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Buy/Sell Ratio
›
August 2026
›
Basic Materials Sector
Insider Buy/Sell Details for the Basic Materials Sector — August 2026
Extreme outlier transactions (>3σ) are excluded.
Show All Data
Ratio
0.6:1
Daily Buy & Sell Volume
Log Scale
Transactions
(208)
All (208)
Buys (81)
Sells (127)
Company
Insider
Title
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Date (newest)
Total Value
% of Holdings
Company Name
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Aura Minerals Inc.
(AUGO)
Sousa Mauad Bruno
— Director
Aug 31, 2026
Sale
Shares
127,500
Price
$81.20
Total Value
$10.35M
Shares Held After
163,366
% of Holdings
43.8%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Aura Minerals Inc.
(AUGO)
Sousa Mauad Bruno
— Director
Aug 31, 2026
Purchase
Shares
10
Price
$79.89
Total Value
$798.90
Shares Held After
290,866
% of Holdings
0.0%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
TERAWULF INC.
(WULF)
Carter Walter E.
— Director
Aug 31, 2026
Sale
Shares
130,626
Price
$15.14
Total Value
$1.98M
Shares Held After
229,090
% of Holdings
36.3%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Koppers Holdings Inc.
(KOP)
BALL M LEROY
— Director
Aug 31, 2026
Sale
Shares
4,000
Price
$45.96
Total Value
$183.84K
Shares Held After
429,555
% of Holdings
0.9%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Alcoa Corp
(AA)
Bacchi Renato
— EVP&Chief Commercial Officer
Aug 31, 2026
Sale
Shares
700
Price
$51.02
Total Value
$35.71K
Shares Held After
74,930
% of Holdings
0.9%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
SOUTHERN COPPER CORP/
(SCCO)
PALOMINO BONILLA LUIS MIGUEL
— Director
Aug 31, 2026
Sale
Shares
400
Price
$217.50
Total Value
$87.00K
Shares Held After
1,303
% of Holdings
23.5%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
MATERION Corp
(MTRN)
KHILNANI VINOD M
— Director
Aug 31, 2026
Sale
Shares
2,000
Price
$235.16
Total Value
$470.32K
Shares Held After
11,171
% of Holdings
15.2%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
UNITED STATES ANTIMONY CORP
(UAMY)
Aguirre Blaise A.
— Director
Aug 31, 2026
Purchase
Shares
1,400
Price
$5.04
Total Value
$7.05K
Shares Held After
878,092
% of Holdings
0.2%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Aura Minerals Inc.
(AUGO)
Sousa Mauad Bruno
— Director
Aug 28, 2026
Sale
Shares
103,589
Price
$87.47
Total Value
$9.06M
Shares Held After
259,856
% of Holdings
28.5%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Aura Minerals Inc.
(AUGO)
Sousa Mauad Bruno
— Director
Aug 28, 2026
Sale
Shares
8,201
Price
$86.50
Total Value
$709.42K
Shares Held After
363,445
% of Holdings
2.2%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Aura Minerals Inc.
(AUGO)
Sousa Mauad Bruno
— Director
Aug 28, 2026
Sale
Shares
36,300
Price
$85.29
Total Value
$3.10M
Shares Held After
371,646
% of Holdings
8.9%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Aura Minerals Inc.
(AUGO)
Sousa Mauad Bruno
— Director
Aug 28, 2026
Sale
Shares
9,410
Price
$84.42
Total Value
$794.35K
Shares Held After
407,946
% of Holdings
2.3%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Aura Minerals Inc.
(AUGO)
Sousa Mauad Bruno
— Director
Aug 28, 2026
Purchase
Shares
126,000
Price
$89.36
Total Value
$11.26M
Shares Held After
417,356
% of Holdings
30.2%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Aura Minerals Inc.
(AUGO)
Sousa Mauad Bruno
— Director
Aug 28, 2026
Purchase
Shares
38,430
Price
$84.32
Total Value
$3.24M
Shares Held After
291,356
% of Holdings
13.2%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Aura Minerals Inc.
(AUGO)
Sousa Mauad Bruno
— Director
Aug 28, 2026
Purchase
Shares
61,552
Price
$83.58
Total Value
$5.14M
Shares Held After
252,926
% of Holdings
24.3%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Aura Minerals Inc.
(AUGO)
Sousa Mauad Bruno
— Director
Aug 28, 2026
Purchase
Shares
26,018
Price
$82.57
Total Value
$2.15M
Shares Held After
191,374
% of Holdings
13.6%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Trilogy Metals Inc.
