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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 | |
|---|---|---|---|---|---|---|
751
Verisk Analytics
VRSK
$25B
| $887K | ﹤0.01% |
4,672
-4,283
| -48% | -$869K |
|
752
National Healthcare
NHC
$3.38B
| $886K | ﹤0.01% |
5,545
-575
| -9% | -$88.3K |
|
|
HOLX
753
DELISTED
Hologic
HOLX
| $874K | ﹤0.01% |
11,563
| – | – |
|
754
Invitation Homes
INVH
$18B
| $866K | ﹤0.01% |
34,833
-349,600
| -91% | -$9.16M |
|
755
M&T Bank
MTB
$36.2B
| $828K | ﹤0.01% |
4,005
| – | – |
|
|
BDN
756
Brandywine Realty Trust
BDN
$554M
| $824K | ﹤0.01% |
303,972
| – | – |
|
757
APA Corp
APA
$13.2B
| $820K | ﹤0.01% |
+19,313
| New | +$584K |
|
758
A.O. Smith
AOS
$8.7B
| $817K | ﹤0.01% |
12,394
-15,048
| -55% | -$1.08M |
|
|
EFOR
759
Everforth Inc
EFOR
$1.32B
| $808K | ﹤0.01% |
+20,868
| New | +$930K |
|
760
Zimmer Biomet
ZBH
$18.4B
| $803K | ﹤0.01% |
8,877
| – | – |
|
761
Leonardo DRS
DRS
$12B
| $800K | ﹤0.01% |
17,971
| – | – |
|
762
Teva Pharmaceuticals
TEVA
$41.2B
| $795K | ﹤0.01% |
26,398
+16,658
| +171% | +$536K |
|
763
Tractor Supply
TSCO
$18B
| $774K | ﹤0.01% |
17,083
+1,943
| +13% | +$99K |
|
764
Sun Communities
SUI
$14.7B
| $768K | ﹤0.01% |
6,094
-1,550
| -20% | -$200K |
|
765
American Healthcare REIT
AHR
$10.9B
| $724K | ﹤0.01% |
15,351
| – | – |
|
766
Cavco Industries
CVCO
$4.55B
| $723K | ﹤0.01% |
1,493
+43
| +3% | +$24.4K |
|
|
AUGO
767
Aura Minerals Inc
AUGO
$6.19B
| $719K | ﹤0.01% |
8,809
-68,393
| -89% | -$4.79M |
|
768
CoreCivic
CXW
$3.19B
| $698K | ﹤0.01% |
+36,900
| New | +$696K |
|
769
Super Micro Computer
SMCI
$20.1B
| $691K | ﹤0.01% |
30,332
-3,098
| -9% | -$93K |
|
770
Packaging Corp of America
PKG
$22.8B
| $687K | ﹤0.01% |
3,238
| – | – |
|
771
Ormat Technologies
ORA
$6.65B
| $684K | ﹤0.01% |
+6,112
| New | +$709K |
|
772
DTE Energy
DTE
$29.1B
| $675K | ﹤0.01% |
4,619
-10,437
| -69% | -$1.47M |
|
773
Nutanix
NTNX
$16.9B
| $674K | ﹤0.01% |
17,727
-228,159
| -93% | -$9.62M |
|
774
Ambarella
AMBA
$3.81B
| $668K | ﹤0.01% |
12,983
+1,630
| +14% | +$102K |
|
775
Markel Group
MKL
$23.2B
| $655K | ﹤0.01% |
342
+125
| +58% | +$254K |
|
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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.