# LOOMIS SAYLES & CO L P

> Institutional holdings reported to the SEC as of Q2 2026 on Form 13F. CIK 312348. Source: https://holderbook.com/funds/312348-loomis-sayles-co-l-p/

- Reported value: $79.8B
- Positions: 707
- Weight of the ten largest: 53.0%
- Filed: 2026-08-14

A 13F reports long US equity positions only. Short positions, bonds, foreign listings, private holdings and cash are not visible, so this is not the manager's whole book.

## Holdings

| Security | Ticker | Value | Shares | Weight | Quarters held |
|---|---|---|---|---|---|
| NVIDIA CORPORATION | [NVDA](https://holderbook.com/stocks/NVDA/) | $7.9B | 39,501,911 | 9.9% | 30 |
| ALPHABET INC | [GOOGL](https://holderbook.com/stocks/GOOGL/) | $6.2B | 17,217,854 | 7.7% | 31 |
| TESLA INC | [TSLA](https://holderbook.com/stocks/TSLA/) | $5.3B | 12,679,478 | 6.7% | 24 |
| AMAZON COM INC | [AMZN](https://holderbook.com/stocks/AMZN/) | $4.4B | 18,291,403 | 5.5% | 31 |
| META PLATFORMS INC | [META](https://holderbook.com/stocks/META/) | $4.2B | 7,504,423 | 5.3% | 31 |
| VISA INC | [V](https://holderbook.com/stocks/V/) | $3.1B | 9,110,773 | 3.9% | 31 |
| BOEING CO | [BA](https://holderbook.com/stocks/BA/) | $3.0B | 13,915,261 | 3.8% | 31 |
| MICROSOFT CORP | [MSFT](https://holderbook.com/stocks/MSFT/) | $2.9B | 7,779,696 | 3.6% | 31 |
| NETFLIX INC | [NFLX](https://holderbook.com/stocks/NFLX/) | $2.9B | 40,017,462 | 3.6% | 24 |
| ORACLE CORP | [ORCL](https://holderbook.com/stocks/ORCL/) | $2.4B | 16,698,361 | 3.1% | 31 |
| MONSTER BEVERAGE CORP NEW | [MNST](https://holderbook.com/stocks/MNST/) | $2.4B | 24,849,175 | 3.0% | 31 |
| VERTEX PHARMACEUTICALS INC | [VRTX](https://holderbook.com/stocks/VRTX/) | $1.9B | 3,920,953 | 2.4% | 27 |
| SHOPIFY INC | [SHOP](https://holderbook.com/stocks/SHOP/) | $1.6B | 14,408,186 | 2.1% | 19 |
| DISNEY WALT CO | [DIS](https://holderbook.com/stocks/DIS/) | $1.3B | 13,574,038 | 1.6% | 31 |
| AUTODESK INC | [ADSK](https://holderbook.com/stocks/ADSK/) | $1.2B | 6,335,468 | 1.5% | 31 |
| REGENERON PHARMACEUTICALS | [REGN](https://holderbook.com/stocks/REGN/) | $1.2B | 1,859,172 | 1.5% | 31 |
| SALESFORCE INC | [CRM](https://holderbook.com/stocks/CRM/) | $1.0B | 6,452,463 | 1.3% | 26 |
| ALPHABET INC | [GOOG](https://holderbook.com/stocks/GOOG/) | $959.8M | 2,716,368 | 1.2% | 31 |
| STARBUCKS CORP | [SBUX](https://holderbook.com/stocks/SBUX/) | $933.2M | 9,132,297 | 1.2% | 31 |
| EXPEDITORS INTL WASH INC | [EXPD](https://holderbook.com/stocks/EXPD/) | $895.9M | 5,497,102 | 1.1% | 31 |
| NOVO-NORDISK A S | [NVO](https://holderbook.com/stocks/NVO/) | $891.4M | 18,594,352 | 1.1% | 31 |
| DEERE & CO | [DE](https://holderbook.com/stocks/DE/) | $867.4M | 1,367,369 | 1.1% | 31 |
| NOVARTIS AG | [NVS](https://holderbook.com/stocks/NVS/) | $821.1M | 5,239,309 | 1.0% | 31 |
| SEI INVTS CO | [SEIC](https://holderbook.com/stocks/SEIC/) | $744.0M | 8,482,052 | 0.9% | 31 |
| THERMO FISHER SCIENTIFIC INC | [TMO](https://holderbook.com/stocks/TMO/) | $659.4M | 1,315,185 | 0.8% | 31 |
| INTUITIVE SURGICAL INC | [ISRG](https://holderbook.com/stocks/ISRG/) | $658.6M | 1,656,156 | 0.8% | 26 |
| BOOKING HOLDINGS INC | [BKNG](https://holderbook.com/stocks/BKNG/) | $608.5M | 3,414,019 | 0.8% | 26 |
| YUM BRANDS INC | [YUM](https://holderbook.com/stocks/YUM/) | $587.2M | 3,673,461 | 0.7% | 31 |
| BLOCK INC | [XYZ](https://holderbook.com/stocks/XYZ/) | $557.9M | 7,340,417 | 0.7% | 23 |
