Average Insider

Where insiders trade, we follow

Insider Buy/Sell Details for the Chemicals - Specialty Industry — Last 30 Days

Extreme outlier transactions (>3σ) are excluded.Show All Data
Ratio0.5:1
Daily Buy & Sell Volume

ECOLAB INC. (ECL)

Doukeris Michel D — Director
Jun 10, 2026
Purchase
Shares
7,750
Price
$258.00
Total Value
$2.00M
Shares Held After
8,326
% of Holdings
93.1%
Jun 10, 2026
Sale
Shares
1,129
Price
$44.52
Total Value
$50.27K
Shares Held After
626,020
% of Holdings
0.2%

ECOLAB INC. (ECL)

Brown Darrell R — Co-COO - Global Markets
Jun 9, 2026
Sale
Shares
10,000
Price
$260.89
Total Value
$2.61M
Shares Held After
32,733
% of Holdings
23.4%
Jun 8, 2026
Sale
Shares
13,584
Price
$45.23
Total Value
$614.40K
Shares Held After
627,149
% of Holdings
2.1%

SenesTech, Inc. (SNES)

Edell Michael — Director
Jun 8, 2026
Purchase
Shares
1,000
Price
$1.55
Total Value
$1.55K
Shares Held After
4,000
% of Holdings
25.0%
Jun 8, 2026
Purchase
Shares
7,000
Price
$1.61
Total Value
$11.30K
Shares Held After
954,144
% of Holdings
0.7%
Jun 5, 2026
Purchase
Shares
13,159
Price
$1.57
Total Value
$20.68K
Shares Held After
947,144
% of Holdings
1.4%
Jun 4, 2026
Purchase
Shares
8,230
Price
$1.65
Total Value
$13.55K
Shares Held After
933,985
% of Holdings
0.9%

Ecovyst Inc. (ECVT)

Lorance Sarah — Director
Jun 2, 2026
Sale
Shares
8,450
Price
$13.33
Total Value
$112.64K
Shares Held After
54,700
% of Holdings
13.4%

REX AMERICAN RESOURCES Corp (REX)

BRUGGEMAN DOUGLAS — CFO, VP-Finance, Treasurer
Jun 2, 2026
Sale
Shares
3,000
Price
$48.20
Total Value
$144.60K
Shares Held After
254,084
% of Holdings
1.2%

REX AMERICAN RESOURCES Corp (REX)

BRUGGEMAN DOUGLAS — CFO, VP-Finance, Treasurer
Jun 2, 2026
Sale
Shares
2,086
Price
$49.50
Total Value
$103.26K
Shares Held After
257,084
% of Holdings
0.8%
Jun 2, 2026
Sale
Shares
261
Price
$48.82
Total Value
$12.74K
Shares Held After
0
% of Holdings
100.0%
Jun 1, 2026
Purchase
Shares
260,000
Price
$74.28
Total Value
$19.31M
Shares Held After
2,682,730
% of Holdings
9.7%
Jun 1, 2026
Purchase
Shares
13,500
Price
$74.49
Total Value
$1.01M
Shares Held After
43,150
% of Holdings
31.3%

Lightwave Logic, Inc. (LWLG)

Quan Snizhana P. — Principal Financial Officer
Jun 1, 2026
Sale
Shares
345
Price
$11.41
Total Value
$3.94K
Shares Held After
50,780
% of Holdings
0.7%

Ingevity Corp (NGVT)

DYER TERRANCE M — SVP, Chief HR Officer
May 28, 2026
Sale
Shares
200
Price
$68.53
Total Value
$13.71K
Shares Held After
7,202
% of Holdings
2.7%

Ingevity Corp (NGVT)

DYER TERRANCE M — SVP, Chief HR Officer
May 28, 2026
Sale
Shares
30
Price
$68.57
Total Value
$2.06K
Shares Held After
7,402
% of Holdings
0.4%

Ingevity Corp (NGVT)

DYER TERRANCE M — SVP, Chief HR Officer
May 28, 2026
Sale
Shares
266
Price
$68.45
Total Value
$18.21K
Shares Held After
7,432
% of Holdings
3.5%

Gevo, Inc. (GEVO)

Gruber Patrick R. — Director
May 27, 2026
Sale
Shares
186,469
Price
$1.76
Total Value
$328.15K
Shares Held After
3,728,993
% of Holdings
4.8%

Gevo, Inc. (GEVO)

Bowron Kimberly T — Chief of Staff
May 27, 2026
Sale
Shares
25,101
Price
$1.76
Total Value
$44.17K
Shares Held After
711,765
% of Holdings
3.4%
May 27, 2026
Sale
Shares
31,958
Price
$1.77
Total Value
$56.65K
Shares Held After
554,144
% of Holdings
5.5%

