Top US Stock Losers on Oct 15, 2026

Top US Stock Losers · Oct 15 · 30

Thu, Oct 15, 2026 · Close

Screen: share price of at least $5, market cap of roughly $2 billion or more, and a decline of more than 2.5% on the day; the 30 largest moves are shown. Turnover is estimated as volume × last price. Source: Yahoo Finance.

ManpowerGroup

USMAN

43.74 -15.82%

Change: -8.22
Turnover (est.): $152.5M
Market cap: $2.03B
52-wk high: 63.88
52-wk low: 25.15

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Vicor

USVICR

219.92 -10.36%

Change: -25.43
Turnover (est.): $400.4M
Market cap: $10.14B
52-wk high: 382.65
52-wk low: 57.00

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Semtech

USSMTC

144.21 -10.01%

Change: -16.05
Turnover (est.): $1.39B
Market cap: $13.46B
52-wk high: 201.99
52-wk low: 60.28

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Penguin

USPENG

61.86 -8.48%

Change: -5.73
Turnover (est.): $422.1M
Market cap: $3.17B
52-wk high: 89.86
52-wk low: 16.04

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Liberty Energy

USLBRT

16.70 -7.35%

Change: -1.33
Turnover (est.): $93.8M
Market cap: $2.72B
52-wk high: 34.48
52-wk low: 11.52

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Hewlett Packard Enterprise

USHPE

58.62 -7.11%

Change: -4.49
Turnover (est.): $1.76B
Market cap: $77.82B
52-wk high: 73.56
52-wk low: 19.84

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Okeanis Eco Tankers

USECO

89.03 -6.94%

Change: -6.64
Turnover (est.): $117.9M
Market cap: $3.48B
52-wk high: 100.68
52-wk low: 30.20

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Dell

USDELL

472.78 -6.92%

Change: -35.15
Turnover (est.): $7.28B
Market cap: $300.60B
52-wk high: 595.51
52-wk low: 110.22

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Lattice Semiconductor

USLSCC

107.09 -6.88%

Change: -7.91
Turnover (est.): $327.0M
Market cap: $15.18B
52-wk high: 157.01
52-wk low: 60.50

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MACOM

USMTSI

271.39 -6.84%

Change: -19.94
Turnover (est.): $673.1M
Market cap: $20.73B
52-wk high: 418.90
52-wk low: 133.35

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Rocket Lab

USRKLB

55.25 -6.64%

Change: -3.93
Turnover (est.): $2.63B
Market cap: $35.33B
52-wk high: 151.00
52-wk low: 37.57

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Frontline

USFRO

52.55 -6.61%

Change: -3.72
Turnover (est.): $298.5M
Market cap: $11.70B
52-wk high: 59.75
52-wk low: 20.47

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Fervo Energy

USFRVO

10.26 -6.22%

Change: -0.68
Turnover (est.): $205.4M
Market cap: $3.02B
52-wk high: 42.65
52-wk low: 9.94

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Solaris Energy Infrastructure

USSEI

65.13 -6.11%

Change: -4.24
Turnover (est.): $330.8M
Market cap: $6.55B
52-wk high: 86.19
52-wk low: 38.50

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DHT

USDHT

23.44 -6.05%

Change: -1.51
Turnover (est.): $144.6M
Market cap: $3.78B
52-wk high: 26.91
52-wk low: 11.64

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AXT

USAXTI

57.91 -5.97%

Change: -3.68
Turnover (est.): $833.8M
Market cap: $3.80B
52-wk high: 143.16
52-wk low: 4.35

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ChipMOS

USIMOS

65.14 -5.85%

Change: -4.05
Turnover (est.): $5.9M
Market cap: $2.26B
52-wk high: 83.84
52-wk low: 19.80

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Everpure

USP

133.37 -5.74%

Change: -8.12
Turnover (est.): $781.3M
Market cap: $44.44B
52-wk high: 157.57
52-wk low: 56.78

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Cohu

USCOHU

54.90 -5.73%

Change: -3.34
Turnover (est.): $82.2M
Market cap: $2.60B
52-wk high: 75.72
52-wk low: 21.10

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Venture Global

USVG

12.52 -5.69%

Change: -0.755
Turnover (est.): $394.6M
Market cap: $31.29B
52-wk high: 17.62
52-wk low: 5.72

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Cmb.Tech

USCMBT

17.91 -5.66%

Change: -1.07
Turnover (est.): $42.3M
Market cap: $5.20B
52-wk high: 21.19
52-wk low: 9.04

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Par Pacific

USPARR

83.72 -5.58%

Change: -4.95
Turnover (est.): $68.6M
Market cap: $4.19B
52-wk high: 90.74
52-wk low: 33.83

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ASE

USASX

41.87 -5.55%

Change: -2.46
Turnover (est.): $395.6M
Market cap: $92.06B
52-wk high: 47.93
52-wk low: 12.31

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Primoris Services

USPRIM

73.70 -5.55%

Change: -4.33
Turnover (est.): $145.6M
Market cap: $3.97B
52-wk high: 205.50
52-wk low: 65.00

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FormFactor

USFORM

113.34 -5.32%

Change: -6.37
Turnover (est.): $210.5M
Market cap: $8.84B
52-wk high: 160.27
52-wk low: 40.60

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Youdao

USDAO

18.49 -5.18%

Change: -1.01
Turnover (est.): $0.7M
Market cap: $2.23B
52-wk high: 19.50
52-wk low: 8.38

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AZZ

USAZZ

130.66 -5.09%

Change: -7.01
Turnover (est.): $32.7M
Market cap: $3.93B
52-wk high: 162.20
52-wk low: 94.61

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Arista Networks

USANET

185.55 -5.05%

Change: -9.87
Turnover (est.): $1.71B
Market cap: $234.02B
52-wk high: 217.41
52-wk low: 114.52

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Enerflex

USEFXT

24.47 -5.04%

Change: -1.30
Turnover (est.): $20.9M
Market cap: $2.99B
52-wk high: 29.15
52-wk low: 10.57

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Hafnia

USHAFN

10.11 -4.98%

Change: -0.53
Turnover (est.): $44.4M
Market cap: $5.41B
52-wk high: 11.10
52-wk low: 5.17

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This page organizes public market data. It is not a recommendation list or investment advice. Quotes may be delayed or contain errors; rely on the exchange and your broker for official data.