CNI Canadian National Railway

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

CNI vs CP

Both indexed to 100 at 2026-05-11.

CNI CP · range 99–119 · 2026-05-11 → 2026-11-06

These tend to repeat CNI's moves later.

HCTI Healthcare Triangle, Inc. Common Stock

lag 1dρ -0.21holdout -0.21stable 88%$/day $399krobust

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

CP Canadian Pacific Kansas City Limited

ρ +0.79beyond mkt +0.67holdout +0.80stable 100%robust

UNP Union Pacific Corp.

ρ +0.59beyond mkt +0.35holdout +0.65stable 100%robust

CSX CSX Corporation Common Stock

ρ +0.58beyond mkt +0.34holdout +0.64stable 100%robust

NSC Norfolk Southern Corp.

ρ +0.58beyond mkt +0.33holdout +0.62stable 100%robust

TFII TFI International Inc.

ρ +0.55beyond mkt +0.33holdout +0.58stable 100%robust

EWC iShares MSCI Canada ETF

ρ +0.48beyond mkt +0.31holdout +0.45stable 88%robust

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

FDS Factset Research Systems

horizon 10dρ +0.43holdout +0.63stable 62%moderate

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

BTA Beacon Tactical Alternatives Risk ETF

Δ -0.57recent -0.39prior +0.18beyond mkt +0.01

HP Helmerich & Payne, Inc.

Δ -0.56recent -0.31prior +0.24beyond mkt -0.02

IPGP IPG Photonics Corporation Common Stock

Δ -0.52recent -0.20prior +0.31beyond mkt +0.02

ODC Oil-Dri Corporation of America

Δ -0.51recent -0.19prior +0.32beyond mkt +0.03

MSM MSC Industrial Direct Co., Inc. Class A

Δ -0.50recent -0.08prior +0.42beyond mkt +0.03

MTRN Materion Corporation

Δ -0.48recent -0.12prior +0.36beyond mkt -0.02

Strong beyond-the-market co-movement with few shared neighbours.

Symbol	beyond mkt	raw ρ	shared	isolation
CP Canadian Pacific Kansas City Limited	+0.67	+0.79	21
UNP Union Pacific Corp.	+0.35	+0.59	17