| MASTERCARD INCORPORATED | [MA](https://holderbook.com/stocks/MA/) | $372.9M | 726,071 | 0.5% | 31 |
| NATIXIS ETF TRUST II | [LSGR](https://holderbook.com/stocks/LSGR/) | $340.7M | 8,087,491 | 0.4% | 10 |
| ILLUMINA INC | [ILMN](https://holderbook.com/stocks/ILMN/) | $339.7M | 1,931,948 | 0.4% | 26 |
| S&P GLOBAL INC | [SPGI](https://holderbook.com/stocks/SPGI/) | $331.4M | 813,725 | 0.4% | 31 |
| FACTSET RESH SYS INC | [FDS](https://holderbook.com/stocks/FDS/) | $331.1M | 1,439,274 | 0.4% | 31 |
| BROADCOM INC | [AVGO](https://holderbook.com/stocks/AVGO/) | $329.0M | 871,078 | 0.4% | 31 |
| NIKE INC | [NKE](https://holderbook.com/stocks/NKE/) | $320.5M | 7,806,708 | 0.4% | 28 |
| TRANE TECHNOLOGIES PLC | [TT](https://holderbook.com/stocks/TT/) | $290.6M | 591,726 | 0.4% | 14 |
| WORKDAY INC | [WDAY](https://holderbook.com/stocks/WDAY/) | $281.0M | 2,295,182 | 0.4% | 26 |
| ARM HOLDINGS PLC | [ARM](https://holderbook.com/stocks/ARM/) | $278.4M | 785,168 | 0.3% | 12 |
| CUMMINS INC | [CMI](https://holderbook.com/stocks/CMI/) | $253.9M | 355,936 | 0.3% | 22 |
| TAIWAN SEMICONDUCTOR MANUFAC | [TSM](https://holderbook.com/stocks/TSM/) | $232.2M | 486,273 | 0.3% | 23 |
| KLA CORP | [KLAC](https://holderbook.com/stocks/KLAC/) | $232.1M | 769,321 | 0.3% | 28 |
| MERCADOLIBRE INC | [MELI](https://holderbook.com/stocks/MELI/) | $211.1M | 124,382 | 0.3% | 31 |
| PARKER-HANNIFIN CORP | [PH](https://holderbook.com/stocks/PH/) | $204.1M | 208,634 | 0.3% | 15 |
| HILTON WORLDWIDE HLDGS INC | [HLT](https://holderbook.com/stocks/HLT/) | $200.8M | 607,632 | 0.3% | 16 |
| GOLDMAN SACHS GROUP INC | [GS](https://holderbook.com/stocks/GS/) | $193.6M | 191,453 | 0.2% | 31 |
| BLACKROCK INC | [BLK](https://holderbook.com/stocks/BLK/) | $190.8M | 198,459 | 0.2% | 7 |
| JPMORGAN CHASE & CO | [JPM](https://holderbook.com/stocks/JPM/) | $190.8M | 582,767 | 0.2% | 31 |
| OREILLY AUTOMOTIVE INC | [ORLY](https://holderbook.com/stocks/ORLY/) | $187.5M | 2,035,771 | 0.2% | 27 |
| ALNYLAM PHARMACEUTICALS INC | [ALNY](https://holderbook.com/stocks/ALNY/) | $174.7M | 580,187 | 0.2% | 21 |
| COSTCO WHOLESALE CORPORATION | [COST](https://holderbook.com/stocks/COST/) | $166.9M | 178,361 | 0.2% | 28 |
| PROGRESSIVE CORP | [PGR](https://holderbook.com/stocks/PGR/) | $161.2M | 737,746 | 0.2% | 9 |
| AIRBNB INC | [ABNB](https://holderbook.com/stocks/ABNB/) | $131.0M | 915,294 | 0.2% | 23 |
| RBC BEARINGS INC | [RBC](https://holderbook.com/stocks/RBC/) | $124.3M | 192,977 | 0.2% | 31 |
| HOME DEPOT INC | [HD](https://holderbook.com/stocks/HD/) | $119.9M | 339,950 | 0.2% | 31 |
| ADVANCED ENERGY INDS | [AEIS](https://holderbook.com/stocks/AEIS/) | $118.8M | 318,553 | 0.1% | 31 |
| LINDE PLC | [LIN](https://holderbook.com/stocks/LIN/) | $115.7M | 222,955 | 0.1% | 14 |
| ATI INC | [ATI](https://holderbook.com/stocks/ATI/) | $114.6M | 581,326 | 0.1% | 14 |
| ALLEGRO MICROSYSTEMS INC | [ALGM](https://holderbook.com/stocks/ALGM/) | $112.8M | 1,619,931 | 0.1% | 8 |
| LIFE TIME GROUP HOLDINGS INC | [LTH](https://holderbook.com/stocks/LTH/) | $100.0M | 2,447,594 | 0.1% | 14 |
| ROPER TECHNOLOGIES INC | [ROP](https://holderbook.com/stocks/ROP/) | $99.7M | 294,586 | 0.1% | 31 |
| MAREX GROUP PLC | [MRX](https://holderbook.com/stocks/MRX/) | $99.1M | 1,626,702 | 0.1% | 6 |
| DANAHER CORP DEL | [DHR](https://holderbook.com/stocks/DHR/) | $98.5M | 516,918 | 0.1% | 31 |
| ARCOSA INC | [ACA](https://holderbook.com/stocks/ACA/) | $96.8M | 666,203 | 0.1% | 31 |
