Sirios Capital Management L P

In its 13F for Q1 2024 (holdings as of March 31, 2024, filed May 15, 2024), Sirios Capital Management L P reported 61 stock positions worth $530.7 million. Its top holding was Alcon (ALC) at 6.0% of the portfolio, followed by General Electric (GE, 5.0%) and Heico Class A (HEI.A, 4.6%). Compared with Q4 2023, it opened 15 new positions, sold out of 6, added to 24 and reduced 22. The biggest buy was Meta Platforms Class A (META, shares +890%) and the biggest sale S&P Global (SPGI, shares −82%).

Most Recent 13F
Q2 2026
Location
BOSTON, MA
CIK
0001104883
Portfolio Value
$530.7M (Q1 2024)
SEC Filing
0001104883-24-000007 ↗ filed May 15, 2024

Holdings Value

0$200.0M$400.0M$600.0M$800.0M$1.0B Q1 2024: $530.7M $530.7M Q1 2024 Q2 2024: $574.3M Q2 2024 Q3 2024: $565.0M Q3 2024 Q4 2024: $557.1M Q4 2024 Q1 2025: $560.2M Q1 2025 Q2 2025: $689.8M Q2 2025 Q3 2025: $768.2M Q3 2025 Q4 2025: $803.3M Q4 2025 Q1 2026: $824.8M Q1 2026 Q2 2026: $822.3M Q2 2026

Holdings 61 stocks · $530.7M
ALC Alcon Inc. filed as ALCON AG 6.00% 382,329 $31.8M Reduce -28.6%
GE General Electric 4.98% 150,700 $26.5M Add +6.2%
HEI.A Heico Corp. Class A 4.62% 159,327 $24.5M Add +6.7%
ROP Roper Technologies Inc. 4.38% 41,491 $23.3M Add +6.8%
TSM Taiwan Semiconductor-SP ADR 4.37% 170,445 $23.2M Add +156.0%
CG The Carlyle Group Inc. 4.04% 456,797 $21.4M Add +2.3%
GMED Globus Medical Inc. Class A 3.88% 383,422 $20.6M Add +4.0%
META Meta Platforms Inc. Class A 3.73% 40,802 $19.8M Add +889.6%
MSFT Microsoft Corp. 3.42% 43,082 $18.1M Reduce -15.4%
BSX Boston Scientific Corp. 3.36% 260,185 $17.8M Reduce -39.0%
GPN Global Payments Inc. 3.24% 128,517 $17.2M Add +0.9%
AMZN Amazon.com Inc. 3.18% 93,486 $16.9M Add +10.6%
LLY Eli Lilly & Co. 2.85% 19,474 $15.1M Reduce -33.0%
NVDA Nvidia Corp. 2.76% 16,237 $14.7M Reduce -49.8%
UNP Union Pacific Corp. 2.75% 59,351 $14.6M Add +9.2%
PCAR Paccar Inc. 2.71% 116,256 $14.4M Add +8.0%
ABT Abbott Laboratories 2.58% 120,663 $13.7M Reduce -11.0%
AMD Advanced Micro Devices 2.40% 70,641 $12.7M New
BDX Becton Dickinson and Co. 2.12% 45,557 $11.3M Reduce -14.7%
RCL Royal Caribbean Cruises Ltd. 2.08% 79,523 $11.1M Add +8.5%
ODFL Old Dominion Freight Line 1.94% 46,910 $10.3M Add +7.9%
DAL Delta Air Lines Inc. 1.93% 213,454 $10.2M Add +8.0%
IR Ingersoll-Rand Inc. 1.83% 102,549 $9.7M Add +17.3%
SMAR Smartsheet Inc. Class A 1.83% 251,693 $9.7M Add +21.0%
MDT Medtronic PLC 1.74% 106,100 $9.2M Reduce -17.9%
YOU Clear Secure Inc. Class A 1.72% 428,216 $9.1M New
INTC Intel Corp. 1.65% 198,289 $8.8M New
STZ Constellation Brands Inc. Class A 1.58% 30,791 $8.4M Add +17.0%
CLH Clean Harbors Inc. 1.47% 38,836 $7.8M Reduce -33.8%
TMUS T-Mobile US Inc. 1.42% 46,020 $7.5M Reduce -1.3%
WCN Waste Connections Inc. 1.40% 43,067 $7.4M Add +24.9%
WFC Wells Fargo & Co. 1.39% 127,508 $7.4M Reduce -33.9%
UBER Uber Technologies Inc. 1.32% 90,990 $7.0M New
ADBE Adobe Inc. 1.29% 13,562 $6.8M Reduce -31.6%
SPGI S&P Global Inc. 0.89% 11,132 $4.7M Reduce -81.8%
HCA HCA Healthcare Inc. 0.81% 12,900 $4.3M Add +2.3%
CNMD Conmed Corp. 0.76% 50,468 $4.0M New
WDAY Workday Inc. Class A 0.46% 8,946 $2.4M Add +0.3%
INTU Intuit Inc. 0.46% 3,749 $2.4M Reduce -9.0%
TENB Tenable Holdings Inc. 0.44% 46,764 $2.3M Reduce -15.9%
LNTH Lantheus Holdings Inc. 0.40% 34,509 $2.1M Reduce -25.0%
THC Tenet Healthcare Corp. 0.35% 17,582 $1.8M Add +1.1%
AXP American Express Co. 0.34% 7,836 $1.8M Add +1.1%
CYBR Cyberark Software Ltd./Israel 0.30% 6,023 $1.6M Reduce -43.8%
RSKD Riskified Ltd. Class A 0.30% 293,494 $1.6M Add +1.1%
NTRA Natera Inc. 0.26% 15,255 $1.4M Add +1.1%
GOOGL Alphabet Inc. Class A 0.23% 8,108 $1.2M Reduce -78.1%
MAR Marriott International Class A 0.22% 4,550 $1.1M New
NARI Inari Medical Inc. 0.20% 22,408 $1.1M Reduce -34.6%
PANW Palo Alto Networks Inc. 0.20% 3,765 $1.1M Reduce -48.5%
SHW The Sherwin-Williams Co. 0.19% 2,832 $984K New
USFD US Foods Holding Corp. 0.18% 18,190 $982K New
KLAC KLA Corp. 0.18% 1,376 $961K Reduce -37.4%
DOCU Docusign Inc. 0.18% 15,867 $945K New
PG The Procter & Gamble Co. 0.17% 5,673 $920K New
ROST Ross Stores Inc. 0.16% 5,709 $838K New
WMT Walmart Inc. 0.14% 12,193 $734K New
PVH PVH Corp. 0.06% 2,398 $337K New
SKX Skechers USA Inc. Class A 0.06% 5,145 $315K New
ADI Analog Devices Inc. 0.06% 1,548 $306K Reduce -90.3%
SMPL The Simply Good Foods Co. 0.02% 3,335 $113K New

