Insider Buy/Sell Ratio for May 2026
Ratio0.2:1
Daily Buy & Sell Volume
By Sector
Technology
Buys231
Sells3646
Buy $$4.67B
Sell $$6.23B
Ratio1:1.33
% Change vs. Prior
Ratio -84.3%Value -49.4%
Healthcare
Buys255
Sells1656
Buy $$211.74M
Sell $$6.30B
Ratio1:29.74
% Change vs. Prior
Ratio -66.6%Value +482.8%
Industrials
Buys200
Sells957
Buy $$259.18M
Sell $$2.58B
Ratio1:9.97
% Change vs. Prior
Ratio +1696.2%Value -26.4%
Financial Services
Buys580
Sells1224
Buy $$525.51M
Sell $$2.15B
Ratio1:4.09
% Change vs. Prior
Ratio +434.2%Value +133.7%
Consumer Cyclical
Buys171
Sells823
Buy $$65.13M
Sell $$2.04B
Ratio1:31.39
% Change vs. Prior
Ratio -98.5%Value +42.0%
Energy
Buys124
Sells240
Buy $$50.80M
Sell $$1.29B
Ratio1:25.33
% Change vs. Prior
Ratio -73.9%Value +205.9%
Communication Services
Buys66
Sells342
Buy $$122.11M
Sell $$923.44M
Ratio1:7.56
% Change vs. Prior
Ratio +714.2%Value +465.2%
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
Sells58
Buy $$1.73M
Sell $$1.06B
Ratio1:610.86
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 +169.8%Value +79.3%
Construction
Buys9
Sells29
Buy $$16.80M
Sell $$780.35M
Ratio1:46.45
Asset Management
Buys136
Sells100
Buy $$29.71M
Sell $$694.82M
Ratio1:23.38
Biotechnology
Buys117
Sells1083
Buy $$171.67M
Sell $$530.25M
Ratio1:3.09
% Change vs. Prior
Ratio +317.5%Value -24.6%
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
Sells123
Buy $$3.08M
Sell $$629.61M
Ratio1:204.10
Information Technology Services
Buys19
Sells125
Buy $$5.15M
Sell $$563.37M
Ratio1:109.32
Transactions (11629)
ARVINAS, INC. (ARVN)
Cacace Angela M โ Chief Scientific Officer
Shares
9,657
Price
$9.94
Total Value
$95.97K
Shares Held After
182,966
% of Holdings
5.0%
Viridian Therapeutics, Inc.\DE (VRDN)
Fairmount Funds Management LLC โ Director
Shares
1,176,470
Price
$17.00
Total Value
$20.00M
Shares Held After
5,090,928
% of Holdings
23.1%
INSIGHT ENTERPRISES INC (NSIT)
Morgado James A. โ Chief Financial Officer
Shares
2,290
Price
$87.25
Total Value
$199.81K
Shares Held After
17,246
% of Holdings
13.3%
Alignment Healthcare, Inc. (ALHC)
KAO JOHN E โ Director
Shares
17,107
Price
$17.54
Total Value
$299.97K
Shares Held After
1,508,641
% of Holdings
1.1%
Alignment Healthcare, Inc. (ALHC)
KAO JOHN E โ Director
Shares
280,893
Price
$16.85
Total Value
$4.73M
Shares Held After
1,525,748
% of Holdings
15.5%
ARVINAS, INC. (ARVN)
Loomis David K โ VP, Chief Accounting Officer
Shares
1,919
Price
$9.94
Total Value
$19.07K
Shares Held After
40,193
% of Holdings
4.6%
Datadog, Inc. (DDOG)
Agarwal Amit โ Director
Shares
100
Price
$202.69
Total Value
$20.27K
Shares Held After
1,640
% of Holdings
5.7%
Datadog, Inc. (DDOG)
Agarwal Amit โ Director
Shares
5,202
Price
$202.16
Total Value
$1.05M
Shares Held After
1,740
% of Holdings
74.9%
Datadog, Inc. (DDOG)
Agarwal Amit โ Director
Shares
2,269
Price
$201.01
Total Value
$456.09K
Shares Held After
6,942
% of Holdings
