Loomis Sayles & Co L P
Institutional manager — quarterly 13F holdings, Q ending 2026-03-31
Reported value
$74.33B
Q ending 2026-03-31
Prior quarter
$82.95B
Q ending 2025-12-31
Change
-10.4% QoQ · +107314.6% YoY
Positions
718
reported holdings
Largest positions
Top 100 of 718 reported positions by value, Q ending 2026-03-31. A manager can hold shares, calls and puts on the same security at once — such positions are listed as separate rows. Type: Shares = common stock, Put/Call = option positions (valued at the underlying), Principal = debt. Tickers link to stock pages where covered.
| Holding | Ticker | Type | Value ▼ | Shares |
|---|---|---|---|---|
| Nvidia Corp | NVDA | Shares | $7.15B | 41.0M |
| Alphabet Inc-Cl A | GOOGL | Shares | $4.99B | 17.3M |
| Tesla Inc | TSLA | Shares | $4.70B | 12.7M |
| Meta Platforms Inc | META | Shares | $4.26B | 7.5M |
| Amazon.Com Inc | AMZN | Shares | $3.82B | 18.3M |
| Netflix.Com Inc | NFLX | Shares | $3.65B | 38.0M |
| Boeing Co | BA | Shares | $2.80B | 14.1M |
| Visa Inc-Class A Shrs | V | Shares | $2.80B | 9.3M |
| Oracle Corp | ORCL | Shares | $2.48B | 16.8M |
| Microsoft Corp | MSFT | Shares | $2.24B | 6.1M |
| Monster Beverage Corporation | MNST | Shares | $1.88B | 25.9M |
| Vertex Pharmaceuticals Inc | VRTX | Shares | $1.79B | 4.0M |
| Shopify Inc - Class A | SHOP | Shares | $1.71B | 14.4M |
| Regeneron Pharmaceuticals | REGN | Shares | $1.48B | 1.9M |
| Autodesk Inc | ADSK | Shares | $1.37B | 5.7M |
| The Walt Disney Co | DIS | Shares | $1.35B | 14.0M |
| Salesforce.Com Inc | CRM | Shares | $1.13B | 6.1M |
| Starbucks Corp | SBUX | Shares | $840.0M | 9.4M |
| Novartis Ag Spon Adr | NVS | Shares | $828.8M | 5.4M |
| Alphabet Inc-Cl C | GOOG | Shares | $816.9M | 2.8M |
| Expeditors Intl Wash Inc | EXPD | Shares | $804.2M | 5.6M |
| Intuitive Surgical Inc | ISRG | Shares | $783.5M | 1.7M |
| Deere & Co | DE | Shares | $774.4M | 1.4M |
| Sei Investments Co | SEIC | Shares | $677.1M | 8.6M |
| Thermo Fisher Scientific Inc | TMO | Shares | $670.3M | 1.4M |
| Novo-Nordisk A/S Spons Adr | NVO | Shares | $625.4M | 17.0M |
| Yum! Brands Inc | YUM | Shares | $581.7M | 3.7M |
| Qualcomm Inc | QCOM | Shares | $540.8M | 4.2M |
| Booking Holdings Inc | BKNG | Shares | $517.4M | 123K |
| Block Inc | XYZ | Shares | $446.8M | 7.4M |
| Nike Inc Cl B | NKE | Shares | $418.8M | 7.9M |
| Illumina Inc | ILMN | Shares | $362.8M | 2.9M |
| Factset Research Systems Inc | FDS | Shares | $320.7M | 1.5M |
| Mastercard Inc-Class A | MA | Shares | $307.4M | 615K |
| Natixis Loomis Focused Grwth | LSGR | Shares | $294.9M | 7.5M |
| S&P Global | SPGI | Shares | $286.9M | 674K |
| Paypal Holdings Inc | PYPL | Shares | $286.2M | 6.3M |
| Workday Inc | WDAY | Shares | $270.1M | 2.1M |
| Taiwan Semiconductor Adr | TSM | Shares | $221.1M | 654K |
| Hilton Worldwide Holdings In | HLT | Shares | $220.7M | 726K |
| Parker Hannifin | PH | Shares | $218.6M | 244K |
| Trane Technologies Plc | Shares | $211.5M | 508K | |
| Yum China Holdings Inc | YUMC | Shares | $209.5M | 4.3M |
| Blackrock Inc | BLK | Shares | $201.5M | 210K |
| O'Reilly Automotive Inc Common Sto | ORLY | Shares | $194.6M | 2.1M |
| Costco Wholesale Corp | COST | Shares | $192.0M | 193K |
