Insider Buy/Sell Ratio for September 2026
Ratio0.2:1
Daily Buy & Sell Volume
By Sector
Technology
Buys184
Sells3239
Buy $$95.06M
Sell $$5.39B
Ratio1:56.75
% Change vs. Prior
Ratio +10.2%Value +24.5%
Energy
Buys85
Sells140
Buy $$48.22M
Sell $$4.05B
Ratio1:83.99
% Change vs. Prior
Ratio -78.4%Value +208.6%
Healthcare
Buys268
Sells1585
Buy $$216.58M
Sell $$1.66B
Ratio1:7.66
% Change vs. Prior
Ratio +235.5%Value -43.6%
Financial Services
Buys371
Sells769
Buy $$280.86M
Sell $$1.05B
Ratio1:3.75
% Change vs. Prior
Ratio +360.6%Value -42.6%
Industrials
Buys214
Sells540
Buy $$626.51M
Sell $$403.84M
Ratio1.55:1
% Change vs. Prior
Ratio +177.7%Value -56.4%
Consumer Cyclical
Buys217
Sells514
Buy $$663.14M
Sell $$281.67M
Ratio2.35:1
% Change vs. Prior
Ratio +19596.4%Value -80.9%
Communication Services
Buys60
Sells308
Buy $$91.87M
Sell $$268.19M
Ratio1:2.92
% Change vs. Prior
Ratio +363.0%Value -40.3%
Real Estate
Buys83
Sells67
Buy $$15.48M
Sell $$164.76M
Ratio1:10.64
% Change vs. Prior
Ratio -77.0%Value +48.3%
Consumer Defensive
Buys63
Sells153
Buy $$15.81M
Sell $$118.59M
Ratio1:7.50
% Change vs. Prior
Ratio +739.0%Value -89.2%
Basic Materials
Buys65
Sells59
Buy $$13.72M
Sell $$51.39M
Ratio1:3.75
% Change vs. Prior
Ratio +121.1%Value -76.3%
Utilities
Buys58
Sells37
Buy $$15.11M
Sell $$19.81M
Ratio1:1.31
% Change vs. Prior
Ratio -10.5%Value -18.5%
By Industry
Oil & Gas Exploration & Production
Buys48
Sells27
Buy $$4.03M
Sell $$3.78B
Ratio1:937.31
Computer Hardware
Buys2
Sells1172
Buy $$9.90K
Sell $$1.46B
Ratio1:147087.65
% Change vs. Prior
Ratio +inf%Value +93.4%
Semiconductors
Buys35
Sells306
Buy $$468.61K
Sell $$1.37B
Ratio1:2926.79
% Change vs. Prior
Ratio -98.2%Value +127.9%
Software - Application
Buys85
Sells615
Buy $$80.39M
Sell $$858.72M
Ratio1:10.68
% Change vs. Prior
Ratio +71.5%Value +36.7%
Software - Infrastructure
Buys29
Sells832
Buy $$4.58M
Sell $$866.25M
Ratio1:189.07
% Change vs. Prior
Ratio -43.3%Value -38.3%
Biotechnology
Buys205
Sells985
Buy $$196.44M
Sell $$645.00M
Ratio1:3.28
% Change vs. Prior
Ratio +177.7%Value -17.4%
Information Technology Services
Buys27
Sells56
Buy $$9.20M
Sell $$612.45M
Ratio1:66.60
Waste Management
Buys29
Sells2
Buy $$572.71M
Sell $$404.95K
Ratio1414.26:1
% Change vs. Prior
Ratio +503.6%Value -30.1%
Banks - Regional
Buys117
Sells270
Buy $$39.45M
Sell $$396.11M
Ratio1:10.04
% Change vs. Prior
Ratio +104.0%Value -58.5%
Medical - Care Facilities
Buys1
Sells19
Buy $$416.33
Sell $$427.12M
Ratio1:1025910.46
% Change vs. Prior
Ratio -99.8%Value -45.2%
Residential Construction
Buys32
Sells2
Buy $$402.80M
Sell $$366.24K
Ratio1099.83:1
Medical - Diagnostics & Research
