Insider Buy/Sell Ratio for May 2026
Ratio0.2:1
Daily Buy & Sell Volume
By Sector
Technology
Buys208
Sells2882
Buy $$209.30M
Sell $$5.08B
Ratio1:24.28
% Change vs. Prior
Ratio -99.1%Value -75.4%
Healthcare
Buys196
Sells1397
Buy $$148.84M
Sell $$2.42B
Ratio1:16.25
% Change vs. Prior
Ratio -38.9%Value +129.9%
Financial Services
Buys459
Sells1040
Buy $$481.08M
Sell $$1.67B
Ratio1:3.47
% Change vs. Prior
Ratio +529.3%Value +88.0%
Industrials
Buys173
Sells805
Buy $$257.26M
Sell $$1.88B
Ratio1:7.31
% Change vs. Prior
Ratio +2349.7%Value -44.7%
Consumer Cyclical
Buys149
Sells650
Buy $$49.82M
Sell $$1.59B
Ratio1:31.96
% Change vs. Prior
Ratio -98.5%Value +10.5%
Energy
Buys98
Sells223
Buy $$47.15M
Sell $$1.24B
Ratio1:26.37
% Change vs. Prior
Ratio -75.0%Value +195.2%
Utilities
Buys34
Sells145
Buy $$48.81M
Sell $$696.65M
Ratio1:14.27
% Change vs. Prior
Ratio +596.1%Value +22.9%
Communication Services
Buys53
Sells254
Buy $$120.20M
Sell $$586.19M
Ratio1:4.88
% Change vs. Prior
Ratio +1162.6%Value +281.8%
Consumer Defensive
Buys70
Sells239
Buy $$100.49M
Sell $$587.78M
Ratio1:5.85
% Change vs. Prior
Ratio -3.6%Value +459.2%
Real Estate
Buys86
Sells81
Buy $$24.44M
Sell $$143.67M
Ratio1:5.88
% Change vs. Prior
Ratio -89.0%Value +96.4%
Basic Materials
Buys56
Sells92
Buy $$10.32M
Sell $$102.75M
Ratio1:9.96
% Change vs. Prior
Ratio +3.1%Value -63.9%
By Industry
Software - Infrastructure
Buys20
Sells1033
Buy $$24.57M
Sell $$2.11B
Ratio1:85.93
% Change vs. Prior
Ratio +518.0%Value +7.8%
Semiconductors
Buys42
Sells641
Buy $$1.74M
Sell $$1.29B
Ratio1:738.94
% Change vs. Prior
Ratio +28.8%Value +207.7%
Leisure
Buys26
Sells48
Buy $$1.73M
Sell $$1.05B
Ratio1:606.48
Medical - Diagnostics & Research
Buys3
Sells114
Buy $$781.14K
Sell $$861.90M
Ratio1:1103.39
Construction
Buys9
Sells27
Buy $$16.80M
Sell $$777.61M
Ratio1:46.29
Asset Management
Buys99
Sells83
Buy $$12.87M
Sell $$684.47M
Ratio1:53.20
Software - Application
Buys117
Sells371
Buy $$179.64M
Sell $$496.36M
Ratio1:2.76
% Change vs. Prior
Ratio +46.4%Value +185.7%
Renewable Utilities
Buys12
Sells96
Buy $$44.10M
Sell $$606.65M
Ratio1:13.76
% Change vs. Prior
Ratio +80453.8%Value +27.2%
Biotechnology
Buys78
Sells962
Buy $$111.43M
Sell $$467.99M
Ratio1:4.20
% Change vs. Prior
Ratio +207.0%Value -37.7%
Financial - Capital Markets
Buys9
Sells153
Buy $$341.98M
Sell $$199.98M
Ratio1.71:1
Information Technology Services
Buys17
Sells100
Buy $$2.18M
Sell $$527.57M
Ratio1:242.47
Shell Companies
Buys62
Sells74
Buy $$86.61M
Sell $$429.00M
Ratio1:4.95
% Change vs. Prior
Ratio +405.1%Value +3.9%
Oil & Gas Exploration & Production
Buys58
Sells43
Buy $$26.21M
Sell $$466.64M
Ratio1:17.80
Medical - Care Facilities
Buys8
Sells29
Buy $$3.17M
Sell $$489.34M
Ratio1:154.15
Oil & Gas Equipment & Services
Buys2
Sells39
Buy $$450.65K
Sell $$489.01M
Ratio1:1085.12
% Change vs. Prior
Ratio +113.6%Value +237.9%
Transactions (7829)
CoreWeave, Inc. (CRWV)
Intrator Michael N โ Director
Shares
4,108
Price
$101.14
Total Value
$415.49K
Shares Held After
4,266,501
% of Holdings
0.1%
CoreWeave, Inc. (CRWV)
Intrator Michael N โ Director
Shares
17,549
Price
$100.33
Total Value
$1.76M
Shares Held After
4,270,609
% of Holdings
0.4%
CoreWeave, Inc. (CRWV)
Intrator Michael N โ Director
Shares
69,696
Price
$99.52
Total Value
$6.94M
Shares Held After
4,288,158
% of Holdings
1.6%
CoreWeave, Inc. (CRWV)
Intrator Michael N โ Director
Shares
41,684
Price
$98.37
Total Value
$4.10M
Shares Held After
