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SIMPLEX TRADING, LLC

Position in CNI — Canadian National Railway Co

CIK 1488542 CHICAGO, IL

Position in CNI

as of Jun 30, 2026 · filed Aug 12, 2026
Position Value
$394,684
-$397,850 QoQ
Shares Held
3,310
-50.7% QoQ
Ownership
0.001%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Dec 2020
8 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in CNI Over Time

Shares Held

Position Value (USD)

Position in Railroads

Industrials · as of Jun 30, 2026

SIMPLEX TRADING, LLC holds $4,960,202 across 3 Railroads names. CNI ranks #2 (8.0% of the industry book) .

# Ticker Company Shares Value (USD) Open
2 CNI
Canadian National Railway Co
This page
3,310 $394,684

All Filings in CNI

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8 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $394,684 3,310
2024-06-30 $792,534 6,709
2024-03-31 $16,858 128
2023-12-31 $1,358,814 10,816
2023-09-30 $440,469 4,066
2023-06-30 $308,365 2,547
2022-12-31 $80,481 677
2020-12-31 $355,364 3,235