OSTRUM ASSET MANAGEMENT
Long book
$1.78B
Q1 2026
Positions
562
Top-10 weight
34%
concentration
Last quarter
+17.1%
SPY +14.8%
Turnover
7%
of book per quarter
Strategy in plain words
auto-generated from filingsOSTRUM ASSET MANAGEMENT is an institutional manager, running a $1.78B US long book across 562 positions.
The portfolio is moderately concentrated (top 10 ≈ 34% of the book). The book barely moves quarter to quarter — a patient, low-turnover holder. Current anchor positions: NVIDIA CORP, ALPHABET INC-CL A, APPLE INC, APPLIED MATERIALS INC, ELI LILLY & CO.
Over the last 9 quarters its long book ran on average 0.5pp per quarter behind the S&P 500, beating the index in 4 of 9 quarters. Signal value of individual moves is limited — treat changes as weak evidence.
Implied long-book return vs S&P 500
methodology: positions priced quarterly, no shorts/options Fund long book S&P 500
Q1 2024
+0.6%
Q2 2024
+7.7%
Q3 2024
-1.0%
Q4 2024
-0.3%
Q1 2025
+8.9%
Q2 2025
+6.1%
Q3 2025
+1.2%
Q4 2025
-4.0%
Q1 2026
+17.1%
Sector allocation
Technology 35%
Industrials 16%
Financials 12%
Healthcare 10%
Consumer discretionary 9%
Services media 6%
Utilities 2%
Consumer staples 2%
Long book by quarter
What does OSTRUM ASSET own?
Q1 2026 13F| Company | Sector | Shares | Value | % of book | Change |
|---|---|---|---|---|---|
| NVDA NVIDIA CORP | Technology | 646.4K | $112.7M | 6.3% | +12.3% |
| GOOGL ALPHABET INC-CL A | Technology | 256.4K | $73.7M | 4.1% | -16.5% |
| AAPL APPLE INC | Technology | 288.5K | $73.2M | 4.1% | +11.4% |
| AMAT APPLIED MATERIALS INC | Technology | 212.5K | $72.6M | 4.1% | +12.0% |
| LLY ELI LILLY & CO | Healthcare | 74.1K | $68.1M | 3.8% | +9.0% |
| AMZN AMAZON.COM INC | Consumer discretionary | 264.9K | $55.2M | 3.1% | -32.8% |
| CMI CUMMINS INC | Industrials | 70.1K | $37.7M | 2.1% | +1909.6% |
| JPM JPMORGAN CHASE & CO | Financials | 126.4K | $37.2M | 2.1% | -17.5% |
| GE GENERAL ELECTRIC | Industrials | 130.3K | $37.0M | 2.1% | +25.9% |
| V VISA INC-CLASS A SHARES | Services media | 120.5K | $36.4M | 2.0% | +195.1% |
| ETN EATON CORP PLC | Industrials | 98.7K | $35.3M | 2.0% | +5.2% |
| SCHW SCHWAB (CHARLES) CORP | Financials | 356.5K | $33.5M | 1.9% | +1118.1% |
| SHOP SHOPIFY INC - CLASS A | Technology | 255.7K | $30.3M | 1.7% | New |
| HON HONEYWELL INTERNATIONAL INC | Industrials | 130.3K | $29.4M | 1.7% | +2930.9% |
| ROST ROSS STORES INC | Consumer discretionary | 135.1K | $29.3M | 1.6% | +2257.7% |
| MSFT MICROSOFT CORP | Technology | 77.2K | $28.6M | 1.6% | -61.5% |
| NUE NUCOR CORP | Industrials | 168.4K | $28.5M | 1.6% | +28.0% |
| ILMN ILLUMINA INC | Healthcare | 230.3K | $28.4M | 1.6% | +16254.4% |
| VMC VULCAN MATERIALS CO | Materials | 102.2K | $27.8M | 1.6% | +0.6% |
| META META PLATFORMS INC-CLASS A | Technology | 47.8K | $27.3M | 1.5% | -40.5% |
| BRK/B BERKSHIRE HATHAWAY INC-CL B | Financials | 56.3K | $27.0M | 1.5% | -23.1% |
