Sienna Gestion

13F filer · CIK 0002021242

Reported Aug 13, 2026

Net seller this quarter

13F portfolio value$1.71BU.S. long equity reported on 13F

Positions17565 new · 23 closed

Net flow last quarter-$101MBuys minus sells

Top 10 positions weight33.7%Concentration

Holdings

13F · last 4 quarters free

Scroll for earlier quarters

Company	Value	% of portfolio	% of company	POSITION CHANGE qoq %	First reported
Q2 2026Reported Aug 13, 2026175 positions
NVDANvidia Corp	$123M	7.19%	0.00%	-11.4%	Q1 2024
AAPLApple Inc.	$102M	5.97%	0.00%	-6.5%	Q1 2024
MSFTMicrosoft Corp	$80.2M	4.70%	0.00%	-7.0%	Q1 2024
GOOGLAlphabet Inc.	$70.3M	4.12%	0.00%	+630.5%	Q2 2024
AVGOBroadcom Inc.	$43.5M	2.55%	0.00%	-6.6%	Q1 2024
MUMicron Technology Inc	$39.1M	2.29%	0.00%	-9.6%	Q1 2024
TSLATesla, Inc.	$30.5M	1.79%	0.00%	-7.5%	Q1 2024
AMATApplied Materials Inc	$29.5M	1.73%	0.01%	-28.7%	Q1 2024
JPMJPMorgan Chase & Co	$28.8M	1.69%	0.00%	-8.6%	Q2 2024
GOOGAlphabet Inc.	$28.2M	1.66%	Not reported	Not reported	Q1 2024
NBISNebius Group N.V.	$27.7M	1.62%	0.04%	+289.9%	Q1 2026
INTCIntel Corp	$26.8M	1.57%	0.00%	+335.3%	Q1 2024
LLYELI LILLY & Co	$26.8M	1.57%	0.00%	-9.1%	Q1 2024
CSCOCisco Systems, Inc.	$26.5M	1.55%	0.01%	-34.1%	Q1 2024
HDHome Depot, Inc.	$24.5M	1.44%	0.01%	-3.1%	Q1 2024
AMDAdvanced Micro Devices Inc	$22.8M	1.34%	0.00%	-16.0%	Q1 2024
MFCManulife Financial Corp	$22.7M	1.33%	Not reported	-8.5%	Q1 2024
ATOAtmos Energy Corp	$20.8M	1.22%	0.07%	-7.3%	Q1 2024
JNJJohnson & Johnson	$20.5M	1.20%	0.00%	Not reported	Q1 2024
LRCXLam Research Corp	$20.4M	1.19%	0.00%	-5.3%	Q1 2024
MAMastercard Inc	$20.1M	1.17%	0.00%	-4.4%	Q1 2024
PGPROCTER & GAMBLE Co	$19.9M	1.17%	0.01%	-3.9%	Q1 2024
