Robeco Institutional Asset Management B.V. — 13F Holdings & Portfolio
CIK 1418773 · latest 13F-HR filed 2026-10-20
Robeco Institutional Asset Management B.V. manages $83.24B in 13F-reported U.S. long-equity assets across 837 reported positions as of its 2026-09-30 13F-HR filing. Its largest disclosed positions are NVDA (7.20%), AAPL (5.82%), MSFT (4.52%). Quarter over quarter (versus its 2026-06-30 filing) the fund opened 66 new positions and exited 66; 299 existing positions rose in reported value and 363 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.
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AUM
$83.24B
Long-equity book
Holdings
837
Distinct positions
Period
2026-09-30
Filed 2026-10-20
Q/Q Activity
+66 / −66 / ↑299 / ↓363
vs 2026-06-30
Portfolio charts
Latest quarter's book, what changed, and how the portfolio has evolved across filings.
Portfolio map
Q3 26NVDA7.2% · -2%AAPL5.8% · -1%MSFT4.5% · -2%GOOGL3.6% · -7%AMZN2.7% · -4%AVGO1.8% · -5%META1.6% · +14%GOOG1.4% · +4%MU1.3% · -4%AMAT1.2% · +3%JPM1.2% · +0%ABBV1.2% · +4%LLY1.2% · +10%AMD0.9% · +18%V0.9% · +10%PBR.A0.9% · +1%IBN0.8% · +20%LRCX0.8% · +8%ADI0.7% · -5%CSCO0.7% · +1%ANET0.7% · -22%CMI0.6% · +6%KO0.6% · +22%INTC0.6% · +14%GILD0.6% · -0%INFY0.6% · -6%TSLA0.6% · -9%KLAC0.6% · -6%TMO0.6% · +24%JNJ0.6% · -8%BAC0.6% · +17%MA0.5% · -13%NEM0.5% · +9%BMY0.5% · -1%C0.5% · +16%FTNT0.5% · +48%BNY0.5% · newPANW0.5% · -35%GEV0.5% · -6%VRT0.5% · -14%HDB0.4% · +13%VALE0.4% · -10%UNH0.4% · +30%MS0.4% · +3%ABNB0.4% · +61%ITUB0.4% · -10%DELL0.4% · +108%TSM0.4% · -32%PFE0.4% · +1%TRV0.4% · -4%ADBE0.4% · +27%MRK0.4% · -5%FFIV0.4% · +24%ROK0.4% · +6%VZ0.4% · +13%T0.4% · -1%XOM0.4% · -6%CL0.4% · +24%REGN0.4% · -12%NFLX0.4% · +38%
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 valueSectors from each company's SIC code; funds and ETFs grouped separately.
Biggest buys and sells
Q2 26 → Q3 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 = 31.1%Cumulative share of the portfolio held in the largest N positions.
Firm Profile & Key People
As of the firm’s regulatory filing dated Jun 3, 2026.
Assets Under Management
$4.76B
Discretionary
$4.76B
Employees
79
Accounts
17
This firm reports 2 disclosure items on its registration.
| Name | Title / Status | Ownership | Type |
|---|---|---|---|
| ALCANTARA VAZQUEZ, IGNACIO, ALEJANDRO Control | BOARD MEMBER since Mar 2025 | Less than 5% | Individual |
| BRIONES, JUAN, CARLOS Control | BOARD MEMBER since Mar 2025 | Less than 5% | Individual |
| CUNNINGHAM, ANDREW, PAUL Control | CHIEF COMPLIANCE OFFICER since Oct 2019 | Less than 5% | Individual |
| FRIELINK, IVO, REINIER MARIA Control | BOARD MEMBER, PRESIDENT since Sep 2025 | Less than 5% | Individual |
| Gottmers, Jochem, NMN Control | BOARD MEMBER. TREASURER since Mar 2026 | Less than 5% | Individual |
| ROBECO HOLDING BV Control | SOLE SHAREHOLDER since Jul 2020 | 75% or more | Foreign Entity |
| ORIX CORPORATION Control Indirect owner via ORIX CORPORATION EUROPE N.V. (FKA ROBECO GROEP N.V.) | SOLE SHAREHOLDER since Oct 2016 | 75% or more | Foreign Entity |
| ORIX CORPORATION EUROPE N.V. (FKA ROBECO GROEP N.V.) Control Indirect owner via ROBECO HOLDING BV | SOLE SHAREHOLDER since Dec 2014 | 75% or more | Foreign Entity |
| ROBECO HOLDING BV Control Indirect owner via ROBECO HOLDING BV | SOLE SHAREHOLDER since Dec 2014 | 75% or more | Foreign Entity |
Ownership & leadership changes · 19 filings with changes since Feb 14, 2012
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.
