Ostrum Asset Management holds a diversified book of 549 reported positions worth $2.1B as of Q2 2026 (disclosed Aug 13, 2026, a ~44-day 13F lag). This quarter Fedex Freight Holding Co first appears in 13F filings (one of 2 new listings in the book), a listing rather than a purchase; they opened Carnival Corp Ltd and trimmed Applied Materials Inc. Their largest long position is Applied Materials Inc at 6% of the reported non-option book.
Top-heavy: diversified book
Share of the disclosed book in its largest positions. A higher top-5 share means a more concentrated, higher-conviction portfolio.
100% mapped to company sectors
+4 sectors below the cut, 4% together
Direct operating-company sectors from our SIC-based security master. ETF/fund and unclassified holdings stay visible separately; this is not ETF look-through exposure.
Estimated $ traded · quarter-end prices (an exit at the prior quarter-end), no cost basis
Other tracked managers holding the same core names as Ostrum Asset Management
| Manager / fund | Shared names | Their $ in those |
|---|---|---|
| Prospect Hill Management, LLC | 8 / 80 | $238.7M |
| Uhlmann Price Securities, LLC | 47 / 80 | $2.5B |
| Draper Asset Management, LLC | 9 / 80 | $174.6M |
| H&H International Investment, LLC | 8 / 80 | $16.3B |
| Hoey Investments, Inc | 57 / 80 | $645.8M |
| Howard Hughes Medical Institute | 16 / 80 | $366.9M |
| Alcosta Capital Management, Inc. | 15 / 80 | $120.5M |
| Independent Investors Inc | 24 / 80 | $417.1M |
Ranked by the share of each fund's own book sitting in the names it shares with Ostrum Asset Management: only funds sharing at least a tenth of the book qualify. Index giants, bank custody books and market makers are excluded. They hold everything, so their overlap says nothing.
Bars show each position's share of the portfolio. Click a row for its position history.
| # | Security | Value | Shares | % Port | Last move | History |
|---|---|---|---|---|---|---|
| 1 | Applied Matls Inc Common Stock | $132.5M | 183.3K | 6.4% | ▼−14% Reduced · −29K sh | |
| 2 | Nvidia Corporation Common Stock | $129.7M | 648.3K | 6.3% | ▲+0.3% Added · +2K sh | |
| 3 | Alphabet Inc Common Stock | $90.7M | 253.7K | 4.4% | ▼−1.1% Reduced · −3K sh | |
| 4 | Eli Lilly & Co Common Stock | $86.8M | 72.4K | 4.2% | ▼−2.3% Reduced · −2K sh | |
| 5 | Apple Inc Common Stock | $86.3M | 298.1K | 4.2% | ▲+3.3% Added · +10K sh | |
| 6 | Amazon Com Inc Common Stock | $63.9M | 268.1K | 3.1% | ▲+1.2% Added · +3K sh | |
| 7 | Cummins Inc Common Stock | $49.5M | 69.5K | 2.4% | ▼−0.9% Reduced · −653 sh | |
| 8 | Ge Aerospace Common Stock | $45.2M | 121.0K | 2.2% | ▼−7.2% Reduced · −9K sh | |
| 9 | Eaton Corp PLC Common Stock | $43.0M | 100.9K | 2.1% | ▲+2.2% Added · +2K sh | |
| 10 | JPMorgan Chase & Co Common Stock | $41.5M | 126.8K | 2.0% | ▲+0.3% Added · +361 sh | |
| 11 | Visa Inc Common Stock | $41.4M | 120.5K | 2.0% | ▲~0% Added · +47 sh | |
| 12 | United Rentals Inc Common Stock | $38.7M | 34.2K | 1.9% | ▼−2.9% Reduced · −1K sh | |
| 13 | Monolithic PWR Sys Inc Common Stock | $38.6M | 27.9K | 1.9% | ▲+35% Added · +7K sh | |
| 14 | Nucor Corp Common Stock | $37.5M | 168.4K | 1.8% | ▼~0% Reduced · −6 sh | |
| 15 | Schwab Charles Corp Common Stock | $34.4M | 372.3K | 1.7% | ▲+4.4% Added · +16K sh | |
| 16 | Exelon Corp Common Stock | $31.5M | 676.4K | 1.5% | ▲+461% Added · +556K sh | |
