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Sirios Capital Management L P

CIK:0001104883
Hedge Fund
$2B AUM
59 holdings
Boston, MA, United States
Founded:1999
20 employees
Latest filing:Jun 30, 2025

Sirios Capital Management, L.P. is a hedge fund and investment adviser headquartered in Boston, Massachusetts. Founded in 1999, the firm specializes in managing equity-oriented investment strategies, primarily for institutional clients such as pension funds, endowments, foundations, and high-net-worth individuals. Sirios operates with a lean team of investment professionals and support staff, focused on delivering risk-adjusted returns for its clients through fundamental research-driven approaches.

Investment Strategy

Sirios Capital Management invests primarily in U.S. equities employing a long/short strategy with an emphasis on fundamental research and company-specific analysis. Their philosophy centers around identifying mispriced securities and constructing a diversified portfolio designed to manage risk and provide consistent, positive returns across market cycles. The firm relies on a collaborative investment process, integrating macroeconomic analysis with bottom-up stock picking.

Top Buys
G
GEVGE VERNOVA INC
+$33.5M
T
TSMTAIWAN SEMICONDUCTOR MFG LTD
+$22.7M
C
CARRCARRIER GLOBAL CORPORATION
+$16.8M
C
CLSCELESTICA INC
+$13.4M
M
METAMETA PLATFORMS INC
+$9.9M
Top Sells
B
BDXBECTON DICKINSON & CO
-$11.0M
T
THCTENET HEALTHCARE CORP
-$7.0M
H
HCAHCA HEALTHCARE INC
-$5.2M
A
ALCALCON AG (NYS)
-$3.0M
G
GMEDGLOBUS MED INC
-$2.8M

Top Holdings

G
GEVGE VERNOVA INC
+13.8%$95.3M
T
TSMTAIWAN SEMICONDUCTOR MFG LTD
+9.9%$68.3M
A
ALCALCON AG (NYS)
+4.7%$32.7M
W
WFCWELLS FARGO CO NEW
+4.7%$32.1M
G
GMEDGLOBUS MED INC
+4.4%$30.4M

Equity Positions (59)

TickerSecurityWeightMarket ValueSharesAvg CostPriceChange (QoQ)
G
GEV
GE VERNOVA INC13.82%$95.3M180,183$195.81$529.15+$33.5M
T
TSM
TAIWAN SEMICONDUCTOR MFG LTD9.90%$68.3M301,500$151.53$226.49+$22.7M
A
ALC
ALCON AG (NYS)4.75%$32.7M370,882$82.35$88.28-$3.0M
W
WFC
WELLS FARGO CO NEW4.66%$32.1M400,842$67.30$80.12+$9.7M
G
GMED
GLOBUS MED INC4.41%$30.4M515,642$57.30$59.02-$2.8M

Industry Allocation

SEMICONDUCTORS & RELATED DEVICES
+18.3%
ELECTRONIC & OTHER ELECTRICAL EQUIPMENT (NO COMPUTER EQUIP)
+16.0%
SURGICAL & MEDICAL INSTRUMENTS & APPARATUS
+8.4%
NATIONAL COMMERCIAL BANKS
+5.8%
OPHTHALMIC GOODS
+4.7%