Analog Century Management LP

Fundamental concentrated ★Highest signal technology specialist (92%) CIK 1753384
League rank
#41
in Fundamental concentrated · #48 overall
Long book
$2.09B
Q1 2026
Positions
25
Top-10 weight
51%
concentration
Last quarter
+48.5%
SPY +14.8%
Turnover
47%
of book per quarter

Strategy in plain words

auto-generated from filings

Analog Century Management LP is a concentrated fundamental stock-picker, specialised in technology (92% of the long book), running a $2.09B US long book across 25 positions.

The portfolio is concentrated: the top 10 names carry 51% of the portfolio. The portfolio is actively managed, with meaningful quarterly turnover. Current anchor positions: NVIDIA CORP, LUMENTUM HOLDINGS INC, BROADCOM INC, AKAMAI TECHNOLOGIES INC, ADVANCED ENERGY INDUSTRIES.

Over the last 9 quarters its long book ran on average 12.3pp per quarter ahead of the S&P 500, beating the index in 7 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
+9.8%
Q2 2024
-4.6%
Q3 2024
+10.7%
Q4 2024
-18.2%
Q1 2025
+39.7%
Q2 2025
+23.2%
Q3 2025
+20.0%
Q4 2025
+22.1%
Q1 2026
+48.5%

Sector allocation

Technology
91%
Services media
6%
Industrials
3%

Long book by quarter

$717.0M
Q1 2024
$1.01B
Q2 2024
$1.47B
Q3 2024
$1.50B
Q4 2024
$1.23B
Q1 2025
$1.71B
Q2 2025
$1.86B
Q3 2025
$2.03B
Q4 2025
$2.09B
Q1 2026

What does Analog Century own?

Q1 2026 13F
CompanySectorSharesValue% of bookChange
NVDA NVIDIA CORPTechnology750.1K$130.8M6.2%+2.3%
LITE LUMENTUM HOLDINGS INCTechnology157.7K$110.8M5.3%-52.8%
AVGO BROADCOM INCTechnology354.1K$109.6M5.2%+35.7%
AKAM AKAMAI TECHNOLOGIES INCServices media927.0K$106.5M5.1%New
AEIS ADVANCED ENERGY INDUSTRIESTechnology324.7K$104.8M5.0%-30.0%
APH AMPHENOL CORP-CL ATechnology781.0K$98.7M4.7%+7.3%
MTSI MACOM TECHNOLOGY SOLUTIONS HTechnology436.3K$96.9M4.6%-28.0%
MSI MOTOROLA SOLUTIONS INCTechnology222.1K$96.4M4.6%+19.7%
CIEN CIENA CORPTechnology247.4K$96.1M4.6%-42.3%
AMAT APPLIED MATERIALS INCTechnology279.0K$95.4M4.6%-31.0%
VIAV VIAVI SOLUTIONS INCTechnology2.8M$91.9M4.4%New
FN FABRINETTechnology171.5K$89.4M4.3%-1.0%
HPE HEWLETT PACKARD ENTERPRISETechnology3.6M$86.6M4.1%+33.8%
TSEM TOWER SEMICONDUCTOR LTDTechnology463.0K$81.3M3.9%-42.9%
STM STMICROELECTRONICS NV-NY SHSTechnology2.3M$80.6M3.9%New
ALAB ASTERA LABS INCTechnology504.3K$55.3M2.6%+63.2%
LFUS LITTELFUSE INCIndustrials154.0K$52.3M2.5%New
ST SENSATA TECHNOLOGIES HOLDINGTechnology1.5M$51.7M2.5%+14.3%
MU MICRON TECHNOLOGY INCTechnology144.0K$48.7M2.3%-60.0%
MRVL MARVELL TECHNOLOGY INCTechnology381.5K$37.8M1.8%New
SNDK SANDISK CORPTechnology33.4K$21.2M1.0%New

13F filing history

PeriodFormFiledEntriesReported valueFlagsSource
Q1 202613F-HRMay 15, 202625$2.09B canonicalSEC ↗
Q4 202513F-HRFeb 13, 202624$2.03B canonicalSEC ↗
Q3 202513F-HR/ARESTATEMENTNov 17, 202523$1.86B canonicalSEC ↗
Q3 202513F-HRNov 14, 202524$1.86B SEC ↗
Q2 202513F-HRAug 14, 202523$1.71B canonicalSEC ↗
Q1 202513F-HRMay 15, 202523$1.23B canonicalSEC ↗
Q4 202413F-HRFeb 14, 202523$1.50B canonicalSEC ↗
Q3 202413F-HRNov 14, 202423$1.47B canonicalSEC ↗
Q2 202413F-HRAug 14, 202423$1.01B canonicalSEC ↗
Q1 202413F-HRMay 15, 202424$717.0M canonicalSEC ↗