Loomis Sayles & Co. L P
In its 13F for Q3 2025 (holdings as of September 30, 2025, filed November 13, 2025), Loomis Sayles & Co. L P reported 701 stock positions worth $84.0 billion. Its top holding was Nvidia (NVDA) at 9.1% of the portfolio, followed by Tesla (TSLA, 6.7%) and Meta Platforms Class A (META, 6.5%). Compared with Q2 2025, it opened 67 new positions, sold out of 78, added to 249 and reduced 336. The biggest buy was Shopify Class A (SHOP, shares +1%) and the biggest sale Netflix (NFLX, shares −0%).
- Most Recent 13F
- Q2 2026
- Location
- BOSTON, MA
- CIK
- 0000312348
- Portfolio Value
- $84.0B (Q3 2025)
- SEC Filing
- 0000312348-25-000035 ↗ filed Nov 13, 2025
Holdings Value
Holdings 701 stocks · $84.0B
| NVDA Nvidia Corp. | 9.09% | 40,895,450 | $7.6B | Reduce -2.5% |
| TSLA Tesla Inc. | 6.75% | 12,742,156 | $5.7B | Reduce -1.3% |
| META Meta Platforms Inc. Class A | 6.51% | 7,439,378 | $5.5B | Reduce -1.2% |
| ORCL Oracle Corp. | 5.50% | 16,433,499 | $4.6B | Reduce -2.9% |
| NFLX Netflix Inc. | 5.31% | 3,717,598 | $4.5B | Reduce -0.5% |
| GOOGL Alphabet Inc. Class A | 4.97% | 17,179,969 | $4.2B | Reduce -1.3% |
| AMZN Amazon.com Inc. | 4.77% | 18,244,718 | $4.0B | Reduce -5.3% |
| V Visa Inc. Class A | 3.76% | 9,257,425 | $3.2B | Add +2.7% |
| MSFT Microsoft Corp. | 3.76% | 6,097,061 | $3.2B | Reduce -1.2% |
| BA The Boeing Co. | 3.69% | 14,370,853 | $3.1B | Add +0.3% |
| SHOP Shopify Inc. Class A | 2.62% | 14,810,603 | $2.2B | Add +1.3% |
| ADSK Autodesk Inc. | 2.24% | 5,931,821 | $1.9B | Add +1.7% |
| MNST Monster Beverage Corp. | 2.16% | 26,902,895 | $1.8B | Add +1.7% |
| DIS The Walt Disney Co. filed as DISNEY WALT CO | 1.98% | 14,526,676 | $1.7B | Add +1.3% |
| VRTX Vertex Pharmaceuticals Inc. | 1.92% | 4,122,128 | $1.6B | Add +8.1% |
| CRM Salesforce Inc. | 1.77% | 6,259,052 | $1.5B | Reduce -0.2% |
| REGN Regeneron Pharmaceuticals | 1.33% | 1,979,453 | $1.1B | Add +2.0% |
| NVO Novo-Nordisk A/S-Spons ADR | 1.07% | 16,165,468 | $897.0M | Add +28.5% |
| SBUX Starbucks Corp. | 0.98% | 9,723,287 | $822.6M | Add +1.4% |
| QCOM Qualcomm Inc. | 0.95% | 4,775,225 | $794.4M | Reduce -0.3% |
| ISRG Intuitive Surgical Inc. | 0.93% | 1,755,228 | $785.0M | Add +1.6% |
| SEIC Sei Investments Company | 0.91% | 8,976,049 | $761.6M | Add +1.5% |
| GOOG Alphabet Inc. Class C | 0.90% | 3,089,210 | $752.4M | Reduce -6.2% |
| NVS Novartis AG-Sponsored ADR | 0.86% | 5,664,911 | $726.5M | Add +1.5% |
| EXPD Expeditors Intl Wash Inc. | 0.85% | 5,833,928 | $715.2M | Add +1.6% |
| TMO Thermo Fisher Scientific Inc. | 0.82% | 1,412,683 | $685.2M | Reduce -0.1% |
| DE Deere & Co. | 0.78% | 1,424,959 | $651.6M | Add +2.8% |
| YUM Yum! Brands Inc. | 0.70% | 3,874,657 | $588.9M | Add +0.8% |
