TOKIO MARINE ASSET MANAGEMENT CO LTD — 13F Holdings & Portfolio

CIK 1504169 · latest 13F-HR filed 2026-10-26

TOKIO MARINE ASSET MANAGEMENT CO LTD manages $3.37B in 13F-reported U.S. long-equity assets across 503 reported positions as of its 2026-09-30 13F-HR filing. Its largest disclosed positions are NVDA (8.28%), AAPL (6.88%), MSFT (5.89%). Quarter over quarter (versus its 2026-06-30 filing) the fund opened 18 new positions and exited 147; 166 existing positions rose in reported value and 180 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.

Loading holdings…
AUM
$3.37B

Long-equity book

Holdings
503

Distinct positions

Period
2026-09-30

Filed 2026-10-26

Q/Q Activity
+18 / −147 / ↑166 / ↓180

vs 2026-06-30

Portfolio charts

Latest quarter's book, what changed, and how the portfolio has evolved across filings.

Portfolio map

Q3 26

Box 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 value

Sectors from each company's SIC code; funds and ETFs grouped separately.

Biggest buys and sells

Q2 26 → Q3 26

Estimated 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

5 quarters

Total reported 13F value (bars) and number of positions (line) each quarter. Value changes include market moves.

Top positions over time

reported value

The eight largest current positions, valued at each quarter end.

Concentration

top 10 = 39.6%

Cumulative share of the portfolio held in the largest N positions.

Firm Profile & Key People

As of the firm’s regulatory filing dated Jun 26, 2026.

Address
TEKKO BUILDING
1-8-2 MARUNOUCHI CHIYODAKU
TOKYO 100-0005
Japan
Phone
81-3-3212-8421
Name Title / Status Ownership Type
IGARASHI, TAKUYA, (NMN) ControlDIRECTOR AND MANAGING EXECUTIVE OFFICER
since Apr 2024
Less than 5%Individual
MITSUHASHI, TAKEO, (NMN) ControlEXECUTIVE OFFICER/CIO/HEAD OF INVESTMENT DIVISION
since Apr 2026
Less than 5%Individual
MORIYA, YUKIO, (NMN) ControlEXECUTIVE OFFICER/HEAD OF BUSINESS DEVELOPMENT DIVISION
since Apr 2026
Less than 5%Individual
NAGASAWA, KAZUYA, (NMN) ControlPRESIDENT/CEO
since Jun 2025
Less than 5%Individual
NIIMURA, HARUTO, (NMN) ControlMANAGING EXECUTIVE OFFICER/ HEAD OF CORPORATE DIVISION
since Apr 2026
Less than 5%Individual
TOKIO MARINE HOLDINGS,INC. ControlSHAREHOLDER
since Apr 2016
75% or moreForeign Entity
Ownership & leadership changes · 15 filings with changes since Mar 26, 2015

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.

