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Robeco Institutional Asset Management Portfolio holdings
AUM
$81.4B
1-Year Est. Return
40.71%
This Fund
S&P 500
This Quarter
Est. Return
-0.59%
1 Year Est. Return
+40.71%
3 Year Est. Return
+135.42%
5 Year Est. Return
+174.69%
10 Year Est. Return
+589.21%
AUM
$70.2B
AUM Growth
-$56.5M
(-0.08%)
Cap. Flow
+$3.16B
Cap. Flow
% of AUM
4.51%
Top 10 Holdings %
Top 10 Hldgs %
28.44%
Holding
889
New
65
Increased
398
Reduced
327
Closed
47
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
SLB Ltd
SLB
|
+$344M |
| 2 |
Apple
AAPL
|
+$265M |
| 3 |
Lowe's Companies
LOW
|
+$245M |
| 4 |
NVIDIA
NVDA
|
+$240M |
| 5 |
Dollar General
DG
|
+$209M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Microsoft
MSFT
|
+$269M |
| 2 |
Salesforce
CRM
|
+$263M |
| 3 |
JPMorgan Chase
JPM
|
+$234M |
| 4 |
Boston Scientific
BSX
|
+$231M |
| 5 |
Trane Technologies
TT
|
+$225M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 33.17% |
| 2 | Financials | 13.79% |
| 3 | Communication Services | 11.26% |
| 4 | Healthcare | 10.45% |
| 5 | Consumer Discretionary | 9.51% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
351
Nordson
NDSN
$17.2B
| $18.2M | 0.03% |
+68,524
| New | +$18.9M |
|
352
ConocoPhillips
COP
$147B
| $18.2M | 0.03% |
138,016
+56,716
| +70% | +$6.28M |
|
353
Etsy
ETSY
$7.56B
| $18M | 0.03% |
360,925
+20,059
| +6% | +$1.1M |
|
354
DoorDash
DASH
$90.5B
| $17.6M | 0.03% |
117,315
-489,513
| -81% | -$90.5M |
|
355
AerCap
AER
$23.6B
| $17.5M | 0.03% |
127,819
+5,083
| +4% | +$727K |
|
356
Marvell Technology
MRVL
$191B
| $17.4M | 0.02% |
175,617
-6,892
| -4% | -$579K |
|
357
J.M. Smucker
SJM
$12.6B
| $17.4M | 0.02% |
179,997
+22,465
| +14% | +$2.35M |
|
358
Aon
AON
$75.6B
| $17M | 0.02% |
52,608
-10,587
| -17% | -$3.52M |
|
359
GoDaddy
GDDY
$11.5B
| $17M | 0.02% |
205,128
+69,986
| +52% | +$6.64M |
|
360
Abbott
ABT
$188B
| $16.8M | 0.02% |
163,888
-23,653
| -13% | -$2.67M |
|
361
Radian Group
RDN
$4.83B
| $16.7M | 0.02% |
506,247
+903
| +0.2% | +$30.3K |
|
362
Vistra
VST
$48.2B
| $16.7M | 0.02% |
110,950
-2,356
| -2% | -$381K |
|
363
Hannon Armstrong Sustainable Infrastructure Capital
HASI
$5.1B
| $16.7M | 0.02% |
453,514
-97,272
| -18% | -$3.46M |
|
364
Otis Worldwide
OTIS
$27.7B
| $16.6M | 0.02% |
215,847
+82,318
| +62% | +$7.2M |
|
365
Ternium
TX
$10.7B
| $16.6M | 0.02% |
413,553
+621
| +0.2% | +$25.7K |
|
366
Nextpower Inc
NXT
$15.6B
| $16.5M | 0.02% |
136,777
-2,188
| -2% | -$242K |
|
367
Kinder Morgan
KMI
$69.8B
| $16.4M | 0.02% |
490,460
-132,715
| -21% | -$4.15M |
|
368
Humana
HUM
$46.4B
| $16.4M | 0.02% |
94,678
-3,733
| -4% | -$765K |
|
369
NetEase
NTES
$84.8B
| $16.2M | 0.02% |
145,001
-534
| -0.4% | -$66.3K |
|
370
Corebridge Financial
CRBG
$15.4B
| $15.6M | 0.02% |
654,858
+68,945
| +12% | +$1.93M |
|
371
Tradeweb Markets
TW
$21.9B
| $15.6M | 0.02% |
132,517
+40,854
| +45% | +$4.68M |
|
372
Nucor
NUE
$62.7B
| $15.5M | 0.02% |
91,489
+29,385
| +47% | +$5.12M |
|
373
Monolithic Power Systems
MPWR
$68.6B
| $15.2M | 0.02% |
13,873
+8,790
| +173% | +$9.6M |
|
374
Ralph Lauren
RL
$24.2B
| $15.1M | 0.02% |
43,805
+2,117
| +5% | +$752K |
|
375
Sea Limited
SE
$70.4B
| $15M | 0.02% |
181,712
-664,915
| -79% | -$71.3M |
|
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Robeco Institutional Asset Management's Q1 2026 Portfolio in Review
As of Q1 2026, Robeco Institutional Asset Management held 889 positions worth $70.2B, down 0.08% from $70.2B the previous quarter. Its ten largest holdings account for 28% of the portfolio.
Robeco Institutional Asset Management deployed $3.16B of net new capital in Q1 2026, opening 65 new positions and adding to 398 existing holdings. Its largest new stake was Berkshire Hathaway Class A: 47 shares worth $33.8M.
By sector, the portfolio is most concentrated in Technology at 33% of assets, down from 35% a quarter earlier, followed by Financials and Communication Services.
On the sell side, the largest reduction was Microsoft, an estimated $269M trimmed.
- Robeco Institutional Asset Management's largest Q1 2026 buy was Berkshire Hathaway Class A: 47 shares worth $33.8M.
- Robeco Institutional Asset Management added most to SLB Ltd in Q1 2026, an estimated $344M increase.
- Robeco Institutional Asset Management's biggest Q1 2026 reduction was Microsoft, cutting an estimated $269M.
- Robeco Institutional Asset Management fully exited Autohome in Q1 2026, selling an estimated $33.6M.
- Robeco Institutional Asset Management's ten largest holdings make up 28% of its $70.2B portfolio in Q1 2026.
- Robeco Institutional Asset Management opened 65 new positions and closed 47 in Q1 2026.
- Robeco Institutional Asset Management's portfolio value fell 0.08% quarter-over-quarter to $70.2B.
Based on Robeco Institutional Asset Management's 13F filing for Q1 2026, filed 21 Apr 2026.