| Jp Morgan Chase & Co | JPM | Shares | $188.4M | 640K |
| Kla-Tencor Corporation | KLAC | Shares | $183.7M | 125K |
| Echostar Corp Cvt | ECHO 3.875 11/30/30 | Shares | $183.1M | 1.6M |
| Cummins Engine | CMI | Shares | $180.5M | 336K |
| Goldman Sachs Group | GS | Shares | $180.4M | 213K |
| Alnylam Pharmaceuticals Inc | ALNY | Shares | $169.4M | 512K |
| Mercadolibre Inc | MELI | Shares | $157.7M | 91K |
| Linde Plc | Shares | $153.2M | 309K | |
| Roper Technologies Inc | ROP | Shares | $152.8M | 432K |
| Home Depot | HD | Shares | $151.0M | 459K |
| Progressive Corp | PGR | Shares | $150.8M | 761K |
| Airbnb Inc | ABNB | Shares | $142.0M | 1.1M |
| Mettler-Toledo International | MTD | Shares | $135.5M | 107K |
| Arm Holdings Plc | ARM | Shares | $130.1M | 860K |
| Rbc Bearings Inc | RBC | Shares | $110.8M | 204K |
| Advanced Energy Inds | AEIS | Shares | $108.5M | 336K |
| Danaher Corp | DHR | Shares | $105.6M | 557K |
| Allegheny Technologies Inc | ATI | Shares | $95.0M | 653K |
| Expedia Inc | EXPE | Shares | $90.4M | 391K |
| Marex Group Plc | Shares | $85.5M | 1.9M | |
| Esco Technologies | ESE | Shares | $84.6M | 301K |
| Arcosa Inc | ACA | Shares | $84.2M | 793K |
| Healthequity Inc | HQY | Shares | $77.9M | 932K |
| Supernus Pharmaceuticals Inc | SUPN | Shares | $73.7M | 1.4M |
| Ma-Com Technology Solutions | MTSI | Shares | $71.6M | 322K |
| Ligand Pharmaceuticals Cl B | LGND | Shares | $70.5M | 353K |
| Aar Corp | AIR | Shares | $69.9M | 639K |
| Life Time Group Holdings Inc | LTH | Shares | $69.6M | 2.6M |
| Alibaba Group Holding-Sp Adr | BABA | Shares | $69.4M | 553K |
| Magnolia Oil & Gas Corp - A | MGY | Shares | $68.8M | 2.2M |
| Itt Inc | ITT | Shares | $66.2M | 348K |
| Sterling Construction Co | STRL | Shares | $65.9M | 162K |
| Hexcel Corp | HXL | Shares | $65.2M | 806K |
| Tyler Technologies Inc | TYL | Shares | $65.0M | 190K |
| Alkermes Inc | Shares | $63.1M | 1.8M | |
| Moog Inc Cl A | MOG/A | Shares | $61.8M | 211K |
| Oceaneering Intl Inc | OII | Shares | $60.3M | 1.7M |
| Construction Partners Inc-A | ROAD | Shares | $60.2M | 542K |
| Ambev Sa-Spn Adr | ABEV | Shares | $59.8M | 20.5M |
| Rambus Inc | RMBS | Shares | $56.8M | 660K |
| Boot Barn Holdings Inc | BOOT | Shares | $56.2M | 384K |
| Colliers International Group Inc | CIGI | Shares | $53.8M | 503K |
| Allegro Microsystems Inc | ALGM | Shares | $52.8M | 1.7M |
| Ttm Technologies | TTMI | Shares | $52.2M | 536K |
| Vita Coco Co Inc/The | COCO | Shares | $51.4M | 1.1M |
| Legence Corp-Cl A | LGN | Shares | $50.9M | 901K |
| Osi Systems Inc | OSIS | Shares | $50.8M | 191K |
| Everus Construction Group | ECG | Shares | $50.8M | 431K |
| Patrick Industries Inc | PATK | Shares | $50.0M | 450K |
| Stifel Financial Corp | SF | Shares | $49.8M | 674K |
| Mirion Technologies Inc | MIR | Shares | $49.6M | 2.7M |
| Texas Roadhouse Inc Class A | TXRH | Shares | $48.7M | 295K |
| Trip.Com Group Ltd | TCOM | Shares | $48.6M | 976K |
| Casella Waste Systems Inc Cl A | CWST | Shares | $48.3M | 609K |
Values as reported in public regulatory filings (USD); holdings are reported quarterly, up to 45 days after quarter end, and may contain reporting errors. Nothing here is investment advice.