Mar 31, 2026 filing
- No longer listedPRINS, MARCEL, (NMN) · BOARD MEMBER, PRESIDENT · Less than 5% · control person · listed since Nov 2022
- AddedGottmers, Jochem, NMN · BOARD MEMBER. TREASURER · Less than 5% · control person
- ChangedFRIELINK, IVO, REINIER MARIA · title BOARD MEMBER, TREASURER → BOARD MEMBER, PRESIDENT
Oct 16, 2025 filing
- No longer listedBADJIE, MALICK, D (MIO) · BOARD MEMBER, TREASURER · Less than 5% · control person · listed since Jan 2024
- AddedFRIELINK, IVO, REINIER MARIA · BOARD MEMBER, TREASURER · Less than 5% · control person
Mar 28, 2025 filing
- AddedBRIONES, JUAN, CARLOS · BOARD MEMBER · Less than 5% · control person
- ChangedALCANTARA VAZQUEZ, IGNACIO, ALEJANDRO · title BUSINESS MANAGER → BOARD MEMBER
Mar 27, 2024 filing
- No longer listedRUANE, ANGELA, DANIELLE · MANAGING DIRECTOR · Less than 5% · control person · listed since Sep 2023
- AddedALCANTARA VAZQUEZ, IGNACIO, ALEJANDRO · BUSINESS MANAGER · Less than 5% · control person
- ChangedBADJIE, MALICK, D (MIO) · title TREASURER → BOARD MEMBER, TREASURER
- ChangedPRINS, MARCEL, (NMN) · title PRESIDENT → BOARD MEMBER, PRESIDENT
Feb 8, 2024 filing
- No longer listedPREININGER, ALEXANDER, (NMN) · TREASURER · Less than 5% · control person · listed since Nov 2022
- AddedBADJIE, MALICK, D (MIO) · TREASURER · Less than 5% · control person
Sep 12, 2023 filing
- No longer listedPINTO, JOHN, LOUIS · EXECUTIVE DIRECTOR · Less than 5% · control person · listed since Mar 2018
- AddedRUANE, ANGELA, DANIELLE · MANAGING DIRECTOR · Less than 5% · control person
Nov 28, 2022 filing
- No longer listedvan Baardwijk, Karin, NMN · BOARD MEMBER, PRESIDENT · Less than 5% · control person · listed since Jan 2022
- No longer listedvan der Kroft, Mark · BOARD MEMBER, TREASURER · Less than 5% · control person · listed since Jan 2022
- AddedPREININGER, ALEXANDER, (NMN) · TREASURER · Less than 5% · control person
- AddedPRINS, MARCEL, (NMN) · PRESIDENT · Less than 5% · control person
Jan 13, 2022 filing
- No longer listedBAILEY, JOHN, CARTER · EXECUTIVE DIRECTOR · Less than 5% · control person · listed since May 2018
- No longer listedSEIDMAN, KEITH, WAYNE · EXECUTIVE DIRECTOR · Less than 5% · control person · listed since Mar 2018
- No longer listedVAN HASSEL, GILBERT · BOARD MEMBER, PRESIDENT · Less than 5% · control person · listed since Jan 2017
- Addedvan der Kroft, Mark · BOARD MEMBER, TREASURER · Less than 5% · control person
- Changedvan Baardwijk, Karin, NMN · title BOARD MEMBER, TREASURER → BOARD MEMBER, PRESIDENT
Mar 31, 2021 filing
- No longer listedORIX CORPORATION EUROPE N.V. (FKA ROBECO GROEP N.V.) · SOLE SHAREHOLDER · 75% or more · indirect via ROBECO US HOLDING B.V. · control person · listed since Oct 2016
- No longer listedROBECO US HOLDING B.V. · SOLE SHAREHOLDER · 75% or more · indirect via ROBECO US HOLDING, INC. · control person · listed since Nov 2014
- No longer listedROBECO US HOLDING, INC. · SOLE SHAREHOLDER · 75% or more · control person · listed since Jan 2006
- AddedORIX CORPORATION EUROPE N.V. (FKA ROBECO GROEP N.V.) · SOLE SHAREHOLDER · 75% or more · indirect via ROBECO HOLDING BV · control person
