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Louisbourg Investments Inc.

CIK 2053050 · latest 13F filed 20 October 2026 · Read the filing on EDGAR

Louisbourg Investments Inc. reported 209 US-listed holdings worth $545.3 million in its 13F for the quarter ended 30 September 2026, filed 20 October 2026. Its largest: Canadian Natl Ry Co. (4.9%), Shopify Inc. (3.3%) and Microsoft Corp. (3.2%). Against the quarter before, it opened 11 positions, added to 49, trimmed 76 and sold out of 12.

Reported holdings$545.3M+0.6% on Q2 2026
Positions209-1 on Q2 2026
The largest ten28.3%of its reported holdings
Latest 13FQ3 2026filed 20 October 2026
Where the money is
Added toTrimmed
CNI4.9%SHOP3.3%MSFT3.2%TSM2.8%CVE2.7%SU2.7%IVV2.4%GOOG2.3%BN2.1%AMZN1.9%VOO1.9%AVGO1.8%WPM1.8%IEFA1.8%195 more64.5%

The 14 largest of its 209 positions, each sized by its share of the reported holdings, coloured by the change in shares against Q2 2026.

Reported holdings, quarter by quarter
Q3 2024: $395.4 million in 173 positions$395MQ3 24Q4 2024: $381.0 million in 168 positions$381MQ4 24Q1 2025: $368.0 million in 180 positions$368MQ1 25Q2 2025: $424.3 million in 200 positions$424MQ2 25Q3 2025: $458.2 million in 208 positions$458MQ3 25Q4 2025: $501.9 million in 213 positions$502MQ4 25Q1 2026: $528.8 million in 216 positions$529MQ1 26Q2 2026: $542.1 million in 210 positions$542MQ2 26Q3 2026: $545.3 million in 209 positions$545MQ3 26

What the fund reported holding at each quarter's end; hover a bar for the number of positions

What its reported holdings returned

Held through each quarter, the holdings it reported returned +25.4% over the 8 quarters to 30 September 2026, against +32.9% for the S&P 500.

Its reported holdingsThe S&P 500
100110120130Q3 24Q4 24Q1 25Q2 25Q3 25Q4 25Q1 26Q2 26Q3 26Its holdings +25.4%S&P 500 +32.9%

Not the fund's own return: each 13F's holdings are kept unchanged until the next one, so trades inside a quarter, dividends, cash and fees are left out. A rough guide to how its picks have done over time.

What it did on the quarter

Opened 11Added 49Held 73Trimmed 76Sold out 12
Opened: 11Added: 49Held: 73Trimmed: 76Sold out: 12

Its positions against its 13F for the quarter to 30 June 2026; a change under 0.1% of a position counts as held

Opened 11

  1. Toast, Inc. TOST$4.9 million
  2. Marsh & McLennan Companies, Inc. MRSH$3.3 million
  3. Magna Intl Inc. MGA$185,946
  4. Illinois Tool Works Inc. ITW$50,170
  5. Bristol-Myers Squibb Co. BMY$24,024
  6. Avery Dennison Corp. AVY$23,894
  7. Coca-Cola Co. KO$23,242
  8. Cigna Group CI$20,659

and 3 more in the table below

Added to 49

  1. ASML Holding N.V. ASML+2,000 shares · +2000%
  2. Taiwan Semiconductor Manufacturing Company Limited TSM+7,927 shares · +26%
  3. Boyd Group Services Inc. BGSI+33,129 shares · +49%
  4. Gildan Activewear Inc. GIL+53,512 shares · +35%
  5. Sunbelt Rentals Holdings Inc. SUNB+25,611 shares · +94%
  6. United Rentals, Inc. URI+2,106 shares · +57%
  7. Broadcom Inc. AVGO+5,689 shares · +20%
  8. Otis Worldwide Corp. OTIS+30,258 shares · +29%

and 41 more in the table below

Trimmed 76

  1. Teck Resources Ltd TECK-129,493 shares · -52%
  2. Shopify Inc. SHOP-33,334 shares · -22%
  3. MDA Space Ltd MDA-164,025 shares · -95%
  4. Salesforce, Inc. CRM-19,449 shares · -29%
  5. Canadian Natl Ry Co. CNI-26,638 shares · -11%
  6. Cognizant Technology Solutions Corp. CTSH-51,431 shares · -37%
  7. Canadian Natural Resources Limited CNQ-47,022 shares · -27%
  8. Descartes Sys Group Inc. DSGX-25,101 shares · -30%

