Stocks @ Night is a daily newsletter delivered after hours, giving you a first look at tomorrow and last look at today. Sign up for free to receive it directly in your inbox. Here’s what CNBC TV’s producers were watching as the S & P 500 and Nasdaq Composite posted fresh records, and what’s on the radar for the next session. Alphabet’s streak If the stock closes higher on Tuesday, it’ll tie its longest winning streak in history. Right now, the tech giant and member of the ” Magnificent Seven ” has been up for nine straight days. Alphabet is up 9% in that time period. The stock is off 8% from the February high. It is up nearly 30% in three months. The relative strength index on Alphabet, the RSI, stands at 72. To some traders and investors, a reading above 70 signals the stock may be overbought. This isn’t a guarantee that a drop for shares is around the corner, though. RSI is one of many indicators traders and investors use to gauge a stock’s recent performance. GOOGL 3M mountain Alphabet over the past three months Big morning reports General Motors is up about 20% over the past three months. The stock is down 13% from the November high. Coca-Cola is down 3.7% in three months. Shares are off 6% from the April high. The defense stocks report Lockheed Martin is flat in the last three months. Shares are down 26% from the high reached in October. Northrop Grumman is down 3% in three months. The stock is off 7% from the October high. RTX is up 20% in three months. Shares hit a fresh high on Monday. CNBC TV’s Morgan Brennan will cover the reports and the stock reaction on Tuesday morning. RTX 3M mountain RTX over the past three months Cal-Maine Foods Egg prices have cracked, and they are coming back down to Earth. IBIS World, a data provider, said the national average price for a dozen eggs is $5 right now. The company predicts that number will fall to about $3 a dozen next year. The cost in some states was around $10 earlier this year. Cal-Maine , the largest producer and distributor of eggs in the U.S. will report Tuesday after the bell. The stock is up about 18% in three months. Shares are off 8.8% from the January high. High beta The Invesco S & P 500 High Beta ETF (SPHB) hit a new all-time high on Monday. The high-beta ETF tracks stocks with “the highest sensitivity to market movements,” according to the fund’s prospectus . Super Micro Computer is the most heavily weighted stock in the ETF. The stock is down 37% from the high reached nearly a year ago. Microchip Technology is second. Shares are down about 21% from the high reached last July. Nvidia is third. The stock hit a high last week. ON Semi is fourth. Shares are down 24% from the high reached nearly a year ago. Advanced Micro Devices is fifth. The stock is 10% from the October high.