Analog Century Management LP — 13F Holdings & Portfolio
CIK 1753384 · latest 13F-HR filed 2026-08-14
Analog Century Management LP manages $2.73B in 13F-reported U.S. long-equity assets across 25 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are AMAT (5.81%), APH (5.23%), TSM (5.18%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 5 new positions and exited 5; 14 existing positions rose in reported value and 3 fell.
AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.
Long-equity book
Distinct positions
Filed 2026-08-14
vs 2026-03-31
Portfolio charts
Latest quarter's book, what changed, and how the portfolio has evolved across filings.
Portfolio map
Q2 26Box size = position value; colour = change in share count vs the prior quarter (green added, red trimmed, blue new). Rows split across managers or share classes are combined. Click a box for the stock.
Sector mix
% of 13F valueSectors from each company's SIC code; funds and ETFs grouped separately.
Biggest buys and sells
Q1 26 → Q2 26Estimated from the change in shares held × the quarter-end price, so price moves alone don't count as buying. New and exited positions are included.
13F assets and positions
4 quartersTotal reported 13F value (bars) and number of positions (line) each quarter. Value changes include market moves.
Top positions over time
reported valueThe eight largest current positions, valued at each quarter end.
Concentration
top 10 = 48.5%Cumulative share of the portfolio held in the largest N positions.
As of the firm’s regulatory filing dated Mar 30, 2026.
SUITE 3110
NEW YORK, NY 10165
| Name | Title / Status | Ownership | Type |
|---|---|---|---|
| ANALOG CENTURY MANAGEMENT GP, LLC Control | GENERAL PARTNER since Aug 2018 | Less than 5% | Domestic Entity |
| HARLEY, ROBERT Control | SENIOR PARTNER, DIRECTOR OF MARKETING since Aug 2018 | 10–25% | Individual |
| LAW, PETER, K Control | PARTNER, SENIOR ANALYST since Aug 2018 | 10–25% | Individual |
| MEAD, JEFFREY, DOUGLAS Control | PARTNER, CHIEF FINANCIAL OFFICER, CHIEF OPERATING OFFICER, CHIEF COMPLIANCE OFFICER since Aug 2018 | 5–10% | Individual |
| ZLATEV, VAL Control | FOUNDING PARTNER, PORTFOLIO MANAGER since Aug 2018 | 50–75% | Individual |
| ZLATEV, VAL Control Indirect owner via ANALOG CENTURY MANAGEMENT GP, LLC | MANAGING MEMBER since Aug 2018 | 50–75% | Individual |
Ownership & leadership changes · 3 filings with changes since Sep 26, 2018
From the firm’s regulatory filings, newest first. Dates are filing dates: a filing that no longer lists someone does not say when they left.
- ChangedMEAD, JEFFREY, DOUGLAS · title CHIEF OPERATING OFFICER, CHIEF COMPLIANCE OFFICER → PARTNER, CHIEF FINANCIAL OFFICER, CHIEF OPERATING OFFICER, CHIEF COMPLIANCE OFFICER
- ChangedMEAD, JEFFREY, DOUGLAS · title CHIEF OPERATIONS OFFICER, CHIEF COMPLIANCE OFFICER → CHIEF OPERATING OFFICER, CHIEF COMPLIANCE OFFICER
- AddedANALOG CENTURY MANAGEMENT GP, LLC · GENERAL PARTNER · Less than 5% · control person
- AddedZLATEV, VAL · MANAGING MEMBER · 50–75% · indirect via ANALOG CENTURY MANAGEMENT GP, LLC · control person
- ListedHARLEY, ROBERT · SENIOR PARTNER, DIRECTOR OF MARKETING · 10–25% · control person
- ListedLAW, PETER, K · PARTNER, SENIOR ANALYST · 10–25% · control person
- ListedMEAD, JEFFREY, DOUGLAS · CHIEF OPERATIONS OFFICER, CHIEF COMPLIANCE OFFICER · 5–10% · control person
- ListedZLATEV, VAL · FOUNDING PARTNER, PORTFOLIO MANAGER · 50–75% · control person
Quarter-over-quarter changes
Changes in reported position value vs the prior 13F, so price moves count too, not just shares bought or sold.