and 68 more in the table below

Sold out of 12

  1. Hudbay Minerals Inc. HBM$5.2 million last quarter
  2. First Majestic Silver Corp. AG$5.2 million last quarter
  3. Marsh & McLennan Cos Inc.$3.2 million last quarter
  4. Cboe Global Markets, Inc. CBOE$111,871 last quarter
  5. Cencora, Inc. COR$74,424 last quarter
  6. Royalty Pharma PLC RPRX$28,147 last quarter
  7. Quest Diagnostics Inc. DGX$24,798 last quarter
  8. General Dynamics Corp. GD$24,088 last quarter

What it holds

CompanySharesValueOf its bookChange in shares
Canadian Natl Ry Co. CNI225.2K$26.9 million4.93%-26.6K
Shopify Inc. SHOP120.3K$17.9 million3.28%-33.3K
Microsoft Corp. MSFT41.6K$17.2 million3.16%+230
Taiwan Semiconductor Manufacturing Company Limited TSM38.5K$15.2 million2.79%+7.9K
Cenovus Energy Inc. CVE476.2K$14.8 million2.72%-15.1K
Suncor Energy Inc. SU216.6K$14.7 million2.70%-21.5K
iShares Core S&P 500 ETF IVV16.9K$13.0 million2.38%-330
Alphabet Inc. GOOG44.9K$12.7 million2.34%-311
Brookfield Corporation BN310.9K$11.4 million2.09%+41.4K
Amazon.com Inc. AMZN52.2K$10.4 million1.90%+2.3K
Vanguard S&P 500 VOO14.4K$10.1 million1.85%+69
Broadcom Inc. AVGO34.3K$9.9 million1.81%+5.7K
Wheaton Precious Metals Corp. WPM72.6K$9.7 million1.78%+7.4K
iShares Core MSCI Eafe ETF IEFA99.4K$9.6 million1.77%+878
Meta Platforms, Inc. META16.1K$9.4 million1.73%-1.1K
Salesforce, Inc. CRM48.7K$9.1 million1.66%-19.4K
Gildan Activewear Inc. GIL207.1K$8.8 million1.62%+53.5K
Colliers Intl Group Inc. CIGI94.8K$8.5 million1.56%+7.9K
Boyd Group Services Inc. BGSI101.2K$8.0 million1.46%+33.1K
Teck Resources Ltd TECK117.6K$7.8 million1.42%-129.5K
T-Mobile US, Inc. TMUS60.2K$7.6 million1.40%+3.8K
Nutrien Ltd. NTR107.9K$7.6 million1.39%-15.4K
Osisko Gold Royalties Ltd OR212.5K$7.3 million1.34%+43.1K
Stantec Inc. STN106.4K$7.2 million1.32%+5.2K
Thomson Reuters Corporation TRI71.0K$6.9 million1.27%-18.5K
Blackberry Ltd BB762.1K$6.9 million1.26%+82.7K
Otis Worldwide Corp. OTIS133.3K$6.7 million1.24%+30.3K
Lightspeed Commerce Inc LSPD676.2K$6.6 million1.21%+98.2K
Boston Scientific Corp. BSX194.3K$6.6 million1.21%+11.4K
Methanex Corp. MEOH105.9K$6.2 million1.14%-2.9K
Becton Dickinson & Co. BDX44.9K$6.2 million1.14%-3.4K
Canadian Natural Resources Limited CNQ129.6K$6.1 million1.12%-47.0K
Berkshire Hathaway Inc. Del8$6.0 million1.10%no change
Rogers Communications Inc. RCI179.1K$5.5 million1.01%+47.2K
Pembina Pipeline Corp PBA123.2K$5.5 million1.01%-18.2K
Jacobs Solutions Inc. J49.2K$5.4 million1.00%-4.1K
Walt Disney Co. DIS65.2K$5.4 million0.99%+6.4K
Bank of Nova Scotia BNS58.1K$5.3 million0.97%-4.6K
Costar Group, Inc. CSGP244.4K$5.2 million0.96%-11.9K
ConocoPhillips COP51.1K$4.9 million0.90%+368
Toast, Inc. TOST220.8K$4.9 million0.90%new
