TWO SIGMA SECURITIES, LLC
Broker-DealerPosition in CNI — Canadian National Railway Co
CIK 1450144
NEW YORK, NY
Position in CNI
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$1,750,920
+$1,211,789 QoQ
Shares Held
14,684
+179.9% QoQ
Ownership
0.002%
of shares outstanding
% of Portfolio
0.22%
of 13F equity value
Holder Rank
#349
of 826 holders
Holding Since
Mar 2020
11 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, 2024CallValue
$304,590
CallShares
2,600
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, 2026TWO SIGMA SECURITIES, LLC holds $7,371,535 across 7 Railroads names. CNI ranks #2 (23.8% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | UNP |
Union Pacific Corp
|
11,885 | $3,232,720 | |
| 2 | CNI |
Canadian National Railway Co
This page
|
14,684 | $1,750,920 | |
| 3 | CSX |
Csx Corp
|
24,258 | $1,152,982 | |
| 4 | WAB |
Westinghouse Air Brake Technologies Corp
|
2,004 | $540,278 | |
| 5 | NSC |
Norfolk Southern Corp
|
1,376 | $432,875 | |
| 6 | FSTR |
Foster L B Co
|
5,795 | $261,760 | |
| 7 | RVSN |
Rail Vision Ltd.
|
15,915 | $0 |
All Filings in CNI
Export CSV
16 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $1,750,920 | 14,684 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $539,131 | 5,246 | Shares | Sole | 2026-05-15 | |
| 2024-09-30 | $304,590 | 2,600 | Call | Sole | 2024-11-14 | |
| 2024-06-30 | $378,016 | 3,200 | Shares | Sole | 2024-08-14 | |
| 2024-06-30 | $637,902 | 5,400 | Put | Sole | 2024-08-14 | |
| 2023-12-31 | $376,890 | 3,000 | Put | Sole | 2024-02-14 | |
| 2023-09-30 | $1,061,634 | 9,800 | Put | Sole | 2023-11-14 | |
| 2023-09-30 | $227,493 | 2,100 | Call | Sole | 2023-11-14 | |
| 2023-09-30 | $495,501 | 4,574 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $544,815 | 4,500 | Put | Sole | 2023-08-14 | |
| 2023-06-30 | $508,494 | 4,200 | Call | Sole | 2023-08-14 | |
| 2023-03-31 | $318,519 | 2,700 | Call | Sole | 2023-05-15 | |
| 2021-09-30 | $1,066,524 | 9,222 | Shares | Sole | 2021-11-15 | |
| 2021-06-30 | $327,112 | 3,100 | Put | Sole | 2021-08-16 | |
| 2020-03-31 | $267,357 | 3,444 | Shares | Sole | 2020-05-15 | |
| 2020-03-31 | $217,364 | 2,800 | Put | Sole | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||