SPSC SPS Commerce, Inc. Common Stock

together opposite · bar = ρ at each lag, −10 … 0 … +10 days · holdout ρ · click a card for the full picture

SPSC vs WCLD

Both indexed to 100 at 2026-05-11.

SPSC WCLD · range 95–176 · 2026-05-11 → 2026-11-06

Same day, ranked by what's left after the market and sector factors are removed ("beyond mkt").

WCLD WisdomTree Trust WisdomTree Cloud Computing Fund

ρ +0.65beyond mkt +0.29holdout +0.68stable 100%robust

VERX Vertex, Inc. Class A Common Stock

ρ +0.58beyond mkt +0.28holdout +0.72stable 100%robust

FRSH Freshworks Inc. Class A Common Stock

ρ +0.63beyond mkt +0.27holdout +0.63stable 100%robust

BL BlackLine, Inc. Common Stock

ρ +0.62beyond mkt +0.26holdout +0.67stable 100%robust

WK Workiva Inc.

ρ +0.56beyond mkt +0.23holdout +0.64stable 100%robust

ASAN Asana, Inc. Class A Common Stock

ρ +0.59beyond mkt +0.22holdout +0.62stable 100%robust

Biggest shifts in same-day correlation over the last 63 trading days versus the year before.

GPRE Green Plains Inc. Common Stock

Δ -0.59recent -0.41prior +0.17beyond mkt -0.04

LXU LSB INDUSTRIES INC

Δ -0.53recent -0.34prior +0.19beyond mkt -0.05

HZO MarineMax, Inc.

Δ -0.53recent -0.16prior +0.37beyond mkt +0.03

ALZN Alzamend Neuro, Inc. Common Stock

Δ -0.47recent -0.35prior +0.12beyond mkt +0.01

QTRX Quanterix Corporation Common Stock

Δ -0.46recent -0.14prior +0.32beyond mkt +0.07

MTUS Metallus Inc.

Δ -0.46recent -0.15prior +0.31beyond mkt +0.09

Abnormal volume rises and falls on the same days as SPSC's, while prices do not move together: the same hands, not the same business.

Symbol	traded together ρ	big prints together ρ	priced together ρ	q
TNET TRINET GROUP, INC.	+0.41	+0.27	+0.10	<1e-15
BLKB Blackbaud, Inc. Common Stock	+0.39	+0.25	+0.11	<1e-15
IT Gartner, Inc.	+0.38	+0.16	+0.02	<1e-15
UPWK Upwork Inc. Common Stock	+0.34	+0.20	+0.02	1e-11
GIB CGI Inc.	+0.38	+0.18	+0.10	<1e-15
DUOL Duolingo, Inc. Class A Common Stock	+0.32	+0.22	+0.05	1e-9