Historical pre-market losers from Wednesday, August 5, 2026. 50 stocks declined in pre-market trading. Biggest decliner: Insulet Corporation (PODD) at -21.77%.
Pre-market losers are stocks experiencing the largest price drops between 4:00 AM and 9:30 AM ET. These moves are often triggered by earnings misses, guidance cuts, analyst downgrades, or negative macro developments. Low pre-market volume can amplify these moves beyond what regular-session trading would produce.
Significant pre-market declines can present either warning signs or buying opportunities depending on the catalyst. Cross-reference with the earnings calendar and individual stock analysis pages for deeper context.
| Ticker | Company | Sector | Price | % Change |
|---|---|---|---|---|
| PODD | Insulet Corporation | Healthcare | $130.50 | -21.77% |
| CDW | CDW Corporation | Technology | $127.00 | -17.53% |
| SPCX | Space Exploration Technologies Corp. Class A Common Stock | Technology | $111.08 | -11.37% |
| AMD | Advanced Micro Devices | Technology | $479.70 | -7.50% |
| CVS | CVS HEALTH CORPORATION | Healthcare | $96.62 | -7.47% |
| ARE | Alexandria Real Estate Equities, Inc. | Real Estate | $48.87 | -6.88% |
| FLUT | Flutter Entertainment plc | Cons Cyclical | $98.00 | -6.63% |
| DVA | DaVita Inc. | Healthcare | $213.40 | -6.40% |
| GWW | W.W. Grainger, Inc. | Industrials | $1300.45 | -5.12% |
| PUK | PRUDENTIAL PLC ADS (REP 2 ORD SHARES) | Other | $28.02 | -5.05% |
| CPNG | Coupang, Inc. | Cons Cyclical | $15.98 | -4.77% |
| HSBC | HSBC Holdings PLC | Financial Services | $101.78 | -4.02% |
| CRCL | Circle Internet Group, Inc. | Financial Services | $60.85 | -3.79% |
| RVTY | Revvity, Inc. | Healthcare | $111.39 | -3.45% |
| ASX | ASE Technology Holding Co., Ltd. | Other | $37.40 | -3.36% |
| SKHY | SK hynix Inc. American Depositary Shares | Other | $149.60 | -3.10% |
| MFC | Manulife Financial Corp. | Other | $43.40 | -3.06% |
| CBOE | Cboe Global Markets, Inc. | Financial Services | $288.42 | -3.00% |
| MRVL | Marvell Technology, Inc. Common Stock | Technology | $212.35 | -2.85% |
| UBER | Uber Technologies, Inc. | Technology | $70.00 | -2.76% |
| INTC | Intel Corp | Technology | $98.09 | -2.75% |
| ARM | Arm Holdings plc American Depositary Shares | Other | $273.20 | -2.62% |
| TPL | Texas Pacific Land Corporation | Energy | $395.52 | -2.59% |
| GPN | Global Payments, Inc. | Financial Services | $86.00 | -2.55% |
| BBY | Best Buy Company, Inc. | Cons Cyclical | $84.23 | -2.46% |
| EMR | Emerson Electric Co. | Industrials | $154.98 | -2.43% |
| LITE | Lumentum Holdings Inc. Common Stock | Technology | $829.00 | -2.41% |
| ZTO | ZTO Express (Cayman) Inc. American Depositary Shares, each representing one Class A ordinary share | Other | $23.98 | -2.40% |
| IQV | IQVIA Holdings Inc. | Healthcare | $228.20 | -2.39% |
| SPCE | Virgin Galactic Holdings, Inc. | Industrials | $2.88 | -2.37% |
| UNP | Union Pacific Corp. | Industrials | $289.50 | -2.31% |
| T | AT&T Inc. | Comm Serv | $22.84 | -2.31% |
| CRWV | CoreWeave, Inc. Class A Common Stock | Technology | $89.83 | -2.25% |
| COHR | Coherent Corp. | Technology | $316.50 | -2.23% |
| PAA | Plains All American Pipeline, L.P. Common Units representing Limited Partner Interests | Energy | $23.55 | -2.23% |
| MU | Micron Technology, Inc. | Technology | $873.87 | -2.11% |
| TM | Toyota Motor Corporation American Depositary Shares (Each representing ten Ordinary Shares) | Cons Cyclical | $185.50 | -1.94% |
| SNDK | Sandisk Corporation Common Stock | Technology | $1400.82 | -1.88% |
| VZ | Verizon Communications | Comm Serv | $46.00 | -1.87% |
| A | Agilent Technologies Inc. | Technology | $139.20 | -1.85% |
| MOS | The Mosaic Company | Basic Materials | $22.30 | -1.81% |
| IONQ | IonQ, Inc. | Technology | $40.97 | -1.80% |
| DOMO | Domo, Inc. Class B Common Stock | Technology | $3.84 | -1.79% |
| BMY | Bristol-Myers Squibb Co. | Healthcare | $64.73 | -1.76% |
| GLW | Corning Incorporated | Technology | $157.14 | -1.72% |
| LNT | Alliant Energy Corporation Common Stock | Utilities | $70.66 | -1.68% |
| SOLV | Solventum Corporation | Technology | $87.94 | -1.65% |
| ACGL | Arch Capital Group Ltd | Financial Services | $99.52 | -1.63% |
| QCOM | Qualcomm Inc | Technology | $160.05 | -1.61% |
| KIM | Kimco Realty Corp. | Real Estate | $25.01 | -1.57% |