STTState Street Corp	$19.1M	1.12%	0.04%	-10.2%	Q1 2024
CCitigroup Inc	$18.3M	1.07%	0.01%	+47.3%	Q3 2025
TTTrane Technologies plc	$17.6M	1.03%	0.02%	-4.3%	Q2 2024
AERAerCap Holdings N.V.	$16.6M	0.97%	0.07%	-38.1%	Q1 2024
WDCWestern Digital Corp	$15.3M	0.89%	0.01%	-65.6%	Q3 2025
WABWestinghouse Air Brake Technologies Corp	$15.1M	0.88%	0.03%	-11.9%	Q1 2024
WMTWalmart Inc.	$14.1M	0.83%	0.00%	Not reported	Q1 2024
VZVerizon Communications Inc	$14M	0.82%	0.01%	-27.1%	Q1 2024
CMCanadian Imperial Bank of Commerce	$13.9M	0.82%	0.01%	+4.3%	Q1 2024
GDGeneral Dynamics Corp	$13.6M	0.80%	0.01%	-19.6%	Q2 2024
TRVTravelers Companies, Inc.	$13.5M	0.79%	0.02%	-9.3%	Q2 2024
AMPAmeriprise Financial Inc	$13.3M	0.78%	0.03%	-10.8%	Q1 2024
ACNAccenture plc	$13.1M	0.77%	0.02%	+29.6%	Q1 2024
GEVGE Vernova Inc.	$12.8M	0.75%	0.00%	+15.7%	Q2 2024
TROWPrice T Rowe Group Inc	$12.8M	0.75%	0.05%	-1.8%	Q1 2024
VLOValero Energy Corp	$12.6M	0.74%	0.02%	-15.3%	Q1 2024
COSTCostco Wholesale Corp	$12.3M	0.72%	0.00%	Not reported	Q1 2024
BNYBank of New York Mellon Corp	$12.1M	0.71%	0.01%	-36.5%	Q3 2025
WSMWilliams Sonoma Inc	$12M	0.71%	0.04%	-7.8%	Q3 2025
AEMAgnico Eagle Mines Ltd	$12M	0.70%	0.02%	-6.6%	Q3 2024
EMEEMCOR Group, Inc.	$11.9M	0.70%	0.03%	-1.9%	Q4 2024
PLDPrologis, Inc.	$11.8M	0.69%	0.01%	+3.0%	Q4 2024
ANETArista Networks, Inc.	$11.8M	0.69%	0.01%	-12.3%	Q2 2024
EDConsolidated Edison Inc	$11.7M	0.69%	0.03%	+33.6%	Q1 2024
VVisa Inc.	$11.7M	0.68%	0.00%	+535.0%	Q1 2024
BKNGBooking Holdings Inc.	$11.4M	0.67%	0.01%	-9.3%	Q1 2024
CAHCardinal Health Inc	$11.1M	0.65%	0.02%	+4.0%	Q3 2024
FFIVF5, Inc.	$11M	0.65%	0.05%	-39.3%	Q1 2024

