Insider Buy/Sell Ratio for August 2026
Ratio0.2:1
Daily Buy & Sell Volume
By Sector
Consumer Cyclical
Buys68
Sells673
Buy $$26.33M
Sell $$3.73B
Ratio1:141.78
% Change vs. Prior
Ratio +114.1%Value +171.1%
Technology
Buys111
Sells2870
Buy $$50.98M
Sell $$3.45B
Ratio1:67.66
% Change vs. Prior
Ratio -71.0%Value +47.9%
Healthcare
Buys149
Sells1413
Buy $$103.41M
Sell $$2.01B
Ratio1:19.43
% Change vs. Prior
Ratio +68.1%Value +26.5%
Financial Services
Buys295
Sells1087
Buy $$32.00M
Sell $$1.73B
Ratio1:53.91
% Change vs. Prior
Ratio -96.5%Value +42.8%
Industrials
Buys152
Sells715
Buy $$373.04M
Sell $$999.63M
Ratio1:2.68
% Change vs. Prior
Ratio +1344.8%Value +74.3%
Energy
Buys66
Sells275
Buy $$48.47M
Sell $$1.20B
Ratio1:24.72
% Change vs. Prior
Ratio +184.8%Value +682.9%
Consumer Defensive
Buys45
Sells167
Buy $$12.54M
Sell $$1.13B
Ratio1:90.34
% Change vs. Prior
Ratio -95.5%Value +502.4%
Communication Services
Buys53
Sells315
Buy $$35.32M
Sell $$439.42M
Ratio1:12.44
% Change vs. Prior
Ratio +12428.3%Value +202.5%
Basic Materials
Buys58
Sells91
Buy $$6.36M
Sell $$104.30M
Ratio1:16.39
% Change vs. Prior
Ratio -93.5%Value +645.0%
Real Estate
Buys97
Sells89
Buy $$23.48M
Sell $$66.97M
Ratio1:2.85
% Change vs. Prior
Ratio +2664.7%Value +278.2%
Utilities
Buys24
Sells55
Buy $$13.67M
Sell $$12.38M
Ratio1.10:1
% Change vs. Prior
Ratio +462.4%Value -28.6%
By Industry
Apparel - Footwear & Accessories
Buys0
Sells29
Buy $$0.00
Sell $$1.11B
RatioAll Sells
Software - Infrastructure
Buys19
Sells973
Buy $$2.58M
Sell $$1.09B
Ratio1:422.60
% Change vs. Prior
Ratio +153.1%Value +119.1%
Specialty Retail
Buys11
Sells275
Buy $$2.58M
Sell $$1.08B
Ratio1:420.01
% Change vs. Prior
Ratio -44.8%Value +416.8%
Beverages - Non-Alcoholic
Buys2
Sells6
Buy $$2.00M
Sell $$1.01B
Ratio1:502.76
Biotechnology
Buys71
Sells701
Buy $$83.19M
Sell $$651.00M
Ratio1:7.83
% Change vs. Prior
Ratio +288.5%Value -44.2%
Banks - Regional
Buys119
Sells451
Buy $$6.61M
Sell $$722.34M
Ratio1:109.22
Leisure
Buys3
Sells41
Buy $$746.99K
Sell $$671.70M
Ratio1:899.20
Computer Hardware
Buys0
Sells357
Buy $$0.00
Sell $$626.48M
RatioAll Sells
% Change vs. Prior
Ratio NaN%Value +22.7%
Asset Management
Buys64
Sells54
Buy $$14.13M
Sell $$585.58M
Ratio1:41.44
% Change vs. Prior
Ratio -96.7%Value +237.8%
Information Technology Services
Buys3
Sells73
Buy $$2.19M
Sell $$549.26M
Ratio1:250.69
Software - Application
Buys40
Sells811
Buy $$34.24M
Sell $$506.75M
Ratio1:14.80
% Change vs. Prior
Ratio -55.7%Value -21.0%
Medical - Diagnostics & Research
Buys7
Sells305
Buy $$2.09M
Sell $$522.99M
Ratio1:250.67
Oil & Gas Equipment & Services
Buys5
Sells65
Buy $$4.52M
Sell $$514.64M
Ratio1:113.90
Semiconductors
Buys38
Sells344
Buy $$10.73M
Sell $$364.26M
Ratio1:33.94
% Change vs. Prior
Ratio +1057.9%Value +10.1%
Waste Management
Buys32
Sells8
Buy $$347.32M
Sell $$3.38M
Ratio102.78:1
Transactions (9208)
Tempus AI, Inc. (TEM)
Bartolucci Ryan M — Chief Accounting Officer
Shares
6,175
Price
$49.61
Total Value
$306.34K
Shares Held After
67,866
% of Holdings
8.3%
Tempus AI, Inc. (TEM)
Rogers James William — Chief Financial Officer
Shares
22,529
Price
$49.61
Total Value
$1.12M
Shares Held After
132,337
% of Holdings
14.5%
Ceribell, Inc. (CBLL)
Blumberg Scott — Chief Financial Officer
Shares
990
Price
$25.00
Total Value
$24.75K
Shares Held After
148,121
% of Holdings
0.7%
Tempus AI, Inc. (TEM)
Polovin Andrew — EVP, Chief Legal Officer
Shares
22,148
Price
$49.61
Total Value
$1.10M
Shares Held After
146,067
% of Holdings
13.2%
Tempus AI, Inc. (TEM)
LEFKOFSKY ERIC P — Director
Shares
132,591
Price
$49.61
Total Value
$6.58M