| SNPS SYNOPSYS INC | Technology | 66.2K | $26.3M | 1.5% | +39.1% |
| LECO LINCOLN ELECTRIC HOLDINGS | Industrials | 104.2K | $26.0M | 1.5% | +1564.7% |
| URI UNITED RENTALS INC | Services media | 35.2K | $25.6M | 1.4% | -30.4% |
| MPWR MONOLITHIC POWER SYSTEMS INC | Technology | 20.8K | $22.7M | 1.3% | -55.7% |
| ICE INTERCONTINENTAL EXCHANGE IN | Financials | 141.4K | $22.2M | 1.2% | -23.4% |
| JNJ JOHNSON & JOHNSON | Healthcare | 55.3K | $13.5M | 0.8% | -22.8% |
| GOOG ALPHABET INC-CL C | Technology | 45.1K | $12.9M | 0.7% | -30.6% |
| AVGO BROADCOM INC | Technology | 41.7K | $12.9M | 0.7% | -83.7% |
| KOS KOSMOS ENERGY LTD | Energy | 4.0M | $11.1M | 0.6% | Held |
| MCD MCDONALD'S CORP | Consumer discretionary | 31.1K | $9.7M | 0.5% | +55.2% |
| CCEP COCA-COLA EUROPACIFIC PARTNE | Consumer staples | 93.6K | $8.5M | 0.5% | -4.3% |
| KO COCA-COLA CO/THE | Consumer staples | 110.7K | $8.4M | 0.5% | -18.4% |
| WM WASTE MANAGEMENT INC | Utilities | 33.7K | $7.7M | 0.4% | +17.5% |
| CSCO CISCO SYSTEMS INC | Technology | 94.0K | $7.3M | 0.4% | +26.1% |
| PG PROCTER & GAMBLE CO/THE | Other | 50.1K | $7.2M | 0.4% | -19.7% |
| CBOE CBOE GLOBAL MARKETS INC | Financials | 25.0K | $7.0M | 0.4% | -1.8% |
| ABBV ABBVIE INC | Healthcare | 30.0K | $6.5M | 0.4% | +23.6% |
| COR CENCORA INC | Consumer discretionary | 19.4K | $6.1M | 0.3% | -10.0% |
| TSLA TESLA INC | Industrials | 16.1K | $6.0M | 0.3% | -17.3% |
| CME CME GROUP INC | Financials | 20.3K | $6.0M | 0.3% | -18.7% |
| AME AMETEK INC | Technology | 27.9K | $6.0M | 0.3% | +33.0% |
| MCK MCKESSON CORP | Consumer discretionary | 6.9K | $5.9M | 0.3% | -33.6% |
| EXC EXELON CORP | Utilities | 120.5K | $5.9M | 0.3% | +93.1% |
| XOM EXXON MOBIL CORP | Energy | 34.5K | $5.9M | 0.3% | +4.5% |
| MDLZ MONDELEZ INTERNATIONAL INC-A | Consumer staples | 95.0K | $5.5M | 0.3% | +57.6% |
| HUBB HUBBELL INC | Technology | 10.9K | $5.4M | 0.3% | +23.0% |
| MDT MEDTRONIC PLC | Healthcare | 58.5K | $5.1M | 0.3% | +71.0% |
| GIS GENERAL MILLS INC | Consumer staples | 135.2K | $5.0M | 0.3% | +67.0% |
| RPRX ROYALTY PHARMA PLC- CL A | Healthcare | 101.8K | $4.9M | 0.3% | +31.7% |
13F filing history
| Period | Form | Filed | Entries | Reported value | Flags | Source |
|---|---|---|---|---|---|---|
| Q1 2026 | 13F-HR | May 14, 2026 | 562 | $1.78B | canonical | SEC ↗ |
| Q4 2025 | 13F-HR | Feb 13, 2026 | 572 | $2.08B | canonical | SEC ↗ |
| Q3 2025 | 13F-HR | Nov 14, 2025 | 570 | $2.23B | canonical | SEC ↗ |
| Q2 2025 | 13F-HR | Aug 13, 2025 | 571 | $2.13B | canonical | SEC ↗ |
| Q1 2025 | 13F-HR | May 14, 2025 | 642 | $1.90B | canonical | SEC ↗ |
| Q4 2024 | 13F-HR | Feb 13, 2025 | 627 | $1.15B | canonical | SEC ↗ |
| Q3 2024 | 13F-HR | Nov 13, 2024 | 635 | $1.21B | canonical | SEC ↗ |
| Q2 2024 | 13F-HR | Aug 13, 2024 | 644 | $1.15B | canonical | SEC ↗ |
| Q1 2024 | 13F-HR | May 13, 2024 | 654 | $1.27B | canonical | SEC ↗ |
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