Willis Towers Watson plc WTW21.4K$4.8 million0.88%-3.6K
Royal Bank of Canada RY24.2K$4.8 million0.88%-1.5K
United Rentals, Inc. URI5.8K$4.7 million0.87%+2.1K
Descartes Sys Group Inc. DSGX58.1K$4.7 million0.86%-25.1K
Vanguard Ftse Emerging Markets VWO77.3K$4.6 million0.84%-15
Abbott Laboratories ABT58.8K$4.5 million0.83%-8.9K
Franco Nev Corp. FNV18.9K$4.5 million0.83%-7.5K
Firstservice Corp. New FSV33.3K$4.3 million0.78%+1.8K
Greenfire Res Ltd New GFR730.8K$4.1 million0.76%+68.8K
Toronto-Dominion Bank TD34.8K$4.1 million0.75%-3.0K
CBRE Group, Inc. CBRE38.5K$4.0 million0.74%-70
Cognizant Technology Solutions Corp. CTSH85.7K$3.9 million0.72%-51.4K
Sunbelt Rentals Holdings Inc. SUNB52.8K$3.9 million0.71%+25.6K
Restaurant Brands Intl Inc. QSR54.1K$3.9 million0.71%-17.8K
ASML Holding N.V. ASML2.1K$3.8 million0.70%+2.0K
Netflix Inc. NFLX68.1K$3.8 million0.70%+15.7K
SAP SE SAP17.9K$3.7 million0.68%-3.8K
Dollar Tree, Inc. DLTR40.1K$3.6 million0.66%-1.3K
Agilent Technologies, Inc. A24.8K$3.6 million0.66%-11.3K
Visa Inc. V13.0K$3.6 million0.65%+92
KKR & Co. Inc. KKR47.7K$3.4 million0.62%+282
Marsh & McLennan Companies, Inc. MRSH25.7K$3.3 million0.61%new
Allegion plc ALLE26.4K$3.3 million0.60%-2.4K
Dollar General Corp. DG35.6K$3.2 million0.59%+274
Cgi Inc. GIB47.2K$3.2 million0.59%-9.9K
Elemental Rty Corp. ELE154.5K$3.0 million0.55%-54.5K
Metalla Rty & Streaming Ltd Com New MTA308.4K$2.9 million0.54%-47.0K
Bank of New York Mellon Corp. BNY26.7K$2.9 million0.53%-3.1K
Ulta Beauty, Inc. ULTA6.8K$2.9 million0.52%+52
Danaher Corp. DHR16.7K$2.8 million0.51%-5.2K
Tetra Tech Inc. TTEK98.9K$2.7 million0.49%-48.4K
Docebo Inc. DCBO106.0K$2.5 million0.45%-54.0K
Entegris Inc. ENTG20.4K$2.4 million0.44%+10.2K
Ats Corporation ATS129.3K$2.3 million0.43%+18.2K
Union Pacific Corp. UNP9.6K$2.3 million0.42%+36
Johnson & Johnson JNJ9.3K$2.3 million0.41%-686
Alphabet Inc. GOOGL6.3K$2.2 million0.40%-15
McDonald's Corp. MCD10.7K$2.1 million0.38%+66
Costco Wholesale Corp. COST2.2K$2.0 million0.37%no change
Wells Fargo & Company WFC32.3K$1.9 million0.36%+256
Walmart Inc. WMT16.5K$1.7 million0.31%-500
Invesco Exchange Traded FD T RSP9.7K$1.5 million0.27%+9.4K
Shell plc SHEL14.5K$1.4 million0.25%no change
TJX Companies Inc. TJX9.9K$1.3 million0.24%-891
Accenture plc ACN8.7K$1.3 million0.23%-517
iShares Trust IGF19.7K$1.2 million0.22%+92
Mitsubishi UFJ Financial Group Inc. MUFG52.0K$1.2 million0.22%no change
Bank of Montreal BMO7.1K$1.2 million0.22%-1.3K
Sumitomo Mitsui Financial Group, Inc. SMFG44.7K$1.2 million0.21%no change
Home Depot, Inc. HD3.8K$1.1 million0.20%-200
BHP Group Limited BHP12.7K$1.1 million0.20%no change
Fortis Inc. FTS19.9K$1.1 million0.19%-4.5K
Rio Tinto plc RIO11.1K$1.0 million0.19%no change
NVIDIA Corp. NVDA4.3K$976,3240.18%no change
