RELATIVE CO-MOVEMENT
SPY-adjustedHow the members are behaving together
Group median -0.77Strongest path MTZWeakest path LASR
Observed member paths adjusted against SPY. The median is emphasized; shading marks the latest observation window.
MARKET-DISCOVERED GROUP
Infrastructure Technology
22 of 27 members show broad activity, but direction is mixed. Treat this as shared attention—not yet a clean group trade.
Participation22 of 2782% active now
DirectionMixed21% agreement—not a clean directional move
Outside confirmation0 of 8filing-linked outsiders moving with the group
Observed history2 episodes11 active sessions
01 · WHAT IS HAPPENING
The move and its drivers
02 · WHY IT MATTERS
The business context around the move
WHY THIS GROUP EXISTS
26/27 members coveredShared filing context
Moderate filing support: the strongest shared 10-Q/K outlook is operating setup (near-term outlook) across CIEN, COHR, DY, ECG, EME, FIX, FN, LGN, LITE, MTZ, ORA, PWR, SMTC, SNDK, STRL, TTMI, VIAV, VICR, VRT, WDC.
demand / volume affecting revenue
“Consumer revenue decreased by 3% for the three months ended January 2, 2026 from the comparable period in the prior year, driven by a 5% decrease in exabytes sold, partially offset by a 3% increase in average selling price per exabyte, both of which reflect variations in product mix and demand.”
WDC 10-Q · 2026-01-30
credit / rates affecting interest expense
“The increase was partially offset by lower interest expense driven by lower debt balances.”
WDC 10-K · 2025-08-14
demand / volume
“The decrease in exabytes sold was driven by lower demand in the first three months of the year.”
WDC 10-Q · 2026-01-30
WHERE IT COULD SPREAD
0 confirming nowFiling-linked outsiders
Companies outside the group that have disclosed links to its members. Their current state is a confirmation check, not a forecast.
TNot confirming
CIEN · customer
Filing receipt
“Sales to AT&T were $500.7 million, or 10.5% of total revenue, in fiscal 2025, and $475.3 million, or 11.8% of total revenue, in fiscal 2024.”
KXIAYCurrent read unavailable
SNDK · supplier
Filing receipt
“r other committed expenses, including research and development and building depreciation and payments made directly to Kioxia in consideration for the manufacturing serv…”
NVDANot confirming
COHR · customer
Filing receipt
“The increase was primarily due to the $2 billion in proceeds from the issuance of Common Stock to NVIDIA, net of fees, partially offset by higher payments, net of borrow…”
AAOINot confirming
LITE · text peer
03 · WHO IS IN IT
Member participation
WDCVIAVSNDKFIXVICRCOHRSTXTSEMVRTMYRGLASRCIENEMEMTZPWRLITESTRLNVTLGNSMTCTTMIECGFNSEI
22/27 active16 rising · 8 falling
MemberUnusual activityToday's moveRead now
WDCWestern Digital Corporation
Most unusual
-3.8%
Most unusualActive; direction differs
VIAVViavi Solutions Inc.
Elevated
-3.5%
ElevatedActive; direction differs
SNDKSandisk Corporation
Elevated
-3.7%
ElevatedActive; direction differs
FIXComfort Systems USA, Inc.
Elevated
-1.1%
ElevatedActive; direction differs
VICRVicor Corporation
Elevated
+1.1%
ElevatedActive; direction differs
COHRCoherent Corp.
Elevated
+13.4%
ElevatedActive; direction differs
STXSeagate Technology Holdings PLC
Elevated
-4.7%
ElevatedActive; direction differs
TSEMTower Semiconductor Ltd.
Elevated
+12.6%
ElevatedActive; direction differs
VRTVertiv Holdings Co
Elevated
-1.0%
ElevatedActive; direction differs
MYRGMYR Group Inc.
Elevated
+1.9%
ElevatedActive; direction differs
LASRnLIGHT, Inc.
Elevated
-25.9%
ElevatedActive; direction differs
CIENCiena Corporation
Elevated
+2.3%
ElevatedActive; direction differs
EMEEMCOR Group, Inc.