- AddedROBECO HOLDING BV · SOLE SHAREHOLDER · 75% or more · control person
- AddedROBECO HOLDING BV · SOLE SHAREHOLDER · 75% or more · indirect via ROBECO HOLDING BV · control person
Jan 26, 2021 filing
- No longer listedBESHAR, MAUREEN, L · MANAGING DIRECTOR · Less than 5% · control person · listed since Sep 2017
- AddedBAILEY, JOHN, CARTER · EXECUTIVE DIRECTOR · Less than 5% · control person
- AddedPINTO, JOHN, LOUIS · EXECUTIVE DIRECTOR · Less than 5% · control person
- AddedSEIDMAN, KEITH, WAYNE · EXECUTIVE DIRECTOR · Less than 5% · control person
Older changes (10 more filings)
Oct 31, 2019 filing
- No longer listedMURPHY, KEVIN, FRANCIS · CHIEF COMPLIANCE OFFICER · Less than 5% · listed since Nov 2018
- AddedCUNNINGHAM, ANDREW, PAUL · CHIEF COMPLIANCE OFFICER · Less than 5% · control person
Dec 4, 2018 filing
- No longer listedPESTER, TAMI, M · CHIEF COMPLIANCE OFFICER · Less than 5% · listed since Oct 2016
- AddedMURPHY, KEVIN, FRANCIS · CHIEF COMPLIANCE OFFICER · Less than 5%
Nov 28, 2018 filing
- No longer listedTOPPEN, ROLAND · BOARD MEMBER, TREASURER · Less than 5% · control person · listed since Jan 2017
- Addedvan Baardwijk, Karin, NMN · BOARD MEMBER, TREASURER · Less than 5% · control person
Apr 5, 2018 filing
- No longer listedORIX CORPORATION · SOLE SHAREHOLDER · 75% or more · indirect via ROBECO GROEP N.V. · control person · listed since Oct 2016
- No longer listedROBECO GROEP N.V. · SOLE SHAREHOLDER · 75% or more · indirect via ROBECO US HOLDING B.V. · control person · listed since Oct 2016
- AddedORIX CORPORATION · SOLE SHAREHOLDER · 75% or more · indirect via ORIX CORPORATION EUROPE N.V. (FKA ROBECO GROEP N.V.) · control person
- AddedORIX CORPORATION EUROPE N.V. (FKA ROBECO GROEP N.V.) · SOLE SHAREHOLDER · 75% or more · indirect via ROBECO US HOLDING B.V. · control person
Sep 6, 2017 filing
- AddedBESHAR, MAUREEN, L · MANAGING DIRECTOR · Less than 5% · control person
Jan 5, 2017 filing
- No longer listedDAVIS, MATTHEW, JOHN · BOARD MEMBER, PRESIDENT, TREASURER · Less than 5% · listed since Aug 2008
- No longer listedDONOVAN, MARK, EDWARD · BOARD MEMBER · Less than 5% · listed since Feb 2009
- No longer listedROBECO GROEP N.V. · SOLE SHAREHOLDER · 75% or more · indirect via ROBECO INTERNATIONAL HOLDING B.V. · control person · listed since Dec 2003
- AddedROBECO GROEP N.V. · SOLE SHAREHOLDER · 75% or more · indirect via ROBECO US HOLDING B.V. · control person
- AddedTOPPEN, ROLAND · BOARD MEMBER, TREASURER · Less than 5% · control person
- AddedVAN HASSEL, GILBERT · BOARD MEMBER, PRESIDENT · Less than 5% · control person
- ChangedORIX CORPORATION · indirect via ROBECO GROEP N.V.: title MAJORITY SHAREHOLDER → SOLE SHAREHOLDER
Oct 10, 2016 filing
- No longer listedBUTTERLY, WILLIAM, GEORGE · CHIEF LEGAL OFFICER, CHIEF COMPLIANCE OFFICER AND SECRETARY · Less than 5% · listed since Sep 2008
- AddedPESTER, TAMI, M · CHIEF COMPLIANCE OFFICER · Less than 5%
Mar 13, 2015 filing
- No longer listedROBECO INTERNATIONAL HOLDING B.V. · SOLE SHAREHOLDER · 75% or more · indirect via ROBECO US HOLDING, INC. · control person · listed since Jan 2006
