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Boston Partners

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
Cap. Flow
-$1.59B
Cap. Flow %
-1.66%
Top 10 Hldgs %
13.57%
Holding
857
New
106
Increased
293
Reduced
358
Closed
90
Avg Time Held
13 quarters
Top 10 Avg Time Held
5.1 quarters
Top 20 Avg Time Held
4.6 quarters

Top Buys

Rank Stock Value
1
BKNG icon
Booking.com
BKNG
+$836M
2
MRVL icon
Marvell Technology
MRVL
+$518M
3
V icon
Visa
V
+$461M
4
NVDA icon
NVIDIA
NVDA
+$307M
5
MKC icon
McCormick & Company Non-Voting
MKC
+$281M

Top Sells

Rank Stock Value
1
UNH icon
UnitedHealth
UNH
+$483M
2
MDT icon
Medtronic
MDT
+$451M
3
AZO icon
AutoZone
AZO
+$361M
4
CG icon
Carlyle Group
CG
+$327M
5
KEYS icon
Keysight
KEYS
+$306M

Sector Composition

Rank Sector Weight
1 Financials 19.21%
2 Technology 16.01%
3 Industrials 14.58%
4 Healthcare 11.39%
5 Consumer Discretionary 9.1%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow Held Since
JPM icon
1
JPMorgan Chase
JPM
$885B
$2.08B 2.17%
7,053,020
-178,976
-2% -$54.3M
2013 Q2
51 quarters
USFD icon
2
US Foods
USFD
$21.1B
$1.51B 1.58%
16,394,437
+190,557
+1% +$16.9M
2020 Q4
21 quarters
COR icon
3
Cencora
COR
$61.8B
$1.41B 1.48%
4,482,817
+286,281
+7% +$99.9M
2018 Q4
29 quarters
MPC icon
4
Marathon Petroleum
MPC
$128B
$1.38B 1.44%
5,649,204
-470,511
-8% -$95M
2013 Q2
51 quarters
LPLA icon
5
LPL Financial
LPLA
$26.1B
$1.24B 1.3%
4,131,498
+581,180
+16% +$195M
2018 Q4
29 quarters
FANG icon
6
Diamondback Energy
FANG
$53.8B
$1.14B 1.19%
5,766,947
+190,446
+3% +$32.4M
2013 Q2
51 quarters
AMZN icon
7
Amazon
AMZN
$2.83T
$1.14B 1.19%
5,449,163
+493,306
+10% +$109M
2024 Q4
5 quarters
KGC icon
8
Kinross Gold
KGC
$28.2B
$1.11B 1.16%
34,849,647
-3,219,011
-8% -$105M
2020 Q2
23 quarters
MCK icon
9
McKesson
MCK
$109B
$1B 1.05%
1,155,049
-74,705
-6% -$66.7M
2013 Q2
51 quarters
MCHP icon
10
Microchip Technology
MCHP
$41B
$953M 1%
14,747,536
-460,734
-3% -$33.1M
2022 Q1
16 quarters
PM icon
11
Philip Morris
PM
$314B
$953M 1%
5,780,564
-542,506
-9% -$94.3M
2018 Q1
32 quarters
MU icon
12
Micron Technology
MU
$1.16T
$951M 1%
2,802,923
-727,188
-21% -$285M
2019 Q2
27 quarters
CRH icon
13
CRH
CRH
$54.2B
$946M 0.99%
9,003,965
+253,435
+3% +$29.8M
2016 Q2
39 quarters
AMAT icon
14
Applied Materials
AMAT
$402B
$934M 0.98%
2,728,418
-45,905
-2% -$15.4M
2020 Q1
24 quarters
FE icon
15
FirstEnergy
FE
$26B
$893M 0.94%
17,612,110
-173,826
-1% -$8.43M
2022 Q3
14 quarters
COP icon
16
ConocoPhillips
COP
$161B
$893M 0.94%
6,766,816
+162,548
+2% +$18M
2016 Q3
38 quarters
META icon
17
Meta Platforms (Facebook)
META
$1.83T
$856M 0.9%
1,495,356
+382,217
+34% +$245M
2025 Q4
1 quarter
FLEX icon
18
Flex
FLEX
$44.3B
$852M 0.89%
12,993,140
+889,183
+7% +$56.9M
2013 Q2
51 quarters
WFC icon
19
Wells Fargo
WFC
$253B
$835M 0.87%
10,481,896
+875,681
+9% +$75.2M
2013 Q2
51 quarters
DIS icon
20
Walt Disney
DIS
$187B
$816M 0.85%
8,462,668
+377,946
+5% +$39.9M
2024 Q4
5 quarters
KEYS icon
21
Keysight
KEYS
$65.2B
$794M 0.83%
2,809,554
-1,220,056
-30% -$306M
2024 Q1
8 quarters
DGX icon
22
Quest Diagnostics
DGX
$25.5B
$787M 0.82%
4,012,232
+98,906
+3% +$19.2M
2025 Q1
4 quarters
HBAN icon
23
Huntington Bancshares
HBAN
$31B
$785M 0.82%
50,150,636
-8,720,772
-15% -$149M
2013 Q2
51 quarters
LHX icon
24
L3Harris
LHX
$44.1B
$783M 0.82%
2,265,202
-136,669
-6% -$47.8M
2013 Q2
51 quarters
ODFL icon
25
Old Dominion Freight Line
ODFL
$37.7B
$780M 0.82%
3,991,336
-131,360
-3% -$24.5M
2025 Q3
2 quarters
1
2 3 4 5

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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.