Q1 2026Reported May 15, 2026134 positions
NVDANvidia Corp	$117M	7.62%	0.00%	+0.5%	Q1 2024
AAPLApple Inc.	$95M	6.20%	0.00%	+1027.8%	Q1 2024
MSFTMicrosoft Corp	$83.7M	5.46%	0.00%	+0.6%	Q1 2024
AVGOBroadcom Inc.	$36.5M	2.38%	0.00%	-10.7%	Q1 2024
TSLATesla, Inc.	$28.4M	1.85%	0.00%	+962.4%	Q1 2024
JPMJPMorgan Chase & Co	$27M	1.76%	0.00%	-32.1%	Q2 2024
CSCOCisco Systems, Inc.	$26.2M	1.71%	0.01%	-29.4%	Q1 2024
AERAerCap Holdings N.V.	$23.9M	1.56%	0.11%	+80.6%	Q1 2024
ATOAtmos Energy Corp	$23.7M	1.54%	0.08%	+124.8%	Q1 2024
HDHome Depot, Inc.	$23.3M	1.52%	0.01%	+0.5%	Q1 2024
VZVerizon Communications Inc	$21.8M	1.42%	0.01%	+38.5%	Q1 2024
LLYELI LILLY & Co	$21.2M	1.38%	0.00%	+17.0%	Q1 2024
MFCManulife Financial Corp	$20.5M	1.34%	Not reported	Not reported	Q1 2024
MAMastercard Inc	$20.3M	1.32%	0.00%	+2302.2%	Q1 2024
PGPROCTER & GAMBLE Co	$20.1M	1.31%	0.01%	+0.6%	Q1 2024
AMATApplied Materials Inc	$19.2M	1.25%	0.01%	-46.7%	Q1 2024
WDCWestern Digital Corp	$17.1M	1.11%	0.02%	-21.8%	Q3 2025
GDGeneral Dynamics Corp	$16.5M	1.08%	0.02%	+655.4%	Q2 2024
AEMAgnico Eagle Mines Ltd	$16M	1.04%	0.02%	-1.8%	Q3 2024
ACNAccenture plc	$16M	1.04%	0.01%	Not reported	Q1 2024
TTTrane Technologies plc	$15.4M	1.01%	0.02%	Not reported	Q2 2024
STTState Street Corp	$15.4M	1.00%	0.04%	Not reported	Q1 2024
BNYBank of New York Mellon Corp	$15.2M	0.99%	0.02%	Not reported	Q3 2025
WABWestinghouse Air Brake Technologies Corp	$15.1M	0.98%	0.04%	Not reported	Q1 2024
AMPAmeriprise Financial Inc	$14.6M	0.95%	0.04%	-0.3%	Q1 2024
RYRoyal Bank of Canada	$14.1M	0.92%	0.01%	+511.5%	Q1 2024
INTUIntuit Inc.	$14.1M	0.92%	0.01%	Not reported	Q1 2024
VLOValero Energy Corp	$13.9M	0.91%	0.02%	+598.0%	Q1 2024
ADIAnalog Devices Inc	$13.2M	0.86%	0.01%	Not reported	Q1 2024
PSXPhillips 66	$13.2M	0.86%	0.02%	+594.6%	Q2 2024
VEEVVeeva Systems Inc	$13.1M	0.85%	0.05%	+110.3%	Q1 2024
TRVTravelers Companies, Inc.	$13M	0.85%	0.02%	Not reported	Q2 2024
EAElectronic Arts Inc.	$12.8M	0.84%	Not reported	New	Q1 2026
FFIVF5, Inc.	$12.3M	0.80%	0.08%	Not reported	Q1 2024
MCDMcdonalds Corp	$12.2M	0.80%	0.01%	Not reported	Q1 2024
MUMicron Technology Inc	$12.1M	0.79%	0.00%	-60.3%	Q1 2024
HALHalliburton Co	$11.7M	0.76%	0.04%	+12.4%	Q3 2025
SLFSun Life Financial Inc	$11.6M	0.76%	Not reported	Not reported	Q1 2024
BKNGBooking Holdings Inc.	$11.3M	0.74%	0.01%	-34.2%	Q1 2024
HSYHershey Co	$11.3M	0.73%	0.03%	+713.8%	Q4 2025
CORCencora, Inc.	$11.3M	0.73%	0.02%	+70.5%	Q3 2025
EBAYEbay Inc	$11.2M	0.73%	0.03%	Not reported	Q2 2024
AMEAmetek Inc/	$11.1M	0.73%	0.02%	+430.8%	Q1 2024
IDXXIdexx Laboratories Inc	$11.1M	0.73%	0.03%	+826.0%	Q4 2025
PNRPENTAIR plc	$10.9M	0.71%	0.08%	-1.3%	Q1 2024
CMCanadian Imperial Bank of Commerce	$10.8M	0.70%	0.01%	Not reported	Q1 2024
TDToronto Dominion Bank	$10.6M	0.69%	0.01%	-58.0%	Q1 2024
PLDPrologis, Inc.	$10.6M	0.69%	0.01%	Not reported	Q4 2024
LRCXLam Research Corp	$10.4M	0.68%	0.00%	-55.3%	Q1 2024
EMEEMCOR Group, Inc.	$10.4M	0.68%	0.03%	Not reported	Q4 2024

