2026 Q1 Portfolio Activity
In 2026 Q1, Madison Avenue Partners, LP maintained a portfolio of 30 distinct positions. The most significant new addition was COUPANG INC, now representing 7.69% of the total fund value. They heavily accumulated shares in MAGNUM ICE CREAM CO NV, increasing the position by 78.0%. The fund also reduced its exposure to GLOBUS MED INC by 72.7%.
Position History
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Total Positions
30
Quarter
2026 Q1
Top Holding
SNDK (17.1%)
Top 10 Concentration
78.5%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
Showing 1-30 of 30
Madison Avenue Partners, LP Full Holdings List — 2026 Q1
| Stock | History | Sector / Type | Port % | Prev % | Rank / Prev | Conviction | Change | % Change | Influence | Shares | Mkt Value | Avg Cost | Price Held | 1st Owned | Source | Source Date | Date Reported | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
SNDK
SANDISK CORP
|
Technology | 17.10% | 14.63% |
#1
Prev: #1
|
6.0 |
—
|
-815,162 | -56.8% |
P
S
|
619,010 | $393,281,813 | 2025 Q2 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
GHC
GRAHAM HLDGS CO
|
Consumer Defensive | 11.30% | 11.60% |
#2
Prev: #2
|
6.5 |
—
|
no change | no change |
P
S
|
245,829 | $259,905,169 | 2020 Q1 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
CPNG
COUPANG INC
|
Consumer Cyclical | 7.69% | — |
#3
Prev: #—
|
7.6 |
—
|
9,363,621 | — |
NEW
|
9,363,621 | $176,785,164 | 2026 Q1 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
N/A
MAGNUM ICE CREA...
|
|
Unknown | 7.44% | 4.38% |
#4
6
Prev: #10
|
6.5 |
—
|
5,016,233 | 78.0% |
P
S
|
11,445,529 | $171,110,659 | — | 13F Filing | 2026-03-31 | 2026-05-15 | ||
|
MKL
MARKEL GROUP IN...
|
Financial Services | 7.32% | 8.12% |
#5
Prev: #5
|
4.4 |
—
|
no change | no change |
P
S
|
87,889 | $168,225,698 | 2025 Q1 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
TBPH
THERAVANCE BIOP...
|
Healthcare | 6.71% | 7.65% |
#6
Prev: #6
|
3.7 |
—
|
no change | no change |
P
S
|
9,511,150 | $154,365,965 | 2021 Q3 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
ICLR
ICON PLC
|
Healthcare | 6.17% | — |
#7
Prev: #—
|
6.0 |
—
|
1,282,838 | — |
NEW
|
1,282,838 | $141,958,853 | 2026 Q1 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
INDV
INDIVIOR PLC
|
Healthcare | 5.72% | 9.68% |
#8
4
Prev: #4
|
2.3 |
—
|
-1,965,340 | -31.3% |
P
S
|
4,315,162 | $131,526,138 | 2023 Q2 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
SOLV
SOLVENTUM CORP
|
Healthcare | 5.33% | 6.77% |
#9
2
Prev: #7
|
2.6 |
—
|
-112,322 | -5.6% |
P
S
|
1,875,736 | $122,485,561 | 2024 Q2 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
MOH
MOLINA HEALTHCA...
|
Healthcare | 3.67% | 4.73% |
#10
1
Prev: #9
|
2.5 |
—
|
no change | no change |
P
S
|
633,877 | $84,495,804 | 2025 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
GLPG
GALAPAGOS NV
|
Healthcare | 3.22% | 3.11% |
#11
Prev: #11
|
3.3 |
—
|
252,010 | 11.4% |
P
S
|
2,465,179 | $73,955,370 | 2025 Q2 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
BTI
BRITISH AMERN T...
|
Consumer Defensive | 2.86% | 2.98% |
#12
Prev: #12
|
1.6 |
—
|
-100,000 | -8.2% |
P
S
|
1,123,767 | $65,706,656 | 2025 Q3 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
GMED
GLOBUS MED INC
|
Healthcare | 2.69% | 9.85% |
#13
10
Prev: #3
|
1.1 |
—
|
-1,907,275 | -72.7% |
P
S
|
717,476 | $61,817,732 | 2024 Q1 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
STGW
STAGWELL INC
|
Communication Services | 2.19% | 1.68% |
#14
Prev: #14
|
1.9 |
—
|
no change | no change |
P
S
|
8,014,322 | $50,410,085 | 2021 Q3 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
AIV
APARTMENT INVT ...
