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Home › News › Why Did Micron Stock Jump 12% on Wednesday? CoreWeave, Anthropic and One Warning

Why Did Micron Stock Jump 12% on Wednesday? CoreWeave, Anthropic and One Warning

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Micron (MU) rose 11.9% on Wednesday, November 11, 2026, to close at $811.30, then closed at $798.44 on Thursday. Reports point to two things: CoreWeave raised its 2026 revenue forecast, and Anthropic named Micron among seven buyers in a $26 billion share placement.

Bare chip dies on a clear tray, close-up photo

Short answer: Micron stock rose 11.9% on November 11, 2026 (to $811.30) and closed at $798.44 on November 12. Reports link the move to CoreWeave's higher forecast and to Anthropic's IPO filing, which names Micron as a buyer of about $1 billion of its stock.

  • CoreWeave, a Micron customer, raised its 2026 revenue forecast to $13.0 to $13.3 billion and reported a $132.5 billion backlog.
  • Anthropic's updated IPO filing lists Micron among seven companies buying $26 billion of stock; Micron's part is about $1 billion.
  • Before the jump the stock had fallen about 27% in a month. At $798.44 it is still about 36% below its $1,255 high.
  • TipRanks shows a Strong Buy consensus from 29 analysts and an average target of $1,624.42; Nasdaq shows the same average. Targets are estimates, not promises.
  • Next dates: Anthropic's expected first trading day on November 19. Micron's next earnings date is not confirmed (December 16 or 23 per two sources).

What happened to Micron stock on Wednesday, November 11

Micron Technology (MU) closed at $811.30 on Wednesday, November 11, 2026, up 11.9% from Tuesday's close of $725.11. The day's range was $763.05 to $827.58. On Thursday it closed at $798.44, down 1.6%. The figures are daily closing prices from Nasdaq and Yahoo Finance, which agree. This piece covers closes through Thursday, November 12; later sessions are not included.

The jump followed a hard month. Between October 12 and Tuesday's close the stock fell about 27%, from $989.04 to $725.11 (Yahoo Finance and Nasdaq closes). After Thursday's close it is still about 36% below its 52-week high of $1,255, and about 22% above its November 5 close of $656.39.

Reported reason 1: CoreWeave raised its forecast

CoreWeave rents out AI computing power and buys the hardware to run it. After Tuesday's close it raised its 2026 revenue forecast to $13.0 to $13.3 billion, from $12.4 to $13.2 billion, and reported a backlog of $132.5 billion. Backlog means signed contracts that have not been delivered yet. It also guided 2026 capital spending to $37 to $39 billion. The numbers are in CoreWeave's results release filed with the SEC.

Reports give this reason for the link to a memory maker: AI servers need memory chips, and memory is what Micron sells. Benzinga and Yahoo Finance both report that CoreWeave has long-term supply deals with Micron, and that Micron says more than 75% of its fiscal 2027 output is already committed. Reports say chip stocks had fallen in the days before on fears that AI spending was slowing (Yahoo Finance, Benzinga). CoreWeave's forecast pointed the other way.

Reported reason 2: Micron is one of seven buyers in Anthropic's $26 billion placement

Anthropic, the AI company behind Claude, updated its IPO filing on Tuesday. CNBC, Bloomberg and the Economic Times report that seven companies agreed to buy $26 billion of its Class N stock in a private placement at the IPO price: AMD, Broadcom, Google, Micron, Microsoft, Nvidia and TSMC. A private placement is a sale of shares directly to chosen buyers, outside the public offering.

Micron's share is about $1 billion, according to GuruFocus and MLQ.ai, both citing the filing. That is roughly 0.1% of Micron's market value of about $0.9 trillion, so the stake is small. Analysts quoted in the reports read it as a large AI customer tying its chip suppliers to its own growth. The IPO is planned at $70 to $78 a share, with trading expected on November 19, per CNBC and Benzinga.

The warning: one good day does not undo the month

  • The stock is volatile. A 27% fall in a month followed by a 12% jump in one session is the same risk seen from two sides.
  • CoreWeave carries heavy debt. Its own release shows $846 million of net interest expense in the quarter against $207 million of operating income. If lenders pull back, orders for hardware can slow.
  • Memory prices turn fast. Yahoo Finance reports that Kioxia, a rival, warned that price increases for NAND storage chips are slowing.
  • Not every analyst is a buyer. Goldman Sachs analyst James Schneider kept a Neutral rating and a $1,250 target on Tuesday, per Benzinga and TipRanks.