| XYZ Block Inc. | 0.66% | 7,723,003 | $558.1M | Add +1.7% |
| WDAY Workday Inc. Class A | 0.62% | 2,147,464 | $517.0M | Add +1.8% |
| NKE Nike Inc. Class B | 0.55% | 6,583,061 | $459.0M | Add +0.9% |
| PYPL PayPal Holdings Inc. | 0.53% | 6,602,995 | $442.8M | Add +1.2% |
| FDS Factset Research Systems Inc. | 0.52% | 1,532,692 | $439.1M | Add +1.6% |
| ILMN Illumina Inc. | 0.48% | 4,287,428 | $407.2M | Add +1.5% |
| MA Mastercard Inc. Class A | 0.42% | 613,516 | $349.0M | Reduce -0.9% |
| BLK BlackRock Inc. | 0.40% | 286,654 | $334.2M | Add +11.4% |
| SPGI S&P Global Inc. | 0.39% | 671,589 | $326.9M | Reduce -1.1% |
| LSGR Natixis Loomis Focused Grwth | 0.39% | 7,302,810 | $324.3M | Reduce -2.3% |
| PH Parker Hannifin Corp. | 0.37% | 407,174 | $308.7M | Add +5.8% |
| HD Home Depot Inc. | 0.34% | 713,005 | $288.9M | Add +21.0% |
| ORLY O'reilly Automotive Inc. | 0.32% | 2,528,562 | $272.6M | Reduce -1.1% |
| HLT Hilton Worldwide Holdings Inc. | 0.29% | 944,704 | $245.1M | Add +52.6% |
| TSM Taiwan Semiconductor-SP ADR | 0.28% | 851,758 | $237.9M | Reduce -4.1% |
| CMI Cummins Inc. | 0.28% | 556,661 | $235.1M | Reduce -1.1% |
| JPM JPMorgan Chase & Co. | 0.28% | 744,797 | $234.9M | Reduce -3.6% |
| LIN Linde PLC | 0.28% | 488,593 | $232.1M | Reduce -1.1% |
| ALNY Alnylam Pharmaceuticals Inc. | 0.27% | 500,672 | $228.3M | Add +2.7% |
| ROP Roper Technologies Inc. | 0.27% | 451,352 | $225.1M | Add +4.5% |
| MELI MercadoLibre Inc. | 0.26% | 93,350 | $218.2M | Add +7.5% |
| MTD Mettler-Toledo International | 0.26% | 176,263 | $216.4M | Reduce -1.1% |
| GS Goldman Sachs Group Inc. | 0.25% | 263,751 | $210.0M | Reduce -3.9% |
| COST Costco Wholesale Corp. | 0.24% | 221,126 | $204.7M | Reduce -0.2% |
| YUMC Yum China Holdings Inc. | 0.23% | 4,424,955 | $189.9M | Add +2.6% |
| DOCS Doximity Inc. Class A | 0.22% | 2,483,802 | $181.7M | Add +5.9% |
| TT Trane Technologies PLC | 0.21% | 425,983 | $179.7M | Add +38.1% |
| DHR Danaher Corp. | 0.20% | 851,786 | $168.9M | Add +11.4% |
| KLAC KLA Corp. | 0.19% | 144,316 | $155.7M | Add +48.4% |
| ABNB Airbnb Inc. Class A | 0.17% | 1,203,145 | $146.1M | Reduce -25.6% |
| ECHOSTAR CORP (ECHO 3.875 11/30/30) | 0.17% | 1,901,296 | $145.2M | Reduce -52.1% |
| BABA Alibaba Group Holding-SP ADR | 0.16% | 744,361 | $133.0M | Reduce -70.3% |
| ARM Arm Holdings PLC-ADR | 0.14% | 850,281 | $120.3M | Add +2.7% |
| RBC RBC Bearings Inc. | 0.11% | 243,071 | $94.9M | Reduce -2.9% |
| HQY Healthequity Inc. | 0.11% | 985,105 | $93.4M | Reduce -4.5% |
| AEIS Advanced Energy Industries | 0.11% | 527,880 | $89.8M | Reduce -2.9% |
| CVLT Commvault Systems Inc. | 0.10% | 464,127 | $87.6M | Add +16.0% |
