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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 | |
|---|---|---|---|---|---|---|
376
Credicorp
BAP
$31.4B
| $19.4M | 0.02% |
57,251
| – | – |
|
377
First Mid Bancshares
FMBH
$1.39B
| $19.1M | 0.02% |
463,053
+374,544
| +423% | +$15.5M |
|
378
A10 Networks
ATEN
$2.22B
| $19M | 0.02% |
815,790
-24,350
| -3% | -$476K |
|
|
HTBK
379
DELISTED
Heritage Commerce
HTBK
| $18.9M | 0.02% |
1,507,562
-59,870
| -4% | -$760K |
|
380
Century Aluminum
CENX
$4.64B
| $18.2M | 0.02% |
309,896
-290,341
| -48% | -$14.6M |
|
381
Aveanna Healthcare
AVAH
$2.03B
| $18.2M | 0.02% |
2,824,074
+2,494,149
| +756% | +$19.3M |
|
382
Heritage Financial
HFWA
$1.23B
| $18M | 0.02% |
+690,319
| New | +$17.9M |
|
383
SLM Corp
SLM
$5.16B
| $17.9M | 0.02% |
836,366
+245,301
| +42% | +$5.8M |
|
384
FTI Consulting
FCN
$4.23B
| $17.9M | 0.02% |
+100,493
| New | +$17.1M |
|
385
Omnicell
OMCL
$1.69B
| $17.8M | 0.02% |
531,305
+83,763
| +19% | +$3.51M |
|
386
Asbury Automotive
ABG
$3.94B
| $17.8M | 0.02% |
+91,149
| New | +$20.2M |
|
387
Hamilton Insurance Group
HG
$3.5B
| $17.6M | 0.02% |
589,455
+479,534
| +436% | +$13.8M |
|
388
Dime Commercial Bancshares
DCOM
$1.83B
| $17.5M | 0.02% |
517,037
+500,465
| +3,020% | +$16.4M |
|
389
Peapack-Gladstone Financial
PGC
$822M
| $17.5M | 0.02% |
496,272
+482,797
| +3,583% | +$15.7M |
|
390
Hudbay
HBM
$11.5B
| $17.3M | 0.02% |
595,447
| – | – |
|
391
Red River Bancshares
RRBI
$665M
| $17.3M | 0.02% |
191,241
+133,605
| +232% | +$11.3M |
|
|
BWIN
392
Baldwin Insurance Group
BWIN
$2.79B
| $17M | 0.02% |
772,703
+724,627
| +1,507% | +$15.7M |
|
|
PMT
393
PennyMac Mortgage Investment
PMT
$824M
| $16.8M | 0.02% |
1,435,182
+260,250
| +22% | +$3.21M |
|
394
Twilio
TWLO
$29.3B
| $15.5M | 0.02% |
122,827
-24,911
| -17% | -$3.06M |
|
395
Center Bancorp
CNOB
$1.68B
| $15.2M | 0.02% |
567,747
+422,973
| +292% | +$11.4M |
|
396
Cousins Properties
CUZ
$5.06B
| $15.1M | 0.02% |
671,386
-31,133
| -4% | -$755K |
|
397
CBIZ
CBZ
$2.97B
| $15.1M | 0.02% |
+561,400
| New | +$19.8M |
|
|
EFOR
398
Everforth Inc
EFOR
$1.3B
| $15.1M | 0.02% |
390,028
+332,689
| +580% | +$14.8M |
|
399
Adtran
ADTN
$641M
| $14.9M | 0.02% |
+1,181,314
| New | +$12M |
|
|
PAL
400
Proficient Auto Logistics
PAL
$196M
| $14.9M | 0.02% |
2,196,975
+43,162
| +2% | +$356K |
|
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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.