| 17 | Parker-Hannifin Corp Common Stock | $31.4M | 32.1K | 1.5% | ▲16× Added · +30K sh | |
| 18 | Vulcan Matls Co Common Stock | $30.6M | 103.9K | 1.5% | ▲+1.6% Added · +2K sh | |
| 19 | Microsoft Corp Common Stock | $30.4M | 81.4K | 1.5% | ▲+5.5% Added · +4K sh | |
| 20 | Ross Stores Inc Common Stock | $29.7M | 139.6K | 1.4% | ▲+3.3% Added · +5K sh | |
| 21 | Illumina Inc Common Stock | $29.6M | 168.6K | 1.4% | ▼−27% Reduced · −62K sh | |
| 22 | Synopsys Inc Common Stock | $28.5M | 63.8K | 1.4% | ▼−3.7% Reduced · −2K sh | |
| 23 | Meta Platforms Inc Common Stock | $27.7M | 49.1K | 1.3% | ▲+2.8% Added · +1K sh | |
| 24 | Berkshire Hathaway Inc Del Common Stock | $27.7M | 55.3K | 1.3% | ▼−1.8% Reduced · −1K sh | |
| 25 | Shopify Inc Common Stock | $24.6M | 215.7K | 1.2% | ▼−16% Reduced · −40K sh | |
| 26 | Qnity Electronics Inc Common Stock | $24.1M | 147.3K | 1.2% | ▲83× Added · +146K sh | |
| 27 | Broadcom Inc Common Stock | $16.3M | 43.1K | 0.8% | ▲+3.2% Added · +1K sh | |
| 28 | Alphabet Inc Common Stock | $15.4M | 43.7K | 0.7% | ▼−3.2% Reduced · −1K sh | |
| 29 | Johnson & Johnson Common Stock | $14.2M | 55.7K | 0.7% | ▲+0.8% Added · +475 sh | |
| 30 | Tesla Inc Common Stock | $10.5M | 25.1K | 0.5% | ▲+56% Added · +9K sh | |
| 31 | Cisco Sys Inc Common Stock | $10.5M | 89.7K | 0.5% | ▼−4.5% Reduced · −4K sh | |
| 32 | Coca-Cola Europacific Partne Common Stock | $9.9M | 98.8K | 0.5% | ▲+5.6% Added · +5K sh | |
| 33 | Advanced Micro Devices Inc Common Stock | $9.8M | 16.8K | 0.5% | ▲+2.9% Added · +467 sh | |
| 34 | Micron Technology Inc Common Stock | $9.6M | 8.3K | 0.5% | ▼−6.3% Reduced · −555 sh | |
| 35 | Coca Cola Co Common Stock | $9.3M | 114.6K | 0.4% | ▲+3.6% Added · +4K sh | |
| 36 | McDonalds Corp Common Stock | $9.0M | 33.3K | 0.4% | ▲+7.1% Added · +2K sh | |
| 37 | Kosmos Energy Ltd Common Stock | $8.5M | 4.01M | 0.4% | —Held | |
| 38 | Waste Mgmt Inc Del Common Stock | $7.9M | 35.4K | 0.4% | ▲+5.1% Added · +2K sh | |
| 39 | Palo Alto Networks Inc Common Stock | $7.7M | 22.5K | 0.4% | ▼−23% Reduced · −7K sh | |
| 40 | Abbvie Inc Common Stock | $7.6M | 30.3K | 0.4% | ▲+1.1% Added · +334 sh | |
| 41 | Ametek Inc Common Stock | $7.1M | 29.3K | 0.3% | ▲+5.0% Added · +1K sh | |
| 42 | Lam Research Corp Common Stock | $6.8M | 15.7K | 0.3% | ▼−12% Reduced · −2K sh | |
| 43 | Procter & Gamble Co Common Stock | $6.7M | 45.4K | 0.3% | ▼−9.5% Reduced · −5K sh | |
| 44 | Cencora Inc Common Stock | $6.5M | 22.9K | 0.3% | ▲+18% Added · +4K sh | |
| 45 | Hubbell Inc Common Stock | $6.5M | 12.4K | 0.3% | ▲+13% Added · +1K sh | |
| 46 | Mastercard Incorporated Common Stock | $6.3M | 12.2K | 0.3% | ▲+45% Added · +4K sh | |
| 47 | Kla Corp Common Stock | $6.0M | 19.8K | 0.3% | ▲+834% Added · +18K sh | |
| 48 | General Mills Inc Common Stock | $5.8M | 167.7K | 0.3% | ▲+24% Added · +33K sh | |
| 49 | Mondelez Intl Inc Common Stock | $5.8M | 99.5K | 0.3% | ▲+4.7% Added · +4K sh | |
| 50 | McKesson Corp Common Stock | $5.7M | 7.6K | 0.3% | ▲+10% Added · +719 sh |
This fund page is the Follow view. The Build view lets your agent pull holdings, quarter changes, overlap, and source filings through API or MCP.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/funds/1767945/holdings"
Use Arkolith to show OSTRUM ASSET MANAGEMENT's latest holdings, largest changes, and filing provenance.
