Polar Asset Management Partners Inc.
Position in CNI — Canadian National Railway Co
CIK 1326389
TORONTO, A6
Position in CNI
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$10,501,705
-$10,607,253 QoQ
Shares Held
88,072
-57.1% QoQ
Ownership
0.015%
of shares outstanding
% of Portfolio
0.29%
of 13F equity value
Holder Rank
#181
of 843 holders
Holding Since
Jun 2024
9 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in CNI Over Time
Shares Held
Position Value (USD)
Derivatives in CNI
reported options exposure · as of Sep 30, 2025CallValue
$4,715,000
CallShares
50,000
PutValue
$0
PutShares
0
Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.
Position in Railroads
Industrials · as of Jun 30, 2026Polar Asset Management Partners Inc. holds $59,853,420 across 4 Railroads names. CNI ranks #3 (17.5% of the industry book) .
All Filings in CNI
Export CSV
10 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $10,501,705 | 88,072 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $21,108,958 | 205,400 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $6,919,500 | 70,000 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $4,715,000 | 50,000 | Call | Sole | 2025-12-01 | |
| 2025-09-30 | $9,430,000 | 100,000 | Shares | Sole | 2025-12-01 | |
| 2025-06-30 | $10,716,120 | 103,000 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $3,898,400 | 40,000 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $2,537,750 | 25,000 | Shares | Sole | 2025-02-25 | |
| 2024-09-30 | $878,625 | 7,500 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $1,181,300 | 10,000 | Shares | Sole | 2024-08-14 | |
| No filing history on record for this holder in this stock. | ||||||