Insider Buy/Sell Ratio for May 2026
Ratio0.2:1
Daily Buy & Sell Volume
By Sector
Technology
Buys231
Sells3647
Buy $$4.67B
Sell $$6.23B
Ratio1:1.33
% Change vs. Prior
Ratio -84.3%Value -49.4%
Healthcare
Buys260
Sells1670
Buy $$213.05M
Sell $$6.30B
Ratio1:29.56
% Change vs. Prior
Ratio -66.4%Value +482.7%
Industrials
Buys200
Sells958
Buy $$259.18M
Sell $$2.58B
Ratio1:9.97
% Change vs. Prior
Ratio +1696.0%Value -26.4%
Financial Services
Buys588
Sells1226
Buy $$525.89M
Sell $$2.15B
Ratio1:4.09
% Change vs. Prior
Ratio +434.2%Value +133.7%
Consumer Cyclical
Buys173
Sells824
Buy $$65.31M
Sell $$2.04B
Ratio1:31.31
% Change vs. Prior
Ratio -98.5%Value +42.1%
Energy
Buys127
Sells240
Buy $$50.81M
Sell $$1.29B
Ratio1:25.32
% Change vs. Prior
Ratio -73.9%Value +205.9%
Communication Services
Buys67
Sells356
Buy $$124.79M
Sell $$924.69M
Ratio1:7.41
% Change vs. Prior
Ratio +698.8%Value +466.8%
Utilities
Buys42
Sells185
Buy $$63.55M
Sell $$732.89M
Ratio1:11.53
% Change vs. Prior
Ratio +761.6%Value +31.3%
Consumer Defensive
Buys80
Sells278
Buy $$101.40M
Sell $$675.65M
Ratio1:6.66
% Change vs. Prior
Ratio -15.4%Value +531.4%
Real Estate
Buys93
Sells103
Buy $$27.06M
Sell $$148.51M
Ratio1:5.49
% Change vs. Prior
Ratio -88.2%Value +105.2%
Basic Materials
Buys57
Sells126
Buy $$10.42M
Sell $$150.45M
Ratio1:14.44
% Change vs. Prior
Ratio -28.9%Value -48.7%
By Industry
Hardware, Equipment & Parts
Buys5
Sells348
Buy $$4.45B
Sell $$375.45M
Ratio11.86:1
% Change vs. Prior
Ratio -95.4%Value -72.9%
Medical - Instruments & Supplies
Buys22
Sells52
Buy $$14.87M
Sell $$3.64B
Ratio1:244.77
Software - Infrastructure
Buys27
Sells1305
Buy $$24.92M
Sell $$2.43B
Ratio1:97.60
% Change vs. Prior
Ratio +444.1%Value +24.0%
Semiconductors
Buys42
Sells788
Buy $$1.74M
Sell $$1.44B
Ratio1:823.57
% Change vs. Prior
Ratio +15.5%Value +242.9%
Leisure
Buys26
Sells59
Buy $$1.73M
Sell $$1.06B
Ratio1:611.03
Software - Application
Buys128
Sells552
Buy $$187.47M
Sell $$860.95M
Ratio1:4.59
% Change vs. Prior
Ratio -15.1%Value +333.3%
Medical - Diagnostics & Research
Buys3
Sells154
Buy $$781.14K
Sell $$947.92M
Ratio1:1213.51
Shell Companies
Buys63
Sells119
Buy $$86.62M
Sell $$803.29M
Ratio1:9.27
% Change vs. Prior
Ratio +169.4%Value +79.3%
Construction
Buys9
Sells29
Buy $$16.80M
Sell $$780.35M
Ratio1:46.45
Asset Management
Buys140
Sells101
Buy $$30.07M
Sell $$694.83M
Ratio1:23.11
Biotechnology
Buys120
Sells1087
Buy $$172.79M
Sell $$530.27M
Ratio1:3.07
% Change vs. Prior
Ratio +320.2%Value -24.4%
Renewable Utilities
Buys18
Sells129
Buy $$57.41M
Sell $$641.39M
Ratio1:11.17
% Change vs. Prior
Ratio +99086.6%Value +36.6%
Internet Content & Information
Buys9
Sells243
Buy $$968.77K
Sell $$653.94M
Ratio1:675.02
Industrial - Machinery
Buys13
Sells124
Buy $$3.08M
Sell $$629.78M
Ratio1:204.15
Information Technology Services
Buys19
Sells125
Buy $$5.15M
Sell $$563.37M
Ratio1:109.32
Transactions (11686)
Oklo Inc. (OKLO)
DeWitte Jacob โ Director
Shares
16,907
Price
$69.06
Total Value
$1.17M
Shares Held After
674,626
% of Holdings
2.4%
Oklo Inc. (OKLO)
Cochran Caroline โ Director
Shares
17,937
Price
$70.61
Total Value
$1.27M
Shares Held After
616,483
% of Holdings
2.8%
Oklo Inc. (OKLO)
Cochran Caroline โ Director
Shares
22,063
Price
$70.43
Total Value
$1.55M
Shares Held After
634,420
% of Holdings
3.4%
Oklo Inc. (OKLO)
Cochran Caroline โ Director
Shares
43,093
Price
$69.83
Total Value
$3.01M
Shares Held After
631,533
% of Holdings
6.4%
Oklo Inc. (OKLO)