4,357,854
% of Holdings
0.9%
CoreWeave, Inc. (CRWV)
Intrator Michael N โ Director
Shares
23,686
Price
$97.44
Total Value
$2.31M
Shares Held After
4,399,538
% of Holdings
0.5%
CoreWeave, Inc. (CRWV)
Intrator Michael N โ Director
Shares
13,832
Price
$96.35
Total Value
$1.33M
Shares Held After
4,423,224
% of Holdings
0.3%
CoreWeave, Inc. (CRWV)
Intrator Michael N โ Director
Shares
29,445
Price
$95.54
Total Value
$2.81M
Shares Held After
4,437,056
% of Holdings
0.7%
Summit Midstream Corp (SMC)
PETERS JERRY L โ Director
Shares
10,000
Price
$32.00
Total Value
$320.00K
Shares Held After
16,979
% of Holdings
37.1%
Astera Labs, Inc. (ALAB)
Gajendra Sanjay โ Director
Shares
40,000
Price
$248.50
Total Value
$9.94M
Shares Held After
615,000
% of Holdings
6.1%
Astera Labs, Inc. (ALAB)
Gajendra Sanjay โ Director
Shares
40,000
Price
$248.62
Total Value
$9.94M
Shares Held After
615,000
% of Holdings
6.1%
Astera Labs, Inc. (ALAB)
Gajendra Sanjay โ Director
Shares
2,612
Price
$251.54
Total Value
$657.03K
Shares Held After
5,464,213
% of Holdings
0.0%
Astera Labs, Inc. (ALAB)
Gajendra Sanjay โ Director
Shares
17,847
Price
$250.75
Total Value
$4.48M
Shares Held After
5,466,825
% of Holdings
0.3%
Astera Labs, Inc. (ALAB)
Gajendra Sanjay โ Director
Shares
76,702
Price
$249.79
Total Value
$19.16M
Shares Held After
5,484,672
% of Holdings
1.4%
Chaince Digital Holdings Inc. (CD)
Daye Wilfred ZhongKei โ Director
Shares
2,000
Price
$9.36
Total Value
$18.72K
Shares Held After
79,765
% of Holdings
2.4%
Astera Labs, Inc. (ALAB)
Gajendra Sanjay โ Director
Shares
102,839
Price
$248.91
Total Value
$25.60M
Shares Held After
5,561,374
% of Holdings
1.8%
BIOLIFE SOLUTIONS INC (BLFS)
Casdin Partners Master Fund, L.P. โ 10% Owner
Shares
300,000
Price
$22.65
Total Value
$6.79M
Shares Held After
5,657,165
% of Holdings
5.0%
Aeluma, Inc. (ALMU)
Denbaars Steven โ Director
Shares
5,085
Price
$20.61
Total Value
$104.81K
Shares Held After
382,709
% of Holdings
1.3%
Aeluma, Inc. (ALMU)
Denbaars Steven โ Director
Shares
7,415
Price
$19.56
Total Value
$145.03K
Shares Held After
387,794
% of Holdings
1.9%
ORMAT TECHNOLOGIES, INC. (ORA)
Marom Michal โ Director
Shares
3,080
Price
$130.97
Total Value
$403.40K
Shares Held After
1,766
% of Holdings
63.6%
Enphase Energy, Inc. (ENPH)
MORA RICHARD โ Director
Shares
700
Price
$46.39
Total Value
$32.47K
Shares Held After
14,622
% of Holdings
4.6%
Caesarstone Ltd. (CSTE)
Cullen David Vincent โ Managing Director, APAC
Shares
7,025
Price
$1.57
Total Value
$11.03K
Shares Held After
675
% of Holdings
91.2%
NEKTAR THERAPEUTICS (NKTR)
Zalevsky Jonathan โ Chief R&D Officer
Shares
199
Price
$65.51
Total Value
$13.04K
Shares Held After
20,975
% of Holdings
0.9%
NEKTAR THERAPEUTICS (NKTR)
ROBIN HOWARD W โ Director
Shares
444
Price
$65.51
Total Value
$29.09K
Shares Held After
75,045
% of Holdings
0.6%
Cloudflare, Inc. (NET)
Prince Matthew โ Director
Shares
2,023
Price
$207.79
Total Value
$420.35K
Shares Held After
25,550
% of Holdings
7.3%
Cloudflare, Inc. (NET)
Prince Matthew โ Director
Shares
6,485
Price
$206.90
Total Value
$1.34M
Shares Held After
27,573
% of Holdings
19.0%
Cloudflare, Inc. (NET)
Prince Matthew โ Director
Shares
6,127
Price
$206.04
Total Value
$1.26M
Shares Held After
34,058
% of Holdings
15.2%
Cloudflare, Inc. (NET)
Prince Matthew โ Director
Shares
6,160
Price
$205.05
Total Value
$1.26M
Shares Held After
40,185
% of Holdings
13.3%
Cloudflare, Inc. (NET)
