Gainers
Losers
Optical and data center names filled four of the five worst spots at this close, led by Applied Optoelectronics at -14%. Accenture's 6.2% gain was the best of a far tamer upside.
Latest Activity
Gainers
Losers
Nearly 29 points of spread separated the top and bottom of the board at Monday's close, with Ciena up 14.29% to $445.37 and Tempus AI down 14.21% to $71.68. Four of the five leaders sit in AI infrastructure names.
Gainers
Losers
Constellation Energy opened 12.1% higher at $300, the biggest move across 385 priority names, with NuScale Power close behind. Storage is on the other side of the ledger: Seagate down 6.3%, SanDisk and Micron also lower.
Gainers
Losers
Arm closed up 17.19% at $323, topping a session where four other priority names each added more than 12%. Declines stayed shallow: Novo Nordisk's 7.94% drop was the only one past 4%, with Exxon Mobil and Chevron down under 3%.
Gainers
Losers
Tempus AI closed 14.46% higher, the biggest move in a 111-name priority list where four other gainers ran 9% or better. The downside was far tamer: DraftKings led decliners at 7.38%, and nothing else lost more than 6.4%.
Gainers
Losers
Zscaler finished Monday up 16.8% at $192.17 while Coherent shed 12.5%. Four of the top five gainers are cybersecurity names, and four of the five losers are chip and infrastructure plays.
Gainers
Losers
Thursday's close split hard along hardware versus software: GoPro added 24.1% and SanDisk, Astera Labs and SK hynix all posted double-digit or near double-digit gains, while Asana, Workday and Snowflake each shed more than 5%. Tesla and Netflix fell with them.
Portfolio concentrationGavin BakerAtreides Management
49.6%in the top 5 names · 46 long positions disclosed
- SPACE EXPLORATION TECHN CORP32.6%
- MUMICRON TECHNOLOGY INC5.7%
- CEREBRAS SYSTEMS INC4.8%
- ALABASTERA LABS INC4.1%
- CIENCIENA CORP2.4%
As of Jun 30, 2026 · disclosed Aug 14, 2026 · ~45 days stale — long positions only.
Gavin Baker's Atreides Management had nearly half its disclosed long book in five names as of June 30, with a third of it in one private company, SpaceX. The rest is a straight AI infrastructure bet: Micron memory, Cerebras chips, Astera Labs connectivity and Ciena optics.
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