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2026 Q1 · 13F Analysis

Atreides Management Leans Harder Into AI Plumbing And Profitable Software

Published July 7, 2026 · Based on the SEC 13F filing for 2026 Q1

Portfolio Manager
Atreides Management LP
Performance
-3.35% (2026 Q1)
AUM (13F)
$5.00B
# of Holdings
51
Performance Rank
Allocation (Top 20)
76.16%

Key takeaways

  • Atreides is rotating from headline AI winners into the connectivity, latency, and security infrastructure sitting behind the GPU cycle.
  • High‑multiple, momentum software is being recycled into cheaper, cash‑generating platforms and idiosyncratic turnarounds like Unity and Zoom.
  • The fund is harvesting massive gains in optical and networking incumbents to fund newer semiconductor and AI‑adjacent positions.
  • Consumer and fintech risk is skewed toward beaten‑up, operating‑leverage stories rather than clean secular compounders.
  • Overall tech exposure is rising further, but with more balance between datacenter silicon, software, and power‑heavy utilities.

The thesis in one look

The portfolio tells a clear story this quarter: Atreides is doubling down on the enabling layers of the AI stack, not the poster‑child GPUs. Technology already dominated the book, and it has been pushed even higher, but the emphasis has shifted from a single Nvidia‑centric bet to a more intricate network of connectivity, memory, and software platforms.

At the top, Astera Labs has become the flagship position at 8.99%, with shares up 108.9% and an estimated additional $192.3M put to work. That is not a tweak; it’s a decisive statement that PCIe/CXL connectivity is a core chokepoint in AI infrastructure.

Alongside that, Atreides is leaning into software platforms that can monetize AI workflows rather than just talk about them. Unity, now 6.62% of the book after an 86.9% add, is being treated as a turnaround with embedded optionality despite being modestly underwater versus cost.

The quarter was slightly negative at -3.35%, yet the manager did not de‑risk. Instead, they harvested large, long‑held winners in optical and networking to reload into newer semis, security, and application software — effectively trading yesterday’s AI plays for tomorrow’s rails.

Portfolio concentration
ALAB — 9.0% ($368.89M)U — 6.6% ($271.73M)CIEN — 6.4% ($262.76M)MU — 6.3% ($256.90M)NVDA — 5.3% ($217.75M)AMZN — 4.8% ($198.60M)LITE — 4.6% ($187.91M)GOOGL — 3.9% ($159.60M)COHR — 3.7% ($150.35M)SATS — 2.9% ($117.11M)Other — 46.6% ($1.91B)
53%in top 10
  • ALAB9.0%
  • U6.6%
  • CIEN6.4%
  • MU6.3%
  • NVDA5.3%
  • AMZN4.8%
  • LITE4.6%
  • GOOGL3.9%
  • COHR3.7%
  • SATS2.9%
  • Other46.6%

Performance History

Performance Metric3-Year Annualized3-Year Cumulative
Top 20 Holdings Weighted+42.75%+190.87%
Top 20 Holdings Unweighted+35.41%+148.26%

Fund Performance vs S&P 500

Exposure

Sector allocation

Current sector weights across the reported book, with the shift since last quarter.

Technology58.9%+6.5%
Consumer Discretionary13.6%+0.7%
Utilities8.3%−6.8%
Industrials5.2%+0.3%
Telecommunications4.6%−2.8%
Finance4.2%+0.3%
Real Estate4.0%+2.0%
Miscellaneous0.8%−0.3%
Health Care0.3%+0.1%

Portfolio

Portfolio allocation

The fund's largest reported positions.