Prince Matthew โ Director
Shares
6,923
Price
$203.98
Total Value
$1.41M
Shares Held After
46,345
% of Holdings
13.0%
Cloudflare, Inc. (NET)
Prince Matthew โ Director
Shares
13,694
Price
$203.04
Total Value
$2.78M
Shares Held After
53,268
% of Holdings
20.5%
Cloudflare, Inc. (NET)
Prince Matthew โ Director
Shares
7,910
Price
$202.06
Total Value
$1.60M
Shares Held After
66,962
% of Holdings
10.6%
Cloudflare, Inc. (NET)
Prince Matthew โ Director
Shares
3,062
Price
$201.17
Total Value
$615.99K
Shares Held After
74,872
% of Holdings
3.9%
CVS HEALTH Corp (CVS)
ROBBINS LARRY โ Director
Shares
151
Price
$95.18
Total Value
$14.37K
Shares Held After
6,213,261
% of Holdings
0.0%
CVS HEALTH Corp (CVS)
ROBBINS LARRY โ Director
Shares
1,983,387
Price
$94.45
Total Value
$187.33M
Shares Held After
6,213,412
% of Holdings
24.2%
GRAY MEDIA, INC (GTN)
BOGER RICHARD LEE โ Director
Shares
2,000
Price
$10.12
Total Value
$20.24K
Shares Held After
4,591
% of Holdings
30.3%
GRAY MEDIA, INC (GTN)
BOGER RICHARD LEE โ Director
Shares
55,000
Price
$4.19
Total Value
$230.45K
Shares Held After
37,084
% of Holdings
59.7%
EverCommerce Inc. (EVCM)
Remer Eric Richard โ Director
Shares
7,454
Price
$10.20
Total Value
$76.06K
Shares Held After
2,867,344
% of Holdings
0.3%
Diamondback Energy, Inc. (FANG)
Dick Teresa L. โ CAO, Exec. VP, Assist. Sec.
Shares
5,000
Price
$207.00
Total Value
$1.03M
Shares Held After
92,755
% of Holdings
5.1%
FORMFACTOR INC (FORM)
St Dennis Thomas โ Director
Shares
1,000
Price
$115.84
Total Value
$115.84K
Shares Held After
31,873
% of Holdings
3.0%
NEUROCRINE BIOSCIENCES INC (NBIX)
GORMAN KEVIN CHARLES โ Director
Shares
245,088
Price
$154.33
Total Value
$37.82M
Shares Held After
511,293
% of Holdings
32.4%
InspireMD, Inc. (NSPR)
Gleason Shane Thomas โ Chief Commercial Officer
Shares
22,778
Price
$1.01
Total Value
$23.01K
Shares Held After
1,053,882
% of Holdings
2.1%
Block, Inc. (XYZ)
Jennings Owen Britton โ Business Lead
Shares
44
Price
$71.00
Total Value
$3.12K
Shares Held After
499,212
% of Holdings
0.0%
ARM HOLDINGS PLC /UK (ARM)
Abbey William โ Chief Commercial Officer
Shares
10,887
Price
$224.14
Total Value
$2.44M
Shares Held After
43,353
% of Holdings
20.1%
Atlassian Corp (TEAM)
CHUONG JAMES โ Chief Financial Officer
Shares
564
Price
$91.38
Total Value
$51.54K
Shares Held After
288,272
% of Holdings
0.2%
Atlassian Corp (TEAM)
CHUONG JAMES โ Chief Financial Officer
Shares
977
Price
$87.17
Total Value
$85.17K
Shares Held After
288,836
% of Holdings
0.3%
Atlassian Corp (TEAM)
CHUONG JAMES โ Chief Financial Officer
Shares
358
Price
$92.53
Total Value
$33.13K
Shares Held After
289,813
% of Holdings
0.1%
Atlassian Corp (TEAM)
CHUONG JAMES โ Chief Financial Officer
Shares
273
Price
$88.23
Total Value
$24.09K
Shares Held After
290,171
% of Holdings
0.1%
Atlassian Corp (TEAM)
CHUONG JAMES โ Chief Financial Officer
Shares
152
Price
$93.39
Total Value
$14.20K
Shares Held After
290,444
% of Holdings
0.1%
Atlassian Corp (TEAM)
CHUONG JAMES โ Chief Financial Officer
Shares
659
Price
$89.23
Total Value
$58.80K
Shares Held After
290,596
% of Holdings
0.2%
Atlassian Corp (TEAM)
CHUONG JAMES โ Chief Financial Officer
Shares
26
Price
$94.16
Total Value
$2.45K
Shares Held After
291,255
% of Holdings
0.0%
Atlassian Corp (TEAM)
CHUONG JAMES โ Chief Financial Officer
Shares
5,440
Price
$86.59
Total Value
$471.03K
Shares Held After
291,281
% of Holdings
1.8%
Showing 251โ300 of 7829 transactions (page 6 of 157)