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Subsector - Chemicals
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Officer & Directors
10 Percent
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Manufacturing
Include option trades
Include indirect trades
Latest data: 10/29/2025 10:06:27 PM
1 Month
Buy/Sell Ratio 0.45
31%
69%
Buy
Sell
$64.93 M
($143.49) M
43 Insiders
147 Insiders
49 Transactions
238 Transactions
9/29/2025 to 10/29/2025
3 Month
Buy/Sell Ratio 1.63
61%
39%
Buy
Sell
$711.09 M
($436.68) M
206 Insiders
430 Insiders
374 Transactions
827 Transactions
7/29/2025 to 10/29/2025
6 Month
Buy/Sell Ratio 1.68
62%
38%
Buy
Sell
$1,088.50 M
($649.68) M
395 Insiders
677 Insiders
1031 Transactions
1583 Transactions
4/29/2025 to 10/29/2025
12 Month
Buy/Sell Ratio 1.07
51%
49%
Buy
Sell
$2,045.22 M
($1,907.97) M
723 Insiders
1254 Insiders
2217 Transactions
3683 Transactions
10/29/2024 to 10/29/2025
Monthly Buy and Sell Value
Monthly Buy/Sell Ratio
Most Insider Buying
12 months
Name
Value
Transactions
Paulson John
Bausch Health Companies Inc.
$369,628,560
8
Roivant Sciences Ltd.
Immunovant, Inc.
$336,900,200
1
Ra Capital Management, L.P.
Cidara Therapeutics, Inc.
$99,999,988
1
Baker Bros. Advisors Lp
Madrigal Pharmaceuticals, Inc.
$61,921,024
3
Ecor1 Capital, Llc
Zymeworks Inc.
$58,036,053
36
George Simeon
Crispr Therapeutics Ag
$51,499,918
3
Springer Timothy A
Tectonic Therapeutic, Inc.
$50,848,992
10
Diamondback Energy, Inc.
Verde Clean Fuels, Inc.
$50,000,000
1
Ra Capital Management, L.P.
89Bio, Inc.
$49,999,994
1
Liu Brian Guan-Chyun
Cg Oncology, Inc.
$49,999,983
1
Most Insider Selling
12 months
Name
Value
Transactions
Baker Bros. Advisors Lp
BeOne Medicines Ltd.
($384,735,063)
2
Hack Andrew A. F.
Nuvalent, Inc.
($110,000,000)
1
Franklin Martin E
Element Solutions Inc
($52,200,000)
2
Kumar Neil
Bridgebio Pharma, Inc.
($47,157,019)
23
Krishnan Krish S
Krystal Biotech, Inc.
($24,647,383)
14
Krishnan Suma
Krystal Biotech, Inc.
($24,647,383)
14
Ra Capital Management, L.P.
Vor Biopharma Inc.
($23,346,216)
8
Song Hong Fang
Cg Oncology, Inc.
($22,379,542)
3
Booth Bruce
Sionna Therapeutics, Inc.
($22,085,832)
26
Gonzalez Richard A
Abbvie Inc.
($20,263,020)
2
Most Unique Insiders Buying (>25K)
12 months
Name
Unique insiders
Total Trades
Neogen Corp
11
12
Eastman Chemical Co
11
11
Eli Lilly & Co
8
8
Tronox Holdings Plc
7
8
Zenas Biopharma, Inc.
6
12
Celanese Corp
6
11
International Flavors & Fragrances Inc
6
10
Perspective Therapeutics, Inc.
6
9
Mbx Biosciences, Inc.
6
9
Hcw Biologics Inc.
6
8
Most Unique Insiders Selling (>25K)
12 months
Name
Unique insiders
Total Trades
Ani Pharmaceuticals Inc
14
32
Scholar Rock Holding Corp
14
28
Apellis Pharmaceuticals, Inc.
12
41
Ionis Pharmaceuticals Inc
12
31
Procter & Gamble Co
12
25
Blueprint Medicines Corp
11
26
Liquidia Corp
10
24
Uniqure N.V.
10
16
Puma Biotechnology, Inc.
10
13
Air Products & Chemicals, Inc.
10
11
Industry Summary of Insider Activity
1 Month
6 Month
12 Month
Name
Ratio
Buy $
Sell $
Ratio
Buy $
Sell $
Ratio
Buy $
Sell $
In Vitro & In Vivo Diagnostic Substances
3.92
$129,657
($33,057)
0.31
$1,429,599
($4,590,741)
0.25
$3,862,907
($15,286,245)
Biological Products, (no Disgnostic Substances)
0.78
$25,608,097
($32,770,731)
2.93
$288,681,836
($98,409,502)
2.76
$797,696,385
($289,406,962)
Pharmaceutical Preparations
0.37
$38,873,984
($104,437,050)
1.68
$751,613,406
($448,110,128)
0.81
$1,100,086,340
($1,358,090,295)
Miscellaneous Chemical Products
0.35
$323,054
($930,214)
1.60
$4,809,174
($3,006,815)
0.08
$4,909,350
($63,786,865)
Soap, Detergents, Cleang Preparations, Perfumes, Cosmetics
0.00
$0
($4,846,448)
0.11
$2,999,090
($26,079,359)
0.10
$3,339,625
($31,902,510)
Industrial Organic Chemicals
0.00
$0
($325,778)
1.45
$6,022,173
($4,150,597)
10.15
$59,869,173
($5,897,605)
Industrial Inorganic Chemicals
0.00
$0
($101,942)
0.47
$1,232,103
($2,616,371)
0.07
$1,698,229
($23,140,005)
Plastic Materials, Synth Resins & Nonvulcan Elastomers
0.00
$0
($40,620)
8.17
$2,184,959
($267,522)
1.57
$3,987,771
($2,536,159)
Chemicals & Allied Products
--
$0
$0
0.40
$3,273,237
($8,171,298)
0.39
$6,690,465
($17,018,167)
Plastic Material, Synth Resin/rubber, Cellulos (no Glass)
--
$0
$0
--
$431,380
$0
--
$1,162,449
$0
Medicinal Chemicals & Botanical Products
--
$0
$0
16.36
$23,836,656
($1,457,413)
9.76
$25,684,384
($2,632,542)
Specialty Cleaning, Polishing And Sanitation Preparations
--
$0
$0
4.41
$546,285
($123,875)
0.37
$579,234
($1,576,699)
Perfumes, Cosmetics & Other Toilet Preparations
--
$0
$0
0.05
$1,320,909
($29,169,888)
0.65
$35,260,645
($54,066,272)
Paints, Varnishes, Lacquers, Enamels & Allied Prods
--
$0
$0
0.00
$0
($218,566)
0.00
$0
($1,008,357)
Agricultural Chemicals
--
$0
$0
0.01
$119,103
($19,749,327)
0.01
$190,743
($30,233,037)
Adhesives & Sealants
--
$0
$0
0.00
$1,817
($3,559,982)
0.02
$200,127
($11,391,724)