Jun 26, 2026 filing
  • No longer listedASANO, TAKASHI, (NMN) · EXECUTIVE OFFICER/ HEAD OF BUSINESS DEVELOPMENT DIVISION · Less than 5% · control person · listed since Apr 2025
  • No longer listedHONJO, KAZUHIRO, (NMN) · MANAGING EXECUTIVE OFFICER AND CHIEF INVESTMENT OFFICER · Less than 5% · control person · listed since Apr 2024
  • AddedMITSUHASHI, TAKEO, (NMN) · EXECUTIVE OFFICER/CIO/HEAD OF INVESTMENT DIVISION · Less than 5% · control person
  • ChangedMORIYA, YUKIO, (NMN) · title EXECUTIVE OFFICER/ HEAD OF BUSINESS PLATFORM DIVISION → EXECUTIVE OFFICER/HEAD OF BUSINESS DEVELOPMENT DIVISION
  • ChangedNIIMURA, HARUTO, (NMN) · title EXECUTIVE OFFICER/CORPORATE → MANAGING EXECUTIVE OFFICER/ HEAD OF CORPORATE DIVISION
Jun 23, 2025 filing
  • No longer listedSUZUKI, SOTA, (NMN) · EXECUTIVE OFFICER / HEAD OF INTERNATIONAL BUSINESS DIVISION · Less than 5% · control person · listed since Jan 2021
  • No longer listedYOKOTA, YASUHIRO, (NMN) · PRESIDENT/CEO · Less than 5% · control person · listed since Jul 2020
  • AddedNAGASAWA, KAZUYA, (NMN) · PRESIDENT/CEO · Less than 5% · control person
  • AddedNIIMURA, HARUTO, (NMN) · EXECUTIVE OFFICER/CORPORATE · Less than 5% · control person
  • ChangedASANO, TAKASHI, (NMN) · title EXECUTIVE OFFICER, INSTITUTIONAL BUSINESS DIVISION, INVESTMENT TRUST BUSINESS DIVISION → EXECUTIVE OFFICER/ HEAD OF BUSINESS DEVELOPMENT DIVISION
  • ChangedMORIYA, YUKIO, (NMN) · title EXECUTIVE OFFICER / HEAD OF ADMINISTRATION DIVISION → EXECUTIVE OFFICER/ HEAD OF BUSINESS PLATFORM DIVISION
Jun 20, 2024 filing
  • No longer listedEZURA, YUKIHIRO, (NMN) · EXECUTIVE OFFICER / HEAD OF INVESTMENT TRUST BUSINESS DIVISION · Less than 5% · control person · listed since Oct 2019
  • No longer listedGOTO, NOBUKI, (NMN) · MANAGING DIRECTOR / CHIEF INVESTMENT OFFICER / HEAD OF ENGAGEMENT INVESTMENT · Less than 5% · control person · listed since Oct 2016
  • No longer listedTAGA, NOBUHIKO, (NMN) · MANAGING DIRECTOR · Less than 5% · control person · listed since Apr 2019
  • ChangedASANO, TAKASHI, (NMN) · title EXECUTIVE OFFICER/ HEAD OF INVESTMENT STRATEGY/ HEAD OF ALTERNATIVE ASSET MANAGEMENT PLANNING → EXECUTIVE OFFICER, INSTITUTIONAL BUSINESS DIVISION, INVESTMENT TRUST BUSINESS DIVISION
  • ChangedHONJO, KAZUHIRO, (NMN) · title EXECUTIVE OFFICER / HEAD OF ALTERNATIVE INVESTMENT DIVISION → MANAGING EXECUTIVE OFFICER AND CHIEF INVESTMENT OFFICER