Portfolio Sells Q4 2023 → Q1 2024
SPGI S&P Global Inc. Reduce -81.8% 0.89% −4.61
ALC Alcon Inc. Reduce -28.6% 6.00% −2.53
BSX Boston Scientific Corp. Reduce -39.0% 3.36% −1.67
PTLO Portillo's Inc. Class A Sold out 0.00% −1.52
ADBE Adobe Inc. Reduce -31.6% 1.29% −1.12
SPLK Splunk Inc. Sold out 0.00% −1.03
GOOGL Alphabet Inc. Class A Reduce -78.1% 0.23% −0.82
CLH Clean Harbors Inc. Reduce -33.8% 1.47% −0.61
LLY Eli Lilly & Co. Reduce -33.0% 2.85% −0.60
ADI Analog Devices Inc. Reduce -90.3% 0.06% −0.59
INSP Inspire Medical Systems Inc. Sold out 0.00% −0.54
WFC Wells Fargo & Co. Reduce -33.9% 1.39% −0.54
BDX Becton Dickinson and Co. Reduce -14.7% 2.12% −0.53
NVDA Nvidia Corp. Reduce -49.8% 2.76% −0.50
MSFT Microsoft Corp. Reduce -15.4% 3.42% −0.49
ABT Abbott Laboratories Reduce -11.0% 2.58% −0.46
MDT Medtronic PLC Reduce -17.9% 1.74% −0.43
KEYS Keysight Technologies Inc. Sold out 0.00% −0.33
NARI Inari Medical Inc. Reduce -34.6% 0.20% −0.25
PANW Palo Alto Networks Inc. Reduce -48.5% 0.20% −0.24
LNTH Lantheus Holdings Inc. Reduce -25.0% 0.40% −0.18
CYBR Cyberark Software Ltd./Israel Reduce -43.8% 0.30% −0.18
TMUS T-Mobile US Inc. Reduce -1.3% 1.42% −0.11
OPCH Option Care Health Inc. Sold out 0.00% −0.10
TENB Tenable Holdings Inc. Reduce -15.9% 0.44% −0.09
KLAC KLA Corp. Reduce -37.4% 0.18% −0.08
AGL Agilon Health Inc. Sold out 0.00% −0.07
INTU Intuit Inc. Reduce -9.0% 0.46% −0.07

