Top Institutional Investors

One Madison Group LLC — 13F Holdings & Portfolio

CIK 1728278 · latest 13F-HR filed 2026-08-14

Backtest portfolio

One Madison Group LLC manages $1.04B in 13F-reported U.S. long-equity assets across 27 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are CR (7.61%), XPO (6.91%), AMZN (6.87%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 3 new positions and exited 4; 18 existing positions rose in reported value and 5 fell.

AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.

Loading holdings…
AUM
$1.04B

Long-equity book

Holdings
27

Distinct positions

Period
2026-06-30

Filed 2026-08-14

Q/Q Activity
+3 / −4 / ↑18 / ↓5

vs 2026-03-31

Portfolio charts

Latest quarter's book, what changed, and how the portfolio has evolved across filings.

Portfolio map

Q2 26
CR7.6% · -1%XPO6.9% · +4%AMZN6.9% · +11%TTWO5.6% · +10%JCI5.6% · +335%GEV5.4% · -20%LOAR5.3% · -1%RBC5.0% · +33%GOOG4.9% · -12%WWD4.9% · +20%GE4.6% · -3%HLT3.8% · -2%DPC3.8% · newRACE3.8% · +5%UNP3.4% · +10%MLM3.3% · -34%APG3.1% · 0%HEI2.7% · +7%JHX2.5% · +1211%IBKR2.1% · +14%SPOT1.8% · -7%SPCX1.6% · newMETA1.6% · +482%CBRS1.4% · newNFLX1.2% · -35%SHW1.0% · -57%ORLY0.2% · -91%

Box size = position value; colour = change in share count vs the prior quarter (green added, red trimmed, blue new). Rows split across managers or share classes are combined. Click a box for the stock.

Sector mix

% of 13F value

Sectors from each company's SIC code; funds and ETFs grouped separately.

Biggest buys and sells

Q1 26 → Q2 26

Estimated from the change in shares held × the quarter-end price, so price moves alone don't count as buying. New and exited positions are included.

13F assets and positions

4 quarters

Total reported 13F value (bars) and number of positions (line) each quarter. Value changes include market moves.

Top positions over time

reported value

The eight largest current positions, valued at each quarter end.

Concentration

top 10 = 58.2%

Cumulative share of the portfolio held in the largest N positions.

Firm Profile & Key People
Assets Under Management
$7.02B
Discretionary
$7.02B
Employees
23
Accounts
5
Address
3 EAST 28TH STREET
NEW YORK, NY 10016
Phone
(212) 655-7197
Website
Mailing Address
3 EAST 28TH STREET, NEW YORK, NY, 10016
Name Title / Status Ownership Type
ASALI, OMAR, MARWAN ControlOWNER, MANAGING MEMBER50–75%Individual
ASALI, OMAR, MARWAN ControlCO-FOUNDER, MANAGERLess than 5%Individual
HOLAHAN, RICHARD, DANIEL ControlPRESIDENTLess than 5%Individual
JS CAPITAL MANAGEMENT LLC ControlOWNER25–50%Domestic Entity
KAPLAN, SCOTT, MICHAEL ControlCHIEF FINANCIAL OFFICERLess than 5%Individual
MURGIO, DAVID, PAUL ControlGENERAL COUNSELLess than 5%Individual
NACCARELLA, DANIEL, PETER ControlCHIEF COMPLIANCE OFFICERLess than 5%Individual
ONE MADISON HOLDINGS LLC ControlOWNER25–50%Domestic Entity
SESHADRI, SALIL, NMN ControlCO-FOUNDER, MANAGERLess than 5%Individual
SESHADRI, SALIL, NMN ControlOWNER, MANAGING MEMBER75% or moreIndividual
SOROS, JONATHAN, TIVADAR ControlCO-FOUNDER, MANAGERLess than 5%Individual
SOROS, JONATHAN, TIVADAR ControlOWNER, MANAGING MEMBER75% or moreIndividual
SS1MG MEMBER LLC ControlOWNER25–50%Domestic Entity

Quarter-over-quarter changes

Changes in reported position value vs the prior 13F, so price moves count too, not just shares bought or sold.

One Madison Group LLC Holdings (2026-06-30)

Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).

# Issuer Symbol CUSIP Value Weight Shares Type
1 CRANE COMPANY CR 224408104 $79.2M 7.61% 355,000 SH
2 XPO INC XPO 983793100 $71.9M 6.91% 350,100 SH
3 AMAZON COM INC AMZN 023135106 $71.5M 6.87% 300,000 SH
4 TAKE-TWO INTERACTIVE SOFTWAR TTWO 874054109 $58.7M 5.65% 235,000 SH
5 JOHNSON CONTROLS INTERNATION JCI G51502105 $58.4M 5.62% 400,000 SH
6 GE VERNOVA INC GEV 36828A101 $56.4M 5.42% 48,000 SH
7 LOAR HOLDINGS INC LOAR 53947R105 $55.6M 5.35% 690,000 SH
8 RBC BEARINGS INC RBC 75524B104 $51.5M 4.95% 80,000 SH
9 ALPHABET INC GOOG 02079K107 $51.2M 4.92% 145,000 SH
10 WOODWARD INC WWD 980745103 $51.1M 4.91% 120,000 SH
11 GE AEROSPACE GE 369604301 $48.2M 4.63% 129,000 SH
12 HILTON WORLDWIDE HLDGS INC HLT 43300A203 $39.7M 3.81% 120,000 SH
13 DPC HOLDINGS PLC DPC G2R11M108 $39.2M 3.77% 800,000 SH
14 FERRARI N V RACE N3167Y103 $39.1M 3.76% 105,000 SH
15 UNION PAC CORP UNP 907818108 $35.4M 3.40% 130,000 SH
16 MARTIN MARIETTA MATLS INC MLM 573284106 $34.6M 3.33% 60,000 SH
17 API GROUP CORP APG 00187Y100 $31.8M 3.05% 750,000 SH
18 HEICO CORP NEW HEI 422806109 $28.5M 2.74% 80,000 SH
19 JAMES HARDIE INDS PLC JHX G4253H101 $26.2M 2.52% 1,000,000 SH
20 INTERACTIVE BROKERS GROUP IN IBKR 45841N107 $21.7M 2.09% 249,500 SH
21 SPOTIFY TECHNOLOGY S A SPOT L8681T102 $18.4M 1.77% 40,000 SH
22 SPACE EXPLORATION TECHN CORP SPCX 84615Q103 $17.1M 1.64% 100,000 SH
23 META PLATFORMS INC META 30303M102 $16.4M 1.58% 29,100 SH
24 CEREBRAS SYSTEMS INC CBRS 15675D103 $14.3M 1.38% 64,776 SH
25 NETFLIX INC. NFLX 64110L106 $12.1M 1.17% 170,000 SH
26 SHERWIN WILLIAMS CO SHW 824348106 $10.3M 0.99% 30,000 SH
27 OREILLY AUTOMOTIVE INC ORLY 67103H107 $1.8M 0.18% 20,000 SH
Filing History
Period Filed AUM Holdings Accession
2026-06-30 2026-08-14 $1.04B 27 0001420506-26-001829
2026-03-31 2026-05-15 $865.8M 28 0001420506-26-001149
2025-12-31 2026-02-17 $866.6M 27 0001420506-26-000582
2025-09-30 2025-11-14 $912.8M 31 0001420506-25-003405
Filer Information
Address
3 EAST 28TH STREET
NEW YORK, NY 10016
Phone
(212) 763-0938
Filing Manager
One Madison Group LLC
NEW YORK, NY
Signatory
Daniel Naccarella
Chief Compliance Officer