Q4 2025Reported Feb 13, 2026149 positions
NVDANvidia Corp	$130M	7.75%	0.00%	-3.1%	Q1 2024
MSFTMicrosoft Corp	$112M	6.63%	0.00%	-2.2%	Q1 2024
AMZNAmazon Com Inc	$66.2M	3.93%	0.00%	-5.5%	Q1 2024
AVGOBroadcom Inc.	$48.1M	2.86%	0.00%	Not reported	Q1 2024
JPMJPMorgan Chase & Co	$44.8M	2.66%	0.01%	+2.7%	Q2 2024
CSCOCisco Systems, Inc.	$36.9M	2.19%	0.01%	+5.4%	Q1 2024
AMATApplied Materials Inc	$28.6M	1.70%	0.01%	-2.5%	Q1 2024
MUMicron Technology Inc	$27.4M	1.63%	0.01%	Not reported	Q1 2024
JNJJohnson & Johnson	$26.7M	1.59%	0.01%	-8.8%	Q1 2024
TDToronto Dominion Bank	$25.9M	1.54%	0.02%	Not reported	Q1 2024
HDHome Depot, Inc.	$24.5M	1.45%	0.01%	+2.0%	Q1 2024
VVisa Inc.	$23M	1.36%	0.00%	+8.9%	Q1 2024
BKNGBooking Holdings Inc.	$22.4M	1.33%	0.01%	Not reported	Q1 2024
MFCManulife Financial Corp	$22M	1.31%	Not reported	+8.6%	Q1 2024
INTUIntuit Inc.	$21.8M	1.30%	0.01%	-1.6%	Q1 2024
LLYELI LILLY & Co	$21.8M	1.29%	0.00%	Not reported	Q1 2024
ACNAccenture plc	$21.6M	1.28%	0.01%	Not reported	Q1 2024
LRCXLam Research Corp	$20M	1.19%	0.01%	-10.0%	Q1 2024
PGPROCTER & GAMBLE Co	$19.7M	1.17%	0.01%	-8.4%	Q1 2024
ANETArista Networks, Inc.	$17.2M	1.02%	0.01%	+2.4%	Q2 2024
WBDWarner Bros. Discovery, Inc.	$16.6M	0.99%	0.02%	Not reported	Q4 2024
AMPAmeriprise Financial Inc	$16.3M	0.97%	0.04%	+11.2%	Q1 2024
STTState Street Corp	$16M	0.95%	0.04%	+4.6%	Q1 2024
BNYBank of New York Mellon Corp	$15.2M	0.90%	0.02%	+7.3%	Q3 2025
SCHWSchwab Charles Corp	$15.1M	0.90%	0.01%	+12.8%	Q3 2025
WDCWestern Digital Corp	$15.1M	0.89%	0.03%	Not reported	Q3 2025
TTTrane Technologies plc	$14.8M	0.88%	0.02%	Not reported	Q2 2024
AEMAgnico Eagle Mines Ltd	$14.4M	0.86%	0.02%	Not reported	Q3 2024
QCOMQualcomm Inc	$14.3M	0.85%	0.01%	Not reported	Q2 2024
AERAerCap Holdings N.V.	$14.3M	0.85%	0.06%	Not reported	Q1 2024
PNRPENTAIR plc	$13.7M	0.81%	0.08%	Not reported	Q1 2024
WABWestinghouse Air Brake Technologies Corp	$13.6M	0.81%	0.04%	+16.0%	Q1 2024
COFCapital One Financial Corp	$13.4M	0.80%	0.01%	+10.2%	Q2 2025
PBAPembina Pipeline Corp	$12.9M	0.77%	0.06%	Not reported	Q1 2024
TRVTravelers Companies, Inc.	$12.9M	0.76%	0.02%	+13.7%	Q2 2024
ADBEAdobe Inc.	$12.6M	0.75%	0.01%	+8.4%	Q1 2024
VZVerizon Communications Inc	$12.6M	0.75%	0.01%	+4.8%	Q1 2024
CRMSalesforce, Inc.	$12.4M	0.74%	0.01%	-4.0%	Q1 2024
MCDMcdonalds Corp	$12.1M	0.72%	0.01%	Not reported	Q1 2024
ADIAnalog Devices Inc	$11.9M	0.70%	0.01%	+24.9%	Q1 2024
TROWPrice T Rowe Group Inc	$11.7M	0.69%	0.05%	-7.1%	Q1 2024
UBERUber Technologies, Inc	$11.6M	0.69%	0.01%	-4.2%	Q2 2024
SLFSun Life Financial Inc	$11.6M	0.69%	Not reported	Not reported	Q1 2024
AMDAdvanced Micro Devices Inc	$11.6M	0.69%	0.00%	+9.6%	Q1 2024
DALDelta Air Lines, Inc.	$11.3M	0.67%	0.03%	Not reported	Q2 2024
FFIVF5, Inc.	$11.3M	0.67%	0.08%	Not reported	Q1 2024
INTCIntel Corp	$11.1M	0.66%	0.00%	Not reported	Q1 2024
EBAYEbay Inc	$10.9M	0.65%	0.03%	+9.1%	Q2 2024
CMCanadian Imperial Bank of Commerce	$10.6M	0.63%	0.01%	-13.2%	Q1 2024
PLDPrologis, Inc.	$10.5M	0.62%	0.01%	Not reported	Q4 2024