24.6%
Datadog, Inc. (DDOG)
Agarwal Amit โ Director
Shares
5,945
Price
$200.01
Total Value
$1.19M
Shares Held After
9,211
% of Holdings
39.2%
Datadog, Inc. (DDOG)
Agarwal Amit โ Director
Shares
3,308
Price
$199.05
Total Value
$658.45K
Shares Held After
15,156
% of Holdings
17.9%
Datadog, Inc. (DDOG)
Agarwal Amit โ Director
Shares
2,276
Price
$197.86
Total Value
$450.33K
Shares Held After
18,464
% of Holdings
11.0%
Datadog, Inc. (DDOG)
Agarwal Amit โ Director
Shares
500
Price
$197.09
Total Value
$98.55K
Shares Held After
20,740
% of Holdings
2.4%
Datadog, Inc. (DDOG)
Agarwal Amit โ Director
Shares
400
Price
$195.60
Total Value
$78.24K
Shares Held After
21,240
% of Holdings
1.8%
ARVINAS, INC. (ARVN)
Saik Andrew โ Chief Financial Officer
Shares
11,139
Price
$9.94
Total Value
$110.69K
Shares Held After
193,128
% of Holdings
5.5%
EMCOR Group, Inc. (EME)
Reid William P โ Director
Shares
2,000
Price
$925.78
Total Value
$1.85M
Shares Held After
10,149
% of Holdings
16.5%
IDEX CORP /DE/ (IEX)
ASHLEMAN ERIC D โ Director
Shares
4,915
Price
$215.81
Total Value
$1.06M
Shares Held After
66,658
% of Holdings
6.9%
IDEX CORP /DE/ (IEX)
ASHLEMAN ERIC D โ Director
Shares
10,470
Price
$214.95
Total Value
$2.25M
Shares Held After
71,573
% of Holdings
12.8%
AMKOR TECHNOLOGY, INC. (AMKR)
Tily Gil C. โ Director
Shares
15,000
Price
$77.30
Total Value
$1.16M
Shares Held After
108,806
% of Holdings
12.1%
Annexon, Inc. (ANNX)
Carson William H. โ Director
Shares
8,000
Price
$5.78
Total Value
$46.24K
Shares Held After
78,405
% of Holdings
10.2%
Ibotta, Inc. (IBTA)
Lehrman Thomas D โ Director
Shares
10,000
Price
$33.52
Total Value
$335.17K
Shares Held After
106,275
% of Holdings
8.6%
Datadog, Inc. (DDOG)
Pomel Olivier โ Director
Shares
2,550
Price
$202.58
Total Value
$516.57K
Shares Held After
835,679
% of Holdings
0.3%
Datadog, Inc. (DDOG)
Pomel Olivier โ Director
Shares
19,862
Price
$201.85
Total Value
$4.01M
Shares Held After
838,229
% of Holdings
2.3%
Datadog, Inc. (DDOG)
Pomel Olivier โ Director
Shares
19,674
Price
$200.74
Total Value
$3.95M
Shares Held After
858,091
% of Holdings
2.2%
Datadog, Inc. (DDOG)
Pomel Olivier โ Director
Shares
41,646
Price
$199.88
Total Value
$8.32M
Shares Held After
877,765
% of Holdings
4.5%
Datadog, Inc. (DDOG)
Pomel Olivier โ Director
Shares
23,393
Price
$198.97
Total Value
$4.65M
Shares Held After
919,411
% of Holdings
2.5%
Datadog, Inc. (DDOG)
Pomel Olivier โ Director
Shares
14,804
Price
$197.88
Total Value
$2.93M
Shares Held After
942,804
% of Holdings
1.5%
Datadog, Inc. (DDOG)
Pomel Olivier โ Director
Shares
3,812
Price
$197.05
Total Value
$751.17K
Shares Held After
957,608
% of Holdings
0.4%
Datadog, Inc. (DDOG)
Pomel Olivier โ Director
Shares
1,400
Price
$195.63
Total Value
$273.89K
Shares Held After
961,420
% of Holdings
0.1%
IRADIMED CORP (IRMD)
Susi Roger E. โ Director
Shares
315
Price
$85.90
Total Value
$27.06K
Shares Held After
