Average Insider

Where insiders trade, we follow

Insider Buy/Sell Ratio — Last 3 Months

Extreme outlier transactions (>3σ) are excluded.Show All Data
Ratio0.2:1
Daily Buy & Sell Volume

By Sector

By Industry

Hardware, Equipment & Parts
Buys25
Sells1371
Buy $$22.77B
Sell $$849.63M
Ratio26.80:1
% Change vs. Prior
Ratio +223.6%Value +311.6%
Software - Infrastructure
Buys54
Sells3883
Buy $$33.48M
Sell $$5.06B
Ratio1:151.02
% Change vs. Prior
Ratio -71.8%Value +165.6%
Medical - Instruments & Supplies
Buys37
Sells112
Buy $$16.33M
Sell $$3.67B
Ratio1:224.91
% Change vs. Prior
Ratio +64.2%Value -52.0%
Semiconductors
Buys111
Sells1965
Buy $$2.67M
Sell $$3.45B
Ratio1:1291.54
% Change vs. Prior
Ratio -81.5%Value +31.4%
Biotechnology
Buys372
Sells3317
Buy $$379.64M
Sell $$3.04B
Ratio1:8.01
% Change vs. Prior
Ratio -57.3%Value +27.6%
Software - Application
Buys363
Sells1730
Buy $$264.59M
Sell $$2.44B
Ratio1:9.20
% Change vs. Prior
Ratio -62.0%Value +55.8%
Oil & Gas Exploration & Production
Buys174
Sells83
Buy $$48.63M
Sell $$2.63B
Ratio1:53.98
% Change vs. Prior
Ratio +427.9%Value -23.1%
Computer Hardware
Buys3
Sells1737
Buy $$104.50K
Sell $$2.37B
Ratio1:22647.02
Engineering & Construction
Buys13
Sells238
Buy $$1.90M
Sell $$2.34B
Ratio1:1232.64
Medical - Healthcare Information Services
Buys30
Sells311
Buy $$8.45M
Sell $$2.11B
Ratio1:250.20
% Change vs. Prior
Ratio -76.4%Value +18.6%
Rental & Leasing Services
Buys7
Sells120
Buy $$2.92M
Sell $$1.87B
Ratio1:642.67
Specialty Retail
Buys83
Sells992
Buy $$24.12M
Sell $$1.64B
Ratio1:68.06
% Change vs. Prior
Ratio -87.0%Value -15.0%
Shell Companies
Buys100
Sells276
Buy $$105.93M
Sell $$1.32B
Ratio1:12.46
% Change vs. Prior
Ratio +22.5%Value +59.1%
Information Technology Services
Buys64
Sells241
Buy $$9.67M
Sell $$1.40B
Ratio1:144.75
Leisure
Buys29
Sells107
Buy $$7.63M
Sell $$1.29B
Ratio1:169.74

COHU INC (COHU)

DONAHUE JAMES A — Director
May 22, 2026
Sale
Shares
10,257
Price
$46.77
Total Value
$479.72K
Shares Held After
3,578
% of Holdings
74.1%
May 22, 2026
Sale
Shares
3,030
Price
$41.98
Total Value
$127.21K
Shares Held After
5,651
% of Holdings
34.9%

Pelthos Therapeutics Inc. (PTHS)

Francis Knuettel II — CFO, Treas & Secty
May 22, 2026
Sale
Shares
1,500
Price
$26.84
Total Value
$40.26K
Shares Held After
11,316
% of Holdings
11.7%

COHU INC (COHU)

Muller Luis A — President & CEO
May 22, 2026
Sale
Shares
45,154
Price
$46.62
Total Value
$2.11M
Shares Held After
927,619
% of Holdings
4.6%

QUALYS, INC. (QLYS)

Pfeiffer Wendy — Director
May 22, 2026
Sale
Shares
500
Price
$101.21
Total Value
$50.60K
Shares Held After
10,582
% of Holdings
4.5%

Ainos, Inc. (AIMD)

lee ting-chuan — Director
May 22, 2026
Sale
Shares
9,302
Price
$1.57
Total Value
$14.60K
Shares Held After
917,405
% of Holdings
1.0%
May 22, 2026
Purchase
Shares
5,830
Price
$17.15
Total Value
$99.98K
Shares Held After
23,426
% of Holdings
24.9%
May 22, 2026
Sale
Shares
8,535
Price
$112.72
Total Value
$962.09K
Shares Held After
506,184
% of Holdings
1.7%
May 22, 2026
Purchase
Shares
2,000
Price
$12.92
Total Value
$25.84K
Shares Held After
1,668,013
% of Holdings
0.1%

