THORNBURG INVESTMENT MANAGEMENT INC portfolio
Managed by . 171 reported positions worth $9.6B as of 2026-03-31, filed with the SEC on 2026-05-12. Parsed from the filing itself, not a reseller.
Every position on this page is a snapshot of 2026-03-31. It was already 42 days old on 2026-05-12, the day it first became public. Today it is 134 days old.
That lag is the law, not a service level — Rule 13f-1 gives managers 45 days after quarter end to file, and no product can shorten it. A fund can have sold every share below before you read this sentence. Treat it as a record of what happened, never as a position you can follow.
Positions opened and closed
Against its 2025-12-31 filing. This is the part worth reading — the holdings table below is mostly years old.
| Ticker | Issuer | Value | Shares | % of book |
|---|---|---|---|---|
| TTE | TOTALENERGIES SE | $1.1B | 11,660,983 | 11.31% |
| AZN | ASTRAZENECA PLC | $555.7M | 2,858,651 | 5.77% |
| VB | VANGUARD INDEX FDS | $16.9M | 64,480 | 0.18% |
| NFLX | NETFLIX INC. | $12.1M | 125,985 | 0.13% |
| PNFP | PINNACLE FINL PARTNERS INC | $12.0M | 139,204 | 0.12% |
| SPGI | S&P GLOBAL INC | $2.4M | 5,547 | 0.02% |
| AAMI | ACADIAN ASSET MANAGEMENT INC | $1.5M | 27,786 | 0.02% |
| RPRX | ROYALTY PHARMA PLC | $1.5M | 31,409 | 0.02% |
| VSXY | VICTORIAS SECRET AND CO | $1.5M | 32,032 | 0.02% |
| TME | TENCENT MUSIC ENTMT GROUP | $1.4M | 151,834 | 0.01% |
| HEI/A | HEICO CORP NEW | $1.2M | 5,512 | 0.01% |
| RDDT | REDDIT INC | $1.1M | 8,431 | 0.01% |
| PGR | PROGRESSIVE CORP | $1.1M | 5,670 | 0.01% |
| GWRE | GUIDEWIRE SOFTWARE INC | $881,058 | 5,891 | 0.01% |
| TPR | TAPESTRY INC | $865,004 | 6,130 | 0.01% |
| VEEV | VEEVA SYS INC | $843,695 | 4,803 | 0.01% |
| WPM | WHEATON PRECIOUS METALS CORP | $637,757 | 4,868 | 0.01% |
| RBRK | RUBRIK INC. | $588,473 | 12,017 | 0.01% |
| TMUS | T-MOBILE US INC | $575,272 | 2,739 | 0.01% |
| CDNS | CADENCE DESIGN SYSTEM INC | $571,857 | 2,058 | 0.01% |
| LITE | LUMENTUM HLDGS INC | $560,100 | 797 | 0.01% |
| DDOG | DATADOG INC | $553,182 | 4,686 | 0.01% |
| KRMN | KARMAN HLDGS INC | $483,822 | 6,044 | 0.01% |
| XYZ 0 05/01/26 | BLOCK INC | $322,694 | 324,000 | 0.00% |
| Ticker | Issuer | Was worth | Shares | % of book |
|---|---|---|---|---|
| AZNN | ASTRAZENECA PLC | $46.5M | 505,985 | 0.00% |
| FLUT | FLUTTER ENTMT PLC | $14.2M | 66,216 | 0.00% |
| PINNACLE FINL PARTNERS I | PINNACLE FINL PARTNERS INC | $13.2M | 138,594 | 0.00% |
| TTAN | SERVICETITAN INC | $13.2M | 124,159 | 0.00% |