ROSS Stores, Inc. ROST4.1K$839,1090.15%-601
Canadian Pacific Kansas City LT CP8.8K$755,6630.14%-11.9K
Apple Inc. AAPL2.6K$731,7220.13%no change
Enbridge Inc ENB15.5K$724,8150.13%-3.2K
Amgen Inc. AMGN1.7K$716,5670.13%no change
Vanguard Ftse Developed Markets VEA10.0K$706,1000.13%no change
TotalEnergies SE TTE8.2K$704,5200.13%no change
KLA Corp. KLAC4.5K$702,7120.13%+2.7K
Berkshire Hathaway Inc. Class B BRKB1.3K$668,7470.12%-15
TC Energy Corporation TRP11.4K$663,2200.12%+329
BP plc BP13.3K$584,1870.11%no change
Goldman Sachs Group Inc. GS770$519,4650.10%+6
Centerpoint Energy Inc. CNP17.8K$518,6980.10%-14.6K
Manulife Financial Corporation MFC11.4K$486,0430.09%-300
AbbVie Inc. ABBV1.4K$364,9180.07%no change
Barrick Mining Corp B7.7K$312,8440.06%-475
Sun Life Financial Inc. SLF4.0K$311,6200.06%-400
Emera Inc. F EMA6.4K$306,8280.06%no change
SPDR S&P 500 SPY361$275,3090.05%-7
Arista Networks, Inc. ANET1.3K$264,6670.05%+70
MDA Space Ltd MDA8.1K$240,6360.04%-164.0K
Invesco Ltd. IVZ7.0K$209,6120.04%-300
Devon Energy Corp. DVN4.5K$207,1800.04%-100
GE HealthCare Technologies Inc. GEHC3.1K$205,5890.04%+35
Mastercard Inc. MA359$197,9780.04%-15
Universal Health Services Inc. UHS1.1K$195,1710.04%-105
Kroger Co. KR3.3K$194,9120.04%+515
Magna Intl Inc. MGA2.9K$185,9460.03%new
Cisco Systems, Inc. CSCO1.7K$185,6620.03%+75
Agnico Eagle Mines Ltd AEM1.0K$185,5130.03%+40
Snap-on Inc. SNA510$185,3080.03%-40
Fox Corp. FOXA2.9K$178,5530.03%-150
Brookfield Infrast Partners BIP4.8K$172,3560.03%no change
Capital One Financial Corp. COF870$167,9710.03%-35
Nike, Inc. NKE4.5K$159,3000.03%no change
Dow Inc. DOW5.2K$143,8970.03%-600
Entergy Corp. ETR1.4K$138,9640.03%no change
Paychex Inc. PAYX1.2K$118,2000.02%-265
RTX Corp. RTX635$117,8880.02%no change
Motorola Solutions, Inc. MSI263$117,2900.02%+205
iShares Trust EFA1.0K$105,9680.02%no change
Chevron Corp. CVX500$102,1050.02%no change
Duke Energy Corp. DUK800$91,2080.02%no change
ARK Space Exploration & Innovation ETF ARKX2.0K$65,4260.01%+100
Brookfield Asset Management Ltd. BAM1.4K$62,6680.01%no change
SPDR S&P Dividend ETF SDY415$60,7890.01%-45
CME Group Inc. CME222$58,1600.01%-233
Select Sector SPDR Trust XLV345$58,1050.01%no change
Illinois Tool Works Inc. ITW195$50,1700.01%new
Telus Corporation TU5.6K$47,4950.01%+1.0K
Altria Group, Inc. MO591$39,7980.01%-283
South Bow Corp. SOBO1.2K$39,7040.01%no change
Newmont Corp. NEM305$35,1790.01%no change
O'Reilly Automotive, Inc. ORLY360$30,7480.01%-380
Verisign Inc. VRSN91$25,6630.00%no change
McKesson Corp. MCK29$24,7600.00%-95
Bristol-Myers Squibb Co. BMY385$24,0240.00%new
Automatic Data Processing Inc. ADP93$24,0000.00%-26
Avery Dennison Corp. AVY140$23,8940.00%new
Linde plc LIN50$23,7320.00%no change
