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Latest SIRIOS CAPITAL MANAGEMENT L P Stock Portfolio

$822Million | No. of Holdings #86

SIRIOS CAPITAL MANAGEMENT L P Performance

2026 Q2+15.52%
YTD+15.89%
2025+21.61%

About SIRIOS CAPITAL MANAGEMENT L P and 13F Hedge Fund Stock Holdings

SIRIOS CAPITAL MANAGEMENT L P is a hedge fund based in Boston, MA. On 2026-08-14, the fund reported it's updated stock portfolio. In the 13F Holdings report, SIRIOS CAPITAL MANAGEMENT L P reported an equity portfolio of $822.3 Millions as of 30 Jun, 2026. <br><br> The top stock holdings of SIRIOS CAPITAL MANAGEMENT L P are , TSM, AMZN. The fund has invested 11.9% of it's portfolio in GE VERNOVA INC and 6.1% of portfolio in TAIWAN SEMICONDUCTOR MANUFAC. <br><br> The fund managers got completely rid off ROPER TECHNOLOGIES INC (ROP), GE AEROSPACE (GE) and KKR & CO INC (KKR) stocks. They significantly reduced their stock positions in META PLATFORMS INC (META), CARLYLE GROUP INC (CG) and ALLEGRO MICROSYSTEMS INC (ALGM). SIRIOS CAPITAL MANAGEMENT L P opened new stock positions in STANDARDAERO INC, NETFLIX INC. (NFLX) and AMERICAN EXPRESS CO (AXP). The fund showed a lot of confidence in some stocks as they added substantially to NEW YORK TIMES CO MTN BE (NYT), ACCENTURE PLC IRELAND (ACN) and EPAM SYS INC (EPAM).
SIRIOS CAPITAL MANAGEMENT L P Equity Portfolio Value
Last Reported on: 14 Aug, 2026
$822Million
  as of Aug 14, 2026

SIRIOS CAPITAL MANAGEMENT L P Annual Return Estimates Vs S&P 500

Our best estimate is that SIRIOS CAPITAL MANAGEMENT L P made a return of 15.52% in the last quarter. In trailing 12 months, it's portfolio return was 24.84%.
  • Performance
  • S&P 500

New Buys

Ticker$ Bought
standardaero inc15,325,600
netflix inc.8,647,680
american express co3,038,840
motorola solutions inc3,019,990
colgate palmolive co2,699,240
sanmina corp2,466,770
viking holdings ltd1,874,850
seacoast bkg corp fla1,755,100
New stocks bought by SIRIOS CAPITAL MANAGEMENT L P

Additions

Ticker% Inc.
new york times co mtn be454
accenture plc ireland290
epam sys inc287
natera inc213
nvidia corporation108
hyatt hotels corp84.23
parker-hannifin corp52.82
martin marietta matls inc27.86
Additions to existing portfolio by SIRIOS CAPITAL MANAGEMENT L P

Reductions

Ticker% Reduced
meta platforms inc-95.92
carlyle group inc-93.15
allegro microsystems inc-92.15
constellation brands inc-87.9
hershey co-87.00
mks inc.-77.71
applied matls inc-72.63
jfrog ltd-70.52
SIRIOS CAPITAL MANAGEMENT L P reduced stake in above stock

Sold off

Ticker$ Sold
gap inc-687,716
roper technologies inc-8,500,420
gildan activewear a ord (nys)-776,818
ge aerospace-3,037,760
kkr & co inc-905,020
uber technologies inc-315,125
wynn resorts ltd-314,602
ulta beauty inc-773,611
SIRIOS CAPITAL MANAGEMENT L P got rid off the above stocks

Sector Distribution

SIRIOS CAPITAL MANAGEMENT L P has about 22.9% of it's holdings in Others sector.

  • Others
  • Industrials
  • Technology
  • Healthcare
  • Communication Services
  • Consumer Cyclical
  • Financial Services
  • Utilities
  • Consumer Defensive
  • Real Estate
  • Basic Materials
Sector%
Others22.9
Industrials17.7
Technology16.9
Healthcare13.1
Communication Services8
Consumer Cyclical7.7
Financial Services6.6
Utilities1.8
Consumer Defensive1.8
Real Estate1.6
Basic Materials1.3

Market Cap. Distribution

SIRIOS CAPITAL MANAGEMENT L P has about 69.6% of it's portfolio invested in the large-cap and mega-cap stocks.

  • LARGE-CAP
  • MEGA-CAP
  • UNALLOCATED
  • MID-CAP
Category%
LARGE-CAP44.9
MEGA-CAP24.7
UNALLOCATED22.9
MID-CAP7.1

Stocks belong to which Index?

About 57.2% of the stocks held by SIRIOS CAPITAL MANAGEMENT L P either belong to S&P 500 or RUSSELL 2000 index.

  • S&P 500
  • Others
  • RUSSELL 2000
Index%
S&P 50051
Others42.7
RUSSELL 20006.2
Top 5 Winners (%)%
AMD
advanced micro devices inc
143.1 %
DDOG
datadog inc
79.7 %
EXTR
extreme networks inc
77.8 %
AMAT
applied matls inc
71.0 %
ALGM
allegro microsystems inc
65.2 %
Top 5 Winners ($)$
ge vernova inc
31.1 M
AMD
advanced micro devices inc
24.1 M
ONTO
onto innovation inc
17.9 M
TSM
taiwan semiconductor manufac
15.2 M
GOOG
alphabet inc
7.3 M
Top 5 Losers (%)%
BSX
boston scientific corp
-31.4 %
EPAM
epam sys inc
-30.8 %
ACN
accenture plc ireland
-27.1 %
NKE
nike inc
-20.6 %
RRC
range res corp
-17.6 %
Top 5 Losers ($)$
BSX
boston scientific corp
-5.3 M
EPAM
epam sys inc
-3.3 M
ACN
accenture plc ireland
-2.6 M
GMED
globus med inc
-2.5 M
NKE
nike inc
-2.4 M

SIRIOS CAPITAL MANAGEMENT L P Holdings Map

This heatmap illustrates the top 50 positions within the fund's portfolio.

Current Stock Holdings of SIRIOS CAPITAL MANAGEMENT L P

SIRIOS CAPITAL MANAGEMENT L P has 86 stocks in it's portfolio. About 45.8% of the portfolio is in top 10 stocks. BSX proved to be the most loss making stock for the portfolio. was the most profitable stock for SIRIOS CAPITAL MANAGEMENT L P last quarter.

$822.25MTotal Value
95.00Positions
14 Aug, 2026Last Reported
Current holdings of Current Stock Holdings of SIRIOS CAPITAL MANAGEMENT L P, last reported on 14 Aug, 2026. Select a row with a linked ticker to view its historical trend.
ExpandHoldingsorted ascending% PortfolioShares Held$ Value% Change
ALC
Alcon Ag (Nys)

Alcon Ag (Nys)

ALC
SIRIOS CAPITAL MANAGEMENT L P's holding in Alcon Ag (Nys) over time
1.8%220,615
$14.80M
1.8%
increased 0.8 percentadded