| CVSA | ADTALEM GLOBAL ED INC | $12.8M | 123,239 | 0.00% |
| TCOM | TRIP COM GROUP LTD | $12.7M | 176,758 | 0.00% |
| WD | WALKER & DUNLOP INC | $9.6M | 160,103 | 0.00% |
| VRRM | VERRA MOBILITY CORP | $8.0M | 356,591 | 0.00% |
| STKL | SUNOPTA INC | $7.9M | 2,074,489 | 0.00% |
| CASY | CASEYS GEN STORES INC | $7.7M | 14,020 | 0.00% |
| CXT | CRANE NXT CO | $6.7M | 142,960 | 0.00% |
| NTNX | NUTANIX INC | $6.7M | 129,597 | 0.00% |
| AVTR | AVANTOR INC | $6.6M | 576,959 | 0.00% |
| MNDY | MONDAY COM LTD | $6.2M | 41,714 | 0.00% |
| NTSK | NETSKOPE INC | $5.3M | 302,288 | 0.00% |
| BROS | DUTCH BROS INC | $5.3M | 85,792 | 0.00% |
| ENTG | ENTEGRIS INC | $4.3M | 51,267 | 0.00% |
| FRPT | FRESHPET INC | $3.9M | 64,667 | 0.00% |
| FOUR | SHIFT4 PMTS INC | $3.6M | 56,879 | 0.00% |
| CHDN | CHURCHILL DOWNS INC | $3.2M | 28,342 | 0.00% |
| INSP | INSPIRE MED SYS INC | $2.3M | 25,197 | 0.00% |
| CCB | COASTAL FINL CORP WA | $2.2M | 19,252 | 0.00% |
| AS | AMER SPORTS INC | $1.5M | 40,253 | 0.00% |
| ABNB 0 03/15/26 | AIRBNB INC | $1.3M | 1,350,000 | 0.00% |
| WCN | WASTE CONNECTIONS INC | $760,536 | 4,337 | 0.00% |
| Ticker | Issuer | Value | Shares | % of book | Shares Δ |
|---|---|---|---|---|---|
| T | AT&T INC | $900.0M | 31,045,244 | 9.34% | +7% |
| AVGO | BROADCOM INC | $644.9M | 2,083,646 | 6.69% | +1% |
| TRP | TC ENERGY CORP | $295.0M | 4,720,722 | 3.06% | +17% |
| TSM | TAIWAN SEMICONDUCTOR MFG LTD | $237.0M | 701,352 | 2.46% | +9% |
| CSCO | CISCO SYS INC | $226.1M | 2,914,333 | 2.35% | +2% |
| ENB | ENBRIDGE INC | $197.2M | 3,641,034 | 2.05% | +1% |
| EQH | EQUITABLE HLDGS INC | $185.3M | 4,994,205 | 1.92% | +2% |
| MDT | MEDTRONIC PLC | $174.8M | 2,017,077 | 1.81% | +5% |
| RF | REGIONS FINANCIAL CORP NEW | $170.2M | 6,515,272 | 1.77% | +5% |
| FCX | FREEPORT-MCMORAN INC | $166.7M | 2,836,234 | 1.73% | +1% |
| SOBO | SOUTH BOW CORP | $120.7M | 3,632,875 | 1.25% | +28% |
| ABBV | ABBVIE INC | $109.4M | 502,832 | 1.14% | +25% |
| BZ | KANZHUN LIMITED | $83.5M | 6,232,846 | 0.87% | +2% |
| BABA | ALIBABA GROUP HLDG LTD | $76.6M | 610,184 | 0.79% | +4% |
| SCHW | SCHWAB CHARLES CORP | $76.1M | 809,560 | 0.79% | +7% |
| Ticker | Issuer | Value | Shares | % of book | Shares Δ |
|---|---|---|---|---|---|
| ICLR | ICON PLC | $665,067 | 6,010 | 0.01% | -89% |
| BMRN | BIOMARIN PHARMACEUTICAL INC | $599,246 | 10,608 | 0.01% | -88% |
| VEU | VANGUARD INTL EQUITY INDEX F | $269,909 | 3,594 | 0.00% | -85% |
| STEP | STEPSTONE GROUP INC | $774,257 | 16,225 | 0.01% | -77% |