StoneX Group Inc. (SNEX)

Maurer Mark Lowry — Chief Risk Officer
May 22, 2026
Sale
Shares
11,398
Price
$112.25
Total Value
$1.28M
Shares Held After
135,496
% of Holdings
7.8%

ZILLOW GROUP, INC. (Z AND ZG)

Wacksman Jeremy — Director
May 22, 2026
Sale
Shares
9,072
Price
$36.54
Total Value
$331.49K
Shares Held After
153,699
% of Holdings
5.6%
May 22, 2026
Sale
Shares
417
Price
$67.16
Total Value
$28.01K
Shares Held After
25,066
% of Holdings
1.6%
May 22, 2026
Sale
Shares
751,744
Price
$17.04
Total Value
$12.81M
Shares Held After
0
% of Holdings
100.0%
May 22, 2026
Sale
Shares
35,580
Price
$17.04
Total Value
$606.31K
Shares Held After
0
% of Holdings
100.0%
May 22, 2026
Sale
Shares
2,635,848
Price
$16.70
Total Value
$44.03M
Shares Held After
4,918,952
% of Holdings
34.9%
May 22, 2026
Sale
Shares
137,795
Price
$17.04
Total Value
$2.35M
Shares Held After
0
% of Holdings
100.0%
May 22, 2026
Sale
Shares
1,669,369
Price
$16.70
Total Value
$27.88M
Shares Held After
3,115,342
% of Holdings
34.9%
May 22, 2026
Sale
Shares
35,450
Price
$17.04
Total Value
$604.10K
Shares Held After
0
% of Holdings
100.0%
May 22, 2026
Sale
Shares
37,564
Price
$17.04
Total Value
$640.12K
Shares Held After
0
% of Holdings
100.0%
May 22, 2026
Sale
Shares
19,761
Price
$17.04
Total Value
$336.74K
Shares Held After
0
% of Holdings
100.0%

ESS Tech, Inc. (GWH)

Goodman Kelly F. — Chief Strategy Officer and General Counsel
May 22, 2026
Sale
Shares
2,751
Price
$0.93
Total Value
$2.57K
Shares Held After
210,620
% of Holdings
1.3%

ESS Tech, Inc. (GWH)

Suhadolnik Kate Eileen — Chief Financial Officer
May 22, 2026
Sale
Shares
1,922
Price
$0.93
Total Value
$1.80K
Shares Held After
160,757
% of Holdings
1.2%

ALLEGRO MICROSYSTEMS, INC. (ALGM)

Coleman Troy — SVP, General Manager, Products
May 22, 2026
Sale
Shares
4,500
Price
$45.72
Total Value
$205.74K
Shares Held After
77,476
% of Holdings
5.5%
May 22, 2026
Sale
Shares
1,119
Price
$174.96
Total Value
$195.78K
Shares Held After
0
% of Holdings
100.0%

Triumph Financial, Inc. (TFIN)

Schreyer Edward Joseph — EVP, Chief Operating Officer
May 22, 2026
Sale
Shares
2,900
Price
$66.70
Total Value
$193.43K
Shares Held After
18,434
% of Holdings
13.6%

LIQUIDITY SERVICES INC (LQDT)

Shaffer Mark A — VP, Gen. Counsel & Secretary
May 22, 2026
Sale
Shares
45,246
Price
$34.00
Total Value
$1.54M
Shares Held After
28,398
% of Holdings
61.4%

INNODATA INC (INOD)

ABUHOFF JACK — Director
May 22, 2026
Sale
Shares
1,300
Price
$101.07
Total Value
$131.39K
Shares Held After
1,340,456
% of Holdings
0.1%

INNODATA INC (INOD)

