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Boston Partners Portfolio holdings
AUM
$113B
1-Year Est. Return
38.87%
This Fund
S&P 500
This Quarter
Est. Return
+4.08%
1 Year Est. Return
+38.87%
3 Year Est. Return
+108.29%
5 Year Est. Return
+142.95%
10 Year Est. Return
+500.61%
AUM
$95.5B
AUM Growth
-$1.12B
(-1.2%)
Cap. Flow
-$1.59B
Cap. Flow
% of AUM
-1.66%
Top 10 Holdings %
Top 10 Hldgs %
13.57%
Holding
857
New
106
Increased
293
Reduced
358
Closed
90
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
Booking.com
BKNG
|
+$836M |
| 2 |
Marvell Technology
MRVL
|
+$518M |
| 3 |
Visa
V
|
+$461M |
| 4 |
NVIDIA
NVDA
|
+$307M |
| 5 |
McCormick & Company Non-Voting
MKC
|
+$281M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
UnitedHealth
UNH
|
+$483M |
| 2 |
Medtronic
MDT
|
+$451M |
| 3 |
AutoZone
AZO
|
+$361M |
| 4 |
Carlyle Group
CG
|
+$327M |
| 5 |
Keysight
KEYS
|
+$306M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Financials | 19.21% |
| 2 | Technology | 16.01% |
| 3 | Industrials | 14.55% |
| 4 | Healthcare | 11.39% |
| 5 | Consumer Discretionary | 9.15% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
|
Q
201
Qnity Electronics Inc
Q
$29.7B
| $117M | 0.12% |
1,015,675
-344,632
| -25% | -$36.6M |
|
202
Cognizant
CTSH
$25.3B
| $117M | 0.12% |
1,905,011
-100,264
| -5% | -$7.17M |
|
203
SS&C Technologies
SSNC
$19B
| $116M | 0.12% |
1,722,525
-2,563,144
| -60% | -$197M |
|
204
Darden Restaurants
DRI
$23.4B
| $116M | 0.12% |
593,089
-24,706
| -4% | -$5.08M |
|
205
Ares Management
ARES
$32.2B
| $112M | 0.12% |
+1,027,190
| New | +$136M |
|
206
Carlisle Companies
CSL
$15.3B
| $112M | 0.12% |
+334,261
| New | +$122M |
|
207
Copart
CPRT
$27.2B
| $106M | 0.11% |
+3,204,135
| New | +$120M |
|
208
Citigroup
C
$230B
| $105M | 0.11% |
928,913
-513,671
| -36% | -$58.5M |
|
209
Huron Consulting
HURN
$2.43B
| $102M | 0.11% |
800,025
-36,023
| -4% | -$5.42M |
|
210
Churchill Downs
CHDN
$5.95B
| $102M | 0.11% |
1,137,332
-98,321
| -8% | -$9.34M |
|
211
TD Synnex
SNX
$21.1B
| $100M | 0.11% |
593,874
-36,522
| -6% | -$5.75M |
|
212
Coca-Cola Femsa
KOF
$22.8B
| $98.9M | 0.1% |
1,013,914
-667,762
| -40% | -$69.1M |
|
213
M&T Bank
MTB
$36.7B
| $96.9M | 0.1% |
468,515
+29,995
| +7% | +$6.46M |
|
214
Cal-Maine
CALM
$3.98B
| $96.1M | 0.1% |
+1,214,077
| New | +$99.7M |
|
215
Louisiana-Pacific
LPX
$5.37B
| $95.8M | 0.1% |
1,317,315
+185,969
| +16% | +$15.7M |
|
216
Lam Research
LRCX
$398B
| $95.7M | 0.1% |
447,670
-28,605
| -6% | -$6.4M |
|
217
FirstCash
FCFS
$9.32B
| $93M | 0.1% |
489,816
-109,912
| -18% | -$19.9M |
|
218
Icon
ICLR
$12.1B
| $92.4M | 0.1% |
835,139
-423,764
| -34% | -$57.9M |
|
|
UCTT
219
Ultra Clean Holdings
UCTT
$3.79B
| $91.4M | 0.1% |
+1,468,878
| New | +$75.3M |
|
220
Sensata Technologies
ST
$7.08B
| $90.8M | 0.1% |
2,583,036
-139,935
| -5% | -$4.95M |
|
221
EnerSys
ENS
$7.06B
| $89M | 0.09% |
511,126
-123,111
| -19% | -$20.9M |
|
222
VICI Properties
VICI
$29.3B
| $85.7M | 0.09% |
3,136,758
-1,285,842
| -29% | -$36.8M |
|
223
KLA
KLAC
$255B
| $83.3M | 0.09% |
565,770
-23,220
| -4% | -$3.4M |
|
224
Teradata
TDC
$3.24B
| $82.5M | 0.09% |
3,217,662
+1,326,800
| +70% | +$38.7M |
|
225
Flowserve
FLS
$10.2B
| $82.4M | 0.09% |
1,121,480
+75,404
| +7% | +$5.97M |
|
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Boston Partners's Q1 2026 Portfolio in Review
As of Q1 2026, Boston Partners held 857 positions worth $95.5B, down 1.2% from $96.6B the previous quarter. Its ten largest holdings account for 14% of the portfolio.
Boston Partners's Q1 2026 filing shows 106 new, 293 increased, 358 reduced and 90 closed positions. Its largest new stake was Marvell Technology: 6,165,682 shares worth $613M. The largest sale was UnitedHealth, an estimated $483M.
By sector, the portfolio is most concentrated in Financials at 19% of assets, down from 21% a quarter earlier, followed by Technology and Industrials.
- Boston Partners's largest Q1 2026 buy was Marvell Technology: 6,165,682 shares worth $613M.
- Boston Partners added most to Booking.com in Q1 2026, an estimated $836M increase.
- Boston Partners's biggest Q1 2026 reduction was UnitedHealth, cutting an estimated $483M.
- Boston Partners fully exited Carlyle Group in Q1 2026, selling an estimated $327M.
- Boston Partners's ten largest holdings make up 14% of its $95.5B portfolio in Q1 2026.
- Boston Partners opened 106 new positions and closed 90 in Q1 2026.
- Boston Partners's portfolio value fell 1.2% quarter-over-quarter to $95.5B.
Based on Boston Partners's 13F filing for Q1 2026, filed 11 May 2026.