Top Holdings

Top 10 holdings

StockCompany% Port.SharesValueActivityOwnershipAvg. CostDate
ALAB
ASTERA LABS INC
8.99%3.37M$368.9M
+108.90%(+1.75M)
2025-Q1: 4.65M shares2025-Q2: 954.8K shares2025-Q3: 62.0K shares2025-Q4: 1.61M shares2026-Q1: 3.37M shares
$156.81(+48.39%)
2026-03-31
U
UNITY SOFTWARE INC
6.62%12.39M$271.7M
+86.94%(+5.76M)
2025-Q1: 9.43M shares2025-Q2: 6.17M shares2025-Q3: 6.11M shares2025-Q4: 6.63M shares2026-Q1: 12.39M shares
$27.80(-2.30%)
2026-03-31
CIEN
CIENA CORP
6.4%676.8K$262.8M
-52.61%(-751.42K)
2025-Q1: 0 shares2025-Q2: 1.26M shares2025-Q3: 1.40M shares2025-Q4: 1.43M shares2026-Q1: 676.8K shares
$76.45(+625.26%)
2026-03-31
MU
MICRON TECHNOLOGY INC
6.26%760.4K$256.9M
+2.91%(+21.51K)
2025-Q1: 889.8K shares2025-Q2: 70.5K shares2025-Q3: 725.0K shares2025-Q4: 738.9K shares2026-Q1: 760.4K shares
$145.92(+492.12%)
2026-03-31
NVDA
NVIDIA CORPORATION
5.31%1.25M$217.8M
-35.15%(-676.64K)
2025-Q1: 1.09M shares2025-Q2: 689.8K shares2025-Q3: 574.7K shares2025-Q4: 1.93M shares2026-Q1: 1.25M shares
$167.07(+34.86%)
2026-03-31
AMZN
AMAZON COM INC
4.84%953.6K$198.6M
+38.64%(+265.76K)
2025-Q1: 689.2K shares2025-Q2: 718.5K shares2025-Q3: 658.9K shares2025-Q4: 687.8K shares2026-Q1: 953.6K shares
$172.24(+53.36%)
2026-03-31
LITE
LUMENTUM HLDGS INC
4.58%267.4K$187.9M
-30.15%(-115.42K)
2025-Q1: 1.88M shares2025-Q2: 1.76M shares2025-Q3: 657.0K shares2025-Q4: 382.8K shares2026-Q1: 267.4K shares
$53.60(+1710.93%)
2026-03-31
GOOGL
ALPHABET INC
3.89%555.0K$159.6M
+7.91%(+40.68K)
2025-Q1: 189.1K shares2025-Q2: 950.9K shares2025-Q3: 550.3K shares2025-Q4: 514.3K shares2026-Q1: 555.0K shares
$172.85(+129.55%)
2026-03-31
COHR
COHERENT CORP
3.66%631.2K$150.3M
-48.90%(-604.09K)
2025-Q1: 0 shares2025-Q2: 0 shares2025-Q3: 913.8K shares2025-Q4: 1.24M shares2026-Q1: 631.2K shares
$110.87(+244.94%)
2026-03-31
SATS
ECHOSTAR CORP
2.85%1.00M$117.1M
+11.02%(+99.26K)
2025-Q1: 0 shares2025-Q2: 0 shares2025-Q3: 0 shares2025-Q4: 901.1K shares2026-Q1: 1.00M shares
$94.55(+45.14%)
2026-03-31

Portfolio changes

What the fund actually did

Every reported change this quarter, grouped by direction. The signal is in the rotation, not any single trade.

New buys
14
ZMZOOM COMMUNICATIONS INC2.6%
CRDOCREDO TECHNOLOGY GROUP HOLDI2.5%
PANWPALO ALTO NETWORKS INC2.2%
VSTVISTRA CORP1.9%
+10 opened
Added to
21
ALABASTERA LABS INC+108.9%
UUNITY SOFTWARE INC+86.9%
RBLXROBLOX CORP+255.2%
AMZNAMAZON COM INC+38.6%
+17 more
Trimmed
15
CIENCIENA CORP-52.6%
COHRCOHERENT CORP-48.9%
NVDANVIDIA CORPORATION-35.1%
LITELUMENTUM HLDGS INC-30.2%
+11 more

Where conviction is rising: AI connectivity, workflow software, and security

The biggest buys are tightly clustered around one idea: own the bottlenecks and workflows created by AI, not just the compute itself.

On the hardware side, Atreides is clearly building an ecosystem around data movement. Astera Labs and new position Credo are both high‑conviction bets that the explosion of GPU deployments will stress interconnect and SerDes more than CPUs. A smaller but notable add to Micron reinforces the view that memory bandwidth and HBM supply will accrue outsized economics as AI training normalizes.

On the software side, the fund is willing to embrace controversy where it sees a path to durable cash flows. Unity’s near‑doubling, a 64.3% increase in Wayfair, and a 255.2% ramp in Roblox are all examples of leaning into battered platforms with large user bases and clear operating‑leverage upside if management execution improves.