| MIR | MIRION TECHNOLOGIES INC | $959,188 | 51,597 | 0.01% | -77% |
| GKOS | GLAUKOS CORP | $1.2M | 10,886 | 0.01% | -77% |
| ONON | ON HLDG AG | $521,663 | 15,334 | 0.01% | -77% |
| PODD | INSULET CORP | $681,770 | 3,249 | 0.01% | -77% |
| AVAV | AEROVIRONMENT INC | $586,858 | 3,206 | 0.01% | -77% |
| MAREX GROUP PLC | MAREX GROUP PLC | $18.2M | 408,877 | 0.19% | -63% |
| IOT | SAMSARA INC | $1.1M | 35,873 | 0.01% | -61% |
| BJ | BJS WHSL CLUB HLDGS INC | $5.2M | 52,579 | 0.05% | -57% |
| CCC | CCC INTELLIGENT SOLUTIONS HL | $2.7M | 447,744 | 0.03% | -52% |
| TDG | TRANSDIGM GROUP INC | $34.4M | 29,662 | 0.36% | -38% |
| CLH | CLEAN HARBORS INC | $10.8M | 37,762 | 0.11% | -38% |
Largest 150 of 171 holdings
| Ticker | Issuer | Value | Shares | % of book | Shares Δ |
|---|---|---|---|---|---|
| TTE | TOTALENERGIES SE | $1.1B | 11,660,983 | 11.31% | — |
| C | CITIGROUP INC | $905.9M | 7,988,210 | 9.40% | — |
| T | AT&T INC | $900.0M | 31,045,244 | 9.34% | — |
| AVGO | BROADCOM INC | $644.9M | 2,083,646 | 6.69% | — |
| AZN | ASTRAZENECA PLC | $555.7M | 2,858,651 | 5.77% | — |
| MRK | MERCK & CO INC | $448.5M | 3,728,673 | 4.66% | — |
| CME | CME GROUP INC | $338.3M | 1,145,442 | 3.51% | — |
| TRP | TC ENERGY CORP | $295.0M | 4,720,722 | 3.06% | — |
| TSM | TAIWAN SEMICONDUCTOR MFG LTD | $237.0M | 701,352 | 2.46% | — |
| CSCO | CISCO SYS INC | $226.1M | 2,914,333 | 2.35% | — |
| ENB | ENBRIDGE INC | $197.2M | 3,641,034 | 2.05% | — |
| EQH | EQUITABLE HLDGS INC | $185.3M | 4,994,205 | 1.92% | — |
| MDT | MEDTRONIC PLC | $174.8M | 2,017,077 | 1.81% | — |
| HD | HOME DEPOT INC | $171.4M | 521,009 | 1.78% | — |
| RF | REGIONS FINANCIAL CORP NEW | $170.2M | 6,515,272 | 1.77% | — |
| FCX | FREEPORT-MCMORAN INC | $166.7M | 2,836,234 | 1.73% | — |
| CP | CANADIAN PACIFIC KANSAS CITY | $159.6M | 2,028,713 | 1.66% | — |
| LIN | LINDE PLC | $135.4M | 274,372 | 1.41% | — |
| ALC | ALCON AG | $128.4M | 1,708,677 | 1.33% | — |
| GOOGL | ALPHABET INC | $122.2M | 424,942 | 1.27% | — |
| SOBO | SOUTH BOW CORP | $120.7M | 3,632,875 | 1.25% | — |
| FERROVIAL SE | FERROVIAL SE | $111.6M | 1,739,341 | 1.16% | — |
| ABBV | ABBVIE INC | $109.4M | 502,832 | 1.14% | — |
| BZ | KANZHUN LIMITED | $83.5M | 6,232,846 | 0.87% | — |
| LYB | LYONDELLBASELL INDUSTRIES NV | $78.7M | 977,081 | 0.82% | — |
| BABA | ALIBABA GROUP HLDG LTD | $76.6M | 610,184 | 0.79% | — |
| SCHW | SCHWAB CHARLES CORP | $76.1M | 809,560 | 0.79% | — |
| META | META PLATFORMS INC | $72.2M | 126,216 | 0.75% | — |
| CIM | CHIMERA INVT CORP | $68.7M | 5,476,302 | 0.71% | — |
