Q3 2026 13F · SEC CIK 1938757

Triasima Portfolio Management inc.

Asset managerFiled 2026-10-15 for Q3 2026. Open the filing ↗ · All SEC filings ↗

Reported 13F value: $757.9M
Reported positions: 137
Top holdings a year, 3 yrs: +29.2%
Assets under management: $1.1B

Triasima Portfolio Management inc. is an asset manager that reported 137 positions worth $757.9M in its Q3 2026 13F, filed 2026-10-15. Its largest holdings were Royal Bk Cda (RY, 6.9%), Toronto Dominion Bk Ont (TD, 5.0%), Bank of Montreal (BMO, 3.6%). A portfolio copying its top holdings returned 29.2% a year over the last 3 years, against 20.4% for the S&P 500.

Triasima Portfolio Management inc. holdings largest 50 of 137 positions.

Weights are shares of the filer's total reported 13F value, compared with Q2 2026. Share changes may reflect splits; weight changes also reflect price moves. A 13F shows long US-listed positions only, up to 135 days after the fact.

Triasima Portfolio Management inc. 13F holdings
Stock	% of 13F value	Q2 2026	Shares	Share change	Reported value
RYRoyal Bk Cda	6.9%	7.1%	265,763	+4.2%	$52.4M
TDToronto Dominion Bk Ont	5.0%	5.0%	321,615	+5.1%	$37.9M
BMOBank of Montreal	3.6%	3.7%	161,565	+4.9%	$27.1M
CMCanadian Imperial Bank of Co	3.3%	3.8%	224,058	-8.0%	$24.7M
MSFTMicrosoft Corp	2.3%	1.4%	34,634	+21.8%	$17.8M
CNICanadian Natl Ry Co	2.3%	1.7%	145,653	+35.6%	$17.4M
GOOGLAlphabet Inc	2.1%	2.3%	46,906	-2.2%	$16.1M
MFCManulife Finl Corp	2.1%	1.0%	373,076	+101.8%	$15.9M
HBMHudbay Minerals Inc	2.1%	1.8%	587,103	+4.2%	$15.7M
SHOPShopify Inc	2.0%	0.8%	101,965	+92.5%	$15.1M
TSMTaiwan Semiconductor Manufac	2.0%	2.2%	32,917	-1.6%	$15.0M
FTSFortis Inc	1.9%	2.0%	268,825	+2.1%	$14.2M
NVDANvidia Corporation	1.8%	1.4%	59,171	+14.6%	$13.5M
CIBGrupo Cibest SA Fsponsored ADR 1 ADR Rep	1.7%	1.3%	141,201	+14.7%	$13.1M
RPRXRoyalty Pharma PLC	1.7%	1.4%	223,527	+23.7%	$13.0M
TIGOMillicom Intl Cellular S A	1.7%	2.5%	146,704	-28.3%	$12.8M
CNQCanadian Nat Res Ltd Med Ter	1.7%	0.9%	270,462	+62.8%	$12.8M
MGAMagna Intl Inc	1.6%	1.1%	194,740	+51.9%	$12.4M
AAPLApple Inc	1.6%	1.4%	37,151	+0.9%	$12.4M
CVECenovus Energy Inc	1.6%	1.1%	388,841	+20.1%	$12.1M
LLYEli Lilly & Co	1.6%	1.6%	10,376	+3.3%	$12.0M
BNSBank Nova Scotia B C	1.6%	1.5%	129,745	+0.8%	$11.8M
WELLWelltower Inc	1.5%	1.5%	49,419	+2.2%	$11.4M
TBBBBbb Foods Inc	1.4%	—	201,695	—	$10.6M
TFIITfi International Inc	1.3%	1.4%	80,742	+11.0%	$9.7M
SPGSimon Ppty Group Inc New	1.1%	1.3%	43,262	+1.6%	$8.7M
PWRQuanta Svcs Inc	1.0%	0.8%	11,759	+40.7%	$7.6M
IMOImperial Oil Ltd	1.0%	—	61,265	—	$7.6M
IBKRInteractive Brokers Group in	1.0%	1.2%	87,214	-15.1%	$7.4M
TGTTarget Corp	1.0%	—	46,644	—	$7.3M
TXNTexas Instrs Inc	0.9%	—	24,546	—	$6.9M
GILDGilead Sciences Inc	0.9%	—	45,238	—	$6.7M
UBSUbs Group AG	0.9%	1.0%	135,373	-12.4%	$6.5M
LRCXLam Research Corp	0.8%	1.5%	18,989	-24.9%	$6.2M
CVSCvs Health Corp	0.8%	—	71,917	—	$6.2M
GHGuardant Health Inc	0.8%	—	34,139	—	$6.1M
CFGCitizens Finl Group Inc	0.8%	0.9%	93,464	+1.1%	$6.0M
MDAMda Space Ltd	0.8%	1.1%	198,062	+2.7%	$5.9M
AERAercap Holdings NV	0.8%	1.0%	40,526	-16.3%	$5.8M
INTCIntel Corp	0.8%	1.2%	48,282	-22.1%	$5.8M
JPMJpmorgan Chase & Co	0.8%	—	17,529	—	$5.8M
PBAPembina Pipeline Corp	0.8%	—	128,125	—	$5.7M
BMYBristol-Myers Squibb Co	0.8%	—	91,290	—	$5.7M
CLSCelestica Inc	0.8%	1.6%	15,683	-51.3%	$5.7M
BWABorgwarner Inc	0.8%	—	94,515	—	$5.7M
CSCOCisco Sys Inc	0.7%	1.0%	51,919	-15.4%	$5.6M
FIXComfort Sys USA Inc	0.7%	1.0%	3,300	-14.7%	$5.5M
IAGIamgold Corp	0.7%	—	292,163	—	$5.4M
QSRRestaurant Brands Intl Inc	0.7%	—	74,318	—	$5.3M
GSGoldman Sachs Group Inc	0.6%	1.2%	5,367	-36.5%	$4.8M