- AddedROBECO US HOLDING B.V. · SOLE SHAREHOLDER · 75% or more · indirect via ROBECO US HOLDING, INC. · control person
Jul 8, 2013 filing
- No longer listedRABOBANK NEDERLAND · SOLE SHAREHOLDER · 75% or more · indirect via ROEBCO GROEP N.V. · control person · listed since Dec 2001
- AddedORIX CORPORATION · MAJORITY SHAREHOLDER · 75% or more · indirect via ROBECO GROEP N.V. · control person
Feb 14, 2012 filing (earliest on record)
- ListedBUTTERLY, WILLIAM, GEORGE · CHIEF LEGAL OFFICER, CHIEF COMPLIANCE OFFICER AND SECRETARY · Less than 5%
- ListedDAVIS, MATTHEW, JOHN · BOARD MEMBER, PRESIDENT, TREASURER · Less than 5%
- ListedDONOVAN, MARK, EDWARD · BOARD MEMBER · Less than 5%
- ListedRABOBANK NEDERLAND · SOLE SHAREHOLDER · 75% or more · indirect via ROEBCO GROEP N.V. · control person
- ListedROBECO GROEP N.V. · SOLE SHAREHOLDER · 75% or more · indirect via ROBECO INTERNATIONAL HOLDING B.V. · control person
- ListedROBECO INTERNATIONAL HOLDING B.V. · SOLE SHAREHOLDER · 75% or more · indirect via ROBECO US HOLDING, INC. · control person
- ListedROBECO US HOLDING, INC. · SOLE SHAREHOLDER · 75% or more · 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)
- MICROSOFT CORP$986.3M +35.5%
- NVIDIA CORPORATION$647.3M +12.1%
- APPLE INC$586.8M +13.8%
- META PLATFORMS INC$424.2M +46.4%
- EOG RES INC$215.8M +386.2%
Top Trims
- APPLIED MATLS INC-$388.7M -27.4%
- ALPHABET INC-$344.1M -10.3%
- KLA CORP-$317.7M -39.3%
- LOWES COS INC-$252.5M -90.5%
- VERTIV HOLDINGS CO-$242.0M -37.7%
New Positions
- EXXONMOBIL HOLDINGS CORP$309.8M
- GRUPO FINANCIERO GALICIA S.A$47.2M
- MKS INC.$21.2M
- MATSON INC$12.0M
- LXP INDUSTRIAL TRUST$10.7M
Exited Positions
- EXXON MOBIL CORP$276.3M
- ROKU INC$62.4M
- ALLEGION PLC$51.1M
- NEW YORK TIMES CO MTN BE$41.7M
- AMRIZE LTD$32.0M
Robeco Institutional Asset Management B.V. 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 | $6.00B | 7.20% | 26,255,703 | SH |
| 2 | APPLE INC | AAPL | 037833100 | $4.84B | 5.82% | 14,548,012 | SH |
| 3 | MICROSOFT CORP | MSFT | 594918104 | $3.76B | 4.52% | 7,338,776 | SH |
| 4 | ALPHABET INC | GOOGL | 02079K305 | $3.00B | 3.60% | 8,720,059 | SH |
| 5 | AMAZON COM INC | AMZN | 023135106 | $2.27B | 2.73% | 9,116,153 | SH |
| 6 | BROADCOM INC | AVGO | 11135F101 | $1.50B | 1.81% | 4,283,713 | SH |
| 7 | META PLATFORMS INC | META | 30303M102 | $1.34B | 1.61% | 1,844,944 | SH |
| 8 | ALPHABET INC | GOOG | 02079K107 | $1.13B | 1.36% | 3,328,478 | SH |
| 9 | MICRON TECHNOLOGY INC | MU | 595112103 | $1.04B | 1.25% | 980,575 | SH |
| 10 | APPLIED MATLS INC | AMAT | 038222105 | $1.03B | 1.24% | 2,015,594 | SH |
| 11 | JPMORGAN CHASE & CO | JPM | 46625H100 | $993.7M | 1.19% | 3,003,762 | SH |
| 12 | ABBVIE INC | ABBV | 00287Y109 | $969.5M | 1.16% | 3,706,187 | SH |
| 13 | ELI LILLY & CO | LLY | 532457108 | $964.4M | 1.16% | 833,498 | SH |
| 14 | ADVANCED MICRO DEVICES INC | AMD | 007903107 | $789.0M | 0.95% | 1,289,686 | SH |
| 15 | VISA INC | V | 92826C839 | $723.2M | 0.87% | 2,012,704 | SH |
| 16 | PETROLEO BRASILEIRO S A | PBR.A | 71654V101 | $720.3M | 0.87% | 37,932,058 | SH |
| 17 | ICICI BK LTD | IBN | 45104G104 | $697.9M | 0.84% | 25,330,924 | SH |