Buys2
Sells204
Buy $$7.82K
Sell $$342.25M
Ratio1:43771.11
% Change vs. Prior
Ratio -99.5%Value -50.8%
Asset Management
Buys141
Sells87
Buy $$194.63M
Sell $$86.76M
Ratio2.24:1
% Change vs. Prior
Ratio +8813.1%Value -54.6%
Specialty Retail
Buys36
Sells268
Buy $$65.53M
Sell $$166.54M
Ratio1:2.54
% Change vs. Prior
Ratio +1292.9%Value -80.2%
Auto - Dealerships
Buys113
Sells11
Buy $$188.32M
Sell $$10.18M
Ratio18.51:1
Transactions (7529)
Lumentum Holdings Inc. (LITE)
Wupen Yuen โ PRESIDENT, GLOBAL BUS. UNITS
Shares
500
Price
$948.50
Total Value
$474.25K
Shares Held After
108,627
% of Holdings
0.5%
Cerebras Systems Inc. (CBRS)
Patel Yagnesh โ Chief Accounting Officer
Shares
1,320
Price
$204.50
Total Value
$269.94K
Shares Held After
15,356
% of Holdings
7.9%
TRUPANION, INC. (TRUP)
GALLAGHER JOHN R โ Chief Operating Officer
Shares
431
Price
$22.92
Total Value
$9.88K
Shares Held After
33,311
% of Holdings
1.3%
Meta Platforms, Inc. (META)
Olivan Javier โ Chief Operating Officer
Shares
408
Price
$748.91
Total Value
$305.56K
Shares Held After
77,029
% of Holdings
0.5%
Meta Platforms, Inc. (META)
Olivan Javier โ Chief Operating Officer
Shares
82
Price
$748.91
Total Value
$61.41K
Shares Held After
5,916
% of Holdings
1.4%
Meta Platforms, Inc. (META)
Olivan Javier โ Chief Operating Officer
Shares
57
Price
$748.91
Total Value
$42.69K
Shares Held After
1,118
% of Holdings
4.9%
Meta Platforms, Inc. (META)
Olivan Javier โ Chief Operating Officer
Shares
82
Price
$748.91
Total Value
$61.41K
Shares Held After
5,916
% of Holdings
1.4%
Meta Platforms, Inc. (META)
Olivan Javier โ Chief Operating Officer
Shares
946
Price
$750.42
Total Value
$709.90K
Shares Held After
8,824
% of Holdings
9.7%
ALPHA PRO TECH LTD (APT)
MONTGOMERY CHARLES D โ Director
Shares
21,943
Price
$5.04
Total Value
$110.59K
Shares Held After
25,281
% of Holdings
46.5%
BeOne Medicines Ltd. (ONC)
Wang Xiaodong โ Director
Shares
738
Price
$367.23
Total Value
$271.01K
Shares Held After
0
% of Holdings
100.0%
BeOne Medicines Ltd. (ONC)
Wang Xiaodong โ Director
Shares
14,525
Price
$366.58
Total Value
$5.32M
Shares Held After
738
% of Holdings
95.2%
BeOne Medicines Ltd. (ONC)
Wang Xiaodong โ Director
Shares
2,047
Price
$365.85
Total Value
$748.89K
Shares Held After
15,263
% of Holdings
11.8%
BeOne Medicines Ltd. (ONC)
Wang Xiaodong โ Director
Shares
3,419
Price
$364.07
Total Value
$1.24M
Shares Held After
17,310
% of Holdings
16.5%
BeOne Medicines Ltd. (ONC)
Wang Xiaodong โ Director
Shares
3,499
Price
$363.10
Total Value
$1.27M
Shares Held After
20,729
% of Holdings
14.4%
BeOne Medicines Ltd. (ONC)
Wang Xiaodong โ Director
Shares
4,239
