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OMG

One Madison Group Portfolio holdings

AUM $1.04B
1-Year Est. Return 25.35%
This Fund
S&P 500
This Quarter Est. Return
+0.88%
1 Year Est. Return
+25.35%
3 Year Est. Return
–
5 Year Est. Return
–
10 Year Est. Return
–
AUM
$867M
AUM Growth
-$46.2M
Cap. Flow
-$39.6M
Cap. Flow %
-4.57%
Top 10 Hldgs %
56.79%
Holding
31
New
–
Increased
11
Reduced
12
Closed
4

Top Buys

Rank Stock Value
1
MLM icon
Martin Marietta Materials
MLM
+$37.9M
2
WWD icon
Woodward
WWD
+$17.6M
3
RBC icon
RBC Bearings
RBC
+$13.5M
4
LOAR icon
Loar Holdings
LOAR
+$9.11M
5
SHW icon
Sherwin-Williams
SHW
+$7.02M

Top Sells

Rank Stock Value
1
CART icon
Maplebear
CART
+$43.4M
2
SNOW icon
Snowflake
SNOW
+$30.4M
3
META icon
Meta Platforms (Facebook)
META
+$19.4M
4
DDOG icon
Datadog
DDOG
+$11.1M
5
GE icon
GE Aerospace
GE
+$8.73M

Sector Composition

Rank Sector Weight
1 Industrials 47.36%
2 Communication Services 19.32%
3 Consumer Discretionary 16.04%
4 Technology 7.56%
5 Materials 6.28%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
IBKR icon
26
Interactive Brokers
IBKR
$41.3B
$9M 1.04%
140,000
-30,000
-18% -$2.01M
META icon
27
Meta Platforms (Facebook)
META
$1.39T
$7.26M 0.84%
11,000
-29,000
-73% -$19.4M
CART icon
28
Maplebear
CART
$11.9B
– –
-1,180,346
Closed -$43.4M
GTLB icon
29
GitLab
GTLB
$7.08B
– –
-85,000
Closed -$3.83M
SNOW icon
30
Snowflake
SNOW
$112B
– –
-134,597
Closed -$30.4M
VMC icon
31
Vulcan Materials
VMC
$35.5B
– –
-4,000
Closed -$1.23M
1
2

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GKFF
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HTIM
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One Madison Group's Q4 2025 Portfolio in Review

As of Q4 2025, One Madison Group held 31 positions worth $867M, down 5.1% from $913M the previous quarter. Its ten largest holdings account for 57% of the portfolio.

One Madison Group withdrew a net $39.6M in Q4 2025, closing 4 positions and reducing 12 holdings. Its most notable exit was Maplebear, an estimated $43.4M position sold in full.

By sector, the portfolio is most concentrated in Industrials at 47% of assets, up from 42% a quarter earlier, followed by Communication Services and Consumer Discretionary.

Against the trend, One Madison Group added an estimated $37.9M to Martin Marietta Materials.

  • One Madison Group added most to Martin Marietta Materials in Q4 2025, an estimated $37.9M increase.
  • One Madison Group's biggest Q4 2025 reduction was Meta Platforms (Facebook), cutting an estimated $19.4M.
  • One Madison Group fully exited Maplebear in Q4 2025, selling an estimated $43.4M.
  • One Madison Group's ten largest holdings make up 57% of its $867M portfolio in Q4 2025.
  • One Madison Group opened 0 new positions and closed 4 in Q4 2025.
  • One Madison Group's portfolio value fell 5.1% quarter-over-quarter to $867M.

Based on One Madison Group's 13F filing for Q4 2025, filed 17 Feb 2026.