Insider Buy/Sell Details for the Basic Materials Sector — May 2026
Ratio0.6:1
Daily Buy & Sell Volume
Transactions (148)
ECOLAB INC. (ECL)
Vautrinot Suzanne M — Director
Shares
1,004
Price
$264.98
Total Value
$266.04K
Shares Held After
11,651
% of Holdings
7.9%
Worthington Steel, Inc. (WS)
Larivey Clifford — President Flat Rolled Stl Proc
Shares
11,105
Price
$40.09
Total Value
$445.25K
Shares Held After
64,308
% of Holdings
14.7%
GERDAU S.A. (GGB)
Japur Rafael Dorneles — VP, CFO and IR Officer
Shares
5,000
Price
$4.75
Total Value
$23.75K
Shares Held After
96,967
% of Holdings
4.9%
Amrize Ltd (AMRZ)
Forrest Nollaig — Chief Mktg & Corp Affairs Off
Shares
2,000
Price
$50.25
Total Value
$100.50K
Shares Held After
20,139
% of Holdings
9.9%
Perimeter Solutions, Inc. (PRM)
Khouri Haitham — Director
Shares
117,511
Price
$31.19
Total Value
$3.67M
Shares Held After
1,874,615
% of Holdings
5.9%
Perimeter Solutions, Inc. (PRM)
Khouri Haitham — Director
Shares
91,724
Price
$31.91
Total Value
$2.93M
Shares Held After
1,992,126
% of Holdings
4.4%
SOUTHERN COPPER CORP/ (SCCO)
PALOMINO BONILLA LUIS MIGUEL — Director
Shares
100
Price
$179.85
Total Value
$17.98K
Shares Held After
1,807
% of Holdings
5.2%
SOUTHERN COPPER CORP/ (SCCO)
PALOMINO BONILLA LUIS MIGUEL — Director
Shares
100
Price
$175.80
Total Value
$17.58K
Shares Held After
1,907
% of Holdings
5.0%
Amrize Ltd (AMRZ)
Brouwer Roald — Chief Technology Officer
Shares
1,500
Price
$49.84
Total Value
$74.76K
Shares Held After
19,757
% of Holdings
7.6%
Perimeter Solutions, Inc. (PRM)
Khouri Haitham — Director
Shares
20,300
Price
$34.09
Total Value
$692.03K
Shares Held After
2,083,850
% of Holdings
1.0%
Amrize Ltd (AMRZ)
Gross Mario — Chief Supply Chain Officer
Shares
1,200
Price
$48.63
Total Value
$58.36K
Shares Held After
34,747
% of Holdings
3.5%
MP Materials Corp. / DE (MP)
Rosenthal Michael Stuart — Chief Operating Officer
Shares
17,000
Price
$56.62
Total Value
$962.54K
Shares Held After
1,333,673
% of Holdings
1.3%
GERDAU S.A. (GGB)
Peres Cesar Obino da Rosa — Officer
Shares
8,000
Price
$4.60
Total Value
$36.80K
Shares Held After
8
% of Holdings
99.9%
Amrize Ltd (AMRZ)
Gross Mario — Chief Supply Chain Officer
Shares
1,000
Price
$48.63
Total Value
$48.63K
Shares Held After
33,747
% of Holdings
3.0%
Amrize Ltd (AMRZ)
Gross Mario — Chief Supply Chain Officer
Shares
1,800
Price
$49.47
Total Value
$89.05K
Shares Held After
32,747
% of Holdings
5.5%
HUDSON TECHNOLOGIES INC /NY (HDSN)
Bertaux Brian J. — Chief Financial Officer
Shares
2,000
Price
$4.87
Total Value
$9.74K
Shares Held After
2,000
% of Holdings
100.0%
AngloGold Ashanti PLC (AU)
Busia Kojo Osei Frimpong — Director
Shares
400
Price
$89.09
Total Value
$35.64K
Shares Held After
3,600
% of Holdings
10.0%
MERCER INTERNATIONAL INC. (MERC)
KELLOGG PETER R — 10% Owner
Shares
105,000
Price
$0.97
Total Value
$102.34K
Shares Held After
1,957,000
% of Holdings
5.4%
Amrize Ltd (AMRZ)
Jenisch Jan Philipp — Director
Shares
3,000
Price
$49.96
Total Value
$149.88K
Shares Held After
515,000
% of Holdings
0.6%
Amrize Ltd (AMRZ)
Jenisch Jan Philipp — Director
Shares
1,000
Price
$48.55
Total Value
$48.55K
Shares Held After
1,741,000
% of Holdings
0.1%
Amrize Ltd (AMRZ)
Jenisch Jan Philipp — Director
Shares
1,640
Price
$48.69
Total Value
$79.85K
Shares Held After
1,740,000
% of Holdings
0.1%
Amrize Ltd (AMRZ)
Jenisch Jan Philipp — Director
Shares
2,000
Price
$48.72
Total Value
$97.44K
Shares Held After
1,738,360
% of Holdings
0.1%
Amrize Ltd (AMRZ)
Jenisch Jan Philipp — Director
Shares
1,360
Price
$48.50
Total Value
$65.96K
Shares Held After
1,736,360
% of Holdings
0.1%
Amrize Ltd (AMRZ)
Jenisch Jan Philipp — Director
Shares
7,000
Price
$49.69
Total Value
$347.83K
Shares Held After
1,735,000
% of Holdings
0.4%
Amrize Ltd (AMRZ)
Jenisch Jan Philipp — Director
Shares