| 18 | LAM RESEARCH CORP | LRCX | 512807306 | $654.6M | 0.79% | 1,992,638 | SH |
| 19 | ANALOG DEVICES INC | ADI | 032654105 | $599.9M | 0.72% | 1,512,294 | SH |
| 20 | CISCO SYS INC | CSCO | 17275R102 | $594.9M | 0.71% | 5,527,068 | SH |
| 21 | ARISTA NETWORKS INC | ANET | 040413205 | $580.0M | 0.70% | 2,848,869 | SH |
| 22 | CUMMINS INC | CMI | 231021106 | $530.4M | 0.64% | 1,026,782 | SH |
| 23 | COCA COLA CO | KO | 191216100 | $516.2M | 0.62% | 5,997,016 | SH |
| 24 | INTEL CORP | INTC | 458140100 | $514.9M | 0.62% | 4,282,977 | SH |
| 25 | GILEAD SCIENCES INC | GILD | 375558103 | $513.2M | 0.62% | 3,442,819 | SH |
| 26 | INFOSYS LTD | INFY | 456788108 | $498.1M | 0.60% | 46,294,169 | SH |
| 27 | TESLA INC | TSLA | 88160R101 | $495.3M | 0.60% | 1,396,078 | SH |
| 28 | KLA CORP | KLAC | 482480100 | $491.1M | 0.59% | 2,519,524 | SH |
| 29 | THERMO FISHER SCIENTIFIC INC | TMO | 883556102 | $483.9M | 0.58% | 716,890 | SH |
| 30 | JOHNSON & JOHNSON | JNJ | 478160104 | $479.9M | 0.58% | 1,812,545 | SH |
| 31 | BANK OF AMER CORP | BAC | 060505104 | $459.6M | 0.55% | 8,443,813 | SH |
| 32 | MASTERCARD INCORPORATED | MA | 57636Q104 | $455.5M | 0.55% | 825,975 | SH |
| 33 | NEWMONT CORP | NEM | 651639106 | $455.4M | 0.55% | 3,948,314 | SH |
| 34 | BRISTOL-MYERS SQUIBB CO | BMY | 110122108 | $449.3M | 0.54% | 7,200,298 | SH |
| 35 | CITIGROUP INC | C | 172967424 | $444.9M | 0.53% | 3,436,014 | SH |
| 36 | FORTINET INC | FTNT | 34959E109 | $441.5M | 0.53% | 2,469,882 | SH |
| 37 | BANK OF NY MELLON CORP | BNY | 064058100 | $413.7M | 0.50% | 2,860,621 | SH |
| 38 | PALO ALTO NETWORKS INC | PANW | 697435105 | $404.5M | 0.49% | 1,018,050 | SH |
| 39 | GE VERNOVA INC | GEV | 36828A101 | $399.7M | 0.48% | 420,531 | SH |
| 40 | VERTIV HOLDINGS CO | VRT | 92537N108 | $399.7M | 0.48% | 1,656,314 | SH |
| 41 | HDFC BANK LTD | HDB | 40415F101 | $371.1M | 0.45% | 16,611,473 | SH |
| 42 | VALE S A | VALE | 91912E105 | $363.0M | 0.44% | 27,069,145 | SH |
| 43 | UNITEDHEALTH GROUP INC | UNH | 91324P102 | $357.4M | 0.43% | 973,563 | SH |
| 44 | MORGAN STANLEY | MS | 617446448 | $355.6M | 0.43% | 1,890,474 | SH |
| 45 | AIRBNB INC | ABNB | 009066101 | $353.6M | 0.42% | 2,201,279 | SH |
| 46 | ITAU UNIBANCO HLDG S A | ITUB | 465562106 | $351.9M | 0.42% | 41,249,992 | SH |
| 47 | DELL TECHNOLOGIES INC | DELL | 24703L202 | $350.3M | 0.42% | 651,154 | SH |
| 48 | TAIWAN SEMICONDUCTOR MANUFAC | TSM | 874039100 | $343.0M | 0.41% | 751,987 | SH |
| 49 | PFIZER INC | PFE | 717081103 | $342.8M | 0.41% | 12,021,329 | SH |
| 50 | TRAVELERS COMPANIES INC | TRV | 89417E109 | $338.1M | 0.41% | 948,246 | SH |
Filing History
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-09-30 | 2026-10-20 | $83.24B | 837 | 0001418773-26-000004 |
| 2026-06-30 | 2026-07-21 | $81.42B | 837 | 0001418773-26-000003 |
| 2026-03-31 | 2026-04-21 | $70.16B | 842 | 0001418773-26-000002 |
| 2025-12-31 | 2026-01-23 | $70.22B | 824 | 0001418773-26-000001 |
Filer Information
Address
WEENA 850ROTTERDAM, P7 3014DA
Phone
31102241224
Filing Manager
Robeco Institutional Asset Management B.V.
ROTTERDAM, P7
Signatory
Joost van der Linden
Head of Compliance