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Madison Avenue Partners, LP

13F filer · CIK 0001801265
Reported Aug 14, 2026
Net seller this quarter
13F portfolio value$2.32BU.S. long equity reported on 13F
Positions257 new · 9 closed
Net flow last quarter-$1.29BBuys minus sells
Top 10 positions weight77.1%Concentration

Holdings

13F · last 4 quarters free
Scroll for earlier quarters
CompanyValue% of portfolio% of companyPOSITION CHANGE qoq %First reported
Q2 2026Reported Aug 14, 202625 positions
GHCGraham Holdings Co$281M12.11%Not reported+0.2%Q1 2020
INVHInvitation Homes Inc.$252M10.84%1.41%NewQ2 2026
MKLMarkel Group Inc.$219M9.44%0.90%+27.8%Q1 2025
CPNGCoupang, Inc.$216M9.31%Not reported+33.0%Q1 2026
MICCMagnum Ice Cream Co N.V.$190M8.16%1.78%-4.8%Q4 2025
TBPHTheravance Biopharma, Inc.$157M6.74%17.75%-3.1%Q3 2021
SOLVSolventum Corp$134M5.78%1.02%-7.2%Q2 2024
STAAStaar Surgical Co$120M5.16%8.39%+71.0%Q1 2026
INDVIndivior Pharmaceuticals, Inc.$118M5.08%2.36%-33.4%Q2 2023
LKFTLakefront Biotherapeutics NV$103M4.45%5.23%+39.9%Q2 2025
GMEDGlobus Medical Inc$73.9M3.18%0.69%+30.4%Q1 2024
OCTVOctave Intelligence plc$68.8M2.96%Not reportedNewQ2 2026
BTIBritish American Tobacco p.l.c.$64.4M2.77%0.05%-7.2%Q3 2025
STGWStagwell Inc$59.5M2.56%3.23%Not reportedQ3 2021
SANMSanmina Corp$47.7M2.05%0.35%NewQ2 2026
PRIMPrimoris Services Corp$45.8M1.97%0.86%NewQ2 2026
ADArray Digital Infrastructure, Inc.$40.2M1.73%1.28%NewQ2 2026
AIVApartment Investment & Management Co$36.8M1.58%8.64%Not reportedQ3 2022
SNDKSandisk Corp$22.1M0.95%0.01%-98.4%Q2 2025
TPBTurning Point Brands, Inc.$21M0.90%1.28%0.0%Q4 2025
SBGISinclair, Inc.$19.7M0.85%Not reported-6.1%Q4 2025
MAGNMagnera Corp$15.3M0.66%3.64%-18.1%Q4 2024
MRPMillrose Properties, Inc.$8.97M0.39%Not reportedNot reportedQ2 2025
KROSKeros Therapeutics, Inc.$6.7M0.29%3.16%Not reportedQ2 2025
MNROMonro, Inc.$1.64M0.07%0.32%NewQ2 2026
Q1 2026Reported May 15, 202627 positions
SNDKSandisk Corp$393M17.10%0.42%-56.8%Q2 2025
GHCGraham Holdings Co$260M11.30%Not reportedNot reportedQ1 2020
CPNGCoupang, Inc.$177M7.69%Not reportedNewQ1 2026
MICCMagnum Ice Cream Co N.V.$171M7.44%1.87%+78.0%Q4 2025
MKLMarkel Group Inc.$168M7.32%0.70%Not reportedQ1 2025
TBPHTheravance Biopharma, Inc.$154M6.71%18.46%Not reportedQ3 2021
ICLRIcon PLC$142M6.17%1.67%NewQ1 2026
INDVIndivior Pharmaceuticals, Inc.$132M5.72%3.45%-31.3%Q2 2023
SOLVSolventum Corp$122M5.33%1.08%-5.7%Q2 2024
MOHMolina Healthcare, Inc.$84.5M3.67%1.22%Not reportedQ4 2025
LKFTLakefront Biotherapeutics NV$74M3.22%3.74%+11.4%Q2 2025
BTIBritish American Tobacco p.l.c.$65.7M2.86%0.05%-8.2%Q3 2025
GMEDGlobus Medical Inc$61.8M2.69%0.53%-72.7%Q1 2024
STGWStagwell Inc$50.4M2.19%3.16%Not reportedQ3 2021
AIVApartment Investment & Management Co$50.4M2.19%8.76%Not reportedQ3 2022
STAAStaar Surgical Co$45.7M1.99%4.93%NewQ1 2026
WLYJohn Wiley & Sons, Inc.$25.8M1.12%1.11%-40.9%Q1 2024
PRMBPrimo Brands Corp$24.9M1.08%0.36%NewQ1 2026
