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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 | |
|---|---|---|---|---|---|---|
526
Masco
MAS
$14.8B
| $5.85M | 0.01% |
96,906
-3,809
| -4% | -$258K |
|
527
PPG Industries
PPG
$25.8B
| $5.79M | 0.01% |
54,213
+730
| +1% | +$82.8K |
|
528
Clorox
CLX
$13B
| $5.73M | 0.01% |
55,335
-269,416
| -83% | -$30.5M |
|
529
Astera Labs
ALAB
$56.7B
| $5.7M | 0.01% |
52,035
+33,672
| +183% | +$4.8M |
|
530
PG&E
PCG
$38B
| $5.69M | 0.01% |
+323,989
| New | +$5.51M |
|
531
Carter's
CRI
$1.48B
| $5.67M | 0.01% |
158,660
-6,439
| -4% | -$234K |
|
532
Enact Holdings
ACT
$6.67B
| $5.65M | 0.01% |
138,462
+1,190
| +0.9% | +$48.7K |
|
533
Fastenal
FAST
$59.6B
| $5.62M | 0.01% |
121,183
-11,516
| -9% | -$517K |
|
534
Lincoln National
LNC
$8.68B
| $5.54M | 0.01% |
156,071
+1,149
| +0.7% | +$44.2K |
|
535
Ingersoll Rand
IR
$33.7B
| $5.54M | 0.01% |
69,138
-3,215
| -4% | -$284K |
|
536
HEICO Corp Class A
HEI.A
$37B
| $5.53M | 0.01% |
26,198
-5,202
| -17% | -$1.28M |
|
537
KE Holdings
BEKE
$19.6B
| $5.48M | 0.01% |
366,210
-58,833
| -14% | -$1.01M |
|
538
Virtu Financial
VIRT
$4.94B
| $5.42M | 0.01% |
123,348
-108,661
| -47% | -$4.23M |
|
539
Shopify
SHOP
$198B
| $5.42M | 0.01% |
45,670
-543,000
| -92% | -$71.3M |
|
540
Guidewire Software
GWRE
$14.5B
| $5.36M | 0.01% |
35,869
-24,935
| -41% | -$3.79M |
|
541
nVent Electric
NVT
$26.6B
| $5.34M | 0.01% |
45,119
+3,857
| +9% | +$438K |
|
542
Sonos
SONO
$1.87B
| $5.23M | 0.01% |
390,651
+17,071
| +5% | +$258K |
|
543
Church & Dwight Co
CHD
$24.5B
| $5.23M | 0.01% |
56,082
-1,439
| -3% | -$138K |
|
544
Union Pacific
UNP
$174B
| $5.17M | 0.01% |
21,293
-5,126
| -19% | -$1.26M |
|
545
Equifax
EFX
$21.3B
| $5.15M | 0.01% |
28,575
-4,633
| -14% | -$920K |
|
546
NETGEAR
NTGR
$625M
| $5.13M | 0.01% |
234,729
| – | – |
|
547
Boston Properties
BXP
$10.7B
| $5.09M | 0.01% |
98,039
-116,573
| -54% | -$7.01M |
|
|
CRWV
548
CoreWeave
CRWV
$49B
| $5.06M | 0.01% |
65,267
+50,199
| +333% | +$4.36M |
|
549
Amcor
AMCR
$21.7B
| $4.99M | 0.01% |
125,534
+10,465
| +9% | +$463K |
|
550
Roper Technologies
ROP
$40.1B
| $4.99M | 0.01% |
14,090
-51,713
| -79% | -$19.1M |
|
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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.