Gevo, Inc. (GEVO)

Shafer Andrew — Chief Mktg Cust & Brnd Officer
May 27, 2026
Sale
Shares
32,667
Price
$1.76
Total Value
$57.49K
Shares Held After
321,051
% of Holdings
9.2%

Gevo, Inc. (GEVO)

Bloom Paul D — Director
May 27, 2026
Sale
Shares
75,735
Price
$1.76
Total Value
$133.28K
Shares Held After
1,518,588
% of Holdings
4.8%

Gevo, Inc. (GEVO)

Ryan Christopher Michael — President & COO
May 27, 2026
Sale
Shares
87,700
Price
$1.76
Total Value
$154.33K
Shares Held After
1,314,441
% of Holdings
6.3%

TERAWULF INC. (WULF)

Prager Paul B. — Director
May 27, 2026
Sale
Shares
56,801
Price
$26.57
Total Value
$1.51M
Shares Held After
4,082,552
% of Holdings
1.4%

TERAWULF INC. (WULF)

Prager Paul B. — Director
May 27, 2026
Sale
Shares
109,849
Price
$25.58
Total Value
$2.81M
Shares Held After
4,139,353
% of Holdings
2.6%
May 27, 2026
Sale
Shares
1,004
Price
$264.98
Total Value
$266.04K
Shares Held After
11,651
% of Holdings
7.9%

TERAWULF INC. (WULF)

Prager Paul B. — Director
May 26, 2026
Sale
Shares
166,650
Price
$24.43
Total Value
$4.07M
Shares Held After
4,249,202
% of Holdings
3.8%

QUAKER CHEMICAL CORP (KWR)

Bijlani Jeewat — EVP, Glob. Spec. & CGO
May 26, 2026
Sale
Shares
731
Price
$145.77
Total Value
$106.56K
Shares Held After
6,748
% of Holdings
9.8%
May 22, 2026
Sale
Shares
117,511
Price
$31.19
Total Value
$3.67M
Shares Held After
1,874,615
% of Holdings
5.9%
May 21, 2026
Sale
Shares
91,724
Price
$31.91
Total Value
$2.93M
Shares Held After
1,992,126
% of Holdings
4.4%
May 20, 2026
Sale
Shares
20,300
Price
$34.09
Total Value
$692.03K
Shares Held After
2,083,850
% of Holdings
1.0%

HUDSON TECHNOLOGIES INC /NY (HDSN)

Bertaux Brian J. — Chief Financial Officer
May 19, 2026
Purchase
Shares
2,000
Price
$4.87
Total Value
$9.74K
Shares Held After
2,000
% of Holdings
100.0%

SENSIENT TECHNOLOGIES CORP (SXT)

Hoang Thierry — VP, Asia Pacific Group
May 18, 2026
Sale
Shares
400
Price
$115.19
Total Value
$46.08K
Shares Held After
13,909
% of Holdings
2.8%
May 18, 2026
Purchase
Shares
10,000
Price
$1.59
Total Value
$15.88K
Shares Held After
925,755
% of Holdings
1.1%
May 18, 2026
Purchase
Shares
6,800
Price
$6.77
Total Value
$46.04K
Shares Held After
44,411
% of Holdings
15.3%
May 18, 2026
Purchase
Shares
335
Price
$6.76
Total Value
$2.26K
Shares Held After
37,611
% of Holdings
0.9%
May 18, 2026
Purchase
Shares
3,735
Price
$6.75
Total Value
$25.21K
Shares Held After
37,276
% of Holdings
10.0%
May 18, 2026
Purchase
Shares
3,731
Price
$6.70
Total Value
$25.00K
Shares Held After
33,541
% of Holdings
11.1%

ALBEMARLE CORP (ALB)

Masters J Kent — Director
May 15, 2026
Sale
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
May 15, 2026
Sale
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
May 15, 2026
Sale
Shares
3,826
Price
$183.12
Total Value
$700.62K
Shares Held After
100,086
% of Holdings
3.7%
May 15, 2026
Purchase
Shares
7,120
Price
$1.65
Total Value
$11.75K
Shares Held After
915,755
% of Holdings
0.8%

SenesTech, Inc. (SNES)

Edell Michael — Director
May 15, 2026
Purchase
Shares
1,000
Price
$1.61
Total Value
$1.61K
Shares Held After
3,000
% of Holdings
33.3%

LINDE PLC (LIN)

WOOD ROBERT L — Director
May 15, 2026
Sale
Shares
4,335
Price
$506.39
Total Value
$2.20M
Shares Held After
9,248
% of Holdings
31.9%
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