Loomis Sayles & Co. L P

In its 13F for Q2 2026 (holdings as of June 30, 2026, filed August 14, 2026), Loomis Sayles & Co. L P reported 693 stock positions worth $79.6 billion. Its top holding was Nvidia (NVDA) at 9.9% of the portfolio, followed by Alphabet Class A (GOOGL, 7.7%) and Tesla (TSLA, 6.7%). Compared with Q1 2026, it opened 76 new positions, sold out of 89, added to 245 and reduced 338. The biggest buy was Microsoft (MSFT, shares +28%) and the biggest sale Qualcomm (QCOM, shares −96%).

Most Recent 13F
Q2 2026
Location
BOSTON, MA
CIK
0000312348
Portfolio Value
$79.6B (Q2 2026)
SEC Filing
0000312348-26-000034 ↗ filed Aug 14, 2026

Holdings Value

0$20.0B$40.0B$60.0B$80.0B$100.0B Q1 2024: $70.2B Q1 2024 Q2 2024: $72.4B Q2 2024 Q3 2024: $76.1B Q3 2024 Q4 2024: $79.0B Q4 2024 Q1 2025: $69.0B Q1 2025 Q2 2025: $79.6B Q2 2025 Q3 2025: $84.0B Q3 2025 Q4 2025: $82.9B Q4 2025 Q1 2026: $74.3B Q1 2026 Q2 2026: $79.6B $79.6B Q2 2026