| ATI Ati Inc. | 0.10% | 1,009,449 | $82.1M | Reduce -2.9% |
| TBBK The Bancorp Inc. | 0.10% | 1,074,387 | $80.5M | Add +56.9% |
| ACA Arcosa Inc. | 0.10% | 855,886 | $80.2M | Reduce -4.2% |
| LTH Life Time Group Holdings Inc. | 0.10% | 2,890,664 | $79.8M | Reduce -2.9% |
| ROAD Construction Partners Inc. Class A | 0.09% | 614,482 | $78.0M | Reduce -2.5% |
| STRL Sterling Infrastructure Inc. | 0.09% | 225,530 | $76.6M | Reduce -36.3% |
| VEEV Veeva Systems Inc. Class A | 0.09% | 255,763 | $76.2M | Add +6.2% |
| AIR Aar Corp. | 0.09% | 844,957 | $75.8M | Add +1.0% |
| KTOS Kratos Defense & Security | 0.09% | 812,457 | $74.2M | Reduce -51.4% |
| ESE Esco Technologies Inc. | 0.09% | 341,064 | $72.0M | Reduce -15.6% |
| BLDR Builders Firstsource Inc. | 0.09% | 589,907 | $71.5M | Reduce -1.0% |
| LGND Ligand Pharmaceuticals | 0.08% | 400,553 | $71.0M | Reduce -2.5% |
| INSM Insmed Inc. | 0.08% | 492,296 | $70.9M | Reduce -38.0% |
| UNH Unitedhealth Group Inc. | 0.08% | 199,832 | $69.0M | Reduce -65.8% |
| MRCY Mercury Systems Inc. | 0.08% | 884,615 | $68.5M | Reduce -10.9% |
| HLNE Hamilton Lane Inc. Class A | 0.08% | 505,796 | $68.2M | Reduce -2.9% |
| BOOT Boot Barn Holdings Inc. | 0.08% | 404,259 | $67.0M | Add +18.0% |
| TCOM Trip.com Group Ltd.-ADR | 0.08% | 880,944 | $66.2M | Add +2.5% |
| CWST Casella Waste Systems Inc. Class A | 0.08% | 696,540 | $66.1M | Reduce -2.8% |
| VRNS Varonis Systems Inc. | 0.08% | 1,139,191 | $65.5M | Reduce -2.5% |
| SLAB Silicon Laboratories Inc. | 0.08% | 498,810 | $65.4M | Add +3.7% |
| MIR Mirion Technologies Inc. | 0.08% | 2,761,535 | $64.2M | Add +73.5% |
| ITT Itt Inc. | 0.08% | 357,908 | $64.0M | Reduce -4.0% |
| RMBS Rambus Inc. | 0.08% | 610,153 | $63.6M | Add +177.1% |
| MTSI Macom Technology Solutions H | 0.08% | 507,005 | $63.1M | Reduce -2.5% |
| ALKS Alkermes PLC | 0.07% | 2,048,851 | $61.5M | Reduce -2.9% |
| SUPN Supernus Pharmaceuticals Inc. | 0.07% | 1,285,937 | $61.5M | Reduce -0.9% |
| MRX Marex UK Holdings Ltd. filed as MAREX GROUP PLC | 0.07% | 1,786,767 | $60.1M | Add +1.1% |
| MGY Magnolia Oil & Gas Corp. Class A | 0.07% | 2,505,136 | $59.8M | Reduce -2.9% |
| PJT PJT Partners Inc. Class A | 0.07% | 335,207 | $59.6M | Add +3.5% |
| RDNT Radnet Inc. | 0.07% | 778,209 | $59.3M | Reduce -2.5% |
| CRSP Crispr Therapeutics AG | 0.07% | 909,714 | $59.0M | Add +6.2% |
| HXL Hexcel Corp. | 0.07% | 924,929 | $58.0M | Reduce -2.9% |
| CIGI Colliers Intl GR-Subord Vot | 0.07% | 370,604 | $57.9M | Add +7.4% |
| AIT Applied Industrial Tech Inc. | 0.07% | 220,756 | $57.6M | Reduce -2.5% |
Other holdings (4): bonds, preferreds, convertibles and warrants · $76.6M (not counted above)
| Security | Class | Shares / Principal | Value | Change |