Cochran Caroline โ Director
Shares
16,907
Price
$69.06
Total Value
$1.17M
Shares Held After
674,626
% of Holdings
2.4%
Oklo Inc. (OKLO)
Cochran Caroline โ Director
Shares
40,000
Price
$70.95
Total Value
$2.84M
Shares Held After
649,479
% of Holdings
5.8%
Oklo Inc. (OKLO)
Cochran Caroline โ Director
Shares
60,000
Price
$70.19
Total Value
$4.21M
Shares Held After
598,039
% of Holdings
9.1%
CIENA CORP (CIEN)
SMITH GARY B โ Director
Shares
2,952
Price
$537.74
Total Value
$1.59M
Shares Held After
275,461
% of Holdings
1.1%
GLAUKOS Corp (GKOS)
WEN LEANA โ Director
Shares
1,700
Price
$143.35
Total Value
$243.69K
Shares Held After
19,739
% of Holdings
7.9%
PRIMEENERGY RESOURCES CORP (PNRG)
HURT CLINT โ Director
Shares
2,000
Price
$220.44
Total Value
$440.88K
Shares Held After
91,737
% of Holdings
2.1%
POPULAR, INC. (BPOP)
GONZALEZ-NOGUERA MARIA CRISTINA โ Executive Vice President
Shares
6,200
Price
$148.51
Total Value
$920.79K
Shares Held After
11,255
% of Holdings
35.5%
Samsara Inc. (IOT)
Phillips Dominic โ Executive Vice President, Chief Financial Officer
Shares
19,547
Price
$30.00
Total Value
$586.41K
Shares Held After
462,801
% of Holdings
4.1%
GLAUKOS Corp (GKOS)
Gilliam Joseph E โ PRESIDENT & COO
Shares
19,573
Price
$143.54
Total Value
$2.81M
Shares Held After
73,419
% of Holdings
21.0%
ANALOG DEVICES INC (ADI)
ROCHE VINCENT โ Director
Shares
10,000
Price
$397.91
Total Value
$3.98M
Shares Held After
187,538
% of Holdings
5.1%
Rubrik, Inc. (RBRK)
THOMPSON JOHN WENDELL โ Director
Shares
3,803
Price
$55.92
Total Value
$212.66K
Shares Held After
4,653
% of Holdings
45.0%
Rubrik, Inc. (RBRK)
THOMPSON JOHN WENDELL โ Director
Shares
7,197
Price
$55.25
Total Value
$397.63K
Shares Held After
8,456
% of Holdings
46.0%
Rubrik, Inc. (RBRK)
THOMPSON JOHN WENDELL โ Director
Shares
500
Price
$56.00
Total Value
$28.00K
Shares Held After
17,500
% of Holdings
2.8%
Rubrik, Inc. (RBRK)
THOMPSON JOHN WENDELL โ Director
Shares
2,000
Price
$55.39
Total Value
$110.78K
Shares Held After
18,000
% of Holdings
10.0%
ESTABLISHMENT LABS HOLDINGS INC. (ESTA)
Chacon Quiros Juan Jose โ Director
Shares
25,984
Price
$71.18
Total Value
$1.85M
Shares Held After
1,040,255
% of Holdings
2.4%
ESTABLISHMENT LABS HOLDINGS INC. (ESTA)
Chacon Quiros Juan Jose โ Director
Shares
41,265
Price
$70.52
Total Value
$2.91M
Shares Held After
1,066,239
% of Holdings
3.7%
Newegg Commerce, Inc. (NEGG)
CHANG FRED FACHING โ Director
Shares
15,000
Price
$33.94
Total Value
$509.07K
Shares Held After
3,399,433
% of Holdings
0.4%
T-Mobile US, Inc. (TMUS)
Katz Michael J. โ Chief Bus. and Prod. Officer
Shares
5,000
Price
$195.81
Total Value
$979.05K
Shares Held After
181,930
% of Holdings
2.7%
Werewolf Therapeutics, Inc. (HOWL)
EVNIN LUKE โ Director
Shares
58,394
Price
$0.73
Total Value
$42.63K
Shares Held After
1,727,293
% of Holdings
3.3%
Ultragenyx Pharmaceutical Inc. (RARE)
Horn Howard โ Chief Financial Officer
Shares
4,683
Price
$24.90
Total Value
$116.61K
Shares Held After
110,342
% of Holdings
4.1%
T-Mobile US, Inc. (TMUS)
Almeida Andre โ Chief Broadband, Ent. & Emerg
Shares
5,097
Price
$196.18
Total Value
$1.00M
Shares Held After
44,850
% of Holdings
11.4%
ALLSTATE CORP (ALL)
Rizzo Mario โ Chief Operating Officer-AIC
Shares
18,578
Price
$218.80
Total Value
$4.06M
Shares Held After
82,227
% of Holdings
18.4%
Serve Robotics Inc. /DE/ (SERV)
Read Brian โ Chief Financial Officer
Shares
1,179
Price
$9.29
Total Value
$10.95K
Shares Held After