Holdings 693 stocks · $79.6B

NVDA Nvidia Corp. 9.93% 39,501,911 $7.9B Reduce -3.6%
GOOGL Alphabet Inc. Class A 7.73% 17,217,854 $6.2B Reduce -0.7%
TSLA Tesla Inc. 6.70% 12,679,478 $5.3B Add +0.2%
AMZN Amazon.com Inc. 5.48% 18,291,403 $4.4B Reduce -0.2%
META Meta Platforms Inc. Class A 5.31% 7,504,423 $4.2B Add +0.7%
V Visa Inc. Class A 3.93% 9,110,773 $3.1B Reduce -1.6%
BA The Boeing Co. 3.78% 13,915,261 $3.0B Reduce -1.0%
MSFT Microsoft Corp. 3.65% 7,779,696 $2.9B Add +28.3%
NFLX Netflix Inc. 3.59% 40,017,462 $2.9B Add +5.4%
ORCL Oracle Corp. 3.07% 16,698,361 $2.4B Reduce -0.8%
MNST Monster Beverage Corp. 3.00% 24,849,175 $2.4B Reduce -4.1%
VRTX Vertex Pharmaceuticals Inc. 2.45% 3,920,953 $1.9B Reduce -2.1%
SHOP Shopify Inc. Class A 2.07% 14,408,186 $1.6B Add +0.0%
DIS The Walt Disney Co. filed as DISNEY WALT CO 1.64% 13,574,038 $1.3B Reduce -3.0%
ADSK Autodesk Inc. 1.55% 6,335,468 $1.2B Add +10.4%
REGN Regeneron Pharmaceuticals 1.46% 1,859,172 $1.2B Reduce -2.8%
CRM Salesforce Inc. 1.27% 6,452,463 $1.0B Add +6.5%
GOOG Alphabet Inc. Class C 1.21% 2,716,368 $959.8M Reduce -4.6%
SBUX Starbucks Corp. 1.17% 9,132,297 $933.2M Reduce -2.6%
EXPD Expeditors Intl Wash Inc. 1.13% 5,497,102 $895.9M Reduce -2.1%
NVO Novo-Nordisk A/S-Spons ADR 1.12% 18,594,352 $891.4M Add +9.3%
DE Deere & Co. 1.09% 1,367,369 $867.4M Reduce -0.5%
NVS Novartis AG-Sponsored ADR 1.03% 5,239,309 $821.1M Reduce -3.4%
SEIC Sei Investments Company 0.93% 8,482,052 $744.0M Reduce -1.7%
TMO Thermo Fisher Scientific Inc. 0.83% 1,315,185 $659.4M Reduce -3.6%
ISRG Intuitive Surgical Inc. 0.83% 1,656,156 $658.6M Reduce -2.6%
BKNG Booking Holdings Inc. 0.76% 3,414,019 $608.5M Add +11.1%
YUM Yum! Brands Inc. 0.74% 3,673,461 $587.2M Reduce -1.8%
XYZ Block Inc. 0.70% 7,340,417 $557.9M Reduce -1.1%
MA Mastercard Inc. Class A 0.47% 726,071 $372.9M Add +18.0%
LSGR Natixis Loomis Focused Grwth 0.43% 8,087,491 $340.7M Add +8.0%
ILMN Illumina Inc. 0.43% 1,931,948 $339.7M Reduce -34.4%
SPGI S&P Global Inc. 0.42% 813,725 $331.4M Add +20.6%
FDS Factset Research Systems Inc. 0.42% 1,439,274 $331.1M Reduce -2.6%
AVGO Broadcom Inc. 0.41% 871,078 $329.0M Add +1283.8%
NKE Nike Inc. Class B 0.40% 7,806,708 $320.5M Reduce -1.5%
TT Trane Technologies PLC 0.37% 591,726 $290.6M Add +16.6%
WDAY Workday Inc. Class A 0.35% 2,295,182 $281.0M Add +10.4%
ARM Arm Holdings PLC-ADR 0.35% 785,168 $278.4M Reduce -8.7%
CMI Cummins Inc. 0.32% 355,936 $253.9M Add +6.1%
TSM Taiwan Semiconductor-SP ADR 0.29% 486,273 $232.2M Reduce -25.7%
KLAC KLA Corp. 0.29% 769,321 $232.1M Reduce -38.4%
MELI MercadoLibre Inc. 0.27% 124,382 $211.1M Add +36.4%
PH Parker Hannifin Corp. 0.26% 208,634 $204.1M Reduce -14.6%
HLT Hilton Worldwide Holdings Inc. 0.25% 607,632 $200.8M Reduce -16.3%
GS Goldman Sachs Group Inc. 0.24% 191,453 $193.6M Reduce -10.2%
BLK BlackRock Inc. 0.24% 198,459 $190.8M Reduce -5.3%
JPM JPMorgan Chase & Co. 0.24% 582,767 $190.8M Reduce -9.0%
ORLY O'reilly Automotive Inc. 0.24% 2,035,771 $187.5M Reduce -3.4%
ALNY Alnylam Pharmaceuticals Inc. 0.22% 580,187 $174.7M Add +13.3%