(TMQ)
South32 Ltd
— 10% Owner
Aug 28, 2026
Sale
Shares
8,215,570
Price
$2.17
Total Value
$17.83M
Shares Held After
10,379,741
% of Holdings
44.2%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
CABOT CORP
(CBT)
Keohane Sean D
— Director
Aug 28, 2026
Sale
Shares
134,895
Price
$85.00
Total Value
$11.47M
Shares Held After
404,134
% of Holdings
25.0%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
UNITED STATES ANTIMONY CORP
(UAMY)
EVANS GARY C
— Director
Aug 28, 2026
Purchase
Shares
20,000
Price
$4.92
Total Value
$98.40K
Shares Held After
2,590,028
% of Holdings
0.8%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
ROYAL GOLD INC
(RGLD)
Shefman Randy
— SVP&General Counsel
Aug 28, 2026
Sale
Shares
500
Price
$262.80
Total Value
$131.40K
Shares Held After
8,082
% of Holdings
5.8%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
HAWKINS INC
(HWKN)
Oldenkamp Jeffrey P.
— EXECUTIVE VP AND CFO
Aug 27, 2026
Purchase
Shares
1,290
Price
$119.00
Total Value
$153.51K
Shares Held After
104,223
% of Holdings
1.2%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Amrize Ltd
(AMRZ)
Gibson Dwight Audley Konrad
— Director
Aug 27, 2026
Purchase
Shares
5
Price
$44.58
Total Value
$243.85
Shares Held After
5,199
% of Holdings
0.1%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
TERAWULF INC.
(WULF)
Prager Paul B.
— Director
Aug 27, 2026
Sale
Shares
137,500
Price
$17.06
Total Value
$2.35M
Shares Held After
3,807,552
% of Holdings
3.5%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
FREEPORT-MCMORAN INC
(FCX)
KENNARD LYDIA H
— Director
Aug 27, 2026
Sale
Shares
3,798
Price
$79.11
Total Value
$300.47K
Shares Held After
122,702
% of Holdings
3.0%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
JEWETT CAMERON TRADING CO LTD
(JCTC)
AJB Investment Fund II, LP
— 10% Owner
Aug 27, 2026
Purchase
Shares
2,327
Price
$2.90
Total Value
$6.75K
Shares Held After
476,971
% of Holdings
0.5%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Alcoa Corp
(AA)
Jones Tammi A
— EVP&CHRO
Aug 27, 2026
Sale
Shares
15,628
Price
$50.60
Total Value
$790.73K
Shares Held After
39,819
% of Holdings
28.2%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BOISE CASCADE Co
(BCC)
Twedt Jill
— SVP General Counsel&Corp Sec
Aug 27, 2026
Sale
Shares
1,250
Price
$79.40
Total Value
$99.25K
Shares Held After
25,295
% of Holdings
4.7%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
JEWETT CAMERON TRADING CO LTD
(JCTC)
AJB Investment Fund II, LP
— 10% Owner
Aug 26, 2026
Purchase
Shares
209
Price
$2.90
Total Value
$606.10
Shares Held After
474,644
% of Holdings
0.0%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
RELIANCE, INC.
(RS)
Colonias Karen Winifred
— Director
Aug 26, 2026
Sale
Shares
1,542
Price
$390.13
Total Value
$601.58K
Shares Held After
7,772
% of Holdings
16.6%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Amrize Ltd
(AMRZ)
Sanche Jacques Wolf
— Director
Aug 26, 2026
Purchase
Shares
4,150
Price
$45.02
Total Value
$186.83K
Shares Held After
9,766
% of Holdings
42.5%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
HAWKINS INC
(HWKN)
Lange Douglas A.