Shares Held After
2,098,130
% of Holdings
5.9%
Tempus AI, Inc. (TEM)
Fukushima Ryan — CEO, Data
Shares
41,095
Price
$49.61
Total Value
$2.04M
Shares Held After
562,463
% of Holdings
6.8%
Tempus AI, Inc. (TEM)
Schoenherr Thomas Edward — CEO, Diagnostics
Shares
9,232
Price
$49.61
Total Value
$458.00K
Shares Held After
97,797
% of Holdings
8.6%
Cerebras Systems Inc. (CBRS)
Lie Sean — Chief Technology Officer
Shares
771
Price
$240.01
Total Value
$185.05K
Shares Held After
595,449
% of Holdings
0.1%
Cerebras Systems Inc. (CBRS)
Lie Sean — Chief Technology Officer
Shares
9
Price
$238.78
Total Value
$2.15K
Shares Held After
596,220
% of Holdings
0.0%
Cerebras Systems Inc. (CBRS)
Lie Sean — Chief Technology Officer
Shares
11
Price
$237.23
Total Value
$2.61K
Shares Held After
596,229
% of Holdings
0.0%
Cerebras Systems Inc. (CBRS)
Lie Sean — Chief Technology Officer
Shares
203
Price
$236.43
Total Value
$48.00K
Shares Held After
596,240
% of Holdings
0.0%
Cerebras Systems Inc. (CBRS)
Lie Sean — Chief Technology Officer
Shares
301
Price
$235.50
Total Value
$70.89K
Shares Held After
596,443
% of Holdings
0.1%
Cerebras Systems Inc. (CBRS)
Lie Sean — Chief Technology Officer
Shares
590
Price
$234.47
Total Value
$138.34K
Shares Held After
596,744
% of Holdings
0.1%
Cerebras Systems Inc. (CBRS)
Lie Sean — Chief Technology Officer
Shares
224
Price
$233.31
Total Value
$52.26K
Shares Held After
597,334
% of Holdings
0.0%
Cerebras Systems Inc. (CBRS)
Lie Sean — Chief Technology Officer
Shares
277
Price
$232.62
Total Value
$64.44K
Shares Held After
597,558
% of Holdings
0.0%
Cerebras Systems Inc. (CBRS)
Lie Sean — Chief Technology Officer
Shares
243
Price
$231.57
Total Value
$56.27K
Shares Held After
597,835
% of Holdings
0.0%
Cerebras Systems Inc. (CBRS)
Lie Sean — Chief Technology Officer
Shares
47
Price
$230.67
Total Value
$10.84K
Shares Held After
598,078
% of Holdings
0.0%
Cerebras Systems Inc. (CBRS)
Lie Sean — Chief Technology Officer
Shares
147
Price
$229.46
Total Value
$33.73K
Shares Held After
598,125
% of Holdings
0.0%
Cerebras Systems Inc. (CBRS)
Lie Sean — Chief Technology Officer
Shares
95
Price
$228.53
Total Value
$21.71K
Shares Held After
598,272
% of Holdings
0.0%
Cerebras Systems Inc. (CBRS)
Lie Sean — Chief Technology Officer
Shares
347
Price
$227.37
Total Value
$78.90K
Shares Held After
598,367
% of Holdings
0.1%
Cerebras Systems Inc. (CBRS)
Lie Sean — Chief Technology Officer
Shares
457
Price
$226.46
Total Value
$103.49K
Shares Held After
598,714
% of Holdings
0.1%
Cerebras Systems Inc. (CBRS)
Lie Sean — Chief Technology Officer
Shares
335
Price
$225.51
Total Value
$75.55K
Shares Held After
599,171
% of Holdings
0.1%
Cerebras Systems Inc. (CBRS)
Lie Sean — Chief Technology Officer
Shares
202
Price
$224.52
Total Value
$45.35K
Shares Held After
599,506
% of Holdings
0.0%
Cerebras Systems Inc. (CBRS)
Lie Sean — Chief Technology Officer
Shares
492
Price
$223.54
Total Value
$109.98K
Shares Held After
599,708
% of Holdings
0.1%
Cerebras Systems Inc. (CBRS)
Lie Sean — Chief Technology Officer
Shares
1,599
Price
$222.42
Total Value
$355.65K
Shares Held After
600,200
% of Holdings
0.3%
Cerebras Systems Inc. (CBRS)
Lie Sean — Chief Technology Officer
Shares
3,409
Price
$221.47
Total Value
$754.99K
Shares Held After
601,799
% of Holdings
0.6%
Cerebras Systems Inc. (CBRS)
Lie Sean — Chief Technology Officer
Shares
3,723
Price
$220.43
Total Value
$820.66K
Shares Held After
605,208
% of Holdings
0.6%
Cerebras Systems Inc. (CBRS)
Lie Sean — Chief Technology Officer
Shares
1,894
Price
$219.58
Total Value
$415.88K
Shares Held After
608,931
