Two Sigma Investments
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Two Sigma Investments’s Canadian National Railway CNI Stock Holding History

Two Sigma Investments’s Portfolio CNI Stock Details CNI Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$43.5M Sell
423,585
-327,345
-44% -$33.8M 0.04% 553
2025
Q4 		$74.2M Sell
750,930
-497,041
-40% -$47.8M 0.1% 246
2025
Q3 		$118M Buy
1,247,971
+111,090
+10% +$10.7M 0.18% 157
2025
Q2 		$118M Buy
1,136,881
+633,063
+126% +$64.4M 0.21% 116
2025
Q1 		$49.1M Sell
503,818
-106,274
-17% -$10.7M 0.11% 239
2024
Q4 		$61.9M Buy
610,092
+194,107
+47% +$21.2M 0.14% 180
2024
Q3 		$48.7M Buy
415,985
+280,200
+206% +$32.6M 0.11% 229
2024
Q2 		$16M Buy
+135,785
New +$17M 0.04% 537
2023
Q4 		– Sell
-580,685
Closed -$62.9M – 3182
2023
Q3 		$62.9M Buy
580,685
+4,409
+0.8% +$506K 0.17% 165
2023
Q2 		$69.8M Sell
576,276
-65,575
-10% -$7.78M 0.18% 157
2023
Q1 		$75.7M Buy
641,851
+167,066
+35% +$19.7M 0.22% 119
2022
Q4 		$56.4M Sell
474,785
-52,700
-10% -$6.3M 0.18% 142
2022
Q3 		$57M Sell
527,485
-1,006,926
-66% -$120M 0.19% 134
2022
Q2 		$173M Buy
1,534,411
+761,711
+99% +$89M 0.57% 33
2022
Q1 		$104M Sell
772,700
-448,435
-37% -$56.1M 0.31% 79
2021
Q4 		$150M Buy
1,221,135
+881,828
+260% +$112M 0.32% 71
2021
Q3 		$39.2M Sell
339,307
-1,819,787
-84% -$201M 0.09% 256
2021
Q2 		$228M Buy
2,159,094
+656,462
+44% +$72.5M 0.52% 22
2021
Q1 		$174M Buy
1,502,632
+1,486,359
+9,134% +$165M 0.45% 38
2020
Q4 		$1.79M Sell
16,273
-28,630
-64% -$3.09M 0.01% 1567
2020
Q3 		$4.78M Buy
+44,903
New +$4.51M 0.02% 811
2020
Q2 		– Sell
-121,813
Closed -$9.46M – 3009
2020
Q1 		$9.46M Sell
121,813
-122,181
-50% -$10.7M 0.08% 275
2019
Q4 		$22.1M Sell
243,994
-151,262
-38% -$13.6M 0.07% 344
2019
Q3 		$35.5M Buy
395,256
+26,114
+7% +$2.41M 0.12% 229
2019
Q2 		$34.1M Buy
+369,142
New +$33.9M 0.11% 223
2019
Q1 		– Sell
-357,561
Closed -$26.5M – 3080
2018
Q4 		$26.5M Sell
357,561
-448,762
-56% -$37.2M 0.1% 255
2018
Q3 		$72.3M Buy
806,323
+795,834
+7,587% +$69.5M 0.2% 154
2018
Q2 		$858K Sell
10,489
-426,637
-98% -$33.9M ﹤0.01% 2263
2018
Q1 		$31.9M Buy
437,126
+281,297
+181% +$21.7M 0.11% 240
2017
Q4 		$12.9M Sell
155,829
-225,840
-59% -$18.2M 0.04% 509
2017
Q3 		$31.6M Buy
381,669
+49,206
+15% +$3.99M 0.11% 230
2017
Q2 		$27M Sell
332,463
-26,349
-7% -$2.01M 0.1% 258
2017
Q1 		$26.5M Buy
358,812
+191,569
+115% +$13.6M 0.09% 303
2016
Q4 		$11.2M Sell
167,243
-109,185
-39% -$7.21M 0.04% 493
2016
Q3 		$18.1M Buy
276,428
+267,785
+3,098% +$16.9M 0.07% 338
2016
Q2 		$508K Sell
8,643
-180,621
-95% -$10.9M ﹤0.01% 2240
2016
Q1 		$11.8M Buy
189,264
+179,064
+1,756% +$10M 0.06% 392
2015
Q4 		$570K Sell
10,200
-312,580
-97% -$18.3M ﹤0.01% 1885
2015
Q3 		$18.3M Sell
322,780
-421,101
-57% -$24.5M 0.09% 239
2015
Q2 		$42.9M Sell
743,881
-148,517
-17% -$9.3M 0.2% 126
2015
Q1 		$59.8M Buy
892,398
+793,498
+802% +$54M 0.28% 78
2014
Q4 		$6.81M Sell
98,900
-823,800
-89% -$56.4M 0.04% 544
2014
Q3 		$65.5M Buy
922,700
+430,913
+88% +$29.9M 0.29% 101
2014
Q2 		$32M Buy
+491,787
New +$29.2M 0.14% 202

Other funds holding CNI

Gates Foundation Trust
Gates Foundation Trust Kirkland, Washington $31.7B AUM 20.52% 1-Year Est. Return
Royal Bank of Canada
Royal Bank of Canada Toronto, Ontario, Canada $570B AUM 27.57% 1-Year Est. Return
Caisse de Depot et Placement du Quebec (CDPQ)
Caisse de Depot et Placement du Quebec (CDPQ) Montreal, Quebec, Canada $62.4B AUM 23.7% 1-Year Est. Return
1832 Asset Management
1832 Asset Management Toronto, Ontario, Canada $109B AUM 35.56% 1-Year Est. Return
Fidelity International
Fidelity International Hamilton, Bermuda $129B AUM 30.83% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Bank of Montreal
Bank of Montreal Toronto, Ontario, Canada $269B AUM 31.4% 1-Year Est. Return
TD Asset Management
TD Asset Management Toronto, Ontario, Canada $123B AUM 34.51% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
Massachusetts Financial Services
Massachusetts Financial Services Boston, Massachusetts $298B AUM 21.96% 1-Year Est. Return

Two Sigma Investments's CNI Position: Q1 2026 in Review

Two Sigma Investments reduced its Canadian National Railway (CNI) stake by 44% in Q1 2026, selling an estimated $33.8M and leaving 423,585 shares worth $43.5M. The position accounts for 0.04% of the portfolio, ranked #553.

Two Sigma Investments first reported a position in CNI in Q2 2014 and has held it in 44 quarters since. The position peaked at $228M in Q2 2021. 824 funds tracked by Wall St. Rank hold CNI as of Q1 2026.

  • Two Sigma Investments held 423,585 shares of Canadian National Railway worth $43.5M as of Q1 2026.
  • Two Sigma Investments sold 327,345 Canadian National Railway shares in Q1 2026, an estimated $33.8M.
  • Canadian National Railway made up 0.04% of Two Sigma Investments's portfolio in Q1 2026, its #553 holding.
  • Two Sigma Investments first reported a position in Canadian National Railway in Q2 2014 and has held it in 44 quarters since.
  • Two Sigma Investments's Canadian National Railway position peaked at $228M in Q2 2021.
  • 824 funds tracked by Wall St. Rank held Canadian National Railway as of Q1 2026.

Based on Two Sigma Investments's 13F filing for Q1 2026, filed 15 May 2026.