  • ChangedIGARASHI, TAKUYA, (NMN) · title EXECUTIVE OFFICER → DIRECTOR AND MANAGING EXECUTIVE OFFICER
Jun 12, 2023 filing
  • AddedASANO, TAKASHI, (NMN) · EXECUTIVE OFFICER/ HEAD OF INVESTMENT STRATEGY/ HEAD OF ALTERNATIVE ASSET MANAGEMENT PLANNING · Less than 5% · control person
  • ChangedGOTO, NOBUKI, (NMN) · title MANAGING DIRECTOR / CHIEF INVESTMENT OFFICER → MANAGING DIRECTOR / CHIEF INVESTMENT OFFICER / HEAD OF ENGAGEMENT INVESTMENT
Jun 30, 2022 filing
  • No longer listedGOTO, TOSHIO, (NMN) · PRESIDENT/CEO · Less than 5% · control person · listed since Apr 2018
  • No longer listedHIRAYAMA, KENICHI, (NMN) · EXECUTIVE OFFICER / CHIEF INVESTMENT OFFICER · Less than 5% · control person · listed since Apr 2018
  • AddedHONJO, KAZUHIRO, (NMN) · EXECUTIVE OFFICER / HEAD OF ALTERNATIVE INVESTMENT DIVISION · Less than 5% · control person
  • AddedIGARASHI, TAKUYA, (NMN) · EXECUTIVE OFFICER · Less than 5% · control person
  • AddedMORIYA, YUKIO, (NMN) · EXECUTIVE OFFICER / HEAD OF ADMINISTRATION DIVISION · Less than 5% · control person
  • ChangedEZURA, YUKIHIRO, (NMN) · title EXECUTIVE OFFICER / HEAD OF INVESTMENT TRUST BUSINESS DIVISION AND HEAD OF INVESTMENT TRUST INFORMATION DEPARTMENT → EXECUTIVE OFFICER / HEAD OF INVESTMENT TRUST BUSINESS DIVISION
  • ChangedGOTO, NOBUKI, (NMN) · title MANAGING DIRECTOR / HEAD OF ADMINISTRATION DIVISION → MANAGING DIRECTOR / CHIEF INVESTMENT OFFICER
  • ChangedTAGA, NOBUHIKO, (NMN) · title DIRECTOR → MANAGING DIRECTOR
  • ChangedYOKOTA, YASUHIRO, (NMN) · title SENIOR MANAGING DIRECTOR / HEAD OF INSTITUTIONAL BUSINESS DIVISION → PRESIDENT/CEO
Jun 24, 2021 filing
  • No longer listedFURUYA, CHIAKI, (NMN) · EXECUTIVE OFFICER / HEAD OF INSTITUTIONAL BUSINESS DIVISION AND HEAD OF FINANCIAL INSTITUTIONS DEPARTMENT · Less than 5% · control person · listed since Apr 2016
  • No longer listedTSUNEMI, RYOICHI, (NMN) · EXECUTIVE OFFICER / HEAD OF ADMINISTRATION DIVISION · Less than 5% · control person · listed since Jul 2012
  • No longer listedYUZAWA, TATSURO, (NMN) · MANAGING EXECUTIVE OFFICER / HEAD OF INTERNATIONAL BUSINESS DIVISION · Less than 5% · control person · listed since Jul 2011
  • AddedSUZUKI, SOTA, (NMN) · EXECUTIVE OFFICER / HEAD OF INTERNATIONAL BUSINESS DIVISION · Less than 5% · control person
  • AddedYOKOTA, YASUHIRO, (NMN) · SENIOR MANAGING DIRECTOR / HEAD OF INSTITUTIONAL BUSINESS DIVISION · Less than 5% · control person