|---|---|---|---|---|
| BOEING CO/THE (BA 6 10/15/27) | DEP CONV PFD A | 270,909 | $58.5M | Reduce -52.6% |
| APOLLO GLOBAL MANAGEMENT (APO 6.75 07/31/26) | SER A MAND CNV | 57,235 | $7.6M | Reduce -31.6% |
| PG&E CORP (PCG 6 12/01/27 A) | PFD CONV SER A | 493,155 | $7.4M | Reduce -32.9% |
| QXO INC (QXO 5.5 05/15/28 B) | 5.50 DEP PFD | 159,307 | $3.0M | New |
Lines left out (7) · $278 — a value with no share or principal amount
| Security | Class | Shares | Value |
|---|---|---|---|
| LHX L3HARRIS Technologies Inc. | COM | 0 | $77 |
| ADI Analog Devices Inc. | COM | 0 | $60 |
| AJG Arthur J Gallagher & Co. | COM | 0 | $53 |
| CCI Crown Castle Inc. | COM | 0 | $38 |
| MCHP Microchip Technology Inc. | COM | 0 | $30 |
| DEO Diageo PLC-Sponsored ADR | SPON ADR NEW | 0 | $18 |
| CTAS Cintas Corp. | COM | 0 | $2 |
Filed with a value but no share or principal amount (a cash line, a holding rounded to 0 shares), so they are kept out of the holdings, totals and percentages.
Total filed on the 13F, all lines: $84.1B.
Portfolio Sells Q2 2025 → Q3 2025
| NFLX Netflix Inc. | Reduce -0.5% | 5.31% | −0.97 |
| AMZN Amazon.com Inc. | Reduce -5.3% | 4.77% | −0.54 |
| META Meta Platforms Inc. Class A | Reduce -1.2% | 6.51% | −0.47 |
| CRM Salesforce Inc. | Reduce -0.2% | 1.77% | −0.38 |
| ALSN Allison Transmission Holding | Reduce -96.0% | 0.01% | −0.25 |
| BABA Alibaba Group Holding-SP ADR | Reduce -70.3% | 0.16% | −0.20 |
| UNH Unitedhealth Group Inc. | Reduce -65.8% | 0.08% | −0.15 |
| MSFT Microsoft Corp. | Reduce -1.2% | 3.76% | −0.10 |
| ABNB Airbnb Inc. Class A | Reduce -25.6% | 0.17% | −0.09 |
| ADBE Adobe Inc. | Reduce -58.4% | 0.04% | −0.07 |
| CWAN Clearwater Analytics HDS-A | Sold out | 0.00% | −0.07 |
| GTLS Chart Industries Inc. | Reduce -97.5% | 0.00% | −0.06 |
| INTA Intapp Inc. | Reduce -69.8% | 0.02% | −0.06 |
| SPGI S&P Global Inc. | Reduce -1.1% | 0.39% | −0.06 |
| BWIN Baldwin Insurance Group Inc./ | Sold out | 0.00% | −0.06 |
| VERX Vertex Inc. Class A | Sold out | 0.00% | −0.05 |
| VRNA Verona Pharma Ltd. | Reduce -71.9% | 0.02% | −0.05 |
| PAR Par Technology Corp. | Sold out | 0.00% | −0.05 |
| MMSI Merit Medical Systems Inc. | Reduce -43.6% | 0.04% | −0.05 |
| IPAR Interparfums Inc. | Sold out | 0.00% | −0.05 |
| FANG Diamondback Energy Inc. | Sold out | 0.00% | −0.05 |
| BRBR Bellring Brands Inc. | Reduce -71.1% | 0.01% | −0.04 |
| PRCT Procept Biorobotics Corp. | Reduce -16.0% | 0.04% | −0.04 |
| GKOS Glaukos Corp. | Reduce -24.6% | 0.04% | −0.03 |
| TXRH Texas Roadhouse Inc. | Reduce -26.3% | 0.05% | −0.03 |
| CX Cemex Sab-Spons ADR Part Cer | Reduce -81.4% | 0.01% | −0.03 |
| COST Costco Wholesale Corp. | Reduce -0.2% | 0.24% | −0.03 |
