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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
RNR icon
351
RenaissanceRe
RNR
$13.2B
$21.1M 0.03%
83,065
+73,991
+815% +$17.9M
UHS icon
352
Universal Health Services
UHS
$10.5B
$21M 0.03%
102,954
-21,521
-17% -$3.87M
BLK icon
353
Blackrock
BLK
$175B
$20.9M 0.03%
17,932
-1,005
-5% -$1.12M
NTCT icon
354
NETSCOUT
NTCT
$2.83B
$20.8M 0.03%
805,350
+274,483
+52% +$6.49M
MMM icon
355
3M
MMM
$93.8B
$20.2M 0.03%
129,978
-199,111
-61% -$30.7M
AON icon
356
Aon
AON
$75.5B
$20.1M 0.03%
56,474
-701
-1% -$254K
RS icon
357
Reliance Steel & Aluminium
RS
$21.8B
$19.7M 0.03%
70,211
+36,044
+105% +$10.8M
RMD icon
358
ResMed
RMD
$31.8B
$19.7M 0.03%
71,855
-11,596
-14% -$3.17M
TRMB icon
359
Trimble
TRMB
$13.6B
$19.4M 0.03%
237,294
+131,056
+123% +$10.7M
TW icon
360
Tradeweb Markets
TW
$21.8B
$19.1M 0.03%
172,067
+21,576
+14% +$2.77M
ELV icon
361
Elevance Health
ELV
$85.9B
$18.8M 0.03%
58,260
-31,653
-35% -$9.84M
CCL icon
362
Carnival Corporation Ltd
CCL
$38.3B
$18.7M 0.03%
648,142
+325,260
+101% +$9.82M
CTAS icon
363
Cintas
CTAS
$80.8B
$18.7M 0.03%
90,893
-676,964
-88% -$145M
AKAM icon
364
Akamai
AKAM
$17B
$18.6M 0.03%
245,239
-781,936
-76% -$60.3M
RDN icon
365
Radian Group
RDN
$4.87B
$18.3M 0.03%
505,213
-1,978
-0.4% -$68.9K
MTCH icon
366
Match Group
MTCH
$8.44B
$18M 0.03%
509,786
+323,481
+174% +$11.5M
Z icon
367
Zillow
Z
$7.54B
$18M 0.03%
233,079
-56,751
-20% -$4.64M
AVB icon
368
AvalonBay Communities
AVB
$26.2B
$17.9M 0.03%
92,728
-9,627
-9% -$1.87M
EXR icon
369
Extra Space Storage
EXR
$30.9B
$17.9M 0.03%
126,972
+8,297
+7% +$1.19M
NEE icon
370
NextEra Energy
NEE
$176B
$17.5M 0.03%
231,936
-32,842
-12% -$2.4M
DOC icon
371
Healthpeak Properties
DOC
$14.5B
$17M 0.02%
886,001
+5,650
+0.6% +$101K
CARR icon
372
Carrier Global
CARR
$52.4B
$16.7M 0.02%
279,490
+223,341
+398% +$15.2M
UNM icon
373
Unum
UNM
$14.4B
$16.7M 0.02%
214,464
-114,646
-35% -$8.59M
NI icon
374
NiSource
NI
$20B
$16.7M 0.02%
385,160
-196,231
-34% -$8.12M
CART icon
375
Maplebear
CART
$11.9B
$16.5M 0.02%
449,492
-555
-0.1% -$25.6K
13 14
15
16 17

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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.