  • ChangedEZURA, YUKIHIRO, (NMN) · title EXECUTIVE OFFICER / HEAD OF INVESTMENT TRUST BUSINESS DIVISION AND HEAD OF INVESTMENT TRUST INFORMATION DIVISION → EXECUTIVE OFFICER / HEAD OF INVESTMENT TRUST BUSINESS DIVISION AND HEAD OF INVESTMENT TRUST INFORMATION DEPARTMENT
  • ChangedGOTO, NOBUKI, (NMN) · title MANAGING DIRECTOR / HEAD OF ALTERNATIVE INVESTMENT DIVISION → MANAGING DIRECTOR / HEAD OF ADMINISTRATION DIVISION
Jun 24, 2020 filing
  • No longer listedKOMINAMI, YUICHIRO, (NMN) · MANAGING DIRECTOR · Less than 5% · control person · listed since Jun 2011
  • AddedEZURA, YUKIHIRO, (NMN) · EXECUTIVE OFFICER / HEAD OF INVESTMENT TRUST BUSINESS DIVISION AND HEAD OF INVESTMENT TRUST INFORMATION DIVISION · Less than 5% · control person
  • ChangedFURUYA, CHIAKI, (NMN) · title EXECUTIVE OFFICER AND HEAD OF INSTITUTIONAL BUSINESS DIVISION → EXECUTIVE OFFICER / HEAD OF INSTITUTIONAL BUSINESS DIVISION AND HEAD OF FINANCIAL INSTITUTIONS DEPARTMENT
  • ChangedGOTO, TOSHIO, (NMN) · title PRESIDENT/CEO/HEAD OF INVESTMENT TRUST BUSINESS DIVISION → PRESIDENT/CEO
  • ChangedYUZAWA, TATSURO, (NMN) · title MANAGING EXECUTIVE OFFICER / HEAD OF INTERNATIONAL BUSINESS DEVELOPMENT DIVISION → MANAGING EXECUTIVE OFFICER / HEAD OF INTERNATIONAL BUSINESS DIVISION
Jun 17, 2019 filing
  • No longer listedHOKAO, RYUICHI · EXECUTIVE OFFICER / HEAD OF INVESTMENT TRUST BUSINESS DIVISION · Less than 5% · control person · listed since Apr 2015
  • AddedTAGA, NOBUHIKO, (NMN) · DIRECTOR · Less than 5% · control person
  • ChangedGOTO, TOSHIO, (NMN) · title PRESIDENT / CEO → PRESIDENT/CEO/HEAD OF INVESTMENT TRUST BUSINESS DIVISION
Aug 14, 2018 filing
  • No longer listedYANG, CHARLES, JAECHUL · MANAGING DIRECTOR · Less than 5% · control person · listed since Apr 2016
Jun 14, 2018 filing
  • No longer listedMORIYA, YUKIO · EXECUTIVE OFFICER / HEAD OF INTERNATIONAL BUSINESS DEVELOPMENT DIVISION · Less than 5% · control person · listed since Jul 2010
  • No longer listedOBA, MASASHI, (NMN) · PRESIDENT/CEO · Less than 5% · control person · listed since Jun 2016
  • AddedGOTO, TOSHIO, (NMN) · PRESIDENT / CEO · Less than 5% · control person
  • AddedHIRAYAMA, KENICHI, (NMN) · EXECUTIVE OFFICER / CHIEF INVESTMENT OFFICER · Less than 5% · control person
  • ChangedGOTO, NOBUKI, (NMN) · title MANAGING DIRECTOR → MANAGING DIRECTOR / HEAD OF ALTERNATIVE INVESTMENT DIVISION
  • ChangedYUZAWA, TATSURO, (NMN) · title MANAGING EXECUTIVE OFFICER / CHIEF INVESTMENT OFFICER → MANAGING EXECUTIVE OFFICER / HEAD OF INTERNATIONAL BUSINESS DEVELOPMENT DIVISION
