Calls
22
#1202
Alpha Score 2.0
demian_ai
Win Rate
18.2%
return
-15.1%
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Ticker
Side
Mentions
First Call
Call Price
P&L
Thesis
Theme
Source
Long
May 31
$69.56
-29.6%
Buy AMKR as TSMC's CoWoS overflow is being directed to Amkor as the primary independent advanced packaging partner; TSMC's ramp to ~130K CoWoS wafers/month still falls short of demand, making AMKR a structural beneficiary with geopolitical tailwinds from US/Vietnam capacity build.
Buy AMKR as TSMC's CoWoS overflow is being directed to Amkor as the primary independent advanced packaging partner; TSMC's ramp to ~130K CoWoS wafers/month still falls short of demand, making AMKR a structural beneficiary with geopolitical tailwinds from US/Vietnam capacity build.
Foundry Equipment
Long
May 31
$231.09
-3.9%
Author discloses entering a new long position in Nebius ($NBIS), consistent with the broader AI infrastructure thesis outlined in the accompanying narrative about compute capacity and power demand.
Author discloses entering a new long position in Nebius ($NBIS), consistent with the broader AI infrastructure thesis outlined in the accompanying narrative about compute capacity and power demand.
NeoCloud
Long
Jun 04
$38.37
-3.4%
Buy ASX as a pure-play advanced packaging assembler executing on panel-level FOCoS with a defined H1 2027 production timeline and a second larger-format line already in the pipeline, positioning it as a key beneficiary of AI accelerator packaging scale-up.
Buy ASX as a pure-play advanced packaging assembler executing on panel-level FOCoS with a defined H1 2027 production timeline and a second larger-format line already in the pipeline, positioning it as a key beneficiary of AI accelerator packaging scale-up.
Foundry Equipment
Long
Jun 03
$440.36
-5.2%
Buy TSM as the sole supplier of both N3 logic and CoWoS advanced packaging for every major AI accelerator (NVIDIA, AMD, Google, Amazon, Microsoft, Apple); capacity expanding ~3.5x to 70k wafers/month by end-2027 yet remains structurally tight against hyperscaler demand, with multi-year reservation contracts locking in pricing power.
Buy TSM as the sole supplier of both N3 logic and CoWoS advanced packaging for every major AI accelerator (NVIDIA, AMD, Google, Amazon, Microsoft, Apple); capacity expanding ~3.5x to 70k wafers/month by end-2027 yet remains structurally tight against hyperscaler demand, with multi-year reservation contracts locking in pricing power.
Foundry Equipment
Long
Aug 12
$117.31
-17.7%
Buy AEHR as wafer-level burn-in adoption accelerates among AI chip customers — lead customer has moved all burn-in screening to wafer stage, a second major processor supplier's benchmark exceeded expectations and is now considering pilot production, and the company guided $130-150M revenue vs $50M prior year with $100M backlog.
Foundry Equipment
Long
Jul 13
$79.00
-36.1%
Buy PENG as it converts AI memory scarcity into immediate revenue — Q3 results (48% revenue growth, 5x operating income) demonstrate it earns now by integrating memory, clusters, and infrastructure software into deployable AI systems, ahead of longer-cycle plays.
Buy PENG as it converts AI memory scarcity into immediate revenue — Q3 results (48% revenue growth, 5x operating income) demonstrate it earns now by integrating memory, clusters, and infrastructure software into deployable AI systems, ahead of longer-cycle plays.
AI Hardware
Long
Jun 17
$59.70
-37.9%
Buy AIXTRON (AIXA.DE) as the equipment supplier for III-V epitaxial reactors; one layer above the wafer itself, it benefits from capacity expansion demand as photonics/co-packaged optics orders convert from slideware to real procurement.
Buy AIXTRON (AIXA.DE) as the equipment supplier for III-V epitaxial reactors; one layer above the wafer itself, it benefits from capacity expansion demand as photonics/co-packaged optics orders convert from slideware to real procurement.
Foundry Equipment
Long
Jun 17
$93.89
-28.1%
Buy AXTI as a US-listed III-V substrate supplier; co-packaged optics buildout drives laser demand, which squeezes the small, slow-to-expand epitaxial wafer supply sitting four layers upstream of the chips most investors watch.
Buy AXTI as a US-listed III-V substrate supplier; co-packaged optics buildout drives laser demand, which squeezes the small, slow-to-expand epitaxial wafer supply sitting four layers upstream of the chips most investors watch.
