Selkirk Management LLC

Fundamental concentrated ★Highest signal CIK 1565432
League rank
#710
in Fundamental concentrated · #5241 overall
Long book
$294.2M
Q1 2026
Positions
11
Top-10 weight
99%
concentration
Last quarter
+9.9%
SPY +14.8%
Turnover
8%
of book per quarter

Strategy in plain words

auto-generated from filings

Selkirk Management LLC is a concentrated fundamental stock-picker, running a $294.2M US long book across 11 positions.

The portfolio is extremely concentrated — the top 10 positions are almost the whole book. The book barely moves quarter to quarter — a patient, low-turnover holder. Current anchor positions: CARVANA CO, AMAZON.COM INC, META PLATFORMS INC-CLASS A, ALPHABET INC-CL A, APPLOVIN CORP-CLASS A.

Over the last 9 quarters its long book ran on average 2.6pp per quarter ahead of the S&P 500, beating the index in 5 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
+11.8%
Q2 2024
+13.9%
Q3 2024
+12.7%
Q4 2024
-5.7%
Q1 2025
+30.1%
Q2 2025
+7.2%
Q3 2025
+4.1%
Q4 2025
-20.5%
Q1 2026
+9.9%

Sector allocation

Consumer discretionary
59%
Technology
28%
Services media
10%
Other
3%

Long book by quarter

$194.9M
Q1 2024
$213.3M
Q2 2024
$244.7M
Q3 2024
$278.5M
Q4 2024
$260.6M
Q1 2025
$338.2M
Q2 2025
$364.8M
Q3 2025
$378.1M
Q4 2025
$294.2M
Q1 2026

What does Selkirk Management own?

Q1 2026 13F
CompanySectorSharesValue% of bookChange
CVNA CARVANA COConsumer discretionary365.2K$114.8M39.0%Held
AMZN AMAZON.COM INCConsumer discretionary253.0K$52.7M17.9%Held
META META PLATFORMS INC-CLASS ATechnology44.8K$25.6M8.7%Held
GOOGL ALPHABET INC-CL ATechnology85.3K$24.5M8.3%Held
APP APPLOVIN CORP-CLASS ATechnology48.7K$19.4M6.6%+36.4%
ZG ZILLOW GROUP INC - AServices media365.8K$15.1M5.1%Held
NVDA NVIDIA CORPTechnology52.0K$9.1M3.1%Held
NFLX NETFLIX INCServices media92.3K$8.9M3.0%Held
PPB FLUTTER ENTERTAINMENT PLC-DI85.8K$8.7M3.0%Held
ACVA ACV AUCTIONS INC-AServices media887.0K$3.8M1.3%Held

13F filing history

PeriodFormFiledEntriesReported valueFlagsSource
Q1 202613F-HRMay 14, 202611$294.2M canonicalSEC ↗
Q4 202513F-HRFeb 17, 202612$378.1M canonicalSEC ↗
Q3 202513F-HRNov 13, 202512$364.8M canonicalSEC ↗
Q2 202513F-HRAug 14, 202514$338.2M canonicalSEC ↗
Q1 202513F-HRMay 15, 202514$260.6M canonicalSEC ↗
Q4 202413F-HRFeb 14, 202516$278.5M canonicalSEC ↗
Q3 202413F-HRNov 14, 202417$244.7M canonicalSEC ↗
Q2 202413F-HRAug 14, 202416$213.3M canonicalSEC ↗
Q1 202413F-HRMay 15, 202415$194.9M canonicalSEC ↗