduced -721,700-721.7k
PEREGRINE CAPITAL MANAGEMENT LLC Reduced -347,431-347.4k
Teton Advisors, Inc. Reduced -262,840-262.8k
GAMCO INVESTORS, INC. ET AL Reduced -254,952-255.0k
Conversant Capital LLC Reduced -220,000-220.0k
Allspring Global Investments Holdings, LLC Reduced -168,454-168.5k
Westchester Capital Management, LLC Reduced -162,200-162.2k
STATE STREET CORP Reduced -154,984-155.0k
Steamboat Capital Partners, LLC Sold out -140,623-140.6k
Penserra Capital Management LLC Sold out -126,420-126.4k

Biggest calls

Antara Capital LP New $17.9m500.0k shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP Reduced $7.4m207.3k shares
GROUP ONE TRADING LLC Added $6.4m178.4k shares
CITADEL ADVISORS LLC Added $4.3m120.7k shares
GARNET EQUITY CAPITAL HOLDINGS, INC. New $3.6m100.0k shares
SIMPLEX TRADING, LLC Reduced $2.5m70.2k shares
Parallax Volatility Advisers, L.P. Reduced $2.3m65.1k shares
Shay Capital LLC Added $2.0m56.3k shares
Voss Capital, LP New $1.4m3.4k shares
Caption Management, LLC Reduced $930.5k26.0k shares

Biggest puts

Westchester Capital Management, LLC Reduced $5.8m162.2k shares
Caption Management, LLC New $3.6m100.0k shares
CITADEL ADVISORS LLC Reduced $3.0m84.9k shares
ROYAL BANK OF CANADA Unchanged $2.9m80.0k shares
Greenland Capital Management LP First filing $1.1m40.3k shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP Reduced $669.3k18.7k shares
JANE STREET GROUP, LLC Added $665.7k18.6k shares
GROUP ONE TRADING LLC Reduced $365.1k10.2k shares
WOLVERINE TRADING, LLC New $276.0k7.7k shares
MILLENNIUM MANAGEMENT LLC New $208.0k5.8k 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 Q4 2022

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
10010Q1 21: 0 buyingQ1 21: 0 sellingQ2 21: 0 buyingQ2 21: 0 sellingQ2 21Q3 21: 0 buyingQ3 21: 0 sellingQ4 21: 6 buyingQ4 21: 0 sellingQ4 21Q1 22: 0 buyingQ1 22: 0 sellingQ2 22: 0 buyingQ2 22: 0 sellingQ2 22Q3 22: 0 buyingQ3 22: 0 sellingQ4 22: 0 buyingQ4 22: 0 sellingQ4 22
Numbers
QuarterBuyingBoughtSellingSoldSold under a plan
Q1 20210—0——
Q2 20210—0——
Q3 20210—0——
Q4 20216$495.1k0——
Q1 20220—0——
Q2 20220—0——
Q3 20220—0——
Q4 20220—0——

None reported in Q4 2022.

