Market Movers
Stock Indexes - Aug 18, 2026
After-Market Gainers Today
Aug 17, 2026No. | Symbol | Name | AI Catalyst | % Change | Stock Price | Volume | Market Cap |
|---|---|---|---|---|---|---|---|
| 1 | Amylyx Pharmaceuticals Inc | ― | ― | ― | $2.41B | ||
| 2 | Magnum Ice Cream Co. N.V. | ― | ― | ― | $12.06B | ||
| 3 | Butterfly Network | ― | ― | ― | $2.40B | ||
| 4 | Blue Owl Technology Finance Corp. | ― | ― | ― | $5.25B | ||
| 5 | Kodiak Sciences | ― | ― | ― | $2.60B | ||
| 6 | ChronoScale | ― | ― | ― | $3.04B | ||
| 7 | Knowles | ― | ― | ― | $3.29B | ||
| 8 | Allegro MicroSystems | ― | ― | ― | $8.27B | ||
| 9 | Gates Industrial | ― | ― | ― | $7.03B | ||
| 10 | Diversified Healthcare Trust | ― | ― | ― | $2.03B | ||
| 11 | Novagold Resources New | ― | ― | ― | $3.48B | ||
| 12 | MKS | ― | ― | ― | $21.01B | ||
| 13 | Mirion Technologies | ― | ― | ― | $3.96B | ||
| 14 | CVR Energy | ― | ― | ― | $3.54B | ||
| 15 | Markel | 2.67% | $1847.24 | 1.00 | $22.89B | ||
| 16 | Harley-Davidson | ― | ― | ― | $2.89B | ||
| 17 | Targa Resources | ― | ― | ― | $59.14B | ||
| 18 | Polestar Automotive Holding UK PLC Sponsored ADR Class C | ― | ― | ― | $2.08B | ||
| 19 | Magnite | ― | ― | ― | $3.55B | ||
| 20 | Mercury Systems | ― | ― | ― | $6.67B | ||
| 21 | Parsons | ― | ― | ― | $5.12B | ||
| 22 | IQM Quantum Computers | ― | ― | ― | $2.61B | ||
| 23 | Alaska Air | ― | ― | ― | $5.13B | ||
| 24 | Ocular Therapeutix | ― | ― | ― | $2.20B | ||
| 25 | Lufax Holding | ― | ― | ― | $2.33B | ||
| 26 | Nutanix | ― | ― | ― | $18.00B | ||
| 27 | Etsy | ― | ― | ― | $7.33B | ||
| 28 | Oruka Therapeutics | ― | ― | ― | $7.35B | ||
| 29 | Regal Rexnord | ― | ― | ― | $11.69B | ||
| 30 | HEICO | ― | ― | ― | $43.93B | ||
| 31 | Diebold Nixdorf Inc | ― | ― | ― | $2.48B | ||
| 32 | Braveheart Bio, Inc. | 1.99% | $28.21 | 414.00 | $2.11B | ||
| 33 | Parabilis Medicines, Inc. | ― | ― | ― | $4.38B | ||
| 34 | Mueller Industries | 1.98% | $67.95 | 72.00 | $14.58B | ||
| 35 | Enel Chile SA | 1.97% | $4.65 | 36.57K | $6.22B | ||
| 36 | Via Transportation, Inc. Class A | ― | ― | ― | $2.13B | ||
| 37 | Kayne Anderson Energy Infrastructure Fund | 1.97% | $15.04 | 711.00 | $2.49B | ||
| 38 | ACADIA Pharmaceuticals | ― | ― | ― | $4.87B | ||
| 39 | Marex Group plc | ― | ― | ― | $5.11B | ||
| 40 | BRP | 1.94% | $65.03 | 6.00 | $4.62B | ||
| 41 | Align Tech | ― | ― | ― | $12.88B | ||
| 42 | Exelixis | ― | ― | ― | $12.70B | ||
| 43 | Truist Financial | ― | ― | ― | $64.87B | ||
| 44 | IPG Photonics | ― | ― | ― | $3.65B | ||
| 45 | Kingsoft Cloud Holdings | ― | ― | ― | $3.52B | ||
| 46 | American Tower | ― | ― | ― | $81.81B | ||
| 47 | Mineralys Therapeutics, Inc. | ― | ― | ― | $2.27B | ||
| 48 | Cheesecake Factory | ― | ― | ― | $5.64B | ||
| 49 | Liftoff Mobile, Inc. | ― | ― | ― | $3.66B | ||
| 50 | Versant Media Group | ― | ― | ― | $5.50B |