Robeco Institutional Asset Management Portfolio holdings
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 | |
|---|---|---|---|---|---|---|
876
Qfin Holdings
QFIN
$1.61B
| – | – |
-108,762
| Closed | -$2.1M |
|
877
Rexford Industrial Realty
REXR
$8.19B
| – | – |
-124,253
| Closed | -$4.81M |
|
878
Silgan Holdings
SLGN
$4.41B
| – | – |
-18,100
| Closed | -$731K |
|
879
Snap
SNAP
$9.01B
| – | – |
-61,469
| Closed | -$496K |
|
880
Sterling Infrastructure
STRL
$16.7B
| – | – |
-10,926
| Closed | -$3.35M |
|
881
Teleflex
TFX
$5.98B
| – | – |
-25,842
| Closed | -$3.15M |
|
882
Tennant Co
TNC
$1.26B
| – | – |
-5,522
| Closed | -$407K |
|
883
TransUnion
TRU
$15.3B
| – | – |
-91,200
| Closed | -$7.82M |
|
884
Unum
UNM
$14.3B
| – | – |
-126,091
| Closed | -$9.77M |
|
885
US Foods
USFD
$24B
| – | – |
-18,058
| Closed | -$1.36M |
|
886
Flutter Entertainment
FLUT
$16.4B
| – | – |
-5,491
| Closed | -$1.18M |
|
887
Rubrik
RBRK
$18.5B
| – | – |
-4,126
| Closed | -$316K |
|
|
WAY
888
Waystar Holding Corp
WAY
$4.65B
| – | – |
-223,027
| Closed | -$7.3M |
|
|
ONC
889
BeOne Medicines Ltd
ONC
$39.4B
| – | – |
-668
| Closed | -$203K |
|
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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.