As-of date vs the date the SEC received each filing
Reported 13F total per quarter. Raw filing totals can include option notional.
| Quarter | As of | Filed | Lag | Positions | Value | Form |
|---|---|---|---|---|---|---|
| Q2 2026 | Jun 30, 2026 | Aug 13, 2026 | 44d | 549 | $2.1B | 13F-HR |
| Q1 2026 | Mar 31, 2026 | May 14, 2026 | 44d | 562 | $1.8B | 13F-HR |
| Q4 2025 | Dec 31, 2025 | Feb 13, 2026 | 44d | 572 | $2.1B | 13F-HR |
| Q3 2025 | Sep 30, 2025 | Nov 14, 2025 | 45d | 570 | $2.2B | 13F-HR |
| Q2 2025 | Jun 30, 2025 | Aug 13, 2025 | 44d | 571 | $2.1B | 13F-HR |
| Q1 2025 | Mar 31, 2025 | May 14, 2025 | 44d | 642 | $1.9B | 13F-HR |
| Q4 2024 | Dec 31, 2024 | Feb 13, 2025 | 44d | 627 | $1.2B | 13F-HR |
| Q3 2024 | Sep 30, 2024 | Nov 13, 2024 | 44d | 635 | $1.2B | 13F-HR |
| Q2 2024 | Jun 30, 2024 | Aug 13, 2024 | 44d | 644 | $1.1B | 13F-HR |
| Q1 2024 | Mar 31, 2024 | May 13, 2024 | 43d | 654 | $1.3B | 13F-HR |
| Q4 2023 | Dec 31, 2023 | Feb 13, 2024 | 44d | 659 | $1.2B | 13F-HR |
| Q3 2023 | Sep 30, 2023 | Nov 14, 2023 | 45d | 680 | $1.1B | 13F-HR |
| Q2 2023 | Jun 30, 2023 | Aug 11, 2023 | 42d | 672 | $1.2B | 13F-HR |
| Q1 2023 | Mar 31, 2023 | May 12, 2023 | 42d | 671 | $1.1B | 13F-HR |
| Q3 2020 | Sep 30, 2020 | Nov 12, 2020 | 43d | 56 | $155.0M | 13F-HR |
| Q2 2020 | Jun 30, 2020 | Aug 13, 2020 | 44d | 67 | $168.1M | 13F-HR |
| Q1 2020 | Mar 31, 2020 | May 14, 2020 | 44d | 64 | $145.1M | 13F-HR |
| Q4 2019 | Dec 31, 2019 | Feb 14, 2020 | 45d | 76 | $210.3M | 13F-HR |
| Q3 2019 | Sep 30, 2019 | Nov 13, 2019 | 44d | 77 | $199.8M | 13F-HR |
| Q2 2019 | Jun 30, 2019 | Aug 13, 2019 | 44d | 144 | $360.9M | 13F-HR |
| Q1 2019 | Mar 31, 2019 | May 15, 2019 | 45d | 142 | $305.2M | 13F-HR |
| Q4 2018 | Dec 31, 2018 | Feb 14, 2019 | 45d | 154 | $254.8M | 13F-HR |
Holdings from SEC EDGAR 13F-HR filings, updated quarterly, filed up to 45 days after quarter-end. Public domain. Book totals and portfolio weights cover reported non-option positions, which can include notes and warrants. Disclosed put/call options are listed separately and excluded from those totals. Price-derived performance is withheld until the price-source policy and freshness gate are green.