321,558
% of Holdings
0.4%
Morningstar, Inc. (MORN)
Mansueto Joseph D โ Director
Shares
104
Price
$174.21
Total Value
$18.12K
Shares Held After
8,136,242
% of Holdings
0.0%
Morningstar, Inc. (MORN)
Mansueto Joseph D โ Director
Shares
406
Price
$172.18
Total Value
$69.91K
Shares Held After
8,136,346
% of Holdings
0.0%
Morningstar, Inc. (MORN)
Mansueto Joseph D โ Director
Shares
4,698
Price
$171.19
Total Value
$804.23K
Shares Held After
8,136,752
% of Holdings
0.1%
CHEESECAKE FACTORY INC (CAKE)
OVERTON DAVID โ Director
Shares
104,000
Price
$61.02
Total Value
$6.35M
Shares Held After
3,079,779
% of Holdings
3.3%
Morningstar, Inc. (MORN)
Mansueto Joseph D โ Director
Shares
1,892
Price
$170.36
Total Value
$322.32K
Shares Held After
8,141,450
% of Holdings
0.0%
Morningstar, Inc. (MORN)
Mansueto Joseph D โ Director
Shares
150
Price
$168.84
Total Value
$25.33K
Shares Held After
8,143,342
% of Holdings
0.0%
TEVA PHARMACEUTICAL INDUSTRIES LTD (TEVA)
Sabag Mark โ See "Remarks"
Shares
144,180
Price
$34.99
Total Value
$5.05M
Shares Held After
80,760
% of Holdings
64.1%
FIRST COMMONWEALTH FINANCIAL CORP /PA/ (FCF)
Montgomery Norman J โ EVP/Business Integration
Shares
1,071
Price
$18.44
Total Value
$19.75K
Shares Held After
50,104
% of Holdings
2.1%
FIRST COMMONWEALTH FINANCIAL CORP /PA/ (FCF)
Montgomery Norman J โ EVP/Business Integration
Shares
237
Price
$18.44
Total Value
$4.37K
Shares Held After
51,175
% of Holdings
0.5%
FIRST COMMONWEALTH FINANCIAL CORP /PA/ (FCF)
Montgomery Norman J โ EVP/Business Integration
Shares
1,090
Price
$18.44
Total Value
$20.10K
Shares Held After
51,412
% of Holdings
2.1%
FIRST COMMONWEALTH FINANCIAL CORP /PA/ (FCF)
Montgomery Norman J โ EVP/Business Integration
Shares
133
Price
$18.44
Total Value
$2.45K
Shares Held After
52,502
% of Holdings
0.3%
FIRST COMMONWEALTH FINANCIAL CORP /PA/ (FCF)
Montgomery Norman J โ EVP/Business Integration
Shares
3,592
Price
$18.31
Total Value
$65.77K
Shares Held After
52,635
% of Holdings
6.4%
FIRST COMMONWEALTH FINANCIAL CORP /PA/ (FCF)
Montgomery Norman J โ EVP/Business Integration
Shares
6,841
Price
$18.38
Total Value
$125.72K
Shares Held After
56,227
% of Holdings
10.8%
Marvell Technology, Inc. (MRVL)
Koopmans Chris โ President and COO
Shares
10,000
Price
$162.76
Total Value
$1.63M
Shares Held After
209,592
% of Holdings
4.6%
HERSHEY CO (HSY)
Shares
749
Price
$186.53
Total Value
$139.71K
Shares Held After
1,726,119
% of Holdings
0.0%
HERSHEY CO (HSY)
Shares
76
Price
$185.49
Total Value
$14.10K
Shares Held After
1,726,868
% of Holdings
0.0%
HERSHEY CO (HSY)
Shares
1,104
Price
$184.38
Total Value
$203.55K
Shares Held After
1,726,944
% of Holdings
0.1%
HERSHEY CO (HSY)
Shares
1,692
Price
$183.40
Total Value
$310.32K
Shares Held After
1,728,048
% of Holdings
0.1%
HERSHEY CO (HSY)
Shares
4,266
Price
$182.43
Total Value
$778.23K
Shares Held After
1,729,740
% of Holdings
0.2%
HERSHEY CO (HSY)
Shares
1,691
Price
$181.68
Total Value
$307.22K
Shares Held After
1,734,006
% of Holdings
0.1%
HERSHEY CO (HSY)
Shares
422
Price
$180.59
Total Value
$76.21K
Shares Held After
1,735,697
% of Holdings
0.0%
MICROCHIP TECHNOLOGY INC (MCHP)
Sanghi Steve โ Director
Shares
76,469
Price
$93.58
Total Value
$7.16M
Shares Held After
9,385,834
% of Holdings
0.8%
SANMINA CORP (SANM)
Hedley David V III โ Director
Shares
500
Price
$219.52
Total Value
$109.76K
Shares Held After
7,376
% of Holdings
6.3%
Showing 5001โ5050 of 11686 transactions (page 101 of 234)