HSTM HealthStream, Inc. Common Stock

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

HSTM vs ASTH

Both indexed to 100 at 2026-05-11.

HSTM ASTH · range 88–152 · 2026-05-11 → 2026-11-06

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

ASTH Astrana Health Inc. Common Stock

ρ +0.36beyond mkt +0.24holdout +0.32stable 100%robust

PHR Phreesia, Inc.

ρ +0.47beyond mkt +0.23holdout +0.58stable 100%robust

PRVA Privia Health Group, Inc. Common Stock

ρ +0.41beyond mkt +0.21holdout +0.28stable 100%robust

DH Definitive Healthcare Corp. Class A Common Stock

ρ +0.38beyond mkt +0.21holdout +0.29stable 88%robust

BFLY Butterfly Network, Inc.

ρ +0.30beyond mkt +0.21holdout +0.19stable 75%robust

CRVL CorVel Corp. Common Stock

ρ +0.43beyond mkt +0.20holdout +0.44stable 100%robust

No day-to-day relationship, but 5- or 10-day returns move together.

ZIP ZipRecruiter, Inc.

horizon 10dρ +0.50holdout +0.35stable 100%robust

NEXN Nexxen International Ltd. Ordinary Shares

horizon 10dρ +0.36holdout +0.33stable 75%robust

EVCM EverCommerce Inc. Common Stock

horizon 5dρ +0.34holdout +0.40stable 88%robust

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

AROC Archrock Inc

Δ -0.63recent -0.44prior +0.19beyond mkt +0.03

CRNT Ceragon Networks Ltd. Ordinary Shares

Δ -0.62recent -0.44prior +0.18beyond mkt +0.03

MPTI M-tron Industries, Inc.

Δ -0.61recent -0.43prior +0.18beyond mkt +0.10

SVCO Silvaco Group, Inc. Common Stock

Δ -0.61recent -0.48prior +0.13beyond mkt -0.03

GHM Graham Corporation

Δ -0.60recent -0.41prior +0.19beyond mkt +0.08

SEI Solaris Energy Infrastructure, Inc.

Δ -0.58recent -0.48prior +0.09beyond mkt +0.06