Elevated
+1.2%
ElevatedActive; direction differs
MTZMasTec, Inc.
Elevated
+5.4%
ElevatedActive; direction differs
PWRQuanta Services, Inc.
Elevated
+0.7%
ElevatedActive; direction differs
LITELumentum Holdings Inc.
Elevated
+6.4%
ElevatedActive; direction differs
STRLSterling Infrastructure, Inc.
Elevated
+2.0%
ElevatedActive; direction differs
NVTnVent Electric plc
Elevated
+0.9%
ElevatedActive; direction differs
LGNLegence Corp.
Elevated
+1.4%
ElevatedActive; direction differs
SMTCSemtech Corporation
Quiet
+3.5%
QuietBreadth test
TTMITTM Technologies, Inc.
Quiet
+0.6%
QuietBreadth test
ECGEverus Construction Group, Inc.
Quiet
-1.8%
QuietBreadth test
FNFabrinet
Quiet
+3.3%
QuietBreadth test
SEISolaris Energy Infrastructure, Inc.
Quiet
+1.7%
QuietBreadth test
View exact member values
| TICKER | Company | Role now | Today | Trader interpretation |
|---|---|---|---|---|
| WDC | Western Digital Corporation | Most unusual | -3.8% | Most unusual activity in this snapshot; performance direction may differ. |
| VIAV | Viavi Solutions Inc. | Participating | -3.5% | Active, but the group has not aligned on direction. |
| SNDK | Sandisk Corporation | Participating | -3.7% | Active, but the group has not aligned on direction. |
| FIX | Comfort Systems USA, Inc. | Participating | -1.1% | Active, but the group has not aligned on direction. |
| VICR | Vicor Corporation | Participating | +1.1% | Active, but the group has not aligned on direction. |
| COHR | Coherent Corp. | Participating | +13.4% | Active, but the group has not aligned on direction. |
| STX | Seagate Technology Holdings PLC | Participating | -4.7% | Active, but the group has not aligned on direction. |
| TSEM | Tower Semiconductor Ltd. | Participating | +12.6% | Active, but the group has not aligned on direction. |
| VRT | Vertiv Holdings Co | Participating | -1.0% | Active, but the group has not aligned on direction. |
| MYRG | MYR Group Inc. | Participating | +1.9% | Active, but the group has not aligned on direction. |
| LASR | nLIGHT, Inc. | Participating | -25.9% | Active, but the group has not aligned on direction. |
| CIEN | Ciena Corporation | Participating | +2.3% | Active, but the group has not aligned on direction. |
| EME | EMCOR Group, Inc. | Participating | +1.2% | Active, but the group has not aligned on direction. |
| MTZ | MasTec, Inc. | Participating | +5.4% | Active, but the group has not aligned on direction. |
| PWR | Quanta Services, Inc. | Participating | +0.7% | Active, but the group has not aligned on direction. |
| LITE | Lumentum Holdings Inc. | Participating | +6.4% | Active, but the group has not aligned on direction. |
| STRL | Sterling Infrastructure, Inc. | Participating | +2.0% | Active, but the group has not aligned on direction. |
| NVT | nVent Electric plc | Participating | +0.9% | Active, but the group has not aligned on direction. |
| LGN | Legence Corp. | Participating | +1.4% | Active, but the group has not aligned on direction. |
| SMTC | Semtech Corporation | Quiet / lagging | +3.5% | Not participating yet; a breadth test or a genuine divergence. |
| TTMI | TTM Technologies, Inc. | Quiet / lagging | +0.6% | Not participating yet; a breadth test or a genuine divergence. |
| ECG | Everus Construction Group, Inc. | Quiet / lagging | -1.8% | Not participating yet; a breadth test or a genuine divergence. |
| FN | Fabrinet | Quiet / lagging | +3.3% | Not participating yet; a breadth test or a genuine divergence. |
| SEI | Solaris Energy Infrastructure, Inc. | Quiet / lagging | +1.7% | Not participating yet; a breadth test or a genuine divergence. |
04 · HAS THIS HAPPENED BEFORE