3,001
Price
$49.63
Total Value
$148.94K
Shares Held After
1,728,000
% of Holdings
0.2%
AMERICAN VANGUARD CORP (AVD)
Gottschalk Patrick E — Director
Shares
25,000
Price
$2.70
Total Value
$67.50K
Shares Held After
191,705
% of Holdings
13.0%
NUCOR CORP (NUE)
Spicer Randy J — Executive Vice President
Shares
2,500
Price
$225.00
Total Value
$562.50K
Shares Held After
20,510
% of Holdings
10.9%
MERCER INTERNATIONAL INC. (MERC)
KELLOGG PETER R — 10% Owner
Shares
380,000
Price
$0.96
Total Value
$366.51K
Shares Held After
1,852,000
% of Holdings
20.5%
SENSIENT TECHNOLOGIES CORP (SXT)
Hoang Thierry — VP, Asia Pacific Group
Shares
400
Price
$115.19
Total Value
$46.08K
Shares Held After
13,909
% of Holdings
2.8%
Dakota Gold Corp. (DC)
Grafton Jennifer S — Director
Shares
15,511
Price
$5.56
Total Value
$86.24K
Shares Held After
144,560
% of Holdings
9.7%
Caledonia Mining Corp Plc (CMCL)
Ndlovu July — Director
Shares
20,000
Price
$17.19
Total Value
$343.80K
Shares Held After
229,089
% of Holdings
8.0%
SenesTech, Inc. (SNES)
GLENBROOK CAPITAL MANAGEMENT — 10% Owner
Shares
10,000
Price
$1.59
Total Value
$15.88K
Shares Held After
925,755
% of Holdings
1.1%
KRONOS WORLDWIDE INC (KRO)
Kramer Kevin B — Director
Shares
6,800
Price
$6.77
Total Value
$46.04K
Shares Held After
44,411
% of Holdings
15.3%
KRONOS WORLDWIDE INC (KRO)
Kramer Kevin B — Director
Shares
335
Price
$6.76
Total Value
$2.26K
Shares Held After
37,611
% of Holdings
0.9%
KRONOS WORLDWIDE INC (KRO)
Kramer Kevin B — Director
Shares
3,735
Price
$6.75
Total Value
$25.21K
Shares Held After
37,276
% of Holdings
10.0%
KRONOS WORLDWIDE INC (KRO)
Kramer Kevin B — Director
Shares
3,731
Price
$6.70
Total Value
$25.00K
Shares Held After
33,541
% of Holdings
11.1%
MERCER INTERNATIONAL INC. (MERC)
KELLOGG PETER R — 10% Owner
Shares
215,000
Price
$0.95
Total Value
$203.58K
Shares Held After
1,472,000
% of Holdings
14.6%
NUCOR CORP (NUE)
Topalian Leon J — Chair and CEO
Shares
4,441
Price
$229.32
Total Value
$1.02M
Shares Held After
143,841
% of Holdings
3.0%
NUCOR CORP (NUE)
Topalian Leon J — Chair and CEO
Shares
9,366
Price
$228.63
Total Value
$2.14M
Shares Held After
148,282
% of Holdings
5.9%
NUCOR CORP (NUE)
Topalian Leon J — Chair and CEO
Shares
21,954
Price
$227.58
Total Value
$5.00M
Shares Held After
157,648
% of Holdings
12.2%
NUCOR CORP (NUE)
Topalian Leon J — Chair and CEO
Shares
16,239
Price
$226.84
Total Value
$3.68M
Shares Held After
179,602
% of Holdings
8.3%
ALBEMARLE CORP (ALB)
Masters J Kent — Director
Shares
700
Price
$184.52
Total Value
$129.16K
Shares Held After
87,519
% of Holdings
0.8%
ALBEMARLE CORP (ALB)
Masters J Kent — Director
Shares
11,867
Price
$183.87
Total Value
$2.18M
Shares Held After
88,219
% of Holdings
11.9%
ALBEMARLE CORP (ALB)
Masters J Kent — Director
Shares
3,826
Price
$183.12
Total Value
$700.62K
Shares Held After
100,086
% of Holdings
3.7%
SenesTech, Inc. (SNES)
GLENBROOK CAPITAL MANAGEMENT — 10% Owner
Shares
7,120
Price
$1.65
Total Value
$11.75K
Shares Held After
915,755
% of Holdings
0.8%
i-80 Gold Corp. (IAUX)
Yopps Steven W. — Director
Shares
50,000
Price
$1.47
Total Value
$73.50K
Shares Held After
50,000
% of Holdings
100.0%
CRH PUBLIC LTD CO (CRH)
ORiordain Padraig — Chief Legal & Corporate Affairs Officer
Shares
1,492
Price
$104.44
Total Value
$155.83K
Shares Held After
1,205
% of Holdings
55.3%
Amrize Ltd (AMRZ)
Jenisch Jan Philipp — Director
Shares
7,000
Price
$49.12
Total Value
$343.84K
Shares Held After
512,000
% of Holdings
1.4%
Amrize Ltd (AMRZ)
Jenisch Jan Philipp — Director
Shares
8,000
Price
$49.63
Total Value
$397.04K
Shares Held After
1,724,999
% of Holdings
0.5%
Amrize Ltd (AMRZ)
Jenisch Jan Philipp — Director
Shares
13,417
Price
$49.69
Total Value
$666.69K
Shares Held After
1,716,999
% of Holdings
0.8%
Showing 1–50 of 148 transactions (page 1 of 3)