COST Costco Wholesale Corp. 0.21% 178,361 $166.9M Reduce -7.4%
PGR Progressive Corp. 0.20% 737,746 $161.2M Reduce -3.0%
ABNB Airbnb Inc. Class A 0.16% 915,294 $131.0M Reduce -18.6%
RBC RBC Bearings Inc. 0.16% 192,977 $124.3M Reduce -5.4%
HD Home Depot Inc. 0.15% 339,950 $119.9M Reduce -25.9%
AEIS Advanced Energy Industries 0.15% 318,553 $118.8M Reduce -5.3%
LIN Linde PLC 0.15% 222,955 $115.7M Reduce -27.9%
ATI Ati Inc. 0.14% 581,326 $114.6M Reduce -11.0%
ALGM Allegro Microsystems Inc. 0.14% 1,619,931 $112.8M Reduce -3.2%
LTH Life Time Group Holdings Inc. 0.13% 2,447,594 $100.0M Reduce -5.2%
ROP Roper Technologies Inc. 0.13% 294,586 $99.7M Reduce -31.8%
MRX Marex UK Holdings Ltd. filed as MAREX GROUP PLC 0.12% 1,626,702 $99.1M Reduce -15.2%
DHR Danaher Corp. 0.12% 516,918 $98.5M Reduce -7.2%
ACA Arcosa Inc. 0.12% 666,203 $96.8M Reduce -16.0%
MTD Mettler-Toledo International 0.12% 74,525 $95.2M Reduce -30.6%
LGND Ligand Pharmaceuticals 0.12% 291,805 $92.2M Reduce -17.4%
UNH Unitedhealth Group Inc. 0.11% 218,190 $90.7M Add +31.0%
ESE Esco Technologies Inc. 0.11% 256,813 $89.9M Reduce -14.6%
TWST Twist Bioscience Corp. 0.11% 861,309 $88.6M Add +75.0%
MOG.A Moog Inc. Class A 0.11% 204,728 $86.8M Reduce -3.0%
ABEV Ambev SA-ADR 0.11% 27,000,448 $84.8M Add +31.8%
MRCY Mercury Systems Inc. 0.10% 681,142 $83.3M Add +5.5%
AIR Aar Corp. 0.10% 582,574 $83.3M Reduce -8.8%
ALKS Alkermes PLC 0.10% 1,585,518 $83.1M Reduce -11.2%
EXTR Extreme Networks Inc. 0.10% 2,536,716 $82.1M Reduce -6.6%
HXL Hexcel Corp. 0.10% 820,224 $82.1M Add +1.8%
HQY Healthequity Inc. 0.10% 908,554 $82.1M Reduce -2.5%
UBER TECHNOLOGIES INC (UBER 0.875 12/01/28 2028) 0.10% 1,131,484 $81.6M Add +530.7%
MTSI Macom Technology Solutions H 0.10% 206,610 $78.6M Reduce -35.9%
SNX TD Synnex Corp. 0.09% 263,832 $70.5M Reduce -6.4%
MYRG MYR Group Inc./Delaware 0.09% 140,594 $70.4M Reduce -17.3%
YUMC Yum China Holdings Inc. 0.09% 1,712,698 $70.0M Reduce -60.1%
SUPN Supernus Pharmaceuticals Inc. 0.09% 1,475,192 $68.6M Add +3.5%
APP AppLovin Corp. Class A 0.08% 130,535 $67.3M Add +5031.1%
ITT Itt Inc. 0.08% 337,957 $66.8M Reduce -2.8%
ECG Everus Construction Group 0.08% 401,870 $66.7M Reduce -6.7%
STRL Sterling Infrastructure Inc. 0.08% 79,362 $66.6M Reduce -50.9%
COCO The Vita Coco Co. Inc. 0.08% 1,001,278 $66.2M Reduce -6.7%
GKOS Glaukos Corp. 0.08% 469,388 $65.6M Add +11.4%
OII Oceaneering Intl Inc. 0.08% 1,606,095 $65.1M Reduce -5.5%
YETI Yeti Holdings Inc. filed as YETI HLDGS INC 0.08% 1,298,563 $64.4M Reduce -1.3%
TCOM Trip.com Group Ltd.-ADR 0.08% 1,586,606 $63.2M Add +62.5%
RMBS Rambus Inc. 0.08% 470,934 $62.5M Reduce -28.6%
LGN Legence Corp. Class A 0.08% 732,152 $62.4M Reduce -18.7%
BOOT Boot Barn Holdings Inc. 0.08% 370,419 $60.8M Reduce -3.5%
ROAD Construction Partners Inc. Class A 0.08% 505,741 $60.1M Reduce -6.7%
NXPI NXP Semiconductors NV 0.07% 210,202 $59.1M Add +17.7%
IWF iShares Russell 1000 Growth 0.07% 475,532 $59.0M Add +53.7%
AXSM Axsome Therapeutics Inc. 0.07% 239,490 $58.6M Reduce -6.7%
DCO Ducommun Inc. 0.07% 309,462 $57.3M Add +22.6%