TPBTurning Point Brands, Inc.$21.5M0.93%1.29%Not reportedQ4 2025
SBGISinclair, Inc.$19.1M0.83%Not reported+62.0%Q4 2025
DNOWDNOW Inc.$16.3M0.71%0.75%NewQ1 2026
MAGNMagnera Corp$15.1M0.66%4.43%-10.7%Q4 2024
CBCCentral Bancompany, Inc.$10.7M0.46%0.19%-55.2%Q4 2025
KROSKeros Therapeutics, Inc.$6.92M0.30%3.18%-23.9%Q2 2025
PARPar Technology Corp$5.97M0.26%1.09%NewQ1 2026
FSPFranklin Street Properties Corp$718K0.03%1.04%-52.1%Q3 2022
SNSharkNinja, Inc.$651K0.03%0.00%Not reportedQ3 2023
Q4 2025Reported Feb 17, 202623 positions
SNDKSandisk Corp$340M14.63%0.98%-30.5%Q2 2025
GHCGraham Holdings Co$270M11.60%Not reportedNot reportedQ1 2020
GMEDGlobus Medical Inc$229M9.85%1.96%+3.0%Q1 2024
INDVIndivior Pharmaceuticals, Inc.$225M9.68%5.03%-2.8%Q2 2023
MKLMarkel Group Inc.$189M8.12%0.70%+4.3%Q1 2025
TBPHTheravance Biopharma, Inc.$178M7.65%18.62%Not reportedQ3 2021
SOLVSolventum Corp$158M6.77%1.15%0.0%Q2 2024
SOLSSolstice Advanced Materials Inc.$135M5.81%1.75%NewQ4 2025
MOHMolina Healthcare, Inc.$110M4.73%1.24%NewQ4 2025
MICCMagnum Ice Cream Co N.V.$102M4.38%1.05%NewQ4 2025
LKFTLakefront Biotherapeutics NV$72.4M3.11%3.36%+0.8%Q2 2025
BTIBritish American Tobacco p.l.c.$69.3M2.98%0.05%Not reportedQ3 2025
UNFUnifirst Corp$58.6M2.52%1.53%NewQ4 2025
STGWStagwell Inc$39.2M1.68%3.18%Not reportedQ3 2021
WLYJohn Wiley & Sons, Inc.$35.1M1.51%1.88%-2.0%Q1 2024
MAGNMagnera Corp$27M1.16%5.00%-37.1%Q4 2024
TPBTurning Point Brands, Inc.$26.9M1.15%1.30%NewQ4 2025
CBCCentral Bancompany, Inc.$24M1.03%Not reportedNewQ4 2025
KROSKeros Therapeutics, Inc.$16.8M0.72%4.21%-69.6%Q2 2025
SBGISinclair, Inc.$13.9M0.60%Not reportedNewQ4 2025
WKWorkiva Inc$5.17M0.22%Not reportedNewQ4 2025
FSPFranklin Street Properties Corp$2.13M0.09%2.17%-12.7%Q3 2022
SNSharkNinja, Inc.$688K0.03%0.00%Not reportedQ3 2023
Q3 2025Reported Nov 14, 202520 positions
GHCGraham Holdings Co$289M17.27%Not reported+0.2%Q1 2020
SNDKSandisk Corp$231M13.81%1.41%-42.2%Q2 2025
MKLMarkel Group Inc.$161M9.62%0.67%Not reportedQ1 2025
INDVIndivior Pharmaceuticals, Inc.$156M9.30%5.18%-18.4%Q2 2023
GMEDGlobus Medical Inc$146M8.71%1.89%+48.8%Q1 2024
SOLVSolventum Corp$145M8.66%1.15%-11.4%Q2 2024
TBPHTheravance Biopharma, Inc.$139M8.29%18.77%Not reportedQ3 2021
LKFTLakefront Biotherapeutics NV$76.1M4.54%3.33%+17.0%Q2 2025
BTIBritish American Tobacco p.l.c.$65M3.88%0.05%NewQ3 2025
WLYJohn Wiley & Sons, Inc.$47.4M2.83%1.92%-43.0%Q1 2024
STGWStagwell Inc$45.1M2.69%3.10%Not reportedQ3 2021
NWSANews Corp$44.6M2.66%0.25%Not reportedQ2 2024
KROSKeros Therapeutics, Inc.$42.8M2.56%6.67%+0.6%Q2 2025
MAGNMagnera Corp$33.2M1.98%7.96%-15.3%Q4 2024
AIVApartment Investment & Management Co$28.7M1.71%2.58%+145.4%Q3 2022
CTRICenturi Holdings, Inc.$14.7M0.88%0.78%NewQ3 2025
FSPFranklin Street Properties Corp$4.13M0.25%2.49%Not reportedQ3 2022
NNINelnet Inc$3.95M0.24%Not reported-78.1%Q1 2024
ALMSAlumis Inc.$1.67M0.10%Not reported-77.3%Q2 2025
SNSharkNinja, Inc.$635K0.04%0.00%Not reportedQ3 2023
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