| BFAM Bright Horizons Family Solut | Sold out | 0.00% | −0.03 |
| ROIV Roivant Sciences Ltd. | Sold out | 0.00% | −0.03 |
| KRNT Kornit Digital Ltd. | Sold out | 0.00% | −0.03 |
| ACVA Acv Auctions Inc. Class A | Reduce -23.6% | 0.02% | −0.03 |
| CVCO Cavco Industries Inc. | Sold out | 0.00% | −0.03 |
| RXO Rxo Inc. | Sold out | 0.00% | −0.03 |
| VNOM Viper Energy Inc. | Sold out | 0.00% | −0.03 |
| CWST Casella Waste Systems Inc. Class A | Reduce -2.8% | 0.08% | −0.03 |
| RARE Ultragenyx Pharmaceutical Inc. | Sold out | 0.00% | −0.03 |
| HQY Healthequity Inc. | Reduce -4.5% | 0.11% | −0.02 |
| AL Sumisho Air Lease Corp. | Sold out | 0.00% | −0.02 |
| PNFP Pinnacle Financial Partners | Sold out | 0.00% | −0.02 |
| NE Noble Corp. PLC | Sold out | 0.00% | −0.02 |
| MA Mastercard Inc. Class A | Reduce -0.9% | 0.42% | −0.02 |
| PARSONS CORP (PSN 2.625 03/01/29) | Sold out | 0.00% | −0.02 |
| GDYN Grid Dynamics Holdings Inc. | Reduce -24.2% | 0.02% | −0.02 |
| ITGR Integer Holdings Corp. | Reduce -3.0% | 0.06% | −0.02 |
| LTH Life Time Group Holdings Inc. | Reduce -2.9% | 0.10% | −0.02 |
| MTSI Macom Technology Solutions H | Reduce -2.5% | 0.08% | −0.02 |
| EVERGY INC (EVRG 4.5 12/15/27) | Reduce -67.1% | 0.01% | −0.02 |
| BIOMARIN PHARMACEUTICAL (BMRN 1.25 05/15/27) | Sold out | 0.00% | −0.02 |
| VCEL Vericel Corp. | Reduce -2.5% | 0.04% | −0.02 |
| TXNM TXNM Energy Inc. | Sold out | 0.00% | −0.02 |
Portfolio Buys Q2 2025 → Q3 2025
| SHOP Shopify Inc. Class A | Add +1.3% | 2.62% | +0.50 |
| HLT Hilton Worldwide Holdings Inc. | Add +52.6% | 0.29% | +0.08 |
| KLAC KLA Corp. | Add +48.4% | 0.19% | +0.08 |
| MNST Monster Beverage Corp. | Add +1.7% | 2.16% | +0.08 |
| HD Home Depot Inc. | Add +21.0% | 0.34% | +0.07 |
| ALNY Alnylam Pharmaceuticals Inc. | Add +2.7% | 0.27% | +0.07 |
| BLK BlackRock Inc. | Add +11.4% | 0.40% | +0.06 |
| RMBS Rambus Inc. | Add +177.1% | 0.08% | +0.06 |
| EXTR Extreme Networks Inc. | New | 0.05% | +0.05 |
| TBBK The Bancorp Inc. | Add +56.9% | 0.10% | +0.05 |
| REGN Regeneron Pharmaceuticals | Add +2.0% | 1.33% | +0.05 |
| TT Trane Technologies PLC | Add +38.1% | 0.21% | +0.04 |
| MYRG MYR Group Inc./Delaware | New | 0.04% | +0.04 |
| PGR Progressive Corp. | Add +1987.2% | 0.04% | +0.04 |
| LIF LIFE360 Inc. | New | 0.04% | +0.04 |
| ECG Everus Construction Group | Add +181.4% | 0.05% | +0.04 |
| DOCS Doximity Inc. Class A | Add +5.9% | 0.22% | +0.04 |
| YETI Yeti Holdings Inc. | Add +246.7% | 0.05% | +0.03 |
| FROG Jfrog Ltd. | New | 0.03% | +0.03 |
| MIR Mirion Technologies Inc. | Add +73.5% | 0.08% | +0.03 |
| VNOM Viper Energy Inc. Class A | New | 0.03% | +0.03 |
| AORT Artivion Inc. | New | 0.03% | +0.03 |
