Roman Perkowski

Roman Perkowski is a senior markets reporter at TS2.tech, specializing in stocks, technology and macroeconomic trends. A graduate of the Cracow University of Economics, he previously worked in investment research and corporate finance. His coverage helps readers understand the key forces driving global financial markets and emerging industries. Follow Roman Perkowski on Google News.

Coherent Stock Is Surging Again — Here’s Why Wall Street Is Chasing AI’s Hidden Bottleneck

Coherent Corp. shares jumped about 17% in Tuesday midday trading, putting the photonics and optical-networking supplier back at the center of Wall Street’s AI infrastructure trade. The stock was last quoted at $425.44, up $62.54, after touching $433.12 earlier in the session.

2 June 2026

Artificial Intelligence·NASDAQ:AAOI·NASDAQ:AVGO·NASDAQ:COHR·NASDAQ:LITE·NASDAQ:NVDA·Stock Market

Ondas Stock Just Got a Navy Catalyst — Why ONDS Traders Are Watching the Next Move

Ondas Inc. shares faced a fresh premarket test on Tuesday after the defense technology company said its World View unit had been selected as the high-altitude balloon provider for a U.S. Navy Southern Command maritime surveillance program.

2 June 2026

Defense Industry·NASDAQ:ONDS·Stock Market

BigBear.ai Stock Just Had Its Best Week In 8 Months. Now Comes The $5.40 Test

BigBear.ai shares eased before Tuesday’s open, pausing after the defense-AI company’s best weekly gain in eight months and a Monday close near a level chart watchers have marked as resistance. The stock closed Monday at $5.34, up 5.95%, and was quoted at $5.28 in premarket trading.

2 June 2026

NASDAQ:BBAI·Stock Market

American Airlines Stock Gets Wall Street Lift, But Traders Aren’t Convinced

American Airlines Group Inc. shares held lower ahead of Tuesday’s regular Nasdaq open, with the stock last trading at $14.34, off 29 cents from Monday’s close, market data showed. Morgan Stanley bumped its price target, but investors kept selling as they looked at rising fuel costs and American’s drop from a long-standing transport index.

2 June 2026

NASDAQ:AAL·Stock Market

HPE Stock Jumps in Premarket as Wall Street Raises Estimates on AI Orders

Hewlett Packard Enterprise stock jumped at the open Tuesday. The company raised its full-year forecast, saying stronger-than-expected AI infrastructure demand is speeding up growth.

2 June 2026

Artificial Intelligence·NYSE:HPE·Stock Market

Abivax Stock Sees Big After-Hours Moves After Trial Result

Abivax shares tumbled in late U.S. trading on Monday, despite the French biotech putting out positive late-stage results for its main ulcerative colitis drug. The American depositary shares were at $86.01 after hours, a drop of 33.7% from their regular close at $129.69, according to Google Finance.

2 June 2026

Biotechnology·EPA:ABVX·NASDAQ:ABVX·Stock Market

NuScale Stock Price Pops Today as Nuclear Trade Faces Its Contract Test

NuScale Power shares rose in late New York trading on Monday, outpacing the broader small-cap tape as investors again bid up parts of the advanced nuclear trade even without a fresh company announcement. The stock was last quoted up 3.6% at $13.13, after touching $13.40, on volume of about 37.5 million shares; the SPDR S&P 500 ETF was up 0.3%, while the iShares Russell 2000 ETF was down 0.3%.

1 June 2026

NASDAQ:SMR·Stock Market

Constellation Energy Shares Drop After $3.1 Billion Sale Raises Questions for AI Power Bet

Constellation Energy shares slid Monday after existing holders set the price on an 11 million-share secondary offering. The block sale added pressure to a key nuclear-power trade on Wall Street that’s linked to artificial intelligence data-center demand.

1 June 2026

Artificial Intelligence·Energy·NYSE:CEG·NYSE:NRG·NYSE:VST·Stock Market

Stocks Hit Records as Oil Stirs Worry

Stocks in the U.S. finished up Monday, with the S&P 500 and Nasdaq close to new highs. Nvidia led tech shares higher, but gains were capped as higher oil prices pressured the rest of the market.

1 June 2026

NASDAQ:MSFT·NASDAQ:MU·NASDAQ:NVDA·NASDAQ:QCOM·Oil Prices·Stock Market

Archer Aviation stock moves up as investors watch for 2026 air-taxi test

Archer Aviation shares were up in Monday afternoon trading as the electric air-taxi company stayed on traders’ radar. Investors are weighing the company’s 2026 commercial launch targets against its ongoing high cash burn.

1 June 2026

NYSE:ACHR·Stock Market·Technology

Robinhood Drops After Supreme Court Decision Brings IPO Dispute Back

Robinhood Markets shares slipped 4.5% to $90.07 by midday Monday, pulling back after last week’s gain. A new Supreme Court move has put questions about the broker’s 2021 IPO filings back on the table. The stock moved in a range of $85.60 to $94.88. Volume was close to 28.3 million shares.

1 June 2026

NASDAQ:HOOD·Stock Market

TSMC Shares Up After Nvidia’s AI PC Push Brings Focus Back to Taiwan Chipmaker

TSMC’s U.S. shares picked up on Monday, up about 5.4% to $441.09 in late-morning New York trading after Nvidia’s new AI announcement in Taipei. Investors bought into the chip manufacturer, which builds chips for outside designers, sending its American depositary receipts higher.

