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OAM
Ostrum Asset Management Portfolio holdings
AUM
$1.78B
1-Year Est. Return
27.8%
This Fund
S&P 500
This Quarter
Est. Return
+0.19%
1 Year Est. Return
+27.8%
3 Year Est. Return
+75.23%
5 Year Est. Return
–
10 Year Est. Return
–
AUM
$1.78B
AUM Growth
-$303M
(-15%)
Cap. Flow
-$230M
Cap. Flow
% of AUM
-12.92%
Top 10 Holdings %
Top 10 Hldgs %
33.91%
Holding
586
New
14
Increased
281
Reduced
265
Closed
24
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
Cummins
CMI
|
+$37.7M |
| 2 |
Shopify
SHOP
|
+$33.6M |
| 3 |
SCHW
Charles Schwab
SCHW
|
+$32.1M |
| 4 |
Illumina
ILMN
|
+$30M |
| 5 |
Honeywell
HON
|
+$28.8M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Broadcom
AVGO
|
+$70.5M |
| 2 |
Microsoft
MSFT
|
+$51.6M |
| 3 |
O'Reilly Automotive
ORLY
|
+$31.6M |
| 4 |
Monolithic Power Systems
MPWR
|
+$28.5M |
| 5 |
Amazon
AMZN
|
+$28.5M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 27.21% |
| 2 | Industrials | 16.02% |
| 3 | Financials | 13.73% |
| 4 | Healthcare | 10.82% |
| 5 | Consumer Discretionary | 8.76% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
176
Automatic Data Processing
ADP
$102B
| $1.47M | 0.08% |
7,224
-6,149
| -46% | -$1.41M |
|
177
VeriSign
VRSN
$25.3B
| $1.46M | 0.08% |
5,872
-5,866
| -50% | -$1.4M |
|
|
NBIS
178
Nebius Group N.V.
NBIS
$45.1B
| $1.44M | 0.08% |
+13,926
| New | +$1.39M |
|
179
Masco
MAS
$15.9B
| $1.44M | 0.08% |
23,879
+3,130
| +15% | +$212K |
|
180
VICI Properties
VICI
$29.6B
| $1.43M | 0.08% |
52,343
-40,538
| -44% | -$1.16M |
|
181
Arch Capital
ACGL
$35.4B
| $1.4M | 0.08% |
14,593
-3,914
| -21% | -$375K |
|
182
Microchip Technology
MCHP
$44B
| $1.39M | 0.08% |
21,553
+20,478
| +1,905% | +$1.47M |
|
183
Boston Scientific
BSX
$65.4B
| $1.38M | 0.08% |
22,054
-973
| -4% | -$77.8K |
|
184
Ecolab
ECL
$76.8B
| $1.38M | 0.08% |
5,175
-5,357
| -51% | -$1.51M |
|
185
Amcor
AMCR
$20.3B
| $1.36M | 0.08% |
34,314
+2,557
| +8% | +$113K |
|
186
Construction Partners
ROAD
$5.91B
| $1.34M | 0.08% |
12,060
+1,810
| +18% | +$217K |
|
187
Salesforce
CRM
$140B
| $1.33M | 0.07% |
7,120
-8,869
| -55% | -$1.84M |
|
188
Newmark Group
NMRK
$2.77B
| $1.32M | 0.07% |
87,815
+13,215
| +18% | +$208K |
|
189
Caterpillar
CAT
$405B
| $1.31M | 0.07% |
1,855
-1,717
| -48% | -$1.19M |
|
190
Live Nation Entertainment
LYV
$41.9B
| $1.3M | 0.07% |
8,516
+7,617
| +847% | +$1.15M |
|
191
Oracle
ORCL
$364B
| $1.29M | 0.07% |
8,798
-17,212
| -66% | -$2.8M |
|
192
Warner Bros
WBD
$67.4B
| $1.29M | 0.07% |
46,916
+42,500
| +962% | +$1.19M |
|
193
MSCI
MSCI
$45.8B
| $1.28M | 0.07% |
2,378
+558
| +31% | +$315K |
|
194
Waters Corp
WAT
$36.2B
| $1.28M | 0.07% |
4,285
+3,826
| +834% | +$1.31M |
|
195
Crane Co
CR
$12.6B
| $1.27M | 0.07% |
7,450
+3,205
| +76% | +$615K |
|
196
Allstate
ALL
$64.3B
| $1.25M | 0.07% |
6,027
-2,553
| -30% | -$523K |
|
197
Allegion
ALLE
$11.8B
| $1.25M | 0.07% |
8,585
+979
| +13% | +$156K |
|
198
Arthur J. Gallagher & Co
AJG
$65.2B
| $1.25M | 0.07% |
5,756
-1,169
| -17% | -$270K |
|
199
Travelers Companies
TRV
$78.5B
| $1.24M | 0.07% |
4,267
-2,407
| -36% | -$705K |
|
200
Leidos
LDOS
$13.4B
| $1.24M | 0.07% |
7,943
-667
| -8% | -$120K |
|
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Ostrum Asset Management's Q1 2026 Portfolio in Review
As of Q1 2026, Ostrum Asset Management held 586 positions worth $1.78B, down 15% from $2.08B the previous quarter. Its ten largest holdings account for 34% of the portfolio.
Ostrum Asset Management withdrew a net $230M in Q1 2026, closing 24 positions and reducing 265 holdings. Its most notable exit was TopBuild, an estimated $19.4M position sold in full.
By sector, the portfolio is most concentrated in Technology at 27% of assets, down from 31% a quarter earlier, followed by Industrials and Financials.
Against the trend, Ostrum Asset Management opened a new position in Shopify worth $30.3M.
- Ostrum Asset Management's largest Q1 2026 buy was Shopify: 255,680 shares worth $30.3M.
- Ostrum Asset Management added most to Cummins in Q1 2026, an estimated $37.7M increase.
- Ostrum Asset Management's biggest Q1 2026 reduction was Broadcom, cutting an estimated $70.5M.
- Ostrum Asset Management fully exited TopBuild in Q1 2026, selling an estimated $19.4M.
- Ostrum Asset Management's ten largest holdings make up 34% of its $1.78B portfolio in Q1 2026.
- Ostrum Asset Management opened 14 new positions and closed 24 in Q1 2026.
- Ostrum Asset Management's portfolio value fell 15% quarter-over-quarter to $1.78B.
Based on Ostrum Asset Management's 13F filing for Q1 2026, filed 14 May 2026.