Louisbourg Investments Inc. Portfolio Holdings

Louisbourg Investments Inc.

  • $458 Billion
  • Q3 2025

Louisbourg Investments Inc. has filed its 13F form on October 09, 2025 for Q3 2025 where it was disclosed a total value porftolio of $458 Billion distributed in 208 stocks.

Among their holdings, we can observe that their the top five positions include companies like: Canadian National Railway CO with a value of $28.5B, Shopify Inc. with a value of $15.1B, Microsoft Corp with a value of $13.3B, Wheaton Precious Metals Corp. with a value of $12.7B, and Ishares Core S&P 500 ETF with a value of $12.3B.

Examining the 13F form we can see an increase of $33.9B in the current position value, from $424B to 458B.

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 $458 Billion
Technology: $86.2 Billion
Basic Materials: $48.5 Billion
Industrials: $46.8 Billion
Financial Services: $43.4 Billion
Communication Services: $38.1 Billion
Consumer Cyclical: $36.5 Billion
ETFs: $36 Billion
Healthcare: $26 Billion
Other: $52.1 Billion

Stock Holdings Table

Stock Market Cap. Holding Value (Reported) # of Shares. Last Trade Trade History
$64.7B
$28.5 Billion 6.22% of portfolio
302,143
Q3 2025 Added 3.33%
$174B
$15.1 Billion 3.29% of portfolio
101,446
Q3 2025 Reduced 6.32%
$3.78T
$13.3 Billion 2.9% of portfolio
31,662
Q3 2025 Added 1.25%
$47.1B
$12.7 Billion 2.76% of portfolio
113,228
Q3 2025 Reduced 2.26%
$0
$12.3 Billion 2.69% of portfolio
18,400
Q3 2025 Reduced 4.96%
Or Royalties Inc
-
$11.7 Billion 2.56% of portfolio
-
Q3 2025 Reduced 16.04%
$10.6B
$10.4 Billion 2.26% of portfolio
179,231
Q3 2025 Added 23.34%
$15.1B
$9.69 Billion 2.11% of portfolio
281,520
Q3 2025 Reduced 9.18%
$1.74T
$9.59 Billion 2.09% of portfolio
47,788
Q3 2025 Reduced 5.24%
$1.46T
$8.6 Billion 1.88% of portfolio
36,213
Q3 2025 Reduced 19.91%
Brookfield Corp
-
$7.87 Billion 1.72% of portfolio
-
Q3 2025 Reduced 6.57%
$0
$7.75 Billion 1.69% of portfolio
12,658
Q3 2025 Added 7.41%
$0
$7.73 Billion 1.69% of portfolio
88,591
Q3 2025 Added 4.86%
$1.8B
$7.53 Billion 1.64% of portfolio
652,062
Q3 2025 Added 17.98%
$6.15B
$7.32 Billion 1.6% of portfolio
46,847
Q3 2025 Reduced 22.62%
$21.5B
$7.3 Billion 1.59% of portfolio
180,723
Q3 2025 Added 5.49%
$2.39T
$6.89 Billion 1.5% of portfolio
38,974
Q3 2025 Reduced 0.13%
$237B
$6.78 Billion 1.48% of portfolio
36,802
Q3 2025 Added 26.22%
$80.2B
$6.67 Billion 1.46% of portfolio
103,164
Q3 2025 Reduced 12.05%
$54.5B
$6.64 Billion 1.45% of portfolio
46,790
Q3 2025 Reduced 5.65%
$139B
$6.59 Billion 1.44% of portfolio
23,610
Q3 2025 Reduced 11.47%
$32B
$6.43 Billion 1.4% of portfolio
109,503
Q3 2025 Reduced 7.18%
$1.37T
$6.3 Billion 1.37% of portfolio
10,914
Q2 2025 Reduced 3.34%
$21.4B
$6.14 Billion 1.34% of portfolio
139,912
Q3 2025 Added 42.52%
$453B
$6.03 Billion 1.32% of portfolio
8
Q2 2024 Reduced 11.11%
$522B
$5.91 Billion 1.29% of portfolio
39,572
Q3 2025 Reduced 6.03%
$38.8B
$5.69 Billion 1.24% of portfolio
178,097
Q3 2025 Reduced 1.71%
Ats Corp
-
$5.63 Billion 1.23% of portfolio
-
Q3 2025 Added 112.07%
Jacobs Solutions Inc
-
$5.28 Billion 1.15% of portfolio
-
Q1 2025 Added 39.54%
$269B
$5.25 Billion 1.14% of portfolio
27,319
Q2 2025 Added 12.45%
$43.5B
$5 Billion 1.09% of portfolio
48,820
Q3 2025 Added 3.39%
$18.4B
$4.98 Billion 1.09% of portfolio
55,973
Q3 2025 Added 32.2%
$55.9B
$4.81 Billion 1.05% of portfolio
6,159
Q3 2025 Reduced 25.87%
$37.6B
$4.79 Billion 1.05% of portfolio
91,986
Q3 2025 Added 14.64%
$34.9B
$4.65 Billion 1.02% of portfolio
17,671
Q1 2025 Added 14.07%
$148B
$4.63 Billion 1.01% of portfolio
57,951
Q3 2025 Reduced 21.66%
$4.44B
$4.6 Billion 1.0% of portfolio
188,300
Q3 2025 New
$193B
$4.54 Billion 0.99% of portfolio
49,455
Q3 2025 Added 0.05%
$76.5B
$4.5 Billion 0.98% of portfolio
26,725
Q3 2025 Added 0.66%
$4.89B
$4.4 Billion 0.96% of portfolio
614,100
Q3 2025 Reduced 10.44%
$33.1B
$4.3 Billion 0.94% of portfolio
173,500
Q3 2025 Reduced 17.85%
$37B
$4.32 Billion 0.94% of portfolio
59,131
Q3 2025 Added 174.5%
$3.61B
$4.23 Billion 0.92% of portfolio
338,282
Q3 2025 Reduced 19.7%
$205B
$4.11 Billion 0.9% of portfolio
27,910
Q3 2025 Reduced 1.14%
Celestica Inc
-
$4.01 Billion 0.88% of portfolio
-
Q3 2025 Reduced 39.41%
$25B
$4.01 Billion 0.87% of portfolio
79,000
Q3 2025 Added 8.87%
$0
$3.77 Billion 0.82% of portfolio
69,608
Q3 2025 Added 10.85%
$113B
$3.51 Billion 0.77% of portfolio
48,642
Q3 2025 Reduced 0.06%
$7.07B
$3.52 Billion 0.77% of portfolio
37,348
Q3 2025 Added 12.61%

Summary

  • Portfolio
  • No. of Stocks 208
  • Current Value $458 Billion
  • Prior Value $424 Billion
  • Filing
  • Period Q3 2025
  • Filing Date October 09, 2025
  • Form Type 13F-HR
  • Activity in Q3 2025
  • New Purchases 15 stocks
  • Additional Purchases 56 stocks
  • Sold out of 0 stocks
  • Reduced holdings in 52 stocks
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