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Robeco Institutional Asset Management

Robeco Institutional Asset Management Portfolio holdings

AUM $81.4B
1-Year Est. Return 40.71%
This Fund
S&P 500
This Quarter Est. Return
+9.26%
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
$69B
AUM Growth
+$7.18B
Cap. Flow
+$2.97B
Cap. Flow %
4.3%
Top 10 Hldgs %
31.96%
Holding
905
New
45
Increased
374
Reduced
361
Closed
48

Top Buys

Rank Stock Value
1
MSFT icon
Microsoft
MSFT
+$378M
2
UBER icon
Uber
UBER
+$250M
3
AMZN icon
Amazon
AMZN
+$219M
4
NEM icon
Newmont
NEM
+$190M
5
INFY icon
Infosys
INFY
+$167M

Top Sells

Rank Stock Value
1
HD icon
Home Depot
HD
+$203M
2
UNP icon
Union Pacific
UNP
+$171M
3
WAT icon
Waters Corp
WAT
+$147M
4
CTAS icon
Cintas
CTAS
+$145M
5
PG icon
Procter & Gamble
PG
+$140M

Sector Composition

Rank Sector Weight
1 Technology 35.89%
2 Financials 15.35%
3 Communication Services 12.61%
4 Consumer Discretionary 10.32%
5 Healthcare 9.66%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
NOC icon
226
Northrop Grumman
NOC
$81.2B
$54.4M 0.08%
89,208
-3,945
-4% -$2.24M
MO icon
227
Altria Group
MO
$114B
$52.6M 0.08%
796,225
+85,177
+12% +$5.4M
ES icon
228
Eversource Energy
ES
$27.2B
$52.5M 0.08%
737,544
+345,450
+88% +$22.6M
RTX icon
229
RTX Corp
RTX
$301B
$52.3M 0.08%
312,351
-12,679
-4% -$1.97M
TMUS icon
230
T-Mobile US
TMUS
$190B
$52.1M 0.08%
217,649
-27,010
-11% -$6.54M
CMCSA icon
231
Comcast
CMCSA
$90B
$52.1M 0.08%
1,657,898
+85,269
+5% +$2.86M
SWKS icon
232
Skyworks Solutions
SWKS
$10.6B
$51.7M 0.07%
671,970
+142,600
+27% +$10.6M
ALNY icon
233
Alnylam Pharmaceuticals
ALNY
$29.3B
$51.6M 0.07%
113,074
+16,706
+17% +$6.8M
BMRN icon
234
BioMarin Pharmaceuticals
BMRN
$12.4B
$50.7M 0.07%
935,466
+293,748
+46% +$16.8M
UNH icon
235
UnitedHealth
UNH
$370B
$50.5M 0.07%
146,195
-56,000
-28% -$16.9M
EME icon
236
Emcor
EME
$36B
$50.1M 0.07%
77,079
-33,283
-30% -$20.2M
PLD icon
237
Prologis
PLD
$133B
$49M 0.07%
427,620
+3,501
+0.8% +$385K
CCI icon
238
Crown Castle
CCI
$32.2B
$48.9M 0.07%
507,296
+113,015
+29% +$11.4M
BWA icon
239
BorgWarner
BWA
$13.9B
$48.9M 0.07%
1,112,981
+233,128
+26% +$9.32M
WPC icon
240
W.P. Carey
WPC
$16.4B
$48.1M 0.07%
712,132
-112,602
-14% -$7.37M
FSLR icon
241
First Solar
FSLR
$26.9B
$48M 0.07%
217,607
+76,104
+54% +$14.6M
KMB icon
242
Kimberly-Clark
KMB
$36.5B
$46.9M 0.07%
376,959
+60,805
+19% +$7.86M
GD icon
243
General Dynamics
GD
$106B
$46.1M 0.07%
135,232
+56,119
+71% +$17.7M
DOX icon
244
Amdocs
DOX
$6.22B
$45.4M 0.07%
553,738
+32,494
+6% +$2.82M
MSTR icon
245
Strategy Inc
MSTR
$38.4B
$45.2M 0.07%
140,248
+14,598
+12% +$5.42M
SKM icon
246
SK Telecom
SKM
$13.2B
$45.1M 0.07%
2,088,341
-360,625
-15% -$7.99M
DT icon
247
Dynatrace
DT
$14.2B
$44.1M 0.06%
909,620
+11,103
+1% +$562K
RPRX icon
248
Royalty Pharma
RPRX
$25.3B
$44.1M 0.06%
1,248,619
+474,459
+61% +$17.2M
SFM icon
249
Sprouts Farmers Market
SFM
$8.01B
$44M 0.06%
404,688
+157,123
+63% +$22.9M
MNST icon
250
Monster Beverage
MNST
$88.5B
$43.3M 0.06%
642,874
+198,090
+45% +$12.4M
8 9
10
11 12

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Robeco Institutional Asset Management's Q3 2025 Portfolio in Review

As of Q3 2025, Robeco Institutional Asset Management held 905 positions worth $69B, up 12% from $61.8B the previous quarter. Its ten largest holdings account for 32% of the portfolio.

Robeco Institutional Asset Management deployed $2.97B of net new capital in Q3 2025, opening 45 new positions and adding to 374 existing holdings. Its largest new stake was Waystar Holding Corp: 231,237 shares worth $8.77M.

By sector, the portfolio is most concentrated in Technology at 36% of assets, up from 34% a quarter earlier, followed by Financials and Communication Services.

On the sell side, the largest reduction was Home Depot, an estimated $203M trimmed.

  • Robeco Institutional Asset Management's largest Q3 2025 buy was Waystar Holding Corp: 231,237 shares worth $8.77M.
  • Robeco Institutional Asset Management added most to Microsoft in Q3 2025, an estimated $378M increase.
  • Robeco Institutional Asset Management's biggest Q3 2025 reduction was Home Depot, cutting an estimated $203M.
  • Robeco Institutional Asset Management fully exited Allison Transmission in Q3 2025, selling an estimated $27.1M.
  • Robeco Institutional Asset Management's ten largest holdings make up 32% of its $69B portfolio in Q3 2025.
  • Robeco Institutional Asset Management opened 45 new positions and closed 48 in Q3 2025.
  • Robeco Institutional Asset Management's portfolio value rose 12% quarter-over-quarter to $69B.

Based on Robeco Institutional Asset Management's 13F filing for Q3 2025, filed 22 Oct 2025.