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
$405B
$695 Million 0.14% of portfolio
650
Q4 2025 Reduced 23.53%
$138B
$669 Million 0.13% of portfolio
11,080
Q4 2023 New
$147B
$585 Million 0.12% of portfolio
7,867
Q4 2025 Added 8.06%
$0
$625 Million 0.12% of portfolio
10,000
Q4 2023 New
$4.3T
$607 Million 0.12% of portfolio
2,640
Q1 2025 Reduced 10.2%
$55.9B
$605 Million 0.12% of portfolio
10,975
Q4 2023 New
$112B
$545 Million 0.11% of portfolio
15,680
Q4 2025 Reduced 20.33%
$183B
$556 Million 0.11% of portfolio
1,700
Q2 2024 Reduced 32.0%
$146B
$474 Million 0.09% of portfolio
-
Q4 2025 New
$64.9B
$421 Million 0.08% of portfolio
11,565
Q3 2025 Reduced 6.68%
Barrick Mining Corp
-
$401 Million 0.08% of portfolio
-
Q4 2025 Reduced 10.0%
$34.7B
$310 Million 0.06% of portfolio
4,955
Q4 2025 Reduced 0.24%
$79.2B
$287 Million 0.06% of portfolio
4,500
Q4 2023 New
$0
$316 Million 0.06% of portfolio
6,400
Q2 2025 New
$414B
$319 Million 0.06% of portfolio
1,395
Q1 2025 Reduced 34.48%
$0
$326 Million 0.06% of portfolio
478
Q4 2025 Reduced 25.89%
$19.8B
$273 Million 0.05% of portfolio
3,740
Q4 2025 Reduced 6.27%
$319B
$241 Million 0.05% of portfolio
3,133
Q4 2025 Added 1.62%
$14.8B
$235 Million 0.05% of portfolio
1,080
Q4 2025 Added 2.37%
$50.1B
$198 Million 0.04% of portfolio
1,150
Q4 2025 Reduced 41.62%
$9.3B
$178 Million 0.04% of portfolio
3,820
Q4 2025 Added 1.33%
$77.2B
$198 Million 0.04% of portfolio
815
Q4 2025 Added 0.62%
$17.5B
$198 Million 0.04% of portfolio
575
Q4 2025 Reduced 0.86%
$10.7B
$196 Million 0.04% of portfolio
7,475
Q4 2025 New
$60.5B
$222 Million 0.04% of portfolio
2,570
Q4 2025 Reduced 5.17%
$16.2B
$179 Million 0.04% of portfolio
5,128
Q4 2025 Added 3.43%
$47.8B
$186 Million 0.04% of portfolio
2,970
Q4 2025 Added 0.85%
Ge Healthcare Technologies Inc
-
$219 Million 0.04% of portfolio
-
Q4 2025 Added 1.52%
$40.4B
$135 Million 0.03% of portfolio
1,200
Q4 2023 New
Arista Networks Inc
-
$154 Million 0.03% of portfolio
-
Q4 2025 Reduced 33.43%
Granite Real Estate Investment
-
$143 Million 0.03% of portfolio
-
Q1 2025 New
$100B
$127 Million 0.03% of portfolio
466
Q3 2025 Reduced 8.63%
$26.1B
$164 Million 0.03% of portfolio
910
Q4 2025 Reduced 12.08%
$25.4B
$144 Million 0.03% of portfolio
6,450
Q4 2025 Reduced 3.37%
$38.4B
$145 Million 0.03% of portfolio
430
Q4 2025 Added 451.28%
$19.3B
$129 Million 0.03% of portfolio
1,400
Q4 2024 Added 100.0%
$104B
$133 Million 0.03% of portfolio
2,308
Q4 2025 Added 34.66%
$258B
$116 Million 0.02% of portfolio
635
Q2 2024 Reduced 5.93%
$303B
$76.2 Million 0.02% of portfolio
500
Q4 2023 New
$96.4B
$93.8 Million 0.02% of portfolio
800
Q4 2023 New
$121B
$115 Million 0.02% of portfolio
140
Q4 2025 Reduced 24.73%
$27.4B
$98.4 Million 0.02% of portfolio
392
Q3 2025 Reduced 37.78%
$0
$124 Million 0.02% of portfolio
1,295
Q4 2025 Reduced 5.47%
$0
$88.4 Million 0.02% of portfolio
635
Q4 2025 Reduced 7.3%
South Bow Corp
-
$32.9 Million 0.01% of portfolio
-
Q1 2025 New
$65.7B
$40.6 Million 0.01% of portfolio
514
Q3 2025 Added 94.7%
$123B
$31.9 Million 0.01% of portfolio
66
Q4 2025 Added 34.69%
$141B
$42.3 Million 0.01% of portfolio
1,700
Q4 2023 New
Brookfield Asset Management Lt
-
$73.5 Million 0.01% of portfolio
-
Q2 2025 Reduced 97.2%

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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