Louisbourg Investments Inc. Portfolio Holdings

Louisbourg Investments Inc.

  • $502 Billion
  • Q4 2025

Louisbourg Investments Inc. has filed its 13F form on January 16, 2026 for Q4 2025 where it was disclosed a total value porftolio of $502 Billion distributed in 213 stocks.

Among their holdings, we can observe that their the top five positions include companies like: Canadian National Railway CO with a value of $28.7B, Microsoft Corp with a value of $13.3B, Alphabet Inc. with a value of $13.1B, Ishares Core S&P 500 ETF with a value of $12.2B, and Shopify Inc. with a value of $10.8B.

Examining the 13F form we can see an increase of $43.7B in the current position value, from $458B to 502B.

Louisbourg Investments Inc. is based out at Dieppe, A3

Below you can find more details about Louisbourg Investments Inc. portfolio as well as his latest detailed transactions.

Portfolio value $502 Billion
Technology: $89.5 Billion
Basic Materials: $58.8 Billion
Industrials: $49.7 Billion
Communication Services: $44.8 Billion
Financial Services: $42.8 Billion
ETFs: $38.4 Billion
Consumer Cyclical: $34.6 Billion
Energy: $32.5 Billion
Other: $62.3 Billion

Stock Holdings Table

Stock Market Cap. Holding Value (Reported) # of Shares. Last Trade Trade History
Celestica Inc
-
$4.18 Billion 0.83% of portfolio
-
Q4 2025 Reduced 13.5%
$43.5B
$4.1 Billion 0.82% of portfolio
35,874
Q4 2025 Reduced 26.52%
$11.7B
$3.97 Billion 0.79% of portfolio
42,005
Q4 2025 Added 97.35%
$12.2B
$3.94 Billion 0.78% of portfolio
17,717
Q4 2025 New
$23.5B
$3.89 Billion 0.78% of portfolio
39,091
Q4 2025 Reduced 13.71%
$228B
$3.89 Billion 0.77% of portfolio
38,563
Q4 2025 Added 22.25%
$6.9B
$3.84 Billion 0.76% of portfolio
24,640
Q4 2025 New
$0
$3.83 Billion 0.76% of portfolio
71,236
Q4 2025 Added 2.34%
$113B
$3.66 Billion 0.73% of portfolio
50,143
Q4 2025 Added 3.09%
$136B
$3.62 Billion 0.72% of portfolio
19,012
Q4 2025 Added 5.05%
$0
$3.54 Billion 0.7% of portfolio
24,300
Q4 2025 Added 58.31%
$160B
$3.32 Billion 0.66% of portfolio
18,064
Q4 2025 Reduced 15.9%
$23.5B
$3.33 Billion 0.66% of portfolio
32,739
Q4 2025 Reduced 7.26%
$89.3B
$3.25 Billion 0.65% of portfolio
36,827
Q4 2025 Reduced 12.47%
$55.7B
$3.2 Billion 0.64% of portfolio
22,267
Q4 2025 Reduced 9.61%
$152B
$3.16 Billion 0.63% of portfolio
15,196
Q4 2025 Reduced 1.07%
$35B
$3.06 Billion 0.61% of portfolio
180,588
Q4 2025 Added 23,201.68%
$49.4B
$2.97 Billion 0.59% of portfolio
21,341
Q4 2025 Reduced 7.03%
Greenfire Resources LTD
-
$2.85 Billion 0.57% of portfolio
-
Q4 2025 Added 11.99%
$533B
$2.82 Billion 0.56% of portfolio
10,376
Q4 2025 Added 6.76%
Canadian Pacific Kansas City L
-
$2.79 Billion 0.56% of portfolio
-
Q4 2025 Added 3.24%
$27.1B
$2.71 Billion 0.54% of portfolio
5,644
Q4 2025 Reduced 22.47%
$224B
$2.71 Billion 0.54% of portfolio
10,349
Q4 2025 Added 3.57%
$14.2B
$2.61 Billion 0.52% of portfolio
19,619
Q4 2025 Added 4.77%
$11.7B
$2.48 Billion 0.49% of portfolio
38,519
Q4 2025 Added 27.02%
$25B
$2.35 Billion 0.47% of portfolio
45,127
Q4 2025 Reduced 42.88%
Docebo Inc
-
$2.26 Billion 0.45% of portfolio
-
Q4 2025 Reduced 8.95%
$317B
$2.19 Billion 0.44% of portfolio
30,783
Q4 2025 Added 7.09%
$25B
$2.19 Billion 0.44% of portfolio
74,258
Q4 2025 Added 6.82%
$279B
$2.06 Billion 0.41% of portfolio
8,480
Q4 2025 Added 11.87%
$593B
$1.99 Billion 0.4% of portfolio
10,225
Q4 2025 Reduced 19.29%
$404B
$1.9 Billion 0.38% of portfolio
2,200
Q3 2024 Reduced 0.41%
$279B
$1.9 Billion 0.38% of portfolio
17,045
Q1 2025 Reduced 0.61%
Thomson Reuters Corp
-
$1.81 Billion 0.36% of portfolio
-
Q4 2025 Added 222.37%
$1.65T
$1.72 Billion 0.34% of portfolio
5,500
Q4 2025 Reduced 6.22%
$170B
$1.64 Billion 0.33% of portfolio
10,688
Q3 2025 Reduced 5.49%
$367B
$1.38 Billion 0.27% of portfolio
4,000
Q3 2025 Reduced 2.44%
$270B
$1.09 Billion 0.22% of portfolio
14,890
Q4 2025 Reduced 18.59%
$0
$1.12 Billion 0.22% of portfolio
18,216
Q4 2025 Added 4.58%
$83.6B
$1.09 Billion 0.22% of portfolio
8,400
Q4 2025 Reduced 0.33%
$161B
$935 Million 0.19% of portfolio
856
Q4 2025 Reduced 49.23%
$49.1B
$903 Million 0.18% of portfolio
11,926
Q4 2025 Added 2,116.73%
$96.7B
$877 Million 0.17% of portfolio
18,308
Q4 2025 Reduced 1.08%
$465B
$803 Million 0.16% of portfolio
4,305
Q3 2025 Added 1.18%
$114B
$775 Million 0.15% of portfolio
9,680
Q4 2023 New
$265B
$776 Million 0.15% of portfolio
1,163
Q4 2025 Added 7.29%
$120B
$757 Million 0.15% of portfolio
39,152
Q4 2025 Added 46.9%
$190B
$724 Million 0.14% of portfolio
45,632
Q4 2025 Added 0.71%
$662B
$687 Million 0.14% of portfolio
1,366
Q4 2025 Reduced 3.05%

Summary

  • Portfolio
  • No. of Stocks 213
  • Current Value $502 Billion
  • Prior Value $458 Billion
  • Filing
  • Period Q4 2025
  • Filing Date January 16, 2026
  • Form Type 13F-HR
  • Activity in Q4 2025
  • New Purchases 19 stocks
  • Additional Purchases 65 stocks
  • Sold out of 0 stocks
  • Reduced holdings in 58 stocks
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