in10x//theses
T4 // connectivity//2026-08-04

Connectivity Is the New Bottleneck

AI bottleneck shifted from compute to data movement; CPO/photonics wins whether the buildout continues or rationalizes

today's evidence: strongly supports DOUBLE DOWN REVIEW 8 days running with the evidence behind it

the chip is what today's evidence says: green means the world moved the way this bet needs, red means it moved against it. it reads the day, not the money. the receipts quietly keep track of that.

today's readInnoLight said firm 2027 orders for 1.6T optical modules are already in and called price-cut rumors badly wrong, while the US lined up $300M for GlobalFoundries silicon photonics, so the data-movement bottleneck story stayed strong even as some voices fretted about AI spending levels.

→ watch tomorrow: Whether the next hyperscaler reports show any actual cut to capital spending rather than just more public fretting about returns.

// the deal, written down first

a bet is only honest if it can lose. these two lines went down before the money did and are never edited: the first is what makes me admit the idea is wrong, the second is what makes me lean in harder.

KILL IF

Hyperscaler capex cut 2 consecutive quarters

DOUBLE DOWN IF

CPO revenue beats conservative path while stocks stay flat

// connected bets · where this one links to the rest

// the pick · the best way to own this idea today

$ALAB Astera Labs

Connectivity pure-play — PCIe/CXL retimers and optical links between AI chips

ALAB still has the cleanest mechanism exposure to AI data-movement connectivity plus the strongest fundamentals: +93% revenue growth and 76% gross margins versus MRVL’s +28% and 52% or COHR’s +21% and 37%, even though its forward P/E is higher at 69. No new evidence makes COHR or MRVL clearly better, so the 5-day hold continues.

what got picked, and when, is logged on its own on the receipts page, the misses alongside the hits.

one stock, re-picked every weekday from the data below · not investment advice

// earnings watch · what each report has to show for the bet to hold

$ALAB Astera Labs reports 2026-08-04 PENDING

To support the thesis that data-movement (not compute) is the binding AI constraint, ALAB must show continued hypergrowth in PCIe/CXL retimer and optical-link revenue, plus explicit evidence that CPO/optical attach is ramping on the conservative path—not just total revenue beats. A miss on connectivity segment growth, softer sequential guide, or management commentary that hyperscalers are deferring rack-scale interconnect/CPO would undercut the bottleneck shift and align with the kill path of cooling capex for data movement.

PCIe/CXL retimer (Aries/Leo-class) revenue growth and sequential trajectoryOptical/CPO-related revenue or design-win commentary vs prior conservative pathHyperscaler demand commentary and any signal of interconnect capex deferralsGross margin stability (connectivity mix vs pricing pressure)Forward guide for connectivity products and CPO timeline milestones
$COHR Coherent reports 2026-08-12 PENDING

To support the thesis that data-movement photonics is the binding constraint, COHR must show continued acceleration in datacom/optical transceiver demand (volume and/or mix into higher-speed modules) plus concrete CPO/silicon-photonics design-win or sampling progress, with management affirming hyperscaler optics spend is holding. A miss or sharp deceleration in communications/datacom revenue, delayed CPO timelines, or explicit commentary that customers are cutting or pushing out optical capex would undercut the bottleneck thesis and align with the kill path of sustained hyperscaler spend weakn

Datacom / optical communications segment revenue growth vs prior quarter and YoY800G/1.6T transceiver mix, ASPs, and order/backlog commentaryAny CPO or co-packaged optics revenue, sampling, or design-win updatesGross margin trajectory in photonics/transceivers (mix and utilization)FY guidance language on AI/datacenter optics demand and hyperscaler customer spend

// the companies · why these, and what their numbers say

MRVLCustom AI silicon + electro-optics for hyperscaler interconnect
ALABConnectivity pure-play — PCIe/CXL retimers and optical links between AI chips
COHRLasers and optical transceivers — the photonics picks-and-shovels
company mkt cap rev growth gross margin fwd p/e fcf margin vs 52w high earnings
MRVLMarvell $173.9B +27.6% 51.5% 31× +26.0% -41.2% Aug 27
ALABAstera Labs $55.0B +93.4% 76.0% 69× +24.0% -35.7% Aug 04
COHRCoherent $56.4B +20.5% 37.0% 35× -3.0% -34.5% Aug 12

in plain words: mkt cap what the whole company costs to buy · rev growth how much faster sales are running than a year ago · gross margin what is left of each sale before running the business · fwd p/e how many years of expected profit you pay for one share, and (t) means last year's profit where nobody forecasts next year's · fcf margin the slice of sales that ends up as spare cash · vs 52w high how far below its best price of the last year the share sits. these numbers refresh daily from Yahoo Finance.