AI Photonics
Long
Jun 17
$55.50
-15.3%
Buy IQE (London-listed III-V wafer supplier) as the EU-book equivalent of the same thesis: photonics/co-packaged optics demand creates a supply squeeze at the epitaxial substrate layer, which is small-float and capacity-constrained.
Buy IQE (London-listed III-V wafer supplier) as the EU-book equivalent of the same thesis: photonics/co-packaged optics demand creates a supply squeeze at the epitaxial substrate layer, which is small-float and capacity-constrained.
AI Photonics
Long
Jun 17
$126.60
-14.1%
Buy Soitec (SOI.PA) as a European specialty substrate beneficiary of the III-V/photonics supply squeeze; author's EU bottleneck book identified it as a top-performing layer driven by co-packaged optics demand.
Buy Soitec (SOI.PA) as a European specialty substrate beneficiary of the III-V/photonics supply squeeze; author's EU bottleneck book identified it as a top-performing layer driven by co-packaged optics demand.
Foundry Equipment
Long
Jun 15
$26.64
+2.0%
Buy Unimicron as AI package size migration (Rubin→Feynman: 8k→18k mm², 18→24 layers) drives substrate utilization above 100% in 2027; Unimicron holds 35-40% of scarce T-glass allocation and has 5-7 year LTAs with deposits, de-risking expansion while competitors get rationed.
Buy Unimicron as AI package size migration (Rubin→Feynman: 8k→18k mm², 18→24 layers) drives substrate utilization above 100% in 2027; Unimicron holds 35-40% of scarce T-glass allocation and has 5-7 year LTAs with deposits, de-risking expansion while competitors get rationed.
PCB/Substrates
Long
Jun 04
$88.50
-8.8%
Buy ACMR as the wet-process equipment supplier for panel packaging, with tools already sized for 515×510mm and 600×600mm formats; smaller and less-followed than peers, it offers leveraged exposure to panel-line ramps with specific tool configurations already disclosed.
Buy ACMR as the wet-process equipment supplier for panel packaging, with tools already sized for 515×510mm and 600×600mm formats; smaller and less-followed than peers, it offers leveraged exposure to panel-line ramps with specific tool configurations already disclosed.
Foundry Equipment
Long
Jun 04
$276.52
+5.5%
Buy ONTO as the critical lithography and metrology enabler for panel-level packaging; its panel steppers and inspection tools are purpose-built for the new rectangular format, giving it a captive role across every panel-packaging ramp at TSM, ASX, and AMKR.
Buy ONTO as the critical lithography and metrology enabler for panel-level packaging; its panel steppers and inspection tools are purpose-built for the new rectangular format, giving it a captive role across every panel-packaging ramp at TSM, ASX, and AMKR.
Foundry Equipment
Long
Jun 03
$355.57
-20.3%
Buy ALAB on durable competitive moat in PCIe Gen 6 retimers — sole-source status on NVIDIA/hyperscaler platforms, 76% GAAP gross margins, 93% YoY Q1 growth, Scorpio fabric ramp, and optical retimer optionality via aiXscale acquisition; moat intact until Broadcom achieves high-volume Gen 6 qualification.
Buy ALAB on durable competitive moat in PCIe Gen 6 retimers — sole-source status on NVIDIA/hyperscaler platforms, 76% GAAP gross margins, 93% YoY Q1 growth, Scorpio fabric ramp, and optical retimer optionality via aiXscale acquisition; moat intact until Broadcom achieves high-volume Gen 6 qualification.
AI ASIC
Long
Jun 01
$24.91
-54.7%
Buy FLNC as the NVDA/Siemens Vera Rubin N72 reference power architecture validates the grid bottleneck thesis; two hyperscaler MSAs signed Q2, firm orders guided through June 30, and EBITDA ramping toward $40-60M FY26 guide ahead of Aug 10 earnings create a multi-catalyst setup.
Buy FLNC as the NVDA/Siemens Vera Rubin N72 reference power architecture validates the grid bottleneck thesis; two hyperscaler MSAs signed Q2, firm orders guided through June 30, and EBITDA ramping toward $40-60M FY26 guide ahead of Aug 10 earnings create a multi-catalyst setup.
Batteries & Storage
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demian_ai has 22 trade ideas tracked on Buzzberg across 22 tickers since May 2026. Win rate 18% across 22 evaluated calls, average return -15.1%. Ranked #1202 on the Buzzberg Alpha leaderboard. Most covered: NBIS, AMKR, ASX.