ABUHOFF JACK — Director
May 22, 2026
Sale
Shares
36,756
Price
$100.37
Total Value
$3.69M
Shares Held After
1,341,756
% of Holdings
2.7%
May 22, 2026
Sale
Shares
50,000
Price
$9.12
Total Value
$456.06K
Shares Held After
92,655
% of Holdings
35.0%
May 22, 2026
Purchase
Shares
10,000
Price
$64.18
Total Value
$641.80K
Shares Held After
14,363
% of Holdings
69.6%
May 22, 2026
Sale
Shares
74
Price
$177.10
Total Value
$13.11K
Shares Held After
31,225
% of Holdings
0.2%
May 22, 2026
Sale
Shares
1,045
Price
$174.33
Total Value
$182.17K
Shares Held After
31,299
% of Holdings
3.2%

LIQUIDITY SERVICES INC (LQDT)

Weiskircher Steven — SVP & Chief Technology Officer
May 22, 2026
Sale
Shares
10,663
Price
$34.23
Total Value
$364.99K
Shares Held After
58,559
% of Holdings
15.4%

LIQUIDITY SERVICES INC (LQDT)

Weiskircher Steven — SVP & Chief Technology Officer
May 22, 2026
Sale
Shares
669
Price
$34.29
Total Value
$22.94K
Shares Held After
69,222
% of Holdings
1.0%

LIQUIDITY SERVICES INC (LQDT)

Weiskircher Steven — SVP & Chief Technology Officer
May 22, 2026
Sale
Shares
145
Price
$34.29
Total Value
$4.97K
Shares Held After
69,222
% of Holdings
0.2%

Nextpower Inc. (NXT)

Wenger Howard — Director
May 22, 2026
Sale
Shares
9,051
Price
$121.02
Total Value
$1.10M
Shares Held After
499,531
% of Holdings
1.8%

Ceribell, Inc. (CBLL)

Foehr David — Senior VP, Finance and PAO
May 22, 2026
Sale
Shares
862
Price
$18.80
Total Value
$16.21K
Shares Held After
37,751
% of Holdings
2.2%
May 22, 2026
Sale
Shares
87,425
Price
$0.45
Total Value
$39.34K
Shares Held After
831,635
% of Holdings
9.5%
May 22, 2026
Purchase
Shares
250,000
Price
$0.40
Total Value
$100.00K
Shares Held After
10,452,229
% of Holdings
2.4%
May 22, 2026
Purchase
Shares
8,700
Price
$6.33
Total Value
$55.07K
Shares Held After
1,983,335
% of Holdings
0.4%

ARM HOLDINGS PLC /UK (ARM)

Abbey William — Chief Commercial Officer
May 22, 2026
Sale
Shares
2,300
Price
$305.82
Total Value
$703.39K
Shares Held After
31,329
% of Holdings
6.8%
May 22, 2026
Sale
Shares
6,675
Price
$38.44
Total Value
$256.59K
Shares Held After
0
% of Holdings
100.0%
May 22, 2026
Sale
Shares
10,000
Price
$4.95
Total Value
$49.54K
Shares Held After
254,900
% of Holdings
3.8%

Liquidia Corp (LQDA)

JEFFS ROGER — Director
May 22, 2026
Sale
Shares
25,000
Price
$61.52
Total Value
$1.54M
Shares Held After
1,073,095
% of Holdings
2.3%

Strategy Inc (MSTR)

Le Phong — Director
May 22, 2026
Purchase
Shares
5
Price
$99.37
Total Value
$496.85
Shares Held After
33
% of Holdings
15.2%

Strategy Inc (MSTR)

Le Phong — Director
May 22, 2026
Purchase
Shares
50
Price
$99.41
Total Value
$4.97K
Shares Held After
121
% of Holdings
41.3%

AXON ENTERPRISE, INC. (AXON)

Fields Isaiah — Chief Legal Officer
May 22, 2026
Sale
Shares
2,000
Price
$400.00
Total Value
$800.00K
Shares Held After
52,813
% of Holdings
3.6%
May 22, 2026
Sale
Shares
2,335
Price
$171.51
Total Value
$400.48K
Shares Held After
15,868
% of Holdings
12.8%

AMAZON COM INC (AMZN)

Zapolsky David — Senior Vice President
May 22, 2026
Sale
Shares
9,270
Price
$268.53
Total Value
$2.49M
Shares Held After
41,190
% of Holdings
18.4%
May 22, 2026
Sale
Shares
20,096
Price
$8.80
Total Value
$176.84K
Shares Held After
30,652,664
% of Holdings
0.1%
Version: v26.5.2