Coca-Cola Co. KO270$23,2420.00%new
Roper Technologies Inc. ROP66$23,0610.00%no change
Chubb Ltd. CB70$22,7680.00%no change
Colgate-Palmolive Co. CL264$22,5240.00%no change
Pan Amern Silver Corp. PAAS480$21,9020.00%no change
Republic Services, Inc. RSG103$21,6170.00%-84
Yum! Brands, Inc. YUM158$21,5420.00%no change
Cigna Group CI76$20,6590.00%new
Waste Management Inc. WM99$20,1880.00%no change
Verisk Analytics, Inc. VRSK119$19,9740.00%-19
Procter & Gamble Co. PG137$19,9030.00%no change
Vici Properties Inc. VICI831$19,0880.00%no change
Lockheed Martin Corp. LMT37$18,8420.00%no change
Gaming & Leisure Properties, Inc. GLPI465$17,6560.00%no change
Waste Connections Inc. WCN105$16,2130.00%no change
Honeywell Aerospace Inc. Com HONA101$15,6520.00%new
Royal Gold Inc. RGLD50$11,8000.00%no change
Ovintiv Inc. OVV197$11,4230.00%-60
iShares Gold Trust IAU140$10,9360.00%no change
GE Vernova Inc. GEV11$10,4550.00%new
Tesla, Inc. TSLA29$10,2890.00%no change
Cameco Corp. CCJ100$8,6960.00%no change
Intel Corp. INTC85$8,2680.00%-30
Soundhound Ai Inc. SOUN1.0K$6,0200.00%no change
Space Exploration Techn Corp. Class A Com STK SPCX35$5,2800.00%no change
Organigram Hldgs Inc. OGI5.0K$5,0040.00%no change
Crispr Therapeutics AG CRSP80$4,4260.00%no change
Navitas Semiconductor Corp NVTS300$3,4830.00%no change
Securitize Corp. Com SHS SECZ235$3,4290.00%new
Western Copper & Gold Corp. WRN1.5K$3,3300.00%no change
Vertex Pharmaceuticals Inc. VRTX6$3,1370.00%no change
Pfizer Inc. PFE100$2,8520.00%no change
Recursion Pharmaceuticals in RXRX670$2,7670.00%no change
Waters Corp. WAT6$2,6360.00%no change
Goldman Sachs ETF Trust GSSC30$2,5730.00%no change
Applied Materials Inc. AMAT5$2,5570.00%-5
Open Text Corp. OTEX110$2,4740.00%no change
Intellia Therapeutics Inc. NTLA200$2,4120.00%no change
Pacific Biosciences Calif in PACB900$2,1330.00%no change
Brookfield Wealth Sol Ltd BNT54$1,9680.00%no change
BCE Inc BCE87$1,7760.00%no change
Mara Holdings, Inc. MARA115$1,3030.00%no change
Westinghouse Air Brake Technologies Corp. WAB4$1,1490.00%no change
Galaxy Digital Inc. Class A GLXY50$8010.00%no change
Brookfield Infrastructure Co. BIPC12$4290.00%no change
Viatris Inc. VTRS12$2130.00%no change
Embecta Corp EMBC17$960.00%no change
Amentum Holdings, Inc. AMTM5$910.00%no change
Wynn Resorts Ltd. WYNN1$790.00%no change
NIO Inc. NIO16$550.00%no change
MGM Resorts International MGM1$310.00%no change
Aurora Cannabis Inc. ACB2$80.00%no change
Tilray Brands Inc. TLRY1$40.00%no change
Canopy Growth Corp. CGC2$20.00%no change
Every US-listed position in the fund's 13F for the quarter ended 30 September 2026, by the value it reported.
Read moreChange is shares against its 13F for the quarter before; the 12 it sold out of are in the box above.