Older changes (6 more filings)
May 31, 2017 filing
  • No longer listedOBA, AKIYOSHI, (NMN) · CHAIRMAN · Less than 5% · control person · listed since Jun 2009
  • ChangedYUZAWA, TATSURO, (NMN) · title EXECUTIVE OFFICER / CHIEF INVESTMENT OFFICER → MANAGING EXECUTIVE OFFICER / CHIEF INVESTMENT OFFICER
Oct 4, 2016 filing
  • AddedGOTO, NOBUKI, (NMN) · MANAGING DIRECTOR · Less than 5% · control person
Jul 5, 2016 filing
  • AddedOBA, MASASHI, (NMN) · PRESIDENT/CEO · Less than 5% · control person
  • ChangedOBA, AKIYOSHI, (NMN) · title PRESIDENT / CEO → CHAIRMAN
Apr 25, 2016 filing
  • No longer listedTOKIO MARINE AND NICHIDO FIRE INSURANCE CO.,LTD. · SHAREHOLDER · 75% or more · control person · listed since Dec 1985
  • No longer listedTOKIO MARINE HOLDINGS,INC. · SHAREHOLDER · 75% or more · indirect via TOKIO MARINE AND NICHIDO FIRE INSURANCE CO.,LTD. · control person · listed since Apr 2002
  • AddedFURUYA, CHIAKI, (NMN) · EXECUTIVE OFFICER AND HEAD OF INSTITUTIONAL BUSINESS DIVISION · Less than 5% · control person
  • AddedTOKIO MARINE HOLDINGS,INC. · SHAREHOLDER · 75% or more · control person
  • AddedYANG, CHARLES, JAECHUL · MANAGING DIRECTOR · Less than 5% · control person
Jun 3, 2015 filing
  • AddedHOKAO, RYUICHI · EXECUTIVE OFFICER / HEAD OF INVESTMENT TRUST BUSINESS DIVISION · Less than 5% · control person
  • ChangedMORIYA, YUKIO · title EXECUTIVE OFFICER / HEAD OF INSTITUTIONAL BUSINESS DIVISION → EXECUTIVE OFFICER / HEAD OF INTERNATIONAL BUSINESS DEVELOPMENT DIVISION
Mar 26, 2015 filing (earliest on record)
  • ListedKOMINAMI, YUICHIRO, (NMN) · MANAGING DIRECTOR · Less than 5% · control person
  • ListedMORIYA, YUKIO · EXECUTIVE OFFICER / HEAD OF INSTITUTIONAL BUSINESS DIVISION · Less than 5% · control person
  • ListedOBA, AKIYOSHI, (NMN) · PRESIDENT / CEO · Less than 5% · control person
  • ListedTOKIO MARINE AND NICHIDO FIRE INSURANCE CO.,LTD. · SHAREHOLDER · 75% or more · control person
  • ListedTOKIO MARINE HOLDINGS,INC. · SHAREHOLDER · 75% or more · indirect via TOKIO MARINE AND NICHIDO FIRE INSURANCE CO.,LTD. · control person
  • ListedTSUNEMI, RYOICHI, (NMN) · EXECUTIVE OFFICER / HEAD OF ADMINISTRATION DIVISION · Less than 5% · control person
  • ListedYUZAWA, TATSURO, (NMN) · EXECUTIVE OFFICER / CHIEF INVESTMENT OFFICER · Less than 5% · 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.