The new positions in Zoom, Palo Alto Networks, HubSpot, and Synopsys round out the theme. Zoom is being re‑underwritten as a productivity and communications layer with AI monetization potential, Palo Alto as the security toll‑booth for distributed workloads, HubSpot as a high‑quality SMB software compounder bought after a drawdown, and Synopsys as a picks‑and‑shovels play on chip design and verification.

Even outside pure tech, the new stake in Vistra slots neatly into the thesis. More datacenters and AI training mean more power; Atreides is willing to own a utility with that structural tailwind despite it being temporarily below their average cost.

Conviction

The big buys

The biggest dollar adds this quarter — where conviction is rising.

PositionChangePortfolio weightValue
ALABASTERA LABS INCAdded 108.9%+$192.3M9.0%$368.9M
UUNITY SOFTWARE INCAdded 86.9%+$126.4M6.6%$271.7M
ZMZOOM COMMUNICATIONS INCNew+$105.8M2.6%$105.8M
CRDOCREDO TECHNOLOGY GROUP HOLDINew+$102.4M2.5%$102.4M
PANWPALO ALTO NETWORKS INCNew+$90.1M2.2%$90.1M
VSTVISTRA CORPNew+$78.7M1.9%$78.7M
AKAMAKAMAI TECHNOLOGIES INCNew+$78.4M1.9%$78.4M
HUBSHUBSPOT INCNew+$56.7M1.4%$56.7M

Dollar changes estimated at current prices (shares added × current price); top-50 current positions only.

What they are trimming: cashing in the optics to fund the next leg

The sales this quarter look more like profit‑taking and quality rotation than a change of heart on AI or growth. The manager is freeing capital from big historical winners and marginal stories to fund newer, more asymmetric setups.

The most obvious funding sources are in optical and networking. Ciena was cut by 52.6% and Lumentum by 30.2%, both after enormous gains — Ciena is sitting over 625.3% above average cost and Lumentum an eye‑popping 1710.9%. Coherent was slashed by 48.9% with a 244.9% gain versus cost. These are classic “sell your old heroes to buy the new ones” trades.

Nvidia — once the canonical AI trade — was trimmed by 35.1%. Atreides is not abandoning it (it remains a 5.31% position) but is clearly reallocating away from a crowded winner toward less consensus infrastructure names like Astera Labs, Credo, and GlobalFoundries.

In software, the pattern is sharper. Snowflake was cut by 69.8%, with WIX and Compass both nearly halved, after disappointing return profiles relative to other opportunities. These are not panic exits — some are still above cost — but they signal cooling conviction in high‑multiple growth where unit economics or competitive position are less clear.

Consumer and services names like Wingstop and Dick’s saw trims too, which look like sources of liquidity rather than a macro call. By contrast, Atreides tolerated drawdowns in positions it likes (e.g., HubSpot, Affirm, ACV Auctions) only when that capital could be recycled into higher‑conviction infrastructure or platform software.

Sector rotation: more tech, different tech

The sector bars would suggest a simple headline — Technology up, Utilities and Telecom down — but the underlying move is more nuanced: Atreides is upgrading its tech mix toward mission‑critical infrastructure and durable platforms.

Tech exposure jumped from an estimated 52.4% to 58.9% of the book. However, within that, capital is migrating from legacy optical and generic cloud data platforms into semiconductors, design tools, and software tied directly to AI workloads and network effects. The new or enlarged stakes in Astera Labs, Credo, Micron, Synopsys, and GlobalFoundries, plus incremental Intel, all push the book toward the physical constraints of AI: bandwidth, memory, and manufacturing.

Telecom and utilities on the surface look reduced, but that is mostly Ciena and Lumentum shrinkage. The new Vistra position means the fund is swapping stock‑specific optical risk for a more macro power‑demand bet, consistent with rising datacenter energy needs.

Real “Financials” exposure is modest but edging higher via Rocket, Chime, and a trimmed Affirm, all consumer‑credit or fintech names that can benefit from normalization and operating leverage. The sector label noise in the data (e.g., Mastercard and Visa tagged as Real Estate) obscures that Atreides is actually creeping up in payments and transaction rails, which rhyme with the broader theme of owning toll‑booths on digital activity.