— VP - WATER TREATMENT GROUP
Aug 25, 2026
Purchase
Shares
910
Price
$118.75
Total Value
$108.07K
Shares Held After
28,169
% of Holdings
3.2%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
James Hardie Industries plc
(JHX)
Skelly Jonathan
— Pres. James Hardie NA
Aug 25, 2026
Sale
Shares
50,000
Price
$30.46
Total Value
$1.52M
Shares Held After
309,906
% of Holdings
13.9%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
James Hardie Industries plc
(JHX)
Skelly Jonathan
— Pres. James Hardie NA
Aug 25, 2026
Sale
Shares
15,000
Price
$30.45
Total Value
$456.75K
Shares Held After
309,906
% of Holdings
4.6%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
FREEPORT-MCMORAN INC
(FCX)
Currault Douglas N. II
— EVP&General Counsel
Aug 25, 2026
Sale
Shares
80,000
Price
$78.56
Total Value
$6.28M
Shares Held After
211,016
% of Holdings
27.5%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
HUDSON TECHNOLOGIES INC /NY
(HDSN)
Hartree Partners, LP
— 10% Owner
Aug 25, 2026
Purchase
Shares
91,166
Price
$5.50
Total Value
$501.09K
Shares Held After
5,200,000
% of Holdings
1.8%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Amrize Ltd
(AMRZ)
Singleton Denise R
— Chief Legal Officer&Corp Sec
Aug 25, 2026
Purchase
Shares
3,500
Price
$44.12
Total Value
$154.40K
Shares Held After
7,500
% of Holdings
46.7%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
JEWETT CAMERON TRADING CO LTD
(JCTC)
AJB Investment Fund II, LP
— 10% Owner
Aug 25, 2026
Purchase
Shares
991
Price
$2.90
Total Value
$2.87K
Shares Held After
474,435
% of Holdings
0.2%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
JEWETT CAMERON TRADING CO LTD
(JCTC)
AJB Investment Fund II, LP
— 10% Owner
Aug 25, 2026
Purchase
Shares
5,000
Price
$2.90
Total Value
$14.50K
Shares Held After
473,444
% of Holdings
1.1%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Amrize Ltd
(AMRZ)
Forrest Nollaig
— Chief Mktg&Corp Affairs Off
Aug 25, 2026
Purchase
Shares
1,500
Price
$44.15
Total Value
$66.22K
Shares Held After
21,639
% of Holdings
6.9%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Aura Minerals Inc.
(AUGO)
Sousa Mauad Bruno
— Director
Aug 24, 2026
Sale
Shares
120,757
Price
$88.45
Total Value
$10.68M
Shares Held After
75,356
% of Holdings
61.6%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
HUDSON TECHNOLOGIES INC /NY
(HDSN)
Hartree Partners, LP
— 10% Owner
Aug 24, 2026
Purchase
Shares
9,446
Price
$5.50
Total Value
$51.95K
Shares Held After
5,108,834
% of Holdings
0.2%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
EAGLE MATERIALS INC
(EXP)
Thompson Tony
— Senior Vice President
Aug 24, 2026
Sale
Shares
3,074
Price
$203.96
Total Value
$626.98K
Shares Held After
10,142
% of Holdings
23.3%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
CABOT CORP
(CBT)
Keohane Sean D
— Director
Aug 24, 2026
Sale
Shares
2,779
Price
$85.50
Total Value
$237.60K
Shares Held After
288,873
% of Holdings
1.0%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
James Hardie Industries plc
(JHX)
Singh Jesse G
— Director
Aug 24, 2026
Sale
Shares
265,100
Price
$30.23
Total Value
$8.01M
Shares Held After
117,028
% of Holdings
69.4%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
James Hardie Industries plc
(JHX)
Singh Jesse G
— Director
Aug 24, 2026
Sale
Shares
120,000
Price
$30.08
Total Value
$3.61M
Shares Held After
261,683
% of Holdings
31.4%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
JEWETT CAMERON TRADING CO LTD
(JCTC)
AJB Investment Fund II, LP
— 10% Owner
Aug 24, 2026
Purchase
Shares
1,197
Price
$2.90
Total Value
$3.47K
Shares Held After
468,444
% of Holdings
0.3%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
James Hardie Industries plc
(JHX)
Singh Jesse G
— Director
Aug 21, 2026
Sale
Shares
265,000
Price
$30.19
Total Value
$8.00M
Shares Held After
117,028
% of Holdings
69.4%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
James Hardie Industries plc
(JHX)
Singh Jesse G
— Director
Aug 21, 2026
Sale
Shares
118,057
Price
$30.34
Total Value
$3.58M
Shares Held After
381,683
% of Holdings
23.6%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
James Hardie Industries plc
(JHX)
Singh Jesse G
— Director
Aug 21, 2026
Sale
Shares
103,400
Price
$30.22
Total Value
$3.12M
Shares Held After
0
% of Holdings
100.0%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BHP Group Ltd
(BHP)
Stone Emma Kate
— Group Financial Controller
Aug 21, 2026
Sale
Shares
6,774
Price
$46.57
Total Value
$315.47K
Shares Held After
4,716
% of Holdings
59.0%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
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Showing 1–50 of 208 transactions (page 1 of 5)
Version: v26.7.3