Portfolio Buys Q4 2023 → Q1 2024
META Meta Platforms Inc. Class A Add +889.6% 3.73% +3.44
TSM Taiwan Semiconductor-SP ADR Add +156.0% 4.37% +2.96
AMD Advanced Micro Devices New 2.40% +2.40
YOU Clear Secure Inc. Class A New 1.72% +1.72
INTC Intel Corp. New 1.65% +1.65
UBER Uber Technologies Inc. New 1.32% +1.32
GE General Electric Add +6.2% 4.98% +1.29
CNMD Conmed Corp. New 0.76% +0.76
PCAR Paccar Inc. Add +8.0% 2.71% +0.57
AMZN Amazon.com Inc. Add +10.6% 3.18% +0.56
IR Ingersoll-Rand Inc. Add +17.3% 1.83% +0.46
WCN Waste Connections Inc. Add +24.9% 1.40% +0.35
CG The Carlyle Group Inc. Add +2.3% 4.04% +0.33
DAL Delta Air Lines Inc. Add +8.0% 1.93% +0.30
HEI.A Heico Corp. Class A Add +6.7% 4.62% +0.28
STZ Constellation Brands Inc. Class A Add +17.0% 1.58% +0.28
MAR Marriott International Class A New 0.22% +0.22
SHW The Sherwin-Williams Co. New 0.19% +0.19
USFD US Foods Holding Corp. New 0.18% +0.18
DOCU Docusign Inc. New 0.18% +0.18
PG The Procter & Gamble Co. New 0.17% +0.17
ROST Ross Stores Inc. New 0.16% +0.16
RCL Royal Caribbean Cruises Ltd. Add +8.5% 2.08% +0.15
ODFL Old Dominion Freight Line Add +7.9% 1.94% +0.14
WMT Walmart Inc. New 0.14% +0.14
HCA HCA Healthcare Inc. Add +2.3% 0.81% +0.11
THC Tenet Healthcare Corp. Add +1.1% 0.35% +0.08
NTRA Natera Inc. Add +1.1% 0.26% +0.07
PVH PVH Corp. New 0.06% +0.06
ROP Roper Technologies Inc. Add +6.8% 4.38% +0.06
SKX Skechers USA Inc. Class A New 0.06% +0.06
AXP American Express Co. Add +1.1% 0.34% +0.04
UNP Union Pacific Corp. Add +9.2% 2.75% +0.03
RSKD Riskified Ltd. Class A Add +1.1% 0.30% +0.02
SMPL The Simply Good Foods Co. New 0.02% +0.02
WDAY Workday Inc. Class A Add +0.3% 0.46% −0.04
GPN Global Payments Inc. Add +0.9% 3.24% −0.06
GMED Globus Medical Inc. Class A Add +4.0% 3.88% −0.13
SMAR Smartsheet Inc. Class A Add +21.0% 1.83% −0.20

All Filings

QuarterPositions13F Reported ValueTop Holdings
Q2 2026 86$822.3MGEV, TSM, AMZN, GOOGL, DXCM
Q1 2026 81$824.8MGEV, TSM, AMZN, ONTO, GMED
Q4 2025 74$803.3MGEV, TSM, AMZN, GMED, WFC
Q3 2025 68$768.2MGEV, TSM, WFC, GMED, AMZN
Q2 2025 59$689.8MGEV, TSM, ALC, WFC, GMED
Q1 2025 62$560.2MGEV, TSM, ALC, GMED, ROP
Q4 2024 62$557.1MGEV, TSM, AMZN, GMED, ALC
Q3 2024 64$565.0MGEV, TSM, ALC, AMZN, GMED
Q2 2024 61$574.3MALC, TSM, GEV, GMED, GE
Q1 2024 61$530.7MALC, GE, HEI.A, ROP, TSM