TOKIO MARINE ASSET MANAGEMENT CO LTD Holdings (2026-09-30)

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 NVIDIA CORPORATION NVDA 67066G104 $279.2M 8.28% 1,222,472 SH
2 APPLE INC AAPL 037833100 $231.8M 6.88% 696,192 SH
3 MICROSOFT CORP MSFT 594918104 $198.6M 5.89% 387,119 SH
4 AMAZON COM INC AMZN 023135106 $137.9M 4.09% 553,585 SH
5 ALPHABET INC GOOGL 02079K305 $112.4M 3.33% 326,643 SH
6 ALPHABET INC GOOG 02079K107 $95.4M 2.83% 280,031 SH
7 BROADCOM INC AVGO 11135F101 $93.6M 2.78% 266,579 SH
8 META PLATFORMS INC META 30303M102 $72.8M 2.16% 100,386 SH
9 ELI LILLY & CO LLY 532457108 $61.8M 1.83% 53,416 SH
10 VISA INC V 92826C839 $52.6M 1.56% 146,282 SH
11 ADVANCED MICRO DEVICES INC AMD 007903107 $50.3M 1.49% 82,243 SH
12 MASTERCARD INCORPORATED MA 57636Q104 $47.0M 1.39% 85,161 SH
13 MICRON TECHNOLOGY INC MU 595112103 $46.1M 1.37% 43,291 SH
14 TESLA INC TSLA 88160R101 $44.2M 1.31% 124,454 SH
15 JPMORGAN CHASE & CO JPM 46625H100 $39.8M 1.18% 120,267 SH
16 EXXONMOBIL HOLDINGS CORP XOM 30233Q108 $34.7M 1.03% 213,150 SH
17 ARISTA NETWORKS INC ANET 040413205 $34.6M 1.03% 169,988 SH
18 PHILIP MORRIS INTL INC PM 718172109 $33.7M 1.00% 176,814 SH
19 COSTCO WHOLESALE CORPORATION COST 22160K105 $32.4M 0.96% 35,619 SH
20 WALMART INC WMT 931142103 $32.2M 0.96% 310,131 SH
21 TAIWAN SEMICONDUCTOR MANUFAC TSM 874039100 $29.0M 0.86% 63,615 SH
22 BERKSHIRE HATHAWAY INC DEL BRK.B 084670702 $26.6M 0.79% 53,437 SH
23 AMETEK INC AME 031100100 $25.5M 0.76% 102,793 SH
24 CADENCE DESIGN SYSTEM INC CDNS 127387108 $24.6M 0.73% 74,645 SH
25 JOHNSON & JOHNSON JNJ 478160104 $24.2M 0.72% 91,365 SH
26 NETFLIX INC. NFLX 64110L106 $23.2M 0.69% 333,923 SH
27 UNITEDHEALTH GROUP INC UNH 91324P102 $20.6M 0.61% 56,237 SH
28 INTEL CORP INTC 458140100 $20.3M 0.60% 169,244 SH
29 MERCK & CO INC MRK 58933Y105 $20.1M 0.59% 137,990 SH
30 CHEVRON CORPORATION CVX 166764100 $18.6M 0.55% 91,126 SH
31 ABBVIE INC ABBV 00287Y109 $18.0M 0.53% 68,773 SH
32 LAM RESEARCH CORP LRCX 512807306 $16.0M 0.48% 48,812 SH
33 CISCO SYS INC CSCO 17275R102 $16.0M 0.47% 148,609 SH
34 MOODYS CORP MCO 615369105 $15.9M 0.47% 35,100 SH
35 PALANTIR TECHNOLOGIES INC PLTR 69608A108 $15.9M 0.47% 84,859 SH
36 APPLIED MATLS INC AMAT 038222105 $15.8M 0.47% 30,882 SH
37 TJX COS INC NEW TJX 872540109 $15.2M 0.45% 114,878 SH
38 CATERPILLAR INC CAT 149123101 $14.7M 0.44% 18,092 SH
39 BANK OF AMER CORP BAC 060505104 $13.8M 0.41% 253,431 SH
40 OREILLY AUTOMOTIVE INC ORLY 67103H107 $13.0M 0.39% 152,059 SH
41 PROCTER & GAMBLE CO PG 742718109 $12.7M 0.38% 87,533 SH
42 GE AEROSPACE GE 369604301 $12.6M 0.37% 40,459 SH
43 PALO ALTO NETWORKS INC PANW 697435105 $12.6M 0.37% 31,667 SH
44 COCA COLA CO KO 191216100 $12.5M 0.37% 145,562 SH
45 MSCI INC MSCI 55354G100 $12.0M 0.36% 22,338 SH
46 KLA CORP KLAC 482480100 $10.9M 0.32% 55,971 SH
47 HOME DEPOT INC HD 437076102 $10.7M 0.32% 37,726 SH
48 LINDE PLC LIN G54950103 $10.4M 0.31% 21,967 SH
49 CROWDSTRIKE HLDGS INC CRWD 22788C105 $10.4M 0.31% 39,205 SH
50 ARES MANAGEMENT CORPORATION ARES 03990B101 $10.4M 0.31% 89,160 SH
Filing History
Period Filed AUM Holdings Accession
2026-09-30 2026-10-26 $3.37B 503 0001172661-26-004684
2026-06-30 2026-07-30 $3.23B 632 0001172661-26-002939
2026-03-31 2026-05-13 $2.79B 512 0001172661-26-001752
2025-12-31 2026-01-27 $2.90B 524 0001172661-26-000319
2025-09-30 2025-10-27 $2.81B 535 0001172661-25-004430
Filer Information
Address
1-8-2 MARUNOUCHI
CHIYODA-KU
TOKYO, M0 100-0005
Phone
81-3-3212-8421
Filing Manager
TOKIO MARINE ASSET MANAGEMENT CO LTD
Tokyo, M0
Signatory
Haruto Niimura
Director