ALLEN OPERATIONS LLC

Fundamental concentrated ★Highest signal CIK 1389544
League rank
#524
in Fundamental concentrated · #2160 overall
Long book
$669.7M
Q1 2026
Positions
35
Top-10 weight
77%
concentration
Last quarter
+13.8%
SPY +14.8%
Turnover
0%
of book per quarter

Strategy in plain words

auto-generated from filings

ALLEN OPERATIONS LLC is a concentrated fundamental stock-picker, running a $669.7M US long book across 35 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: PALANTIR TECHNOLOGIES INC-A, ACUITY INC, AURORA INNOVATION INC, SCHWAB (CHARLES) CORP, AFFIRM HOLDINGS INC.

Over the last 9 quarters its long book ran on average 1.9pp 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
-4.4%
Q2 2024
+19.1%
Q3 2024
+13.9%
Q4 2024
-1.3%
Q1 2025
+19.5%
Q2 2025
+15.2%
Q3 2025
-2.9%
Q4 2025
-15.4%
Q1 2026
+13.8%

Sector allocation

Technology
53%
Industrials
19%
Financials
16%
Services media
6%
Energy
2%
Consumer discretionary
2%
Consumer staples
1%
Communications
0%

Long book by quarter

$526.6M
Q1 2024
$511.0M
Q2 2024
$593.6M
Q3 2024
$630.7M
Q4 2024
$607.9M
Q1 2025
$727.0M
Q2 2025
$837.7M
Q3 2025
$799.2M
Q4 2025
$669.7M
Q1 2026

What does ALLEN OPERATIONS own?

Q1 2026 13F
CompanySectorSharesValue% of bookChange
PLTR PALANTIR TECHNOLOGIES INC-ATechnology1.1M$164.6M24.6%Held
AYI ACUITY INCIndustrials344.1K$96.4M14.4%Held
AUR AURORA INNOVATION INCTechnology10.4M$42.8M6.4%Held
SCHW SCHWAB (CHARLES) CORPFinancials380.2K$35.7M5.3%Held
AFRM AFFIRM HOLDINGS INCFinancials721.4K$33.1M4.9%Held
MA MASTERCARD INC - AServices media65.6K$32.8M4.9%Held
MSFT MICROSOFT CORPTechnology88.4K$32.7M4.9%Held
BRK/A BERKSHIRE HATHAWAY INC-CL AFinancials41$29.4M4.4%Held
GOOG ALPHABET INC-CL CTechnology85.4K$24.5M3.7%Held
GOOGL ALPHABET INC-CL ATechnology83.4K$24.0M3.6%Held
YOU CLEAR SECURE INC -CLASS ATechnology368.0K$17.8M2.7%-25.0%
XOM EXXON MOBIL CORPEnergy89.9K$15.3M2.3%Held
WDAY WORKDAY INC-CLASS ATechnology112.0K$14.6M2.2%Held
JOBY JOBY AVIATION INCIndustrials1.6M$12.9M1.9%Held
PPLI PEOPLE INCTechnology319.5K$12.8M1.9%Held
KO COCA-COLA CO/THEConsumer staples99.1K$7.5M1.1%Held
GEV GE VERNOVA INCIndustrials8.4K$7.3M1.1%Held
CPNG COUPANG INCConsumer discretionary325.0K$6.1M0.9%Held
AMZN AMAZON.COM INCConsumer discretionary24.4K$5.1M0.8%Held
META META PLATFORMS INC-CLASS ATechnology6.8K$3.9M0.6%Held
UNH UNITEDHEALTH GROUP INCFinancials13.6K$3.7M0.6%Held
V VISA INC-CLASS A SHARESServices media11.7K$3.5M0.5%Held
TEM TEMPUS AI INC-CL ATechnology76.6K$3.5M0.5%Held
BRK/B BERKSHIRE HATHAWAY INC-CL BFinancials6.9K$3.3M0.5%Held
TDG TRANSDIGM GROUP INCIndustrials2.8K$3.2M0.5%Held
PSKY PARAMOUNT SKYDANCE CL BCommunications181.0K$1.6M0.2%+7.9%
ANGI ANGI INCServices media167.8K$1.1M0.2%Held
IOT SAMSARA INC-CL ATechnology36.0K$1.1M0.2%-45.4%
DIBS 1STDIBS.COM INCConsumer discretionary176.8K$973K0.1%Held
ALAB ASTERA LABS INCTechnology6.1K$671K0.1%Held
RXRX RECURSION PHARMACEUTICALS-AHealthcare217.7K$668K0.1%Held
BLND BLEND LABS INC-ATechnology344.8K$586K0.1%Held
FIG FIGMA INC-CL ATechnology19.6K$414K0.1%+4.3%
DNA GINKGO BIOWORKS HOLDINGS INCHealthcare62.0K$380K0.1%Held

13F filing history

PeriodFormFiledEntriesReported valueFlagsSource
Q1 202613F-HRMay 7, 202636$669.7M canonicalSEC ↗
Q4 202513F-HRFeb 10, 202636$799.2M canonicalSEC ↗
Q3 202513F-HRNov 6, 202538$837.7M canonicalSEC ↗
Q2 202513F-HRAug 7, 202535$727.0M canonicalSEC ↗
Q1 202513F-HRMay 7, 202531$607.9M canonicalSEC ↗
Q4 202413F-HRFeb 10, 202531$630.7M canonicalSEC ↗
Q3 202413F-HRNov 7, 202434$593.6M canonicalSEC ↗
Q2 202413F-HRAug 8, 202435$511.0M canonicalSEC ↗
Q1 202413F-HRMay 7, 202435$526.6M canonicalSEC ↗