| PH Parker Hannifin Corp. | Add +5.8% | 0.37% | +0.03 |
| CCB Coastal Financial Corp. | New | 0.03% | +0.03 |
| OSIS Osi Systems Inc. | Add +68.0% | 0.06% | +0.03 |
| TARS Tarsus Pharmaceuticals Inc. | New | 0.03% | +0.03 |
| EXPD Expeditors Intl Wash Inc. | Add +1.6% | 0.85% | +0.03 |
| PTRN Pattern Group Inc. Class A | New | 0.03% | +0.03 |
| PAY Paymentus Holdings Inc. Class A | New | 0.03% | +0.03 |
| WT Wisdomtree Inc. | New | 0.02% | +0.02 |
| SSB Southstate Bank Corp. | Add +79.3% | 0.05% | +0.02 |
| SN Sharkninja Inc. | New | 0.02% | +0.02 |
| FBK FB Financial Corp. | New | 0.02% | +0.02 |
| SHYG iShares 0-5 YR HY Corp. Bond | New | 0.02% | +0.02 |
| BILL Bill Holdings Inc. | New | 0.02% | +0.02 |
| LGN Legence Corp. Class A | New | 0.02% | +0.02 |
| CXT Crane NXT Co. | Add +33.2% | 0.05% | +0.02 |
| AIR Aar Corp. | Add +1.0% | 0.09% | +0.02 |
| CALX Calix Inc. | Add +51.4% | 0.05% | +0.02 |
| CRSP Crispr Therapeutics AG | Add +6.2% | 0.07% | +0.02 |
| SNOWFLAKE INC (SNOW 0 10/01/29) | New | 0.02% | +0.02 |
| NVS Novartis AG-Sponsored ADR | Add +1.5% | 0.86% | +0.02 |
| CVLT Commvault Systems Inc. | Add +16.0% | 0.10% | +0.02 |
| XYZ Block Inc. | Add +1.7% | 0.66% | +0.02 |
| REZI Resideo Technologies Inc. | New | 0.02% | +0.02 |
| VRDN Viridian Therapeutics Inc. | Add +15.8% | 0.04% | +0.02 |
| TCOM Trip.com Group Ltd.-ADR | Add +2.5% | 0.08% | +0.02 |
| RAL Ralliant Corp. | Add +634.4% | 0.02% | +0.02 |
| FLY Firefly Aerospace Inc. | New | 0.02% | +0.02 |
| OMDA Omada Health Inc. | Add +38.5% | 0.04% | +0.01 |
Notes & Other Activity Q2 2025 → Q3 2025
| BOEING CO/THE (BA 6 10/15/27) | DEP CONV PFD A | Reduce -52.6% | 270,909 | $58.5M |
| APOLLO GLOBAL MANAGEMENT (APO 6.75 07/31/26) | SER A MAND CNV | Reduce -31.6% | 57,235 | $7.6M |
| PG&E CORP (PCG 6 12/01/27 A) | PFD CONV SER A | Reduce -32.9% | 493,155 | $7.4M |
| QXO INC (QXO 5.5 05/15/28 B) | 5.50 DEP PFD | New | 159,307 | $3.0M |
Bonds, preferreds, convertibles and warrants; not part of the stock holdings or percentages above.
All Filings
| Quarter | Positions | 13F Reported Value | Top Holdings |
|---|---|---|---|
| Q2 2026 | 693 | $79.6B | NVDA, GOOGL, TSLA, AMZN, META |
| Q1 2026 | 705 | $74.3B | NVDA, GOOGL, TSLA, META, AMZN |
| Q4 2025 | 683 | $82.9B | NVDA, TSLA, GOOGL, META, AMZN |
| Q3 2025 | 701 | $84.0B | NVDA, TSLA, META, ORCL, NFLX |
| Q2 2025 | 712 | $79.6B | NVDA, META, NFLX, AMZN, TSLA |
| Q1 2025 | 723 | $69.0B | NVDA, META, AMZN, NFLX, TSLA |
| Q4 2024 | 713 | $79.0B | NVDA, TSLA, META, AMZN, NFLX |
| Q3 2024 | 691 | $76.1B | NVDA, META, TSLA, AMZN, GOOGL |
| Q2 2024 | 706 | $72.4B | NVDA, META, AMZN, GOOGL, TSLA |
| Q1 2024 | 692 | $70.2B | NVDA, META, AMZN, V, GOOGL |