Price
$362.17
Total Value
$1.54M
Shares Held After
24,228
% of Holdings
14.9%
BeOne Medicines Ltd. (ONC)
Wang Xiaodong โ Director
Shares
2,241
Price
$361.05
Total Value
$809.12K
Shares Held After
28,467
% of Holdings
7.3%
BeOne Medicines Ltd. (ONC)
Wang Xiaodong โ Director
Shares
40
Price
$359.16
Total Value
$14.37K
Shares Held After
30,708
% of Holdings
0.1%
BeOne Medicines Ltd. (ONC)
Wang Xiaodong โ Director
Shares
120
Price
$358.71
Total Value
$43.04K
Shares Held After
30,748
% of Holdings
0.4%
ALPHA PRO TECH LTD (APT)
Millar Donna โ Director
Shares
6,971
Price
$5.04
Total Value
$35.13K
Shares Held After
1,284,603
% of Holdings
0.5%
BeOne Medicines Ltd. (ONC)
Wang Xiaodong โ Director
Shares
160
Price
$356.97
Total Value
$57.11K
Shares Held After
30,868
% of Holdings
0.5%
Bumble Inc. (BMBL)
BTOA - NQ L.L.C. โ 10% Owner
Shares
3,254
Price
$2.94
Total Value
$9.56K
Shares Held After
16,120
% of Holdings
16.8%
Bumble Inc. (BMBL)
BTOA - NQ L.L.C. โ 10% Owner
Shares
14,902
Price
$2.94
Total Value
$43.78K
Shares Held After
73,820
% of Holdings
16.8%
Bumble Inc. (BMBL)
BTOA - NQ L.L.C. โ 10% Owner
Shares
1,652,209
Price
$2.94
Total Value
$4.85M
Shares Held After
8,184,673
% of Holdings
16.8%
Bumble Inc. (BMBL)
BTOA - NQ L.L.C. โ 10% Owner
Shares
544,646
Price
$2.94
Total Value
$1.60M
Shares Held After
2,698,060
% of Holdings
16.8%
HERSHEY CO (HSY)
Shares
1,160
Price
$166.39
Total Value
$193.01K
Shares Held After
706,119
% of Holdings
0.2%
Bumble Inc. (BMBL)
BTOA - NQ L.L.C. โ 10% Owner
Shares
204,109
Price
$2.94
Total Value
$599.69K
Shares Held After
1,011,108
% of Holdings
16.8%
HERSHEY CO (HSY)
Shares
4,689
Price
$165.34
Total Value
$775.26K
Shares Held After
707,279
% of Holdings
0.7%
Bumble Inc. (BMBL)
BTOA - NQ L.L.C. โ 10% Owner
Shares
1,257,280
Price
$2.94
Total Value
$3.69M
Shares Held After
6,228,285
% of Holdings
16.8%
HERSHEY CO (HSY)
Shares
4,151
Price
$164.49
Total Value
$682.81K
Shares Held After
711,968
% of Holdings
0.6%
Bumble Inc. (BMBL)
BTOA - NQ L.L.C. โ 10% Owner
Shares
91,376
Price
$2.94
Total Value
$268.47K
Shares Held After
452,654
% of Holdings
16.8%
Bumble Inc. (BMBL)
Blackstone Holdings III GP Management L.L.C. โ 10% Owner
Shares
3,254
Price
$2.94
Total Value
$9.56K
Shares Held After
16,120
% of Holdings
16.8%
Bumble Inc. (BMBL)
Blackstone Holdings III GP Management L.L.C. โ 10% Owner
Shares
14,902
Price
$2.94
Total Value
$43.78K
Shares Held After
73,820
% of Holdings
16.8%
Bumble Inc. (BMBL)
Blackstone Holdings III GP Management L.L.C. โ 10% Owner
Shares
1,652,209
Price
$2.94
Total Value
$4.85M
Shares Held After
8,184,673
% of Holdings
16.8%
Bumble Inc. (BMBL)