| METTLER TOLEDO INTERNATIONAL | [MTD](https://holderbook.com/stocks/MTD/) | $95.2M | 74,525 | 0.1% | 31 |
| LIGAND PHARMACEUTICALS INC | [LGND](https://holderbook.com/stocks/LGND/) | $92.2M | 291,805 | 0.1% | 9 |
| UNITEDHEALTH GROUP INC | [UNH](https://holderbook.com/stocks/UNH/) | $90.7M | 218,190 | 0.1% | 31 |
| ESCO TECHNOLOGIES INC | [ESE](https://holderbook.com/stocks/ESE/) | $89.9M | 256,813 | 0.1% | 14 |
| TWIST BIOSCIENCE CORP | [TWST](https://holderbook.com/stocks/TWST/) | $88.6M | 861,309 | 0.1% | 2 |
| MOOG INC | [MOGA](https://holderbook.com/stocks/MOGA/) | $86.8M | 204,728 | 0.1% | 14 |
| AMBEV SA | [ABEV](https://holderbook.com/stocks/ABEV/) | $84.8M | 27,000,448 | 0.1% | 31 |
| MERCURY SYS INC | [MRCY](https://holderbook.com/stocks/MRCY/) | $83.3M | 681,142 | 0.1% | 14 |
| AAR CORP | [AIR](https://holderbook.com/stocks/AIR/) | $83.3M | 582,574 | 0.1% | 14 |
| ALKERMES PLC | [ALKS](https://holderbook.com/stocks/ALKS/) | $83.1M | 1,585,518 | 0.1% | 14 |
| EXTREME NETWORKS INC | [EXTR](https://holderbook.com/stocks/EXTR/) | $82.1M | 2,536,716 | 0.1% | 4 |
| HEXCEL CORP NEW | [HXL](https://holderbook.com/stocks/HXL/) | $82.1M | 820,224 | 0.1% | 22 |
| HEALTHEQUITY INC | [HQY](https://holderbook.com/stocks/HQY/) | $82.1M | 908,554 | 0.1% | 13 |
| UBER TECHNOLOGIES INC | - | $81.6M | 1,131,484 | 0.1% | 7 |
| MACOM TECH SOLUTIONS HLDGS I | [MTSI](https://holderbook.com/stocks/MTSI/) | $78.6M | 206,610 | 0.1% | 26 |
| ALPHABET INC | - | $72.8M | 206,029 | 0.1% | 1 |
| TD SYNNEX CORPORATION | [SNX](https://holderbook.com/stocks/SNX/) | $70.5M | 263,832 | 0.1% | 26 |
| MYR GROUP INC | [MYRG](https://holderbook.com/stocks/MYRG/) | $70.4M | 140,594 | 0.1% | 4 |
| YUM CHINA HLDGS INC | [YUMC](https://holderbook.com/stocks/YUMC/) | $70.0M | 1,712,698 | 0.1% | 31 |
| SUPERNUS PHARMACEUTICALS | [SUPN](https://holderbook.com/stocks/SUPN/) | $68.6M | 1,475,192 | 0.1% | 31 |
| APPLOVIN CORP | [APP](https://holderbook.com/stocks/APP/) | $67.3M | 130,535 | 0.1% | 8 |
| ITT INC | [ITT](https://holderbook.com/stocks/ITT/) | $66.8M | 337,957 | 0.1% | 15 |
| EVERUS CONSTR GROUP | [ECG](https://holderbook.com/stocks/ECG/) | $66.7M | 401,870 | 0.1% | 5 |
| STERLING INFRASTRUCTURE INC | [STRL](https://holderbook.com/stocks/STRL/) | $66.6M | 79,362 | 0.1% | 11 |
| VITA COCO CO INC | [COCO](https://holderbook.com/stocks/COCO/) | $66.2M | 1,001,278 | 0.1% | 13 |
| GLAUKOS CORP | [GKOS](https://holderbook.com/stocks/GKOS/) | $65.6M | 469,388 | 0.1% | 11 |
| OCEANEERING INTL INC | [OII](https://holderbook.com/stocks/OII/) | $65.1M | 1,606,095 | 0.1% | 12 |
| YETI HLDGS INC | [YETI](https://holderbook.com/stocks/YETI/) | $64.4M | 1,298,563 | 0.1% | 7 |
| ALPHABET INC | [GOOGN](https://holderbook.com/stocks/GOOGN/) | $63.6M | 178,094 | 0.1% | 1 |
| TRIP COM GROUP LTD | [TCOM](https://holderbook.com/stocks/TCOM/) | $63.2M | 1,586,606 | 0.1% | 27 |
| RAMBUS INC DEL | [RMBS](https://holderbook.com/stocks/RMBS/) | $62.5M | 470,934 | 0.1% | 5 |
| LEGENCE CORP | [LGN](https://holderbook.com/stocks/LGN/) | $62.4M | 732,152 | 0.1% | 4 |
| BOOT BARN HLDGS INC | [BOOT](https://holderbook.com/stocks/BOOT/) | $60.8M | 370,419 | 0.1% | 22 |
| CONSTRUCTION PARTNERS INC | [ROAD](https://holderbook.com/stocks/ROAD/) | $60.1M | 505,741 | 0.1% | 11 |
| NXP SEMICONDUCTORS N V | [NXPI](https://holderbook.com/stocks/NXPI/) | $59.1M | 210,202 | 0.1% | 26 |
| ISHARES TR | [IWF](https://holderbook.com/stocks/IWF/) | $59.0M | 475,532 | 0.1% | 27 |