Holders, Q4 2022

#ManagerLocationShares Value% of their portfolioChangeShares change
1 BlackRock Inc. 0.01% of their portfolio New York, NY 7,238,9177.2m $259.1m $259.1m 0.01% Added +27.2k +27,202
2 VANGUARD GROUP INC 0.01% of their portfolio Valley Forge, PA 5,863,1625.9m $209.8m $209.8m 0.01% Added +43.5k +43,467
3 DIMENSIONAL FUND ADVISORS LP 0.04% of their portfolio AUSTIN, TX 3,258,6443.3m $116.6m $116.6m 0.04% Added +13.6k +13,560
4 Voss Capital, LP 20.20% of their portfolio HOUSTON, TX 2,891,7242.9m $103.5m $103.5m 20.20% Added +365.4k +365,379
5 GAMCO INVESTORS, INC. ET AL 1.05% of their portfolio GREENWICH, CT 2,715,2052.7m $97.2m $97.2m 1.05% Reduced -255.0k -254,952
6 Allspring Global Investments Holdings, LLC 0.11% of their portfolio CHARLOTTE, NC 1,815,0421.8m $65.0m $65.0m 0.11% Reduced -168.5k -168,454
7 STATE STREET CORP 0.00% of their portfolio BOSTON, MA 1,669,5901.7m $59.8m $59.8m 0.00% Reduced -155.0k -154,984
8 GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio BOSTON, MA 837,596837.6k $30.0m $30.0m 0.00% Added +29.3k +29,291
9 GABELLI FUNDS LLC 0.21% of their portfolio Rye, NY 767,300767.3k $27.5m $27.5m 0.21% Reduced -721.7k -721,700
10 Bank of New York Mellon Corp 0.00% of their portfolio NEW YORK, NY 594,089594.1k $21.3m $21.3m 0.00% Reduced -10.2k -10,206
11 Rock Creek Group LLC 2.49% of their portfolio Washington, DC 571,343571.3k $20.4m $20.4m 2.49% Added +27.6k +27,605
12 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.01% of their portfolio SAN FRANCISCO, CA 558,315558.3k $20.0m $20.0m 0.01% Reduced -10.0k -10,015
13 NORTHERN TRUST CORP 0.00% of their portfolio CHICAGO, IL 499,029499.0k $17.9m $17.9m 0.00% Reduced -1.1k -1,071
14 MORGAN STANLEY 0.00% of their portfolio NEW YORK, NY 491,805491.8k $17.6m $17.6m 0.00% Added +25.3k +25,302
15 MILLENNIUM MANAGEMENT LLC 0.02% of their portfolio NEW YORK, NY 472,424472.4k $16.9m $16.9m 0.02% Added +147.5k +147,516
16 Invesco Ltd. 0.00% of their portfolio ATLANTA, GA 464,578464.6k $16.6m $16.6m 0.00% Added +129.5k +129,521
17 Conversant Capital LLC 3.82% of their portfolio SUMMIT, NJ 455,954456.0k $16.3m $16.3m 3.82% Reduced -220.0k -220,000
18 FULLER & THALER ASSET MANAGEMENT, INC. 0.10% of their portfolio SAN MATEO, CA 437,752437.8k $15.7m $15.7m 0.10% Reduced -9.4k -9,356
19 ROYCE & ASSOCIATES LP 0.16% of their portfolio New York, NY 416,156416.2k $14.9m $14.9m 0.16% Reduced -79.3k -79,300
20 NORGES BANK 0.00% of their portfolio OSLO, Q8 405,739405.7k $14.5m $14.5m 0.00% Unchanged
21 MARSHALL WACE, LLP 0.03% of their portfolio LONDON, X0 369,702369.7k $13.2m $13.2m 0.03% Added +240.1k +240,137
22 RAYMOND JAMES & ASSOCIATES 0.01% of their portfolio ST PETERSBURG, FL 368,969369.0k $13.2m $13.2m 0.01% Added +30.7k +30,738
23 BOOTHBAY FUND MANAGEMENT, LLC 0.40% of their portfolio NEW YORK, NY 364,286364.3k $13.0m $13.0m 0.40% Added +140.4k +140,438
24 Smith, Graham & Co., Investment Advisors, LP 1.31% of their portfolio Houston, TX 299,904299.9k $10.7m $10.7m 1.31% Reduced -1.0k -1,003
