What are the top stocks in the Semi Equipment / Litho bubble?

QuantAbundancia maps 7 primary stocks to the Semi Equipment / Litho bubble: ASML, AMAT, LRCX, ACLS, AEHR, KLAC, ICHR.

What ETFs carry the Semi Equipment / Litho thesis?

1 ETF on QuantAbundancia carry the Semi Equipment / Litho thesis: SOXX (primary).

How correlated are Semi Equipment / Litho stocks?

The Semi Equipment / Litho bubble's primary members co-move with a 252-day average correlation of 0.66 across 15 pairs — strong co-movement.

← all bubbles

Semi Equipment / Litho

Picks and shovels of chip manufacturing — the machines that make the machines.

0.660avg corr (252d)

0.46 / 0.86min / max

15pairs

7primary stocks

1etfs

Strong co-movement

Stocks

ASMLASML Holding N.V.
EUV lithography monopoly.
$1457.46
$1205fib+21%
AMATApplied Materials, Inc.
Deposition + etch leader.
$406.50
LRCXLam Research Corporation
Etch + HBM tooling.
$272.82
ACLSAxcelis Technologies, Inc.
Ion implantation ??? niche but critical equipment.
$143.23
AEHRAehr Test Systems
Test systems for SiC + advanced packaging.
$81.80
$66fib+24%
KLACKLA Corporation
Process control + inspection.
$1750.95
ICHRIchor Holdings, Ltd.
Fluid delivery sub-systems for wafer fab.
$64.58
Adjacent (secondary)
GLWCorning Incorporated
Classifier 2026-05-07: primary tier, corr 0.80 to semi-equipment centroid (29 obs, 2nd: semiconductors 0.602). is_primary_bubble=FALSE.
$175.94
AMKRAmkor Technology, Inc.
Classifier 2026-05-07: extended tier, corr 0.70 to semi-equipment centroid (29 obs, 2nd: networking-optical 0.681). is_primary_bubble=FALSE.
$65.85
$55fib+20%
KGCKinross Gold Corporation
Classifier 2026-05-07: extended tier, corr 0.39 to semi-equipment centroid (29 obs, 2nd: semiconductors 0.352). is_primary_bubble=FALSE.
$27.50
TRTTrio-Tech International
Back-end semi reliability test services + burn-in boards — adjacent to the bubble core (ASML/AMAT/LRCX/KLAC front-end tooling). Q3 FY26 +124% YoY rev (Back-End segment +141% to $13.1M), $7.8M cumulative AI-GPU burn-in board orders, 104k sqft Malaysia capacity. Secondary tier — back-end test services are one hop removed from the bubble's front-end tooling-spend cycle.
$13.64
VICRVicor Corporation
Classifier 2026-05-07: extended tier, corr 0.52 to semi-equipment centroid (29 obs, 2nd: networking-optical 0.520). is_primary_bubble=FALSE.
$243.00

Correlation matrix (252d)

	AMAT	LRCX	KLAC	ASML	ACLS	AEHR	ICHR
AMAT	·	0.86	0.84	0.77	—	0.52	0.68
LRCX	0.86	·	0.85	0.80	—	0.52	0.67
KLAC	0.84	0.85	·	0.75	—	0.50	0.67
ASML	0.77	0.80	0.75	·	—	0.46	0.56
ACLS	—	—	—	—	·	—	—
AEHR	0.52	0.52	0.50	0.46	—	·	0.47
ICHR	0.68	0.67	0.67	0.56	—	0.47	·

Ticker order reflects hierarchical clustering assignment. Tighter green blocks on the diagonal = stronger sub-clusters within the bubble.

ETF flows (30d)

12 days with data

-$2.30B

net flow · 30d

$29.6B

bubble AUM

+$751M

biggest inflow

-$4.18B

biggest outflow

Daily net ETF creations minus redemptions across primary ETFs in the bubble. Green = capital in, red = capital out. Computed nightly from issuer NAV + shares-outstanding data.

ETFs carrying the thesis

SOXXPrimary
iShares Semiconductor ETF
BlackRock
—

Sub-clusters

AMATLRCX
KLAC
ASML

Frequently asked questions

What are the top stocks in the Semi Equipment / Litho bubble?: QuantAbundancia maps 7 primary stocks to the Semi Equipment / Litho bubble: ASML, AMAT, LRCX, ACLS, AEHR, KLAC, ICHR.
What ETFs carry the Semi Equipment / Litho thesis?: 1 ETF on QuantAbundancia carry the Semi Equipment / Litho thesis: SOXX (primary).
How correlated are Semi Equipment / Litho stocks?: The Semi Equipment / Litho bubble's primary members co-move with a 252-day average correlation of 0.66 across 15 pairs — strong co-movement.