OVERVIEW
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Welcome to the Stocktwits Top 25 Newsletter this week!

The Stocktwits Top 25 reports the 25 best-performing stocks in the S&P 500, Nasdaq 100, and Russell 2000 year to date and tracks their performances over time. To help you understand this data further, check out our FAQ page, and feel free to reach out if you have questions!

Here are the Stocktwits Top 25 Lists for this week:

S&P 500
ST Top 25 S&P 500 💪

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NASDAQ 100
The Large-Cap Nasdaq 100 🤖

RUSSELL 2000
The Growth-Centric Russell 2000 🦐 

Mid-Cap / Micro-Cap Top Movers of the Week 🐶

📋 Top Dog Mid-Cap Watchlist

This week’s Russell momentum board leaned semis, space, and AI power, with a few brutal reversals hiding inside the green.

$AGL ( ▲ 7.22% )  : Agilon Health, $1.4B cap: This week’s top dawg jumped from #13 to #4, with the value-based care name up +402% YTD and +6% this week. The move is smaller than the leaderboard headline, but the rank jump says buyers are still hunting health-care turnarounds. Risk: the company is still loss-making, and medical-cost pressure can wreck the margin story fast.

$NVTS ( ▲ 19.98% )  : Navitas Semiconductor, $6.8B cap: New at #8 from off-list, Navitas was the cleanest fresh semiconductor entrant, up +37% this week and +310% YTD. It has 24.4k watchers, which gives the stock real retail visibility. Risk: the valuation is now pricing a lot of AI power optimism into a company still posting losses.

$HYLN ( ▲ 42.62% )  : Hyliion, $1.1B cap: New at #20 from off-list, Hyliion rode the data-center power trade with a +28% weekly move and 38.2k watchers. Sentiment is 70% bullish, which is loud for a former dead-money name. Risk: KARNO commercialization still has to turn attention into real orders.

$SATL ( ▲ 10.06% )  : Satellogic, $1.6B cap: Satellogic climbed from #7 to #2, up +467% YTD as space names kept catching Stocktwits oxygen. The stock has 4k watchers, enough to move when the group gets crowded. Risk: the balance sheet is still thin, and space momentum reverses violently when liquidity dries up.

$AAOI ( ▲ 2.65% )  : Applied Optoelectronics, $14.6B cap: Applied Optoelectronics held #3, but the optics trade showed fatigue with a -5% weekly move despite a +421% YTD gain. That makes it the broken-momentum tell. Risk: if AI optics buyers rotate to cheaper laggards, this is where profit-taking shows first.

Off the list this week: Not provided in the pasted screen, so no removals were listed.

Next week’s swing factor: Tuesday’s post-holiday open on May 26. If AI hardware keeps bidding, $NVTS, $AAOI, and $HYLN stay loud.

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