## What the disclosed book did

Not the fund's return. This is the change in value of the positions disclosed on Form 13F, had they been left untouched, against SPY over the same quarter ends.

| Quarter | Book | Market | Difference | Priced |
|---|---|---|---|---|
| Q2 2026 | +9.1% | +14.8% | -5.8% | 99% |
| Q1 2026 | -9.9% | -4.6% | -5.3% | 99% |
| Q4 2025 | +0.3% | +2.4% | -2.1% | 100% |
| Q3 2025 | +6.9% | +7.8% | -0.9% | 99% |
| Q2 2025 | +16.6% | +10.5% | +6.2% | 99% |
| Q1 2025 | -8.7% | -4.6% | -4.2% | 99% |
| Q4 2024 | +7.2% | +2.1% | +5.1% | 99% |
| Q3 2024 | +5.3% | +5.4% | -0.1% | 99% |

## Quarter by quarter

| Quarter | Value | Positions |
|---|---|---|
| Q2 2026 | $79.8B | 707 |
| Q1 2026 | $74.3B | 718 |
| Q4 2025 | $83.0B | 695 |
| Q3 2025 | $84.1B | 712 |
| Q2 2025 | $79.8B | 722 |
| Q1 2025 | $69.2B | 724 |
| Q4 2024 | $79.2B | 716 |
| Q3 2024 | $76.2B | 690 |
| Q2 2024 | $72.6B | 705 |
| Q1 2024 | $70.3B | 692 |
| Q4 2023 | $65.3B | 968 |
| Q3 2023 | $58.2B | 903 |