|
Real Estate | 2.19% | — |
#15
Prev: #—
|
4.4 |
—
|
12,374,991 | — |
NEW
|
12,374,991 | $50,366,213 | 2022 Q3 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
STAA
STAAR SURGICAL ...
|
Healthcare | 1.99% | — |
#16
Prev: #—
|
4.3 |
—
|
2,441,678 | — |
NEW
|
2,441,678 | $45,659,379 | 2026 Q1 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
WLY
WILEY JOHN & SO...
|
Communication Services | 1.12% | 1.51% |
#17
2
Prev: #15
|
0.4 |
—
|
-468,841 | -40.9% |
P
S
|
678,417 | $25,847,688 | 2024 Q1 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
PRMB
PRIMO BRANDS CO...
|
Consumer Defensive | 1.08% | — |
#18
Prev: #—
|
3.9 |
—
|
1,321,942 | — |
NEW
|
1,321,942 | $24,892,168 | 2026 Q1 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
TPB
TURNING PT BRAN...
|
Consumer Defensive | 0.93% | 1.15% |
#19
2
Prev: #17
|
1.4 |
—
|
no change | no change |
P
S
|
247,723 | $21,499,879 | 2025 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
SBGI
SINCLAIR INC
|
Communication Services | 0.83% | 0.60% |
#20
Prev: #20
|
3.3 |
—
|
563,831 | 62.0% |
P
S
|
1,473,484 | $19,066,883 | 2025 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
DNOW
DNOW INC
|
Industrials | 0.71% | — |
#21
Prev: #—
|
3.8 |
—
|
1,365,067 | — |
NEW
|
1,365,067 | $16,257,948 | 2026 Q1 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
MAGN
MAGNERA CORP
|
Consumer Defensive | 0.66% | 1.16% |
#22
6
Prev: #16
|
0.8 |
—
|
-190,033 | -10.7% |
P
S
|
1,590,616 | $15,126,758 | 2024 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
CBCY
CENTRAL BANCOMP...
|
Unknown | 0.46% | 1.03% |
#23
5
Prev: #18
|
0.2 |
—
|
-548,946 | -55.2% |
P
S
|
444,933 | $10,656,145 | 2025 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
KROS
KEROS THERAPEUT...
|
Healthcare | 0.30% | 0.72% |
#24
5
Prev: #19
|
0.1 |
—
|
-197,124 | -23.9% |
P
S
|
626,583 | $6,917,476 | 2025 Q2 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
PAR
PAR TECHNOLOGY ...
|
Technology | 0.26% | — |
#25
Prev: #—
|
3.6 |
—
|
447,878 | — |
NEW
|
447,878 | $5,970,214 | 2026 Q1 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
FSP
FRANKLIN STR PP...
|
Real Estate | 0.03% | 0.09% |
#26
4
Prev: #22
|
0.0 |
—
|
-1,173,257 | -52.1% |
P
S
|
1,080,132 | $717,748 | 2022 Q3 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
SN
SHARKNINJA INC
|
Consumer Cyclical | 0.03% | 0.03% |
#27
4
Prev: #23
|
1.0 |
—
|
no change | no change |
P
S
|
6,152 | $651,497 | 2023 Q3 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
WK
WORKIVA INC
|
Technology | 0.00% | 0.22% |
Sold All 😨
(Was: #21) |
0.0 |
—
|
-59,946 | -100.0% |
CLOSED
|
— | $— | 2025 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
UNF
UNIFIRST CORP M...
|
Industrials | 0.00% | 2.52% |
Sold All 😨
(Was: #13) |
0.0 |
—
|
-303,844 | -100.0% |
CLOSED
|
— | $— | 2025 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
SOLS
SOLSTICE ADVANC...
|
Basic Materials | 0.00% | 5.81% |
Sold All 😨
(Was: #8) |
0.0 |
—
|
-2,782,460 | -100.0% |
CLOSED
|
— | $— | 2025 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 |
Showing 1-30 of 30 holdings