25 PRINCIPAL FINANCIAL GROUP INC 0.01% of their portfolio DES MOINES, IA 290,898290.9k $10.4m $10.4m 0.01% Reduced -1.9k -1,927
26 Greenland Capital Management LP 1.84% of their portfolio NEW YORK, NY 280,847280.8k $10.1m $10.1m 1.84% First filing
27 Nuveen Asset Management, LLC 0.00% of their portfolio CHICAGO, IL 280,672280.7k $10.0m $10.0m 0.00% Added +133.1k +133,051
28 Khrom Capital Management LLC 9.36% of their portfolio Miami Beach, FL 273,578273.6k $9.8m $9.8m 9.36% New
29 ProShare Advisors LLC 0.03% of their portfolio BETHESDA, MD 260,195260.2k $9.3m $9.3m 0.03% Added +6.0k +6,041
30 LOOMIS SAYLES & CO L P 0.02% of their portfolio BOSTON, MA 253,613253.6k $9.1m $9.1m 0.02% New
31 Raymond James Financial Services Advisors, Inc. 0.02% of their portfolio ST. PETERSBURG, FL 243,545243.5k $8.7m $8.7m 0.02% Added +87.0k +87,030
32 AMERIPRISE FINANCIAL INC 0.00% of their portfolio MINNEAPOLIS, MN 206,085206.1k $7.4m $7.4m 0.00% Reduced -9.5k -9,501
33 BANK OF AMERICA CORP /DE/ 0.00% of their portfolio CHARLOTTE, NC 197,592197.6k $7.1m $7.1m 0.00% Reduced -19.7k -19,743
34 PRUDENTIAL FINANCIAL INC 0.01% of their portfolio NEWARK, NJ 196,133196.1k $7.0m $7.0m 0.01% Reduced -21.8k -21,793
35 TWO SIGMA INVESTMENTS, LP 0.02% of their portfolio NEW YORK, NY 191,651191.7k $6.9m $6.9m 0.02% Reduced -21.2k -21,206
36 CITADEL ADVISORS LLC 0.01% of their portfolio MIAMI, FL 184,293184.3k $6.6m $6.6m 0.01% Added +136.7k +136,688
37 EVR Research LP 2.01% of their portfolio RICHMOND, VA 180,000180.0k $6.4m $6.4m 2.01% Added +40.0k +40,000
38 Keeley-Teton Advisors, LLC 0.77% of their portfolio Chicago, IL 172,975173.0k $6.2m $6.2m 0.77% Reduced -91.3k -91,349
39 JANE STREET GROUP, LLC 0.01% of their portfolio NEW YORK, NY 167,480167.5k $6.0m $6.0m 0.01% Added +92.6k +92,576
40 Westchester Capital Management, LLC 0.17% of their portfolio VALHALLA, NY 162,200162.2k $5.8m $5.8m 0.17% Reduced -162.2k -162,200
41 Portolan Capital Management, LLC 0.56% of their portfolio BOSTON, MA 156,325156.3k $5.6m $5.6m 0.56% New
42 13D Management LLC 2.85% of their portfolio New York, NY 151,643151.6k $5.4m $5.4m 2.85% Reduced -15.0k -14,982
43 RHUMBLINE ADVISERS 0.01% of their portfolio BOSTON, MA 140,654140.7k $5.0m $5.0m 0.01% Reduced -5.5k -5,541
44 Legal & General Group Plc 0.00% of their portfolio London, X0 137,740137.7k $4.9m $4.9m 0.00% Added +2.6k +2,643
45 GOLDMAN SACHS GROUP INC 0.00% of their portfolio NEW YORK, NY 134,708134.7k $4.8m $4.8m 0.00% Reduced -119.5k -119,456
46 TWO SIGMA ADVISERS, LP 0.01% of their portfolio NEW YORK, NY 127,600127.6k $4.6m $4.6m 0.01% Added +17.2k +17,200
47 SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.01% of their portfolio BALA CYNWYD, PA 127,503127.5k $4.6m $4.6m 0.01% Added +91.0k +91,003
48 Moody Aldrich Partners LLC 0.85% of their portfolio MARBLEHEAD, MA 117,879117.9k $4.2m $4.2m 0.85% Reduced -3.0k -3,012
49 RENAISSANCE TECHNOLOGIES LLC 0.01% of their portfolio NEW YORK, NY 116,400116.4k $4.2m $4.2m 0.01% Reduced -26.2k -26,200