What the charts say

Micron's 200-day average closing price is $763.89 and its 50-day average is $947.37 (our calculation from Yahoo Finance and Nasdaq daily closes, which give the same figures). At Thursday's $798.44 the stock is about 4.5% above the long average and about 16% below the short one. A moving average is the mean of the last 50 or 200 closing prices; chart traders watch whether a price holds above it.

For daily technical analysis of US stocks, see the Economies.com stocks analysis page and, for the Nasdaq 100, FxNewsToday.ae. Those are our sister sites' analysts' views, not a recommendation.

What analysts say

Analyst views on Micron (MU), read on November 13, 2026
SourceConsensusRatingsAverage 12-month targetHigh / low
TipRanksStrong Buy29 analysts: 28 Buy, 1 Hold, 0 Sell$1,624.42Not shown
Nasdaq (analyst data from Zacks)Buy27 analysts with a target: 26 Buy, 1 Hold, 0 Sell$1,624.42$3,000 / $1,200

The two pages count different sets of analysts but show the same average target, more than double Thursday's close. Nasdaq's quote page also lists a separate one-year target of $1,500, so the figure depends on the data vendor. A target is an analyst's estimate of where the stock could trade in 12 months. It is not a promise, and targets are often cut after a stock falls.

The last report was strong. For the quarter that ended in early September (fiscal fourth quarter 2026), Micron reported revenue of $54.23 billion, against $11.32 billion a year earlier, and adjusted earnings of $33.42 a share, per its own results release.

What to watch next

  1. The next close versus Thursday's $798.44. It shows whether Wednesday's jump held.
  2. $763.89 and $947.37. The 200-day and 50-day averages are the levels chart traders will name.
  3. November 18 and 19. Anthropic's IPO is expected to price, then trade (CNBC, Benzinga). Anthropic's debut is the next event the AI trade will be measured against.
  4. Mid to late December. Micron's next earnings report is not confirmed: Nasdaq estimates December 16 and TipRanks lists December 23. Memory pricing is the number to listen for.

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Your call

Is Wednesday's jump the start of a recovery, or a one-day bounce in a falling month? Pick a side, then reply "Bounce" or "Recovery", then send this to the friend who sold Micron during the slide.

Sources

Prices, ranges, market value and moving averages: Nasdaq and Yahoo Finance daily closes through November 12, 2026, read November 13, 2026. CoreWeave: third-quarter 2026 results release, filed with the SEC on November 10, 2026; Benzinga; Yahoo Finance. Anthropic placement: CNBC (November 10), Bloomberg, Economic Times, GuruFocus via Yahoo Finance, MLQ.ai. Micron results: Micron investor relations release and SEC filing for fiscal fourth quarter 2026. Analyst data: TipRanks MU forecast page and Nasdaq analyst pages, read November 13, 2026. Goldman Sachs target: Benzinga and TipRanks. Earnings dates: Nasdaq and TipRanks. Economies.com stocks analysis page and FxNewsToday.ae.

Frequently asked questions

Why did Micron stock go up on November 11?

On November 11, 2026, Micron rose 11.9% to close at $811.30. Reports point to two reasons. CoreWeave, a customer with long-term supply deals with Micron, raised its 2026 revenue forecast to $13.0 to $13.3 billion. And Anthropic's updated IPO filing named Micron among seven companies buying $26 billion of its stock in a private placement. Reasons for a price move are reported views, not certainties.

Is Micron investing in Anthropic?

Yes, according to reports on Anthropic's updated IPO filing. CNBC and Bloomberg report that AMD, Broadcom, Google, Micron, Microsoft, Nvidia and TSMC agreed to buy $26 billion of Class N stock at the IPO price. GuruFocus and MLQ.ai put Micron's part at about $1 billion.

What is the analyst price target for Micron?

On November 13, 2026, TipRanks showed an average 12-month target of $1,624.42 from 29 analysts, and Nasdaq's analyst page showed the same average with a high of $3,000 and a low of $1,200. Nasdaq's quote page separately lists a one-year target of $1,500. A price target is an estimate, not a guarantee.

When does Micron report earnings next?

The date is not confirmed. Nasdaq estimates December 16, 2026 and TipRanks lists December 23, 2026. Check Micron's investor relations page for the announced date.

Published 2026-11-13. Informational only, not investment or tax advice. CFDs are leveraged products; most retail accounts lose money. Past price moves do not predict future moves.