// the last 90 days · these names against the market they trade in

0%+157%-50%05-0408-03
MRVL +18.5% ALAB +59.5% COHR -12.6% SMH +7.6%

// the prices · last close 2026-08-04

ticker close 1d 30d vs SMH 30d
MRVLMarvell 193.86 +3.4% -20.9% -13.1%
ALABAstera Labs 320.98 +3.1% -21.0% -13.1%
COHRCoherent 288.32 +9.7% -13.5% -5.6%

// the daily evidence · every signal scored from −2 to +2

a signal is one thing this bet depends on. the AI scores each one every weekday, from −2 (strongly against the bet) to +2 (strongly for it). what the world did counts triple, because a share price can move for any reason at all.

cpo_orders what the world did · counts 3× 2

CPO / 1.6T optical module order and shipment news

capex_guidance what the world did · counts 3× 1

hyperscaler capex guidance changes (weekly check)

interconnect_bottleneck what the world did · counts 3× 2

evidence data movement is the binding constraint — scale-up fabric, NVLink/optical bandwidth limits, co-packaged optics roadmaps

price_momentum what the price did · counts 1× -1

30d relative performance vs SMH

strongly supports · supports · neutral · against · strongly against · one square per weekday

2026-07-222026-08-04

// the tape · this bet, day by day

08-04 InnoLight said firm 2027 orders for 1.6T optical modules are already in and called price-cut rumors badly wrong, while the US lined up $300M for GlobalFoundries silicon photonics, so the data-movement bottleneck story stayed strong even as some voices fretted about AI spending levels.
08-03 InnoLight confirmed firm 2027 orders for 1.6T optical modules and called price-cut rumors badly wrong, while fresh US funding for silicon photonics and Cisco notes that optics now eat a bigger share of AI cluster cost kept the connectivity bottleneck story strong; hyperscalers still raised or held s
07-31 Nvidia CPO volume-production headlines, Ligitek 1.6T module adoption, Eliyan $145M optical raise and GF $300M photonics LOI held cpo_orders and interconnect at +2 while MSFT unchanged capex guide offset Alphabet scrutiny to keep capex at +1; 30d vs SMH still ~-20% left momentum at -1.
07-30 Nvidia CPO volume-production and 1.6T module adoption plus copper-running-out photonics headlines kept cpo_orders and interconnect at +2, while MSFT's constructive AI spend guide offset broader hyperscaler-capex scrutiny to leave capex_guidance at +1; deeper 30d underperformance vs SMH (-23%) held p
07-29 Nvidia/Broadcom CPO volume-ramp and copper-running-out photonics headlines kept cpo_orders and interconnect at +2, while Alphabet’s raised 2026 capex (up to $205B) and continued hyperscaler spend focus held capex_guidance at +2; 30d avg underperformance vs SMH (-17.8%) still caps price_momentum at -
07-28 Nvidia CPO ecosystem volume-production headlines and copper-running-out photonics coverage held cpo_orders and interconnect at +2, while Alphabet’s AI spend raise plus continued hyperscaler capex focus kept capex_guidance at +2; 30d avg underperformance vs SMH (-17.8%) still caps price_momentum at -
07-27 Eoptolink 1.6T H2 ramp plus Nvidia CPO volume-production and copper-to-photonics coverage held cpo_orders and interconnect at +2, while Alphabet’s AI spend raise and Lisa Su’s demand comments kept capex support; 30d underperformance vs SMH still caps price_momentum at -1.

// the headlines · the last 7 days the machine read for this bet