Show all 693 holdings

Other holdings (7): bonds, preferreds, convertibles and warrants · $174.7M (not counted above)
SecurityClassShares / PrincipalValueChange
ALPHABET INC (GOOGL 6.25 05/15/29 B) DEP SHS RP1/20 B 206,029$72.8MNew
ALPHABET INC (GOOGL 6.25 05/15/29 A) DEP SHS RP1/20 A 178,094$63.6MNew
PG&E CORP (PCG 6 12/01/27 A) PFD CONV SER A 807,216$13.6MAdd +22.5%
ALBEMARLE CORP (ALB 7.25 03/01/27) 7.25% DEP SHS A 80,751$10.9MAdd +294.4%
ORACLE CORP (ORCL 6.5 01/15/29 D) 6.5 DEP CUM SR D 65,174$9.6MReduce -14.9%
BOEING CO/THE (BA 6 10/15/27) DEP CONV PFD A 19,349$4.2MReduce -0.2%
QXO INC (QXO 5.5 05/15/28 B) 5.50 DEP PFD 1,732$30KNo change
Lines left out (7) · $299 — a value with no share or principal amount
SecurityClassSharesValue
ADI Analog Devices Inc. COM0$97
LHX L3HARRIS Technologies Inc. COM0$73
MCHP Microchip Technology Inc. COM0$43
AJG Arthur J Gallagher & Co. COM0$39
CCI Crown Castle Inc. COM0$30
DEO Diageo PLC-Sponsored ADR SPON ADR NEW0$15
CTAS Cintas Corp. COM0$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: $79.8B.

Portfolio Sells Q1 2026 → Q2 2026

QCOM Qualcomm Inc. Reduce -95.6% 0.04% −0.69
REGN Regeneron Pharmaceuticals Reduce -2.8% 1.46% −0.53
PYPL PayPal Holdings Inc. Reduce -96.0% 0.01% −0.37
ORCL Oracle Corp. Reduce -0.8% 3.07% −0.26
ISRG Intuitive Surgical Inc. Reduce -2.6% 0.83% −0.23
YUMC Yum China Holdings Inc. Reduce -60.1% 0.09% −0.19
ECHOSTAR CORP (ECHO 3.875 11/30/30) Reduce -65.3% 0.07% −0.18
DIS The Walt Disney Co. Reduce -3.0% 1.64% −0.17
NKE Nike Inc. Class B Reduce -1.5% 0.40% −0.16
EXPE Expedia Group Inc. Reduce -81.8% 0.02% −0.10
BABA Alibaba Group Holding-SP ADR Reduce -96.4% 0.00% −0.09
NVS Novartis AG-Sponsored ADR Reduce -3.4% 1.03% −0.08
ROP Roper Technologies Inc. Reduce -31.8% 0.13% −0.08
TMO Thermo Fisher Scientific Inc. Reduce -3.6% 0.83% −0.07
MTD Mettler-Toledo International Reduce -30.6% 0.12% −0.06
SLAB Silicon Laboratories Inc. Sold out 0.00% −0.06
OSIS Osi Systems Inc. Reduce -88.1% 0.01% −0.06
CRSP Crispr Therapeutics AG Sold out 0.00% −0.06
ILMN Illumina Inc. Reduce -34.4% 0.43% −0.06
LIN Linde PLC Reduce -27.9% 0.15% −0.06
HD Home Depot Inc. Reduce -25.9% 0.15% −0.05
COST Costco Wholesale Corp. Reduce -7.4% 0.21% −0.05
AORT Artivion Inc. Sold out 0.00% −0.05
YUM Yum! Brands Inc. Reduce -1.8% 0.74% −0.05
HLT Hilton Worldwide Holdings Inc. Reduce -16.3% 0.25% −0.04
INSM Insmed Inc. Sold out 0.00% −0.04
EVTC Evertec Inc. Sold out 0.00% −0.04
SITE Siteone Landscape Supply Inc. Sold out 0.00% −0.04
PH Parker Hannifin Corp. Reduce -14.6% 0.26% −0.04
KTOS Kratos Defense & Security Sold out 0.00% −0.04
ITRI Itron Inc. Sold out 0.00% −0.03
IBP Installed Building Products Sold out 0.00% −0.03
CARG Cargurus Inc. Sold out 0.00% −0.03
BLK BlackRock Inc. Reduce -5.3% 0.24% −0.03
PLGO Pelagos Insurance Capital LT Reduce -93.2% 0.00% −0.03
ENSG The Ensign Group Inc. Reduce -36.7% 0.03% −0.03
ADVANCED ENERGY IND (AEIS 2.5 09/15/28) Reduce -89.8% 0.00% −0.03
HURN Huron Consulting Group Inc. Reduce -40.0% 0.02% −0.03
ABNB Airbnb Inc. Class A Reduce -18.6% 0.16% −0.03
ORLY O'reilly Automotive Inc. Reduce -3.4% 0.24% −0.03
MGY Magnolia Oil & Gas Corp. Class A Reduce -5.3% 0.07% −0.03
CDRE Cadre Holdings Inc. Sold out 0.00% −0.03
VRDN Viridian Therapeutics Inc. Sold out 0.00% −0.02
CIEN Ciena Corp. Reduce -57.4% 0.02% −0.02
CIGI Colliers Intl GR-Subord Vot Reduce -15.5% 0.05% −0.02
DAN Dana Inc. Reduce -17.3% 0.04% −0.02
PLNT Planet Fitness Inc. Class A Sold out 0.00% −0.02
VNT Vontier Corp. Reduce -33.0% 0.02% −0.02
BJ Bj's Wholesale Club Holdings Sold out 0.00% −0.02
VNOM Viper Energy Inc. Class A Reduce -27.8% 0.03% −0.02