| SLRC | SLR INVESTMENT CORP | $66.3M | 4,633,431 | 0.69% | — |
| PFE | PFIZER INC | $63.0M | 2,242,186 | 0.65% | — |
| LLY | ELI LILLY & CO | $55.3M | 60,178 | 0.57% | — |
| MELI | MERCADOLIBRE INC | $53.6M | 31,022 | 0.56% | — |
| MA | MASTERCARD INCORPORATED | $48.9M | 97,913 | 0.51% | — |
| BKNG | BOOKING HOLDINGS INC | $47.2M | 11,211 | 0.49% | — |
| CACI | CACI INTL INC | $46.0M | 84,568 | 0.48% | — |
| LHX | L3HARRIS TECHNOLOGIES INC | $43.7M | 126,698 | 0.45% | — |
| ADBE | ADOBE INC | $42.2M | 173,515 | 0.44% | — |
| TJX | TJX COS INC NEW | $42.1M | 263,663 | 0.44% | — |
| MFIC | MIDCAP FINANCIAL INVSTMNT CO | $36.4M | 3,237,783 | 0.38% | — |
| TDG | TRANSDIGM GROUP INC | $34.4M | 29,662 | 0.36% | — |
| RACE | FERRARI N V | $32.5M | 96,042 | 0.34% | — |
| SE | SEA LTD | $30.6M | 369,873 | 0.32% | — |
| VRT | VERTIV HOLDINGS CO | $28.8M | 115,016 | 0.30% | — |
| SHOP | SHOPIFY INC | $27.7M | 233,601 | 0.29% | — |
| ASML | ASML HLDG NV | $25.8M | 19,513 | 0.27% | — |
| COF | CAPITAL ONE FINL CORP | $25.5M | 139,670 | 0.26% | — |
| AMD | ADVANCED MICRO DEVICES INC | $24.9M | 122,568 | 0.26% | — |
| FTI | TECHNIPFMC PLC | $23.0M | 333,174 | 0.24% | — |
| ANET | ARISTA NETWORKS INC | $20.7M | 168,348 | 0.21% | — |
| MUFG | MITSUBISHI UFJ FINANCIAL GRO | $18.3M | 1,077,231 | 0.19% | — |
| MAREX GROUP PLC | MAREX GROUP PLC | $18.2M | 408,877 | 0.19% | — |
| ACWX | ISHARES TR | $18.0M | 263,169 | 0.19% | — |
| SN | SHARKNINJA INC | $18.0M | 169,821 | 0.19% | — |
| COHR | COHERENT CORP | $17.8M | 74,771 | 0.18% | — |
| SAP | SAP SE | $17.4M | 101,507 | 0.18% | — |
| ING | ING GROEP N.V. | $17.4M | 666,239 | 0.18% | — |
| CMCSA 2 10/15/29 | COMCAST HOLDINGS CORP | $17.2M | 281,010 | 0.18% | — |
| VB | VANGUARD INDEX FDS | $16.9M | 64,480 | 0.18% | — |
| MTSI | MACOM TECH SOLUTIONS HLDGS I | $16.6M | 74,613 | 0.17% | — |
| CWST | CASELLA WASTE SYS INC | $16.1M | 203,167 | 0.17% | — |
| DCO | DUCOMMUN INC DEL | $15.9M | 130,431 | 0.17% | — |
| AER | AERCAP HOLDINGS NV | $15.8M | 115,348 | 0.16% | — |
| AIT | APPLIED INDL TECHNOLOGIES IN | $15.0M | 56,414 | 0.16% | — |
| ITT | ITT INC | $14.9M | 77,958 | 0.15% | — |
| BLDR | BUILDERS FIRSTSOURCE INC | $14.7M | 179,104 | 0.15% | — |
| SONY | SONY GROUP CORP | $13.9M | 669,134 | 0.14% | — |
| BAP | CREDICORP LTD | $13.8M | 40,584 | 0.14% | — |
| AGX | ARGAN INC | $13.5M | 24,848 | 0.14% | — |
| CIGI | COLLIERS INTL GROUP INC | $13.2M | 123,834 | 0.14% | — |
| TLN | TALEN ENERGY CORP | $13.0M | 40,611 | 0.13% | — |