1 June 2026

Artificial Intelligence·NYSE:TSM·Semiconductors·Stock Market·Technology

Barry Diller’s $18 Billion MGM Bid Could Change Who Runs the Strip

Barry Diller’s People Incorporated offered to buy the MGM Resorts International shares it does not already own for $48.30 apiece in cash, a bid that would take one of Las Vegas’ largest casino operators private and value it at more than $18 billion including debt. The proposal is non-binding, meaning neither side is yet required to complete a deal.

1 June 2026

NASDAQ:IAC·NYSE:MGM·Stock Market

American Airlines Faces Monday Moves on Fuel and Dow Exit

American Airlines Group Inc. slipped in U.S. premarket hours Monday, as the stock exited the Dow Jones Transportation Average. That shift hit just as investors faced another signal that fuel prices continue to drive action in airline shares.

1 June 2026

Airlines·NASDAQ:AAL·NASDAQ:JBLU·NYSE:FDX·NYSE:FDXF·Stock Market

AMD Stock Set for Early Test After Nvidia Move

AMD shares dropped premarket Monday as Nvidia made a move at Computex to get more serious about PC chips. AMD has battled Intel for a long time in that segment, betting AI might give it a new growth push.

1 June 2026

NASDAQ:AMD·NASDAQ:NVDA·Semiconductors·Stock Market·Technology

Snap Faces Monday at $5.71: Ad Recovery Momentum in Focus

Snap Inc. stock stayed at $5.71 ahead of Monday’s U.S. trade after sliding 3.4% Friday. That drop came as big U.S. indexes posted gains. The shares traded at $5.71 as of 10:31 UTC, according to market data.

1 June 2026

NYSE:SNAP·Stock Market

Micron’s $1 Trillion AI Push Puts Pressure on Samsung

Micron Technology traded at $971 ahead of Monday’s U.S. open, as the Nasdaq name continued to ride the AI boom with a market cap around $1.11 trillion. Regular Nasdaq trading runs 9:30 a.m. to 4 p.m. ET. Nasdaq’s holiday schedule for 2026 doesn’t list June 1 as a market holiday.

1 June 2026

Innovation·KRX:005930.KS·NASDAQ:MU·Semiconductors

Rocket Lab Stock Cools After Rally. Traders Eye Next Steps.

Rocket Lab shares held their May gains coming into the week, though the move higher saw a setback. The stock dropped 3.1% Friday, giving up ground after a Blue Origin rocket test explosion raised some new nerves for space stocks. Rocket Lab closed at $143.48 on Nasdaq.

1 June 2026

NASDAQ:ASTS·NASDAQ:RKLB·Rocket Lab·Stock Market

D-Wave Quantum: QBTS in Focus After $100 Million Funding Round

D-Wave Quantum Inc. shares trade close to $30 as June kicks off. The stock saw swings in a holiday-shortened week. Investors look ahead to Monday’s investor day, waiting for new details on a proposed U.S. government investment.

31 May 2026

Innovation·NASDAQ:QBTS·Quantum Computing

Pfizer Stock Had a Quiet Week. Its Cancer Pipeline Just Got Loud

Pfizer Inc. heads into Monday’s open with investors facing a heavier cancer-drug news tape than its stock price showed last week, after fresh oncology data at the American Society of Clinical Oncology meeting and a China partnership worth up to $10.5 billion.

31 May 2026

NYSE:PFE·Pharmaceuticals

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Roman Perkowski

Coherent Stock Is Surging Again — Here’s Why Wall Street Is Chasing AI’s Hidden Bottleneck

Ondas Stock Just Got a Navy Catalyst — Why ONDS Traders Are Watching the Next Move

BigBear.ai Stock Just Had Its Best Week In 8 Months. Now Comes The $5.40 Test

American Airlines Stock Gets Wall Street Lift, But Traders Aren’t Convinced

HPE Stock Jumps in Premarket as Wall Street Raises Estimates on AI Orders

Abivax Stock Sees Big After-Hours Moves After Trial Result

NuScale Stock Price Pops Today as Nuclear Trade Faces Its Contract Test

Constellation Energy Shares Drop After $3.1 Billion Sale Raises Questions for AI Power Bet

Stocks Hit Records as Oil Stirs Worry

Archer Aviation stock moves up as investors watch for 2026 air-taxi test

Robinhood Drops After Supreme Court Decision Brings IPO Dispute Back

TSMC Shares Up After Nvidia’s AI PC Push Brings Focus Back to Taiwan Chipmaker

Barry Diller’s $18 Billion MGM Bid Could Change Who Runs the Strip

American Airlines Faces Monday Moves on Fuel and Dow Exit

AMD Stock Set for Early Test After Nvidia Move

Snap Faces Monday at $5.71: Ad Recovery Momentum in Focus

Micron’s $1 Trillion AI Push Puts Pressure on Samsung

Rocket Lab Stock Cools After Rally. Traders Eye Next Steps.

D-Wave Quantum: QBTS in Focus After $100 Million Funding Round

Pfizer Stock Had a Quiet Week. Its Cancer Pipeline Just Got Loud

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Tesla (NASDAQ:TSLA) Shares Gain 5.6% Amid $16.8 Billion Terafab Project and Funding Concerns

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US Cash Markets Shut for Weekend as USPS Parcel Surcharge Squeezes Losses, Bolsters UPS and FedEx Pricing

Pfizer (NYSE:PFE) climbs 7% after main drugs offset fall in COVID sales

Hecla Mining (NYSE:HL) Rises 19% as Main Sites Offset Keno Hill Impact

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