Portfolio Buys Q1 2026 → Q2 2026

MSFT Microsoft Corp. Add +28.3% 3.65% +0.62
AVGO Broadcom Inc. Add +1283.8% 0.41% +0.39
TSLA Tesla Inc. Add +0.2% 6.70% +0.37
NVO Novo-Nordisk A/S-Spons ADR Add +9.3% 1.12% +0.28
UBER TECHNOLOGIES INC (UBER 0.875 12/01/28 2028) Add +530.7% 0.10% +0.09
APP AppLovin Corp. Class A Add +5031.1% 0.08% +0.08
TT Trane Technologies PLC Add +16.6% 0.37% +0.08
TWST Twist Bioscience Corp. Add +75.0% 0.11% +0.08
CMI Cummins Inc. Add +6.1% 0.32% +0.08
BKNG Booking Holdings Inc. Add +11.1% 0.76% +0.07
SMTC Semtech Corp. New 0.06% +0.06
MA Mastercard Inc. Class A Add +18.0% 0.47% +0.05
UNH Unitedhealth Group Inc. Add +31.0% 0.11% +0.05
MELI MercadoLibre Inc. Add +36.4% 0.27% +0.05
RYAN Ryan Specialty Holdings Inc. New 0.05% +0.05
ATEN A10 Networks Inc. New 0.04% +0.04
MRCY Mercury Systems Inc. Add +5.5% 0.10% +0.04
ONTO Onto Innovation Inc. Add +62.1% 0.06% +0.04
OVV Ovintiv Inc. New 0.04% +0.04
AIP Arteris Inc. New 0.03% +0.03
LIND Lindblad Expeditions Holding New 0.03% +0.03
LSGR Natixis Loomis Focused Grwth Add +8.0% 0.43% +0.03
TCBI Texas Capital Bancshares Inc. New 0.03% +0.03
VSH Vishay Intertechnology Inc. New 0.03% +0.03
DCO Ducommun Inc. Add +22.6% 0.07% +0.03
FTRE Fortrea Holdings Inc. Add +33.9% 0.05% +0.03
SPGI S&P Global Inc. Add +20.6% 0.42% +0.03
IWF iShares Russell 1000 Growth Add +53.7% 0.07% +0.03
PTRN Pattern Group Inc. Class A Add +0.4% 0.06% +0.03
RELY Remitly Global Inc. New 0.03% +0.03
CDNL Cardinal Infrastructure GR-A New 0.03% +0.03
NEO Neogenomics Inc. Add +30.4% 0.05% +0.03
ROG Rogers Corp. New 0.03% +0.03
NXPI NXP Semiconductors NV Add +17.7% 0.07% +0.03
DCOM Dime Commercial Bancshares I New 0.03% +0.03
SEPN Septerna Inc. New 0.03% +0.03
ABEV Ambev SA-ADR Add +31.8% 0.11% +0.03
OBK Origin Bancorp Inc. New 0.03% +0.03
SNDX Syndax Pharmaceuticals Inc. New 0.03% +0.03
VCEL Vericel Corp. Add +23.1% 0.07% +0.02
FIRSTENERGY CORP (FE 3.875 01/15/31) New 0.02% +0.02
CRL Charles River Laboratories Add +30.8% 0.06% +0.02
CXT Crane NXT Co. Add +37.4% 0.06% +0.02
FBNC First Bancorp New 0.02% +0.02
RACE Ferrari NV Add +69.0% 0.05% +0.02
CYBERARK SOFTWARE LTD (CYBR 0 06/15/30) New 0.02% +0.02
MKS INC (MKSI 1.25 06/01/30) Add +44.4% 0.04% +0.02
Q Qnity Electronics Inc. Add +27.4% 0.06% +0.02
VT Vanguard Tot World STK ETF New 0.02% +0.02
RRX Regal Rexnord Corp. New 0.02% +0.02