Consumer Discretionary has nudged up, but the composition is skewed to idiosyncratic growth (Amazon, Wayfair, EchoStar, Wingstop) rather than broad retail beta — consistent with a manager still focused on stock‑picking over macro calls.

2025 Q42026 Q1AI & Semis InfrastructureAI & Semis Infrastructure — 2025 Q4: 20%20%AI & Semis Infrastructure — 2026 Q1: 26%26% +6.0ptApplication & Workflow SoftwareApplication & Workflow Software — 2025 Q4: 21%21%Application & Workflow Software — 2026 Q1: 22.9%22.9% +1.9ptConsumer Growth & E‑CommerceConsumer Growth & E‑Commerce — 2025 Q4: 11%11%Consumer Growth & E‑Commerce — 2026 Q1: 12%12% +1.0ptOptical & Legacy NetworkingOptical & Legacy Networking — 2025 Q4: 13%13%Optical & Legacy Networking — 2026 Q1: 8%8% −5.0ptFintech & PaymentsFintech & Payments — 2025 Q4: 4%4%Fintech & Payments — 2026 Q1: 5%5% +1.0ptPower, Defense & Other CyclicalsPower, Defense & Other Cyclicals — 2025 Q4: 8.4%8.4%Power, Defense & Other Cyclicals — 2026 Q1: 8.2%8.2% −0.2pt
Portfolio weight by theme, 2025 Q4 (estimated at current prices) vs 2026 Q1.

What this playbook implies for the next phase of the AI trade

Taken together, the 13F reads like a clear view of where Atreides thinks the puck is going in AI: away from obvious GPU scarcity and into the messy middle — bandwidth, workflows, and security. The fund is willing to pay for quality (HubSpot, Synopsys, Palo Alto) while simultaneously scooping up bruised platforms (Unity, Zoom, Roblox, Wayfair, Rocket) where product‑market fit is proven but sentiment is not.

The book is more concentrated than a typical long‑only portfolio, with 53.4% in the top 10, but it is diversified across layers of the same secular themes. If the AI build‑out continues, Atreides owns the connectivity, memory, design tools, security, and power that must scale with it. If adoption slows, many of these software and payments names can still compound on more traditional drivers.

The main risk in the positioning is obvious: heavy tech and consumer‑growth exposure into a choppy tape. A -3.35% quarter did not prompt a risk‑off pivot, so drawdown tolerance is high. That said, the manager has shown a consistent willingness to harvest big winners and cut weaker stories to fund new ideas, which should give them dry powder if volatility spikes.

For outside observers, the signal is that Atreides believes the easy part of the AI trade is over. The next phase is about picking the overlooked plumbing and platforms that turn compute into cash flows — and this portfolio is already positioned as if that thesis is right.

Frequently asked questions

What did Atreides Management LP buy in 2026 Q1?+

In 2026 Q1, Atreides built new positions in names like Zoom, Credo, Palo Alto Networks, Vistra, Akamai, HubSpot, Synopsys, and several smaller AI‑adjacent and consumer services plays.

What is Atreides Management LP's biggest holding in the 2026 Q1 filing?+

The largest disclosed position is Astera Labs at 8.99% of the reported equity book, after Atreides increased its stake by 108.9% during the quarter.

How is Atreides Management LP positioned toward AI and semiconductors?+

Atreides is heavily exposed to AI infrastructure, with meaningful stakes in Astera Labs, Micron, Nvidia, Intel, Credo, GlobalFoundries, and related semiconductor and design‑tool companies.

Which stocks did Atreides Management LP trim or sell down in 2026 Q1?+

Major trims included Ciena, Coherent, Nvidia, Lumentum, Snowflake, WIX, Compass, and Wingstop, largely to harvest gains and fund higher‑conviction AI and software ideas.

Did Atreides Management LP reduce overall risk after a weak quarter?+

No. Despite a -3.35% quarter, the fund increased its technology weighting and used profits from winners to build new positions in AI infrastructure, security, and workflow software.

How concentrated is Atreides Management LP's portfolio in the latest 13F?+

The top 10 positions account for 53.4% of the disclosed equity portfolio, indicating a fairly concentrated, high‑conviction approach.

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