% of Holdings
0.3%
Cerebras Systems Inc. (CBRS)
Lie Sean — Chief Technology Officer
Shares
1,670
Price
$218.54
Total Value
$364.96K
Shares Held After
610,825
% of Holdings
0.3%
Cerebras Systems Inc. (CBRS)
Lie Sean — Chief Technology Officer
Shares
1,344
Price
$217.58
Total Value
$292.43K
Shares Held After
612,495
% of Holdings
0.2%
Cerebras Systems Inc. (CBRS)
Lie Sean — Chief Technology Officer
Shares
1,807
Price
$216.40
Total Value
$391.03K
Shares Held After
613,839
% of Holdings
0.3%
Cerebras Systems Inc. (CBRS)
Lie Sean — Chief Technology Officer
Shares
1,059
Price
$215.67
Total Value
$228.39K
Shares Held After
615,646
% of Holdings
0.2%
Cerebras Systems Inc. (CBRS)
Lie Sean — Chief Technology Officer
Shares
1
Price
$214.85
Total Value
$214.85
Shares Held After
616,705
% of Holdings
0.0%
Delek US Holdings, Inc. (DK)
Spiegel Reuven — EVP, Special Projects
Shares
10,000
Price
$68.21
Total Value
$682.10K
Shares Held After
36,435
% of Holdings
21.5%
Cerebras Systems Inc. (CBRS)
Mallick Dhiraj — Chief Operating Officer
Shares
1,417
Price
$240.01
Total Value
$340.09K
Shares Held After
120,000
% of Holdings
1.2%
Cerebras Systems Inc. (CBRS)
Mallick Dhiraj — Chief Operating Officer
Shares
17
Price
$238.78
Total Value
$4.06K
Shares Held After
121,417
% of Holdings
0.0%
Cerebras Systems Inc. (CBRS)
Mallick Dhiraj — Chief Operating Officer
Shares
21
Price
$237.23
Total Value
$4.98K
Shares Held After
121,434
% of Holdings
0.0%
Cerebras Systems Inc. (CBRS)
Mallick Dhiraj — Chief Operating Officer
Shares
371
Price
$236.43
Total Value
$87.72K
Shares Held After
121,455
% of Holdings
0.3%
Cerebras Systems Inc. (CBRS)
Mallick Dhiraj — Chief Operating Officer
Shares
550
Price
$235.50
Total Value
$129.53K
Shares Held After
121,826
% of Holdings
0.4%
Cerebras Systems Inc. (CBRS)
Mallick Dhiraj — Chief Operating Officer
Shares
1,078
Price
$234.47
Total Value
$252.76K
Shares Held After
122,376
% of Holdings
0.9%
Cerebras Systems Inc. (CBRS)
Mallick Dhiraj — Chief Operating Officer
Shares
410
Price
$233.31
Total Value
$95.66K
Shares Held After
123,454
% of Holdings
0.3%
Cerebras Systems Inc. (CBRS)
Mallick Dhiraj — Chief Operating Officer
Shares
506
Price
$232.62
Total Value
$117.71K
Shares Held After
123,864
% of Holdings
0.4%
Cerebras Systems Inc. (CBRS)
Mallick Dhiraj — Chief Operating Officer
Shares
444
Price
$231.57
Total Value
$102.82K
Shares Held After
124,370
% of Holdings
0.4%
Cerebras Systems Inc. (CBRS)
Mallick Dhiraj — Chief Operating Officer
Shares
86
Price
$230.67
Total Value
$19.84K
Shares Held After
124,814
% of Holdings
0.1%
Cerebras Systems Inc. (CBRS)
Mallick Dhiraj — Chief Operating Officer
Shares
268
Price
$229.46
Total Value
$61.50K
Shares Held After
124,900
% of Holdings
0.2%
Cerebras Systems Inc. (CBRS)
Mallick Dhiraj — Chief Operating Officer
Shares
173
Price
$228.53
Total Value
$39.54K
Shares Held After
125,168
% of Holdings
0.1%
Cerebras Systems Inc. (CBRS)
Mallick Dhiraj — Chief Operating Officer
Shares
635
Price
$227.37
Total Value
$144.38K
Shares Held After
125,341
% of Holdings
0.5%
Cerebras Systems Inc. (CBRS)
Mallick Dhiraj — Chief Operating Officer
Shares
837
Price
$226.46
Total Value
$189.55K
Shares Held After
125,976
% of Holdings
0.7%
Cerebras Systems Inc. (CBRS)
Mallick Dhiraj — Chief Operating Officer
Shares
613
Price
$225.51
Total Value
$138.24K
Shares Held After
126,813
% of Holdings
0.5%
Cerebras Systems Inc. (CBRS)
Mallick Dhiraj — Chief Operating Officer
Shares
369
Price
$224.52
Total Value
$82.85K
Shares Held After
127,426
% of Holdings
0.3%
Showing 101–150 of 9208 transactions (page 3 of 185)