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The Analysis of Madison Avenue Partners, LP's Holdings & P&L

Currently, Madison Avenue Partners, LP holds 25 types of securities in its portfolio with a total value $2.6B. In the most recent quarter, they have increased their positions in N/A (+6.3M shares, valued at $225.3M), INDV (+6.3M shares, valued at $192.5M), N/A (+2.8M shares, valued at $135.2M); decreased their positions in SNDK (-628.3K shares, valued at $149.2M), KROS (-1.9M shares, valued at $38.4M), MAGN (-1.1M shares, valued at $15.9M); initiated new positions in N/A (+6.3M shares, valued at $225.3M), INDV (+6.3M shares, valued at $192.5M), N/A (+2.8M shares, valued at $135.2M).

1M P&L

+443.7M+16.96%

3M P&L

+636.8M+26.28%

HY P&L

+1.3B+73.95%

P&L figures are estimated based on reported 13F stock holdings and market price changes. They are approximations and may not reflect actual fund performance. Stock split events may also affect the accuracy of these calculations, and we cannot guarantee that all splits have been fully accounted for.

Top Holding Treemap

Top Industries by Value

1Computer Hardware340.4M

16.3%

2Education & Training Services270.1M

12.9%

3Biotechnology267.1M

12.8%

Top Industries by Stock Count

1Biotechnology3 stocks

15.0%

2Tobacco2 stocks

10.0%

3REIT - Office1 stocks

5.0%

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Stock Holdings

TickerCompany NameSharesShares △%Event DateReport DateHistory

SNDK SANDISK CORP1.4M shares-30.47%2025-12-312026-02-17

GHC GRAHAM HLDGS CO245.8K shares0.00%2025-12-312026-02-17

GMED GLOBUS MED INC2.6M shares3.01%2025-12-312026-02-17

INDIVIOR PLC INDIVIOR PLC6.3M sharesnew addition2025-12-312026-02-17

INDV 6.3M sharesnew addition2025-12-312026-02-17

MKL MARKEL GROUP INC87.9K shares4.25%2025-12-312026-02-17

TBPH THERAVANCE BIOPHARMA INC9.5M shares0.00%2025-12-312026-02-17

SOLV SOLVENTUM CORP2.0M shares-0.02%2025-12-312026-02-17

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SOLSTICE ADVANCED MATLS INC SOLSTICE ADVANCED MATLS INC2.8M sharesnew addition2025-12-312026-02-17

MOH MOLINA HEALTHCARE INC633.9K sharesnew addition2025-12-312026-02-17

MAGNUM ICE CREAM CO NV MAGNUM ICE CREAM CO NV6.4M sharesnew addition2025-12-312026-02-17

GLPG GALAPAGOS NV2.2M shares0.79%2025-12-312026-02-17

BTI BRITISH AMERN TOB PLC1.2M shares0.00%2025-12-312026-02-17

AIV 12.3M shares241.36%2026-02-262026-03-04

UNF UNIFIRST CORP MASS303.8K sharesnew addition2025-12-312026-02-17

STGW STAGWELL INC8.0M shares0.00%2025-12-312026-02-17

Sponsored

WLY WILEY JOHN & SONS INC1.1M shares-2.00%2025-12-312026-02-17

MAGN MAGNERA CORP1.8M shares-37.13%2025-12-312026-02-17

TPB TURNING PT BRANDS INC247.7K sharesnew addition2025-12-312026-02-17

CENTRAL BANCOMPANY CENTRAL BANCOMPANY993.9K sharesnew addition2025-12-312026-02-17

KROS KEROS THERAPEUTICS INC823.7K shares-69.58%2025-12-312026-02-17

SINCLAIR INC SINCLAIR INC909.7K sharesnew addition2025-12-312026-02-17

WK WORKIVA INC59.9K sharesnew addition2025-12-312026-02-17

FSP FRANKLIN STR PPTYS CORP2.3M shares-12.67%2025-12-312026-02-17

Sponsored

SN SHARKNINJA INC6.2K shares0.00%2025-12-312026-02-17

SNDK

SANDISK CORP

-30.47%

Shares1.4M

Event2025-12-31

Filed2026-02-17

GHC

GRAHAM HLDGS CO

0.00%

Shares245.8K

Event2025-12-31

Filed2026-02-17

GMED

GLOBUS MED INC

3.01%

Shares2.6M

Event2025-12-31

Filed2026-02-17

INDIVIOR PLC

New

Shares6.3M

Event2025-12-31

Filed2026-02-17

INDV

New

Shares6.3M

Event2025-12-31

Filed2026-02-17

MKL

MARKEL GROUP INC

4.25%

Shares87.9K

Event2025-12-31

Filed2026-02-17

TBPH

THERAVANCE BIOPHARMA INC

0.00%

Shares9.5M

Event2025-12-31

Filed2026-02-17

SOLV

SOLVENTUM CORP

-0.02%

Shares2.0M

Event2025-12-31

Filed2026-02-17

SOLSTICE ADVANCED MATLS INC

New

Shares2.8M

Event2025-12-31

Filed2026-02-17

MOH

MOLINA HEALTHCARE INC

New

Shares633.9K

Event2025-12-31

Filed2026-02-17

MAGNUM ICE CREAM CO NV

New

Shares6.4M

Event2025-12-31

Filed2026-02-17

GLPG

GALAPAGOS NV

0.79%

Shares2.2M

Event2025-12-31

Filed2026-02-17

BTI

BRITISH AMERN TOB PLC

0.00%

Shares1.2M

Event2025-12-31

Filed2026-02-17

AIV

241.36%

Shares12.3M

Event2026-02-26

Filed2026-03-04

UNF

UNIFIRST CORP MASS

New

Shares303.8K

Event2025-12-31

Filed2026-02-17

STGW

STAGWELL INC

0.00%

Shares8.0M

Event2025-12-31

Filed2026-02-17

WLY

WILEY JOHN & SONS INC

-2.00%

Shares1.1M

Event2025-12-31

Filed2026-02-17

MAGN

MAGNERA CORP

-37.13%

Shares1.8M

Event2025-12-31

Filed2026-02-17

TPB

TURNING PT BRANDS INC

New

Shares247.7K

Event2025-12-31

Filed2026-02-17

CENTRAL BANCOMPANY

New

Shares993.9K

Event2025-12-31

Filed2026-02-17

KROS

KEROS THERAPEUTICS INC

-69.58%

Shares823.7K

Event2025-12-31

Filed2026-02-17

SINCLAIR INC

New

Shares909.7K

Event2025-12-31

Filed2026-02-17

WORKIVA INC

New

Shares59.9K

Event2025-12-31

Filed2026-02-17

FSP

FRANKLIN STR PPTYS CORP

-12.67%

Shares2.3M

Event2025-12-31

Filed2026-02-17

SHARKNINJA INC

0.00%

Shares6.2K

Event2025-12-31

Filed2026-02-17

Call Option Holdings

No call option holdings data available

Put Option Holdings

No put option holdings data available