| EFA | ISHARES TR | $12.5M | 128,249 | 0.13% | — |
| NFLX | NETFLIX INC. | $12.1M | 125,985 | 0.13% | — |
| NU | NU HLDGS LTD | $12.1M | 840,203 | 0.13% | — |
| XPO | XPO INC | $12.1M | 62,018 | 0.13% | — |
| PNFP | PINNACLE FINL PARTNERS INC | $12.0M | 139,204 | 0.12% | — |
| MAKEMYTRIP LIMITED MAURI | MAKEMYTRIP LIMITED MAURITIUS | $11.3M | 302,535 | 0.12% | — |
| WAL | WESTERN ALLIANCE BANCORP | $11.2M | 158,357 | 0.12% | — |
| CLBT | CELLEBRITE DI LTD | $11.2M | 811,748 | 0.12% | — |
| LPLA | LPL FINL HLDGS INC | $11.1M | 37,010 | 0.12% | — |
| XP | XP INC | $10.9M | 570,057 | 0.11% | — |
| CLH | CLEAN HARBORS INC | $10.8M | 37,762 | 0.11% | — |
| SHEL | SHELL PLC | $10.6M | 113,874 | 0.11% | — |
| MYRG | MYR GROUP INC | $10.5M | 37,351 | 0.11% | — |
| TRU | TRANSUNION | $10.5M | 151,605 | 0.11% | — |
| DTM | DT MIDSTREAM INC | $10.4M | 77,547 | 0.11% | — |
| MSFT | MICROSOFT CORP | $10.2M | 27,521 | 0.11% | — |
| THC | TENET HEALTHCARE CORP | $9.8M | 52,134 | 0.10% | — |
| AIZ | ASSURANT INC | $9.7M | 44,316 | 0.10% | — |
| AGYS | AGILYSYS INC | $9.0M | 126,433 | 0.09% | — |
| SXT | SENSIENT TECHNOLOGIES CORP | $8.8M | 101,425 | 0.09% | — |
| P | EVERPURE INC | $8.7M | 147,434 | 0.09% | — |
| ACA | ARCOSA INC | $8.5M | 79,739 | 0.09% | — |
| MU | MICRON TECHNOLOGY INC | $8.3M | 24,621 | 0.09% | — |
| PJT | PJT PARTNERS INC | $7.8M | 56,023 | 0.08% | — |
| WH | WYNDHAM HOTELS & RESORTS INC | $7.8M | 96,056 | 0.08% | — |
| SITM | SITIME CORP | $7.3M | 21,207 | 0.08% | — |
| GPI | GROUP 1 AUTOMOTIVE INC | $7.2M | 21,853 | 0.07% | — |
| PBR | PETROLEO BRASILEIRO S A | $7.2M | 345,693 | 0.07% | — |
| MTDR | MATADOR RES CO | $7.2M | 113,175 | 0.07% | — |
| INSM | INSMED INC | $6.3M | 38,337 | 0.07% | — |
| TBBB | BBB FOODS INC | $6.0M | 169,676 | 0.06% | — |
| CYTK | CYTOKINETICS INC | $5.5M | 83,190 | 0.06% | — |
| BJ | BJS WHSL CLUB HLDGS INC | $5.2M | 52,579 | 0.05% | — |
| DECK | DECKERS OUTDOOR CORP | $5.1M | 50,889 | 0.05% | — |
| CSTM | CONSTELLIUM SE | $5.1M | 205,467 | 0.05% | — |
| FROG | JFROG LTD | $5.0M | 107,419 | 0.05% | — |
| IBN | ICICI BANK LIMITED | $5.0M | 193,500 | 0.05% | — |
| RMBS | RAMBUS INC DEL | $5.0M | 58,106 | 0.05% | — |
| AMZN | AMAZON COM INC | $4.9M | 23,677 | 0.05% | — |
| AORT | ARTIVION INC | $4.8M | 130,276 | 0.05% | — |
| CRDO | CREDO TECHNOLOGY GROUP HOLDI | $4.7M | 49,584 | 0.05% | — |
| SARO | STANDARDAERO INC | $4.3M | 167,359 | 0.04% | — |
| GLOB | GLOBANT S A | $4.3M | 92,277 | 0.04% | — |
| OTEX | OPEN TEXT CORP | $3.8M | 170