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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
+19.19%
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
$113B
AUM Growth
+$17.1B
Cap. Flow
+$4.49B
Cap. Flow %
3.99%
Top 10 Hldgs %
15.54%
Holding
864
New
97
Increased
407
Reduced
285
Closed
63
Avg Time Held
12.8 quarters
Top 10 Avg Time Held
4.9 quarters
Top 20 Avg Time Held
4.7 quarters

Top Buys

Rank Stock Value
1
AMZN icon
Amazon
AMZN
+$1.86B
2
SO icon
Southern Company
SO
+$577M
3
TPR icon
Tapestry
TPR
+$509M
4
NVDA icon
NVIDIA
NVDA
+$473M
5
CRH icon
CRH
CRH
+$430M

Top Sells

Rank Stock Value
1
MU icon
Micron Technology
MU
+$1.2B
2
MRVL icon
Marvell Technology
MRVL
+$885M
3
KEYS icon
Keysight
KEYS
+$847M
4
BKNG icon
Booking.com
BKNG
+$564M
5
FLEX icon
Flex
FLEX
+$531M

Sector Composition

Rank Sector Weight
1 Financials 19.29%
2 Technology 17.47%
3 Industrials 14.15%
4 Healthcare 11.96%
5 Consumer Discretionary 10.18%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow Held Since
NESR icon
251
National Energy Services Reunited Corp
NESR
$2.3B
$64M 0.06%
2,140,325
-72,994
-3% -$1.81M
2025 Q1
5 quarters
ONTO icon
252
Onto Innovation
ONTO
$14.5B
$63.7M 0.06%
168,339
-13,254
-7% -$3.75M
2025 Q4
2 quarters
ZBH icon
253
Zimmer Biomet
ZBH
$17B
$61.1M 0.05%
709,202
+140,193
+25% +$12.3M
2014 Q1
49 quarters
RXO icon
254
RXO
RXO
$4.8B
$60.9M 0.05%
2,207,594
-289,422
-12% -$6.39M
2026 Q1
1 quarter
DCI icon
255
Donaldson
DCI
$10.1B
$60.3M 0.05%
+671,952
New +$57.8M
2026 Q2
0 quarters
FA icon
256
First Advantage
FA
$3.27B
$59.5M 0.05%
3,230,897
+533,196
+20% +$7.72M
2023 Q2
12 quarters
DD icon
257
DuPont de Nemours
DD
$17.6B
$58.8M 0.05%
433,365
-4,236
-1% -$601K
2015 Q4
42 quarters
PTCT icon
258
PTC Therapeutics
PTCT
$5.4B
$58.6M 0.05%
718,574
+71,092
+11% +$5.13M
2025 Q3
3 quarters
CARG icon
259
CarGurus
CARG
$2.57B
$58.1M 0.05%
1,705,214
+51,713
+3% +$1.68M
2024 Q2
8 quarters
HWC icon
260
Hancock Whitney
HWC
$5.81B
$58.1M 0.05%
775,832
+32,183
+4% +$2.2M
2022 Q3
15 quarters
AGM icon
261
Federal Agricultural Mortgage
AGM
$2.21B
$57.9M 0.05%
290,603
+12,725
+5% +$2.23M
2013 Q2
52 quarters
MATX icon
262
Matsons
MATX
$6.75B
$57.9M 0.05%
297,305
+6,238
+2% +$1.14M
2024 Q3
7 quarters
HAL icon
263
Halliburton
HAL
$27.1B
$57.6M 0.05%
1,696,859
+37,167
+2% +$1.45M
2020 Q1
25 quarters
ROP icon
264
Roper Technologies
ROP
$36B
$57.4M 0.05%
169,480
+106,510
+169% +$36.3M
2025 Q4
2 quarters
NOMD icon
265
Nomad Foods
NOMD
$1.55B
$57.4M 0.05%
5,238,286
+229,180
+5% +$2.28M
2016 Q2
40 quarters
ACLS icon
266
Axcelis
ACLS
$4.16B
$55.7M 0.05%
303,929
-36,346
-11% -$5.39M
2024 Q1
9 quarters
CDNA icon
267
CareDx
CDNA
$3.29B
$55.2M 0.05%
1,937,601
+54,067
+3% +$1.18M
2024 Q2
8 quarters
LOPE icon
268
Grand Canyon Education
LOPE
$4.17B
$55.2M 0.05%
383,420
+12,005
+3% +$1.91M
2024 Q2
8 quarters
LNTH icon
269
Lantheus
LNTH
$6.54B
$55.1M 0.05%
500,622
+29,964
+6% +$2.79M
2026 Q1
1 quarter
KLAC icon
270
KLA
KLAC
$255B
$54.6M 0.05%
181,410
-384,360
-68% -$76.3M
2016 Q3
39 quarters
EXTR icon
271
Extreme Networks
EXTR
$3.2B
$54.3M 0.05%
+1,673,962
New +$40.4M
2026 Q2
0 quarters
AMN icon
272
AMN Healthcare
AMN
$1.41B
$54.2M 0.05%
1,674,561
-463,827
-22% -$12M
2022 Q3
15 quarters
PG icon
273
Procter & Gamble
PG
$351B
$53.3M 0.05%
363,456
+10,388
+3% +$1.51M
2023 Q1
13 quarters
ELV icon
274
Elevance Health
ELV
$89.5B
$53.2M 0.05%
137,407
-4,648
-3% -$1.72M
2013 Q2
52 quarters
LFUS icon
275
Littelfuse
LFUS
$10.8B
$52.7M 0.05%
115,663
-52,433
-31% -$22.7M
2025 Q4
2 quarters
9 10
11
12 13

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Boston Partners's Q2 2026 Portfolio in Review

As of Q2 2026, Boston Partners held 864 positions worth $113B, up 18% from $95.5B the previous quarter. Its ten largest holdings account for 16% of the portfolio.

Boston Partners deployed $4.49B of net new capital in Q2 2026, opening 97 new positions and adding to 407 existing holdings. Its largest new stake was Tapestry: 3,551,183 shares worth $518M.

By sector, the portfolio is most concentrated in Financials at 19% of assets, up from 19% a quarter earlier, followed by Technology and Industrials.

On the sell side, the largest reduction was Micron Technology, an estimated $1.2B trimmed.

  • Boston Partners's largest Q2 2026 buy was Tapestry: 3,551,183 shares worth $518M.
  • Boston Partners added most to Amazon in Q2 2026, an estimated $1.86B increase.
  • Boston Partners's biggest Q2 2026 reduction was Micron Technology, cutting an estimated $1.2B.
  • Boston Partners fully exited Copart in Q2 2026, selling an estimated $106M.
  • Boston Partners's ten largest holdings make up 16% of its $113B portfolio in Q2 2026.
  • Boston Partners opened 97 new positions and closed 63 in Q2 2026.
  • Boston Partners's portfolio value rose 18% quarter-over-quarter to $113B.

Based on Boston Partners's 13F filing for Q2 2026, filed 4 Aug 2026.