Q2 2025 · 13F-HR
Madison Avenue Partners, LPholdings as filed
Filed 2025-08-14 · accession 0001801265-25-000005
$1.50B
Reported value
26
Positions
2025-06-30
Period end
The Brief · Madison Avenue Partners, LP · Q2 2025
AI · grounded in 13F
Madison Avenue Partners, LP established a new position in GRAHAM HLDGS CO GHC valued at $232.1M. The fund also initiated new stakes in SOLVENTUM CORP SOLV for $170.2M and MARKEL GROUP INC MKL for $168.4M. Additional new positions include SANDISK CORP SNDK and INDIVIOR PLC INDV.
Holdings as filed
| CUSIP | Ticker | Issuer | Value | % port. | Shares | Class | Voting |
|---|---|---|---|---|---|---|---|
| 384637104 | GHC | GRAHAM HLDGS CO | $232.1M | 15.5% | 245,271 | Common | SOLE |
| 83444M101 | SOLV | SOLVENTUM CORP | $170.2M | 11.4% | 2,244,344 | Common | SOLE |
| 570535104 | MKL | MARKEL GROUP INC | $168.4M | 11.2% | 84,310 | Common | SOLE |
| 80004C200 | SNDK | SANDISK CORP | $161.9M | 10.8% | 3,571,109 | Common | SOLE |
| G4766E116 | INDV | INDIVIOR PLC | $116.8M | 7.80% | 7,922,178 | Common | SOLE |
| G8807B106 | TBPH | THERAVANCE BIOPHARMA INC | $104.9M | 7.00% | 9,511,150 | Common | SOLE |
| 379577208 | GMED | GLOBUS MED INC | $101.1M | 6.75% | 1,712,148 | Common | SOLE |
| 968223206 | WLY | WILEY JOHN & SONS INC | $91.6M | 6.12% | 2,052,696 | Common | SOLE |
| 78667J108 | SG7 | SAGE THERAPEUTICS INC | $55.4M | 3.70% | 6,077,065 | Common | SOLE |
| 36315X101 | LKFT | GALAPAGOS NV | $52.5M | 3.51% | 1,877,011 | Common | SOLE |
| 55939A107 | MAGN | MAGNERA CORP | $40.4M | 2.70% | 3,344,005 | Common | SOLE |
| 85256A109 | STGW | STAGWELL INC | $36.1M | 2.41% | 8,014,322 | Common | SOLE |
| 492327101 | KROS | KEROS THERAPEUTICS INC | $35.9M | 2.40% | 2,691,465 | Common | SOLE |
| 457651107 | INVX | INNOVEX INTERNATIONAL INC | $27.6M | 1.84% | 1,767,997 | Common | SOLE |
| 601137102 | MRP | MILLROSE PPTYS INC | $23.5M | 1.57% | 825,804 | Common | SOLE |
| 64031N108 | NNI | NELNET INC | $17.5M | 1.17% | 144,214 | Common | SOLE |
| 14179K101 | CRGX | CARGO THERAPEUTICS INC | $17.3M | 1.15% | 4,193,626 | Common | SOLE |
| 13765N107 | CNNE | CANNAE HLDGS INC | $14.1M | 0.94% | 674,250 | Common | SOLE |
| 03748R747 | AIV | APARTMENT INVT & MGMT CO | $12.7M | 0.85% | 1,473,826 | Common | SOLE |
| 022307102 | ALMS | ALUMIS INC | $5.5M | 0.37% | 1,842,269 | Common | SOLE |
| 35471R106 | FSP | FRANKLIN STR PPTYS CORP | $4.2M | 0.28% | 2,580,357 | Common | SOLE |
| 04335A105 | ARVN | ARVINAS INC | $3.7M | 0.25% | 500,000 | Common | SOLE |
| 729139105 | PLRX | PLIANT THERAPEUTICS INC | $2.6M | 0.17% | 2,230,012 | Common | SOLE |
| 199333105 | CMCO | COLUMBUS MCKINNON CORP N Y | $701,824 | 0.05% | 45,961 | Common | SOLE |
| G8068L108 | SN | SHARKNINJA INC | $608,986 | 0.04% | 6,152 | Common | SOLE |
| 690469101 | OVID | OVID THERAPEUTICS INC | $432,618 | 0.03% | 1,311,362 | Common | SOLE |
Source: SEC EDGAR · raw 13F holdings as filed. The Class column shows the option type when reported (Put/Call) or Common when the issuer's equity is held directly. 13F discloses long positions only.