Q3 2025Reported Nov 13, 2025159 positions
NVDANvidia Corp	$123M	8.58%	0.00%	+1.1%	Q1 2024
MSFTMicrosoft Corp	$111M	7.77%	0.00%	+11.6%	Q1 2024
AMZNAmazon Com Inc	$60.6M	4.24%	0.00%	+22.0%	Q1 2024
AVGOBroadcom Inc.	$41.6M	2.91%	0.00%	-9.8%	Q1 2024
JPMJPMorgan Chase & Co	$39M	2.72%	0.01%	+54.5%	Q2 2024
CSCOCisco Systems, Inc.	$28.3M	1.98%	0.01%	+102.9%	Q1 2024
HDHome Depot, Inc.	$25.7M	1.80%	0.01%	+0.6%	Q1 2024
BLKBlackRock, Inc.	$24.3M	1.70%	0.01%	+51.5%	Q1 2024
JNJJohnson & Johnson	$24M	1.68%	0.01%	+9.3%	Q1 2024
AMATApplied Materials Inc	$21.1M	1.48%	0.01%	Not reported	Q1 2024
PGPROCTER & GAMBLE Co	$21M	1.47%	0.01%	+0.6%	Q1 2024
INTUIntuit Inc.	$20.7M	1.45%	0.01%	+30.7%	Q1 2024
BKNGBooking Holdings Inc.	$20.4M	1.43%	0.01%	+12.2%	Q1 2024
TDToronto Dominion Bank	$20M	1.40%	0.02%	Not reported	Q1 2024
VVisa Inc.	$18.7M	1.30%	0.00%	+71.5%	Q1 2024
ANETArista Networks, Inc.	$16.9M	1.18%	0.01%	+111.1%	Q2 2024
MFCManulife Financial Corp	$15.8M	1.10%	Not reported	+233.6%	Q1 2024
LRCXLam Research Corp	$15.7M	1.10%	0.01%	+52.0%	Q1 2024
MUMicron Technology Inc	$14.3M	1.00%	0.01%	+87.4%	Q1 2024
LLYELI LILLY & Co	$14.1M	0.99%	0.00%	Not reported	Q1 2024
AMPAmeriprise Financial Inc	$13.3M	0.93%	0.03%	Not reported	Q1 2024
UBERUber Technologies, Inc	$13.3M	0.93%	0.01%	-11.7%	Q2 2024
AEMAgnico Eagle Mines Ltd	$13M	0.91%	0.02%	-11.5%	Q3 2024
FFIVF5, Inc.	$12.9M	0.90%	0.08%	Not reported	Q1 2024
QCOMQualcomm Inc	$12.6M	0.88%	0.01%	+51.2%	Q2 2024
STTState Street Corp	$12.5M	0.87%	0.04%	+28.6%	Q1 2024
PBAPembina Pipeline Corp	$12.5M	0.87%	0.06%	+1412500.0%	Q1 2024
ORCLOracle Corp	$12.3M	0.86%	0.00%	+18.4%	Q1 2024
BNYBank of New York Mellon Corp	$12.1M	0.85%	0.02%	New	Q3 2025
VZVerizon Communications Inc	$11.9M	0.83%	0.01%	+19.8%	Q1 2024
SCHWSchwab Charles Corp	$11.6M	0.81%	0.01%	New	Q3 2025
TROWPrice T Rowe Group Inc	$11.4M	0.80%	0.06%	Not reported	Q1 2024
MCDMcdonalds Corp	$10.9M	0.76%	0.01%	Not reported	Q1 2024
ADBEAdobe Inc.	$10.7M	0.75%	0.01%	+32.0%	Q1 2024
ATOAtmos Energy Corp	$10.6M	0.74%	0.04%	Not reported	Q1 2024
CRMSalesforce, Inc.	$10.5M	0.74%	0.01%	Not reported	Q1 2024
WBDWarner Bros. Discovery, Inc.	$10.3M	0.72%	0.02%	+14.0%	Q4 2024
SLFSun Life Financial Inc	$10.2M	0.71%	Not reported	Not reported	Q1 2024
WABWestinghouse Air Brake Technologies Corp	$9.93M	0.69%	0.03%	Not reported	Q1 2024
TRVTravelers Companies, Inc.	$9.89M	0.69%	0.02%	-2.7%	Q2 2024
CMCSAComcast Corp	$9.84M	0.69%	0.01%	Not reported	Q1 2024
CMCanadian Imperial Bank of Commerce	$9.75M	0.68%	0.01%	-58.1%	Q1 2024
COFCapital One Financial Corp	$9.7M	0.68%	0.01%	Not reported	Q2 2025
EBAYEbay Inc	$9.57M	0.67%	0.03%	-30.8%	Q2 2024
IBMInternational Business Machines Corp	$9.46M	0.66%	0.00%	Not reported	Q2 2025
WDCWestern Digital Corp	$9.41M	0.66%	0.02%	New	Q3 2025
ETREntergy Corp	$9.22M	0.64%	0.02%	-11.2%	Q3 2024
PEverpure, Inc.	$8.99M	0.63%	0.04%	New	Q3 2025
EMEEMCOR Group, Inc.	$8.7M	0.61%	0.03%	Not reported	Q4 2024
VEEVVeeva Systems Inc	$8.69M	0.61%	0.02%	+82.3%	Q1 2024

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