Linonia Partnership LP

Fundamental concentrated ★Highest signal CIK 1985479
League rank
#928
in Fundamental concentrated · #7261 overall
Long book
$5.38B
Q1 2026
Positions
14
Top-10 weight
96%
concentration
Last quarter
+1.4%
SPY +14.8%
Turnover
27%
of book per quarter

Strategy in plain words

auto-generated from filings

Linonia Partnership LP is a concentrated fundamental stock-picker, running a $5.38B US long book across 14 positions.

The portfolio is extremely concentrated — the top 10 positions are almost the whole book. The portfolio is actively managed, with meaningful quarterly turnover. Current anchor positions: GUIDEWIRE SOFTWARE INC, VEEVA SYSTEMS INC-CLASS A, NEW YORK TIMES CO-A, SOMNIGROUP INTERNATIONAL INC, LIBERTY LIVE HOLDINGS-C.

Over the last 9 quarters its long book ran on average 1pp per quarter behind the S&P 500, beating the index in 4 of 9 quarters. We rate its filings highest-signal: new buys here are worth attention.

Implied long-book return vs S&P 500

methodology: positions priced quarterly, no shorts/options
Fund long book S&P 500
Q1 2024
-1.9%
Q2 2024
+19.4%
Q3 2024
+2.7%
Q4 2024
+5.6%
Q1 2025
+20.6%
Q2 2025
+6.2%
Q3 2025
-11.0%
Q4 2025
-11.5%
Q1 2026
+1.4%

Sector allocation

Technology
37%
Other
26%
Services media
21%
Communications
9%
Financials
6%
Industrials
0%
Consumer discretionary
0%

Long book by quarter

$1.10B
Q1 2024
$1.26B
Q2 2024
$1.65B
Q3 2024
$1.90B
Q4 2024
$2.54B
Q1 2025
$3.06B
Q2 2025
$3.82B
Q3 2025
$4.42B
Q4 2025
$5.38B
Q1 2026

What does Linonia Partnership own?

Q1 2026 13F
CompanySectorSharesValue% of bookChange
GWRE GUIDEWIRE SOFTWARE INCTechnology7.7M$1.14B21.3%+42.7%
VEEV VEEVA SYSTEMS INC-CLASS ATechnology4.9M$865.1M16.1%+75.9%
NYT NEW YORK TIMES CO-AOther9.0M$756.4M14.1%New
SGI SOMNIGROUP INTERNATIONAL INCOther8.8M$649.2M12.1%0.0%
LLYVK LIBERTY LIVE HOLDINGS-CServices media6.2M$582.8M10.8%+7.8%
TW TRADEWEB MARKETS INC-CLASS AFinancials2.8M$328.4M6.1%New
FWONK LIBERTY MEDIA CORP-FORMULA-CCommunications2.7M$232.6M4.3%+282.0%
LLYVA LIBERTY LIVE HOLDINGS-AServices media2.5M$229.0M4.3%Held
MELI MERCADOLIBRE INCServices media130.3K$225.2M4.2%New
FWONA LIBERTY MEDIA CORP-FORMULA-ACommunications2.1M$165.4M3.1%Held
LYV LIVE NATION ENTERTAINMENT INServices media673.1K$102.7M1.9%Held
ECHO ECHOSTAR CORP-ACommunications695.8K$81.5M1.5%-88.6%
TDG TRANSDIGM GROUP INCIndustrials11.0K$12.8M0.2%Held
SHAK SHAKE SHACK INC - CLASS AConsumer discretionary95.5K$8.4M0.2%Held

13F filing history

PeriodFormFiledEntriesReported valueFlagsSource
Q1 202613F-HRMay 15, 202614$5.38B canonicalSEC ↗
Q4 202513F-HRFeb 17, 202612$4.42B canonicalSEC ↗
Q3 202513F-HRNov 14, 202510$3.82B canonicalSEC ↗
Q2 202513F-HRAug 14, 202510$3.06B canonicalSEC ↗
Q1 202513F-HRMay 14, 202510$2.54B canonicalSEC ↗
Q4 202413F-HRFeb 13, 20259$1.90B canonicalSEC ↗
Q3 202413F-HRNov 13, 20249$1.65B canonicalSEC ↗
Q2 202413F-HRAug 14, 202411$1.26B canonicalSEC ↗
Q1 202413F-HRMay 15, 202411$1.10B canonicalSEC ↗