Stocks to Watch Tuesday: Under Armour, Microchip, Steel Dynamics, AIG -- WSJ

Dow Jones01-06

By WSJ Staff

Vistra (VST): The power-generation company plans to buy Cogentrix Energy in a roughly $4 billion deal that will include natural-gas generation facilities. Shares rose nearly 6%.

Under Armour (UAA, UA): Fairfax Financial has a 22% stake in the struggling sportswear company, a securities filing showed. A UBS analyst said late Friday that investors seemed to significatly undevalue the stock. Shares edged lower.

AIG $(AIG)$: The insurer's chief executive, Peter Zaffino, plans to retire midyear, and will be replaced by longtime Aon $(AON)$ executive Eric Andersen. AIG shares dropped more than 5%.

Hilton Worldwide $(HLT)$: The Department of Homeland Security alleged the hotel chain had launched a "coordinated campaign" to refuse service to Immigration and Customs Enforcement officers and other agents at its hotels in Minneapolis. Shares ticked higher.

Steel Dynamics (STLD): The U.S. metals recycler and steel producer made a joint takeover bid with Australia's SGH for BlueScope Steel (AU:BSL). The deal values the Australian target at around $8.8 billion; its shares surged 21%.

Microchip (MCHP): The semiconductor manufacturer raised its sales outlook, citing strong bookings last quarter, among other factors. Shares rose about 6%.

This item is part of a Wall Street Journal live coverage event. The full stream can be found by searching P/WSJL (WSJ Live Coverage).

(END) Dow Jones Newswires

January 06, 2026 09:39 ET (14:39 GMT)

Copyright (c) 2026 Dow Jones & Company, Inc.