50 Carlson Capital, L.P. 0.31% of their portfolio DALLAS, TX 113,821113.8k $4.1m $4.1m 0.31% Added +5.8k +5,817
51 RICE HALL JAMES & ASSOCIATES, LLC 0.23% of their portfolio San Diego, CA 110,256110.3k $3.9m $3.9m 0.23% Reduced -27.4k -27,425
52 Cubist Systematic Strategies, LLC 0.03% of their portfolio STAMFORD, CT 105,425105.4k $3.8m $3.8m 0.03% Added +61.1k +61,136
53 Swiss National Bank 0.00% of their portfolio ZURICH, V8 103,300103.3k $3.7m $3.7m 0.00% Added +1.9k +1,900
54 NEW YORK STATE TEACHERS RETIREMENT SYSTEM 0.01% of their portfolio ALBANY, NY 102,603102.6k $3.7m $3.7m 0.01% Added +270 +270
55 Informed Momentum Co LLC 0.67% of their portfolio SOLANA BEACH, CA 91,08191.1k $3.3m $3.3m 0.67% Reduced -509 -509
56 JPMORGAN CHASE & CO 0.00% of their portfolio NEW YORK, NY 86,43886.4k $3.1m $3.1m 0.00% Added +12.8k +12,842
57 Public Sector Pension Investment Board 0.02% of their portfolio MONTREAL, A8 86,16786.2k $3.1m $3.1m 0.02% Reduced -650 -650
58 PCJ Investment Counsel Ltd. 1.31% of their portfolio TORONTO, A6 83,90083.9k $3.0m $3.0m 1.31% Reduced -2.7k -2,680
59 Squarepoint Ops LLC 0.02% of their portfolio NEW YORK, NY 79,12479.1k $2.8m $2.8m 0.02% Reduced -10.4k -10,407
60 ALLIANCEBERNSTEIN L.P. 0.00% of their portfolio NASHVILLE, TN 77,39377.4k $2.8m $2.8m 0.00% Added +12.8k +12,838
61 Grantham, Mayo, Van Otterloo & Co. LLC 0.01% of their portfolio Boston, MA 76,80076.8k $2.7m $2.7m 0.01% Reduced -9.2k -9,200
62 Caption Management, LLC 0.45% of their portfolio OKLAHOMA CITY, OK 75,40075.4k $2.7m $2.7m 0.45% Added +39.5k +39,453
63 KAVAR CAPITAL PARTNERS GROUP, LLC 0.61% of their portfolio LEAWOOD, KS 73,66973.7k $2.6m $2.6m 0.61% Reduced -140 -140
64 COMERICA BANK 0.02% of their portfolio DALLAS, TX 71,93771.9k $2.9m $2.9m 0.02% Reduced -8.1k -8,070
65 ROYAL BANK OF CANADA 0.00% of their portfolio TORONTO, A6 70,95271.0k $2.5m $2.5m 0.00% Added +11.8k +11,812
66 FIRST TRUST ADVISORS LP 0.00% of their portfolio Wheaton, IL 65,28065.3k $2.3m $2.3m 0.00% New
67 BANK OF MONTREAL /CAN/ 0.00% of their portfolio TORONTO, A6 62,46062.5k $2.2m $2.2m 0.00% New
68 Global IMC LLC 0.57% of their portfolio SOLANA BEACH, CA 62,13362.1k $2.2m $2.2m 0.57% Unchanged
69 VICTORY CAPITAL MANAGEMENT INC 0.00% of their portfolio San Antonio, TX 56,76256.8k $2.0m $2.0m 0.00% Added +26.7k +26,709
70 Claybrook Capital, LLC 1.24% of their portfolio WELLESLEY, MA 56,55156.6k $2.0m $2.0m 1.24% Unchanged
71 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.00% of their portfolio WEST SACRAMENTO, CA 55,62955.6k $2.0m $2.0m 0.00% Added +631 +631
72 LPL Financial LLC 0.00% of their portfolio FORT MILL, SC 55,60055.6k $2.0m $2.0m 0.00% Added +43.9k +43,905
73 HRT FINANCIAL LP 0.03% of their portfolio NEW YORK, NY 55,32055.3k $2.0m $2.0m 0.03% New
74 Alpha Paradigm Partners, LLC 0.78% of their portfolio CHICAGO, IL 52,76252.8k $1.9m $1.9m 0.78% Added +12.6k +12,600
75 SIMPLEX TRADING, LLC 0.09% of their portfolio CHICAGO, IL 52,19452.2k $1.9m $1.9m 0.09% Added +18.8k +18,796