2,184,411
% of Holdings
0.0%
IRADIMED CORP (IRMD)
Susi Roger E. โ Director
Shares
1,001
Price
$84.94
Total Value
$85.02K
Shares Held After
2,184,726
% of Holdings
0.0%
IRADIMED CORP (IRMD)
Susi Roger E. โ Director
Shares
1,773
Price
$84.08
Total Value
$149.07K
Shares Held After
2,185,727
% of Holdings
0.1%
LIQUIDITY SERVICES INC (LQDT)
Mateus-Tique Jaime โ Director
Shares
6,913
Price
$34.52
Total Value
$238.64K
Shares Held After
10,981
% of Holdings
38.6%
COHERENT CORP. (COHR)
Xia Howard H. โ Director
Shares
500
Price
$368.00
Total Value
$184.00K
Shares Held After
50,298
% of Holdings
1.0%
COHERENT CORP. (COHR)
Xia Howard H. โ Director
Shares
500
Price
$358.00
Total Value
$179.00K
Shares Held After
50,798
% of Holdings
1.0%
COHERENT CORP. (COHR)
Xia Howard H. โ Director
Shares
500
Price
$348.00
Total Value
$174.00K
Shares Held After
51,298
% of Holdings
1.0%
COHERENT CORP. (COHR)
Xia Howard H. โ Director
Shares
500
Price
$344.00
Total Value
$172.00K
Shares Held After
51,798
% of Holdings
1.0%
Proto Labs Inc (PRLB)
Kenison Michael R. โ Chief Operations Officer
Shares
7,433
Price
$70.26
Total Value
$522.25K
Shares Held After
27,186
% of Holdings
21.5%
EVERSPIN TECHNOLOGIES INC. (MRAM)
Billerbeck Darin G โ Director
Shares
30,000
Price
$37.16
Total Value
$1.11M
Shares Held After
124,073
% of Holdings
19.5%
Everpure, Inc. (P)
Colgrove John โ Director
Shares
765
Price
$93.42
Total Value
$71.47K
Shares Held After
2,665,000
% of Holdings
0.0%
Everpure, Inc. (P)
Colgrove John โ Director
Shares
1,427
Price
$92.19
Total Value
$131.56K
Shares Held After
2,665,765
% of Holdings
0.1%
Everpure, Inc. (P)
Colgrove John โ Director
Shares
2,053
Price
$91.34
Total Value
$187.52K
Shares Held After
2,667,192
% of Holdings
0.1%
Everpure, Inc. (P)
Colgrove John โ Director
Shares
1,601
Price
$90.11
Total Value
$144.27K
Shares Held After
2,669,245
% of Holdings
0.1%
Everpure, Inc. (P)
Colgrove John โ Director
Shares
4,339
Price
$89.12
Total Value
$386.69K
Shares Held After
2,670,846
% of Holdings
0.2%
Everpure, Inc. (P)
Colgrove John โ Director
Shares
8,108
Price
$88.29
Total Value
$715.86K
Shares Held After
2,675,185
% of Holdings
0.3%
Everpure, Inc. (P)
Colgrove John โ Director
Shares
22,322
Price
$87.19
Total Value
$1.95M
Shares Held After
2,683,293
% of Holdings
0.8%
Everpure, Inc. (P)
Colgrove John โ Director
Shares
7,685
Price
$86.46
Total Value
$664.45K
Shares Held After
2,705,615
% of Holdings
0.3%
Everpure, Inc. (P)
Colgrove John โ Director
Shares
400
Price
$84.80
Total Value
$33.92K
Shares Held After
2,713,300
% of Holdings
0.0%
Everpure, Inc. (P)
Colgrove John โ Director
Shares
1,300
Price
$83.84
Total Value
$108.99K
Shares Held After
2,713,700
% of Holdings
0.0%
Everpure, Inc. (P)
Colgrove John โ Director
Shares
765
Price
$93.42
Total Value
$71.47K
Shares Held After
2,665,000
% of Holdings
0.0%
Showing 1301โ1350 of 11629 transactions (page 27 of 233)