Blackstone Holdings III GP Management L.L.C. โ 10% Owner
Shares
544,646
Price
$2.94
Total Value
$1.60M
Shares Held After
2,698,060
% of Holdings
16.8%
Bumble Inc. (BMBL)
Blackstone Holdings III GP Management L.L.C. โ 10% Owner
Shares
204,109
Price
$2.94
Total Value
$599.69K
Shares Held After
1,011,108
% of Holdings
16.8%
Bumble Inc. (BMBL)
Blackstone Holdings III GP Management L.L.C. โ 10% Owner
Shares
1,257,280
Price
$2.94
Total Value
$3.69M
Shares Held After
6,228,285
% of Holdings
16.8%
Bumble Inc. (BMBL)
Blackstone Holdings III GP Management L.L.C. โ 10% Owner
Shares
91,376
Price
$2.94
Total Value
$268.47K
Shares Held After
452,654
% of Holdings
16.8%
Bumble Inc. (BMBL)
BX Buzz ML-1 GP LLC โ 10% Owner
Shares
3,254
Price
$2.94
Total Value
$9.56K
Shares Held After
16,120
% of Holdings
16.8%
Bumble Inc. (BMBL)
BX Buzz ML-1 GP LLC โ 10% Owner
Shares
14,902
Price
$2.94
Total Value
$43.78K
Shares Held After
73,820
% of Holdings
16.8%
Bumble Inc. (BMBL)
BX Buzz ML-1 GP LLC โ 10% Owner
Shares
1,652,209
Price
$2.94
Total Value
$4.85M
Shares Held After
8,184,673
% of Holdings
16.8%
Bumble Inc. (BMBL)
BX Buzz ML-1 GP LLC โ 10% Owner
Shares
544,646
Price
$2.94
Total Value
$1.60M
Shares Held After
2,698,060
% of Holdings
16.8%
Bumble Inc. (BMBL)
BX Buzz ML-1 GP LLC โ 10% Owner
Shares
204,109
Price
$2.94
Total Value
$599.69K
Shares Held After
1,011,108
% of Holdings
16.8%
Bumble Inc. (BMBL)
BX Buzz ML-1 GP LLC โ 10% Owner
Shares
1,257,280
Price
$2.94
Total Value
$3.69M
Shares Held After
6,228,285
% of Holdings
16.8%
Bumble Inc. (BMBL)
BX Buzz ML-1 GP LLC โ 10% Owner
Shares
91,376
Price
$2.94
Total Value
$268.47K
Shares Held After
452,654
% of Holdings
16.8%
MONOLITHIC POWER SYSTEMS, INC. (MPWR)
Hsing Michael โ Director
Shares
130
Price
$1,356.94
Total Value
$176.40K
Shares Held After
818,264
% of Holdings
0.0%
MONOLITHIC POWER SYSTEMS, INC. (MPWR)
Hsing Michael โ Director
Shares
10,967
Price
$1,351.43
Total Value
$14.82M
Shares Held After
818,394
% of Holdings
1.3%
MONOLITHIC POWER SYSTEMS, INC. (MPWR)
Hsing Michael โ Director
Shares
6,343
Price
$1,347.15
Total Value
$8.54M
Shares Held After
829,361
% of Holdings
0.8%
MONOLITHIC POWER SYSTEMS, INC. (MPWR)
Hsing Michael โ Director
Shares
5,783
Price
$1,343.76
Total Value
$7.77M
Shares Held After
835,704
% of Holdings
0.7%
MONOLITHIC POWER SYSTEMS, INC. (MPWR)
Hsing Michael โ Director
Shares
2,949
Price
$1,338.66
Total Value
$3.95M
Shares Held After
841,487
% of Holdings
0.3%
MONOLITHIC POWER SYSTEMS, INC. (MPWR)
Hsing Michael โ Director
Shares
1,111
Price
$1,333.34
Total Value
$1.48M
Shares Held After
844,436
% of Holdings
0.1%
7529 transactions