76 IRONWOOD INVESTMENT MANAGEMENT LLC 1.20% of their portfolio BOSTON, MA 50,94550.9k $1.8m $1.8m 1.20% Reduced -6.0k -6,000
77 COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS 0.02% of their portfolio HARRISBURG, PA 50,68950.7k $1.8m $1.8m 0.02% Added +7.5k +7,535
78 Janney Montgomery Scott LLC 0.01% of their portfolio PHILADELPHIA, PA 50,11950.1k $1.8m $1.8m 0.01% Added +1.4k +1,388
79 Thrivent Financial for Lutherans 0.00% of their portfolio Minneapolis, MN 48,58348.6k $1.7m $1.7m 0.00% Reduced -377 -377
80 CANADA LIFE ASSURANCE Co 0.00% of their portfolio WINNIPEG, A2 47,35847.4k $1.7m $1.7m 0.00% Reduced -5.4k -5,402
81 Livforsakringsbolaget Skandia, Omsesidigt 0.19% of their portfolio Stockholm, V7 46,30946.3k $1.7m $1.7m 0.19% Added +43.3k +43,309
82 AQR CAPITAL MANAGEMENT LLC 0.00% of their portfolio Greenwich, CT 39,66239.7k $1.4m $1.4m 0.00% Reduced -2.1k -2,117
83 WELLS FARGO & COMPANY/MN 0.00% of their portfolio SAN FRANCISCO, CA 39,02539.0k $1.4m $1.4m 0.00% Reduced -1.6k -1,599
84 Fund 1 Investments, LLC 0.60% of their portfolio RINCON, PR 36,84136.8k $1.3m $1.3m 0.60% First filing
85 SEI INVESTMENTS CO 0.00% of their portfolio OAKS, PA 36,09336.1k $1.3m $1.3m 0.00% Reduced -102.4k -102,449
86 UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% of their portfolio NEW YORK, NY 35,21535.2k $1.3m $1.3m 0.00% Added +3.4k +3,391
87 CREDIT SUISSE AG/ 0.00% of their portfolio ZURICH, V8 35,20835.2k $1.3m $1.3m 0.00% Reduced -1.9k -1,868
88 GARNET EQUITY CAPITAL HOLDINGS, INC. 2.90% of their portfolio NEW YORK, NY 35,00035.0k $1.3m $1.3m 2.90% Added +17.0k +17,000
89 Teton Advisors, Inc. 0.32% of their portfolio Rye, NY 35,00035.0k $1.3m $1.3m 0.32% Reduced -262.8k -262,840
90 NEW YORK STATE COMMON RETIREMENT FUND 0.00% of their portfolio ALBANY, NY 33,29633.3k $1.2m $1.2m 0.00% Reduced -38 -38
91 State of Alaska, Department of Revenue 0.01% of their portfolio JUNEAU, AK 32,98033.0k $1.2m $1.2m 0.01% Added +172 +172
92 BARCLAYS PLC 0.00% of their portfolio LONDON, X0 32,45832.5k $1.2m $1.2m 0.00% First filing
93 TEXAS PERMANENT SCHOOL FUND CORP 0.02% of their portfolio AUSTIN, TX 31,84231.8k $1.1m $1.1m 0.02% Reduced -2.2k -2,222
94 PRICE T ROWE ASSOCIATES INC /MD/ 0.00% of their portfolio BALTIMORE, MD 31,27131.3k $1.1m $1.1m 0.00% Reduced -90 -90
95 YOUSIF CAPITAL MANAGEMENT, LLC 0.01% of their portfolio BLOOMFIELD HILLS, MI 30,13730.1k $1.1m $1.1m 0.01% Reduced -8.2k -8,160
96 JOHNSON INVESTMENT COUNSEL INC 0.01% of their portfolio Cincinnati, OH 29,80129.8k $1.1m $1.1m 0.01% Unchanged
97 CITIGROUP INC 0.00% of their portfolio NEW YORK, NY 28,30328.3k $1.0m $1.0m 0.00% Added +5.8k +5,820
98 Capula Management Ltd 0.10% of their portfolio Grand Cayman, E9 27,82027.8k $995.7k $995.7k 0.10% New
99 ExodusPoint Capital Management, LP 0.01% of their portfolio NEW YORK, NY 27,10127.1k $970.0k $970.0k 0.01% Added +18.9k +18,921
100 SPC Financial, Inc. 0.11% of their portfolio ROCKVILLE, MD 26,72126.7k $956.3k $956.3k 0.11% New