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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 | |
|---|---|---|---|---|---|---|
301
Axos Financial
AX
$5.89B
| $35.2M | 0.04% |
413,152
+63,879
| +18% | +$5.82M |
|
|
PPLI
302
People Inc
PPLI
$3.41B
| $35M | 0.04% |
873,339
+128,770
| +17% | +$4.88M |
|
|
TPC
303
Tutor Perini Cor
TPC
$4.52B
| $34.8M | 0.04% |
450,788
-53,331
| -11% | -$4.08M |
|
304
Avnet
AVT
$7.37B
| $34.6M | 0.04% |
561,098
-156,184
| -22% | -$9.29M |
|
305
Upwork
UPWK
$1.2B
| $34.6M | 0.04% |
3,153,937
+221,102
| +8% | +$3.48M |
|
306
Fidelity National Information Services
FIS
$22.1B
| $34.2M | 0.04% |
730,155
-28,891
| -4% | -$1.55M |
|
307
First Bancorp
FBNC
$2.69B
| $33.4M | 0.04% |
+593,325
| New | +$33.8M |
|
308
Robert Half
RHI
$4.1B
| $33.4M | 0.03% |
1,313,443
+616,218
| +88% | +$16.3M |
|
309
Scorpio Tankers
STNG
$3.75B
| $33.3M | 0.03% |
445,904
+370,469
| +491% | +$24.8M |
|
310
Broadstone Net Lease
BNL
$4.07B
| $33.2M | 0.03% |
1,817,800
-317,125
| -15% | -$5.97M |
|
311
Match Group
MTCH
$8.79B
| $33M | 0.03% |
1,073,759
-44,562
| -4% | -$1.39M |
|
312
CareDx
CDNA
$2.42B
| $32.7M | 0.03% |
1,883,534
+981,605
| +109% | +$18.6M |
|
313
Belden
BDC
$5.03B
| $32.7M | 0.03% |
284,650
+63,216
| +29% | +$7.96M |
|
314
Photronics
PLAB
$1.9B
| $31.8M | 0.03% |
785,239
-24,125
| -3% | -$873K |
|
315
PennyMac Financial
PFSI
$3.93B
| $31.8M | 0.03% |
362,101
+38,277
| +12% | +$4.12M |
|
316
Axcelis
ACLS
$4.25B
| $31.8M | 0.03% |
340,275
-82,160
| -19% | -$7.28M |
|
317
First Advantage
FA
$3.47B
| $31.5M | 0.03% |
2,697,701
+107,672
| +4% | +$1.32M |
|
318
Haemonetics
HAE
$3.85B
| $31.4M | 0.03% |
556,679
+234,012
| +73% | +$15.2M |
|
319
Ryanair
RYAAY
$31.9B
| $31.4M | 0.03% |
543,305
+124,703
| +30% | +$8.23M |
|
320
HNI Corp
HNI
$3.48B
| $31M | 0.03% |
930,966
+80,307
| +9% | +$3.56M |
|
321
Silicon Motion
SIMO
$8.54B
| $30.6M | 0.03% |
272,797
-111,004
| -29% | -$13.5M |
|
322
KBR
KBR
$4.61B
| $30.5M | 0.03% |
824,160
-1,006,200
| -55% | -$41.3M |
|
323
Oceaneering
OII
$4.85B
| $30.3M | 0.03% |
+854,941
| New | +$27.7M |
|
324
Cirrus Logic
CRUS
$6.6B
| $30.1M | 0.03% |
207,611
-14,636
| -7% | -$1.97M |
|
325
Columbia Banking Systems
COLB
$8.97B
| $30M | 0.03% |
1,092,044
-78,389
| -7% | -$2.27M |
|
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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.