What Triasima Portfolio Management inc. bought and sold in Q3 2026, against Q2 2026.

New positions

Q2 2026's filing was too long to tell new positions apart.

Added to

MFC Manulife Finl Corp+101.8% shares
SHOP Shopify Inc+92.5% shares
CNQ Canadian Nat Res Ltd Med Ter+62.8% shares
MGA Magna Intl Inc+51.9% shares
PWR Quanta Svcs Inc+40.7% shares
CNI Canadian Natl Ry Co+35.6% shares
RPRX Royalty Pharma PLC+23.7% shares
MSFT Microsoft Corp+21.8% shares

Reduced

CLS Celestica Inc-51.3% shares
GS Goldman Sachs Group Inc-36.5% shares
TIGO Millicom Intl Cellular S A-28.3% shares
LRCX Lam Research Corp-24.9% shares
INTC Intel Corp-22.1% shares
AER Aercap Holdings NV-16.3% shares
CSCO Cisco Sys Inc-15.4% shares
IBKR Interactive Brokers Group in-15.1% shares

Left the top 50

Share counts compared with the Q2 2026 13F; a split also changes share counts. The latest filing lists more than 50 positions, so a position that left the top 50 may still be held.

How the holdings did against the S&P 500.

1 year: +39.7% /yr; S&P 500 +20.1%
3 years: +29.2% /yr; S&P 500 +20.4%
5 years: —

A portfolio of the filer's 20 largest 13F positions, weighted by value, bought the trading day after each 13F was filed and held until the next one was: what copying this filer could have earned. 13Fs show long US-listed positions only, so this is an estimate of the stock picks, not the fund's reported returns.

Reported 13F value by quarter.

13F value by quarter
Quarter	13F value	Positions
Q3 2026	$757.9M	137
Q2 2026	$740.3M	127
Q1 2026	$661.5M	137
Q4 2025	$667.7M	143
Q3 2025	$662.6M	149
Q2 2025	$547.2M	128
Q1 2025	$508.2M	144
Q4 2024	$515.3M	144
Q3 2024	$444.9M	85
Q2 2024	$1.1B	139
Q1 2024	$1.2B	138
Q4 2023	$1.2B	129

Questions about Triasima Portfolio Management inc.'s portfolio

What stocks does Triasima Portfolio Management inc. own?

Triasima Portfolio Management inc.'s latest 13F, for Q3 2026 and filed Oct 15, 2026, lists 137 positions worth $757.9M. The largest are Royal Bk Cda (RY) at 6.9%, Toronto Dominion Bk Ont (TD) at 5.0%, Bank of Montreal (BMO) at 3.6%, Canadian Imperial Bank of Co (CM) at 3.3% and Microsoft Corp (MSFT) at 2.3%.

What did Triasima Portfolio Management inc. buy last quarter?

In Q3 2026, Triasima Portfolio Management inc. added Manulife Finl Corp (MFC) (+101.8% shares), Shopify Inc (SHOP) (+92.5% shares) and Canadian Nat Res Ltd Med Ter (CNQ) (+62.8% shares), compared with its Q2 2026 filing.

What did Triasima Portfolio Management inc. sell last quarter?

In Q3 2026, Triasima Portfolio Management inc. cut from its top 50 Tjx Cos Inc New (TJX), cut from its top 50 Enbridge Inc (ENB), cut from its top 50 Kla Corp (KLAC), cut from its top 50 Cameco Corp (CCJ), cut from its top 50 Broadcom Inc (AVGO), Celestica Inc (CLS) (-51.3% shares), Goldman Sachs Group Inc (GS) (-36.5% shares) and Millicom Intl Cellular S A (TIGO) (-28.3% shares), compared with its Q2 2026 filing.

How has Triasima Portfolio Management inc.'s portfolio performed?

A portfolio copying Triasima Portfolio Management inc.'s 20 largest 13F holdings each quarter, from the day each filing was public, returned +29.2% a year over the last 3 years, against +20.4% for the S&P 500. Over 1 year: +39.7% against +20.1%.

When is Triasima Portfolio Management inc.'s next 13F filing due?

13F filings are due 45 days after each quarter ends. Triasima Portfolio Management inc.'s filing for the quarter ending Dec 31, 2026 is due by Feb 14, 2027; this page updates the day after it is published.

How much money does Triasima Portfolio Management inc. manage?

Triasima Portfolio Management inc. reported $1.1B of regulatory assets under management on its latest SEC Form ADV. Its 13F, which covers only US-listed stocks and options, totals $757.9M.