Notes & Other Activity Q1 2026 → Q2 2026

ALPHABET INC (GOOGL 6.25 05/15/29 B) DEP SHS RP1/20 B New 206,029 $72.8M
ALPHABET INC (GOOGL 6.25 05/15/29 A) DEP SHS RP1/20 A New 178,094 $63.6M
PG&E CORP (PCG 6 12/01/27 A) PFD CONV SER A Add +22.5% 807,216 $13.6M
ALBEMARLE CORP (ALB 7.25 03/01/27) 7.25% DEP SHS A Add +294.4% 80,751 $10.9M
ORACLE CORP (ORCL 6.5 01/15/29 D) 6.5 DEP CUM SR D Reduce -14.9% 65,174 $9.6M
BOEING CO/THE (BA 6 10/15/27) DEP CONV PFD A Reduce -0.2% 19,349 $4.2M
APOLLO GLOBAL MANAGEMENT (APO 6.75 07/31/26) SER A MAND CNV Sold out 30,475 $3.4Mbefore exit

Bonds, preferreds, convertibles and warrants; not part of the stock holdings or percentages above.

All Filings

QuarterPositions13F Reported ValueTop Holdings
Q2 2026 693$79.6BNVDA, GOOGL, TSLA, AMZN, META
Q1 2026 705$74.3BNVDA, GOOGL, TSLA, META, AMZN
Q4 2025 683$82.9BNVDA, TSLA, GOOGL, META, AMZN
Q3 2025 701$84.0BNVDA, TSLA, META, ORCL, NFLX
Q2 2025 712$79.6BNVDA, META, NFLX, AMZN, TSLA
Q1 2025 723$69.0BNVDA, META, AMZN, NFLX, TSLA
Q4 2024 713$79.0BNVDA, TSLA, META, AMZN, NFLX
Q3 2024 691$76.1BNVDA, META, TSLA, AMZN, GOOGL
Q2 2024 706$72.4BNVDA, META, AMZN, GOOGL, TSLA
Q1 2024 692$70.2BNVDA, META, AMZN, V, GOOGL