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Shares edged lower. \n</p>\n<p>\n      AIG <a href=\"https://laohu8.com/S/AIG\">$(AIG)$</a>: The insurer's chief executive, Peter Zaffino, plans to retire midyear, and will be replaced by longtime Aon <a href=\"https://laohu8.com/S/AON\">$(AON)$</a> executive Eric Andersen. AIG shares dropped more than 5%. \n</p>\n<p>\n      Hilton Worldwide <a href=\"https://laohu8.com/S/HLT\">$(HLT)$</a>: The Department of <a href=\"https://laohu8.com/S/HSCC\">Homeland Security</a> alleged the hotel chain had launched a \"coordinated campaign\" to refuse service to Immigration and Customs Enforcement officers and other agents at its hotels in Minneapolis. Shares ticked higher. \n</p>\n<p>\n      <a href=\"https://laohu8.com/S/STLD\">Steel Dynamics</a> (STLD): The U.S. metals recycler and steel producer made a joint takeover bid with Australia's SGH for BlueScope Steel (AU:BSL). The deal values the Australian target at around $8.8 billion; its shares surged 21%. \n</p>\n<p>\n      <a href=\"https://laohu8.com/S/MCHP\">Microchip</a> (MCHP): The semiconductor manufacturer raised its sales outlook, citing strong bookings last quarter, among other factors. Shares rose about 6%. \n</p>\n<p>\n       This item is part of a Wall Street Journal live coverage event. The full stream can be found by searching P/WSJL (WSJ Live Coverage). \n</p>\n<p>\n  (END) Dow Jones Newswires\n</p>\n<p>\n  January 06, 2026 09:39 ET (14:39 GMT)\n</p>\n<p>\n  Copyright (c) 2026 Dow Jones &amp; Company, Inc.\n</p>\n</font>","source":null,"html":"<!DOCTYPE html>\n<html>\n<head>\n<meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\" />\n<meta name=\"viewport\" content=\"width=device-width,initial-scale=1.0,minimum-scale=1.0,maximum-scale=1.0,user-scalable=no\"/>\n<meta name=\"format-detection\" content=\"telephone=no,email=no,address=no\" />\n<title>Stocks to Watch Tuesday: Under Armour, Microchip, Steel Dynamics, AIG -- WSJ</title>\n<style type=\"text/css\">\na,abbr,acronym,address,applet,article,aside,audio,b,big,blockquote,body,canvas,caption,center,cite,code,dd,del,details,dfn,div,dl,dt,\nem,embed,fieldset,figcaption,figure,footer,form,h1,h2,h3,h4,h5,h6,header,hgroup,html,i,iframe,img,ins,kbd,label,legend,li,mark,menu,nav,\nobject,ol,output,p,pre,q,ruby,s,samp,section,small,span,strike,strong,sub,summary,sup,table,tbody,td,tfoot,th,thead,time,tr,tt,u,ul,var,video{ font:inherit;margin:0;padding:0;vertical-align:baseline;border:0 }\nbody{ font-size:16px; line-height:1.5; color:#999; background:transparent; }\n.wrapper{ overflow:hidden;word-break:break-all;padding:10px; }\nh1,h2{ font-weight:normal; line-height:1.35; margin-bottom:.6em; }\nh3,h4,h5,h6{ line-height:1.35; margin-bottom:1em; }\nh1{ font-size:24px; }\nh2{ font-size:20px; }\nh3{ font-size:18px; }\nh4{ font-size:16px; }\nh5{ font-size:14px; }\nh6{ font-size:12px; }\np,ul,ol,blockquote,dl,table{ margin:1.2em 0; }\nul,ol{ margin-left:2em; }\nul{ list-style:disc; }\nol{ list-style:decimal; }\nli,li p{ margin:10px 0;}\nimg{ max-width:100%;display:block;margin:0 auto 1em; }\nblockquote{ color:#B5B2B1; border-left:3px solid #aaa; padding:1em; }\nstrong,b{font-weight:bold;}\nem,i{font-style:italic;}\ntable{ width:100%;border-collapse:collapse;border-spacing:1px;margin:1em 0;font-size:.9em; }\nth,td{ padding:5px;text-align:left;border:1px solid #aaa; }\nth{ font-weight:bold;background:#5d5d5d; }\n.symbol-link{font-weight:bold;}\n/* header{ border-bottom:1px solid #494756; } */\n.title{ margin:0 0 8px;line-height:1.3;color:#ddd; }\n.meta {color:#5e5c6d;font-size:13px;margin:0 0 .5em; }\na{text-decoration:none; color:#2a4b87;}\n.meta .head { display: inline-block; overflow: hidden}\n.head .h-thumb { width: 30px; height: 30px; margin: 0; padding: 0; border-radius: 50%; float: left;}\n.head .h-content { margin: 0; padding: 0 0 0 9px; float: left;}\n.head .h-name {font-size: 13px; color: #eee; margin: 0;}\n.head .h-time {font-size: 11px; color: #7E829C; margin: 0;line-height: 11px;}\n.small {font-size: 12.5px; display: inline-block; transform: scale(0.9); -webkit-transform: scale(0.9); transform-origin: left; -webkit-transform-origin: left;}\n.smaller {font-size: 12.5px; display: inline-block; transform: scale(0.8); -webkit-transform: scale(0.8); transform-origin: left; -webkit-transform-origin: left;}\n.bt-text {font-size: 12px;margin: 1.5em 0 0 0}\n.bt-text p {margin: 0}\n</style>\n</head>\n<body>\n<div class=\"wrapper\">\n<header>\n<h2 class=\"title\">\nStocks to Watch Tuesday: Under Armour, Microchip, Steel Dynamics, AIG -- WSJ\n</h2>\n\n<h4 class=\"meta\">\n\n\n<div class=\"head\" \">\n\n\n<div class=\"h-thumb\" style=\"background-image:url(https://static.tigerbbs.com/150f88aa4d182df19190059f4a365e99);background-size:cover;\"></div>\n\n<div class=\"h-content\">\n<p class=\"h-name\">Dow Jones </p>\n<p class=\"h-time\">2026-01-06 22:39</p>\n</div>\n\n</div>\n\n\n</h4>\n\n</header>\n<article>\n<font class=\"NormalMinus1\" face=\"Arial\">\n<p>\n       By WSJ Staff \n</p>\n<p>\n      <a href=\"https://laohu8.com/S/VST\">Vistra</a> (VST): The power-generation company plans to buy Cogentrix Energy in a roughly $4 billion deal that will include natural-gas generation facilities. 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Shares rose nearly 6%.Under Armour : Fairfax Financial has a 22% stake in the struggling sportswear company, a securities filing showed. A UBS analyst said late Friday that investors seemed to significatly undevalue the stock. Shares edged lower.AIG : The insurer's chief executive, Peter Zaffino, plans to retire midyear, and will be replaced by longtime Aon  executive Eric Andersen. AIG shares dropped more than 5%.Hilton Worldwide : The Department of Homeland Security alleged the hotel chain had launched a \"coordinated campaign\" to refuse service to Immigration and Customs Enforcement officers and other agents at its hotels in Minneapolis. Shares ticked higher.Steel Dynamics : The U.S. metals recycler and steel producer made a joint takeover bid with Australia's SGH for BlueScope Steel . 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Shares rose nearly 6%. \n\n\n      Under Armour (UAA, UA): Fairfax Financial has a 22% stake in the struggling sportswear company, a securities filing showed. A UBS analyst said late Friday that investors seemed to significatly undevalue the stock. Shares edged lower. \n\n\n      AIG $(AIG)$: The insurer's chief executive, Peter Zaffino, plans to retire midyear, and will be replaced by longtime Aon $(AON)$ executive Eric Andersen. AIG shares dropped more than 5%. \n\n\n      Hilton Worldwide $(HLT)$: The Department of Homeland Security alleged the hotel chain had launched a \"coordinated campaign\" to refuse service to Immigration and Customs Enforcement officers and other agents at its hotels in Minneapolis. Shares ticked higher. \n\n\nSteel Dynamics (STLD): The U.S. metals recycler and steel producer made a joint takeover bid with Australia's SGH for BlueScope Steel (AU:BSL). The deal values the Australian target at around $8.8 billion; its shares surged 21%. \n\n\nMicrochip (MCHP): The semiconductor manufacturer raised its sales outlook, citing strong bookings last quarter, among other factors. Shares rose about 6%. \n\n\n       This item is part of a Wall Street Journal live coverage event. The full stream can be found by searching P/WSJL (WSJ Live Coverage). \n\n\n  (END) Dow Jones Newswires\n\n\n  January 06, 2026 09:39 ET (14:39 GMT)\n\n\n  Copyright (c) 2026 Dow Jones & Company, Inc.","kind":"highlight","is_publish_news":true,"is_publish_highlight":false,"is_publish_live":false,"is_publish_wemedia":null,"editions":null,"column":"","sentiment":"0","news_tag":"","news_rank":0,"symbols":[],"gpt_button":0,"need_auth":true,"code":"91000000","status":"200"},"commentList":[],"isCommentEnd":true,"newsSizeData":{"likeSize":0,"commentSize":0,"repostSize":0,"favoriteSize":0,"likeStatus":false,"favoriteStatus":false},"APP":{"userAgent":"Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)","isDev":false,"isTTM":true,"tenantId":"TBGLOBAL","deviceId":"web-server-community-laohu8-v3","version":"4.36.0","shortVersion":"4.36.0","platform":"web","vendor":"web","appName":"ttm","isIOS":false,"isAndroid":false,"isTiger":false,"isTHS":false,"isWeiXin":false,"isWeiXinMini":false,"isWeiBo":false,"isQQ":false,"isBaiduSwan":false,"isBaiduBox":false,"isDingTalk":false,"isToutiao":false,"isOnePlus":false,"isHuaWei":false,"isXiaomi":false,"isXiaomiWebView":false,"isOppo":false,"isVivo":false,"isSamsung":false,"isMobile":false},"href":"/m/news/2601815829","isCrawlerRequest":true}