Top Adds (vs prior quarter)
- MICRON TECHNOLOGY ORD$88.9M +182.6%
- ASTERA LABS ORD$67.2M +121.6%
- MARVELL TECHNOLOGY ORD$66.4M +175.6%
- APPLIED MATERIAL ORD$63.4M +66.5%
- SILICON MOTION TECHNO ADR REP 4 ORD$60.3M +99.7%
Top Trims
- MOTOROLA SOLUTIONS ORD-$39.6M -41.1%
- FABRINET ORD-$26.1M -29.2%
- BROADCOM ORD-$11.2M -10.2%
New Positions
- ONTO INNOVATION ORD$126.2M
- ANALOG DEVICES ORD$114.2M
- TTM TECHNOLOGIES ORD$109.5M
- NEBIUS CL A ORD$98.4M
- INSIGHT ENTERPRISES ORD$94.0M
Exited Positions
- AKAMAI TECHNOLOGIES INC$106.5M
- ARM HOLDINGS PLC$104.6M
- NOKIA CORP$84.4M
- LITTELFUSE INC$52.3M
- SENSATA TECHNOLOGIES HLDG PL$51.7M
Analog Century Management LP Holdings (2026-06-30)
Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).
| # | Issuer | Symbol | CUSIP | Value | Weight | Shares | Type |
|---|---|---|---|---|---|---|---|
| 1 | APPLIED MATERIAL ORD | AMAT | 038222105 | $158.8M | 5.81% | 219,615 | SH |
| 2 | AMPHENOL CL A ORD | APH | 032095101 | $142.8M | 5.23% | 809,893 | SH |
| 3 | TAIWAN SEMICONDUCTOR MNFTG ADR 5 ORD | TSM | 874039100 | $141.6M | 5.18% | 296,487 | SH |
| 4 | MICRON TECHNOLOGY ORD | MU | 595112103 | $137.5M | 5.03% | 119,129 | SH |
| 5 | NVIDIA ORD | NVDA | 67066G104 | $135.6M | 4.96% | 677,694 | SH |
| 6 | ONTO INNOVATION ORD | ONTO | 683344105 | $126.2M | 4.62% | 333,422 | SH |
| 7 | ADVANCED ENERGY INDUSTRIES ORD | AEIS | 007973100 | $124.1M | 4.54% | 332,945 | SH |
| 8 | ASTERA LABS ORD | ALAB | 04626A103 | $122.5M | 4.48% | 253,619 | SH |
| 9 | SILICON MOTION TECHNO ADR REP 4 ORD | SIMO | 82706C108 | $120.8M | 4.42% | 362,502 | SH |
| 10 | ANALOG DEVICES ORD | ADI | 032654105 | $114.2M | 4.18% | 287,443 | SH |
| 11 | MACOM TECHNOLOGY SOLUTIONS ORD | MTSI | 55405Y100 | $112.7M | 4.13% | 296,293 | SH |
| 12 | CIENA ORD | CIEN | 171779309 | $111.0M | 4.06% | 226,198 | SH |
| 13 | TTM TECHNOLOGIES ORD | TTMI | 87305R109 | $109.5M | 4.01% | 585,401 | SH |
| 14 | LUMENTUM HOLDINGS ORD | LITE | 55024U109 | $109.0M | 3.99% | 127,088 | SH |
| 15 | VIAVI SOLUTIONS ORD | VIAV | 925550105 | $108.3M | 3.96% | 2,267,067 | SH |
| 16 | HEWLETT PACKARD ENTERPRISE ORD | HPE | 42824C109 | $105.7M | 3.87% | 2,342,236 | SH |
| 17 | MARVELL TECHNOLOGY ORD | MRVL | 573874104 | $104.1M | 3.81% | 349,599 | SH |
| 18 | BROADCOM ORD | AVGO | 11135F101 | $98.4M | 3.60% | 260,516 | SH |
| 19 | NEBIUS CL A ORD | NBIS | N97284108 | $98.4M | 3.60% | 356,181 | SH |
| 20 | INSIGHT ENTERPRISES ORD | NSIT | 45765U103 | $94.0M | 3.44% | 771,966 | SH |
| 21 | TOWER SEMICONDUCTOR ORD | TSEM | M87915274 | $93.8M | 3.43% | 359,758 | SH |
| 22 | STMICROELECTRONICS ADR | STM | 861012102 | $77.2M | 2.83% | 1,030,699 | SH |
| 23 | SANDISK ORD | SNDK | 80004C200 | $65.8M | 2.41% | 28,939 | SH |
| 24 | FABRINET ORD | FN | G3323L100 | $63.3M | 2.32% | 112,696 | SH |
| 25 | MOTOROLA SOLUTIONS ORD | MSI | 620076307 | $56.8M | 2.08% | 136,714 | SH |
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-06-30 | 2026-08-14 | $2.73B | 25 | 0001420506-26-001828 |
| 2026-03-31 | 2026-05-15 | $2.09B | 25 | 0001420506-26-001142 |
| 2025-12-31 | 2026-02-13 | $2.03B | 24 | 0001420506-26-000391 |
| 2025-09-30 | 2025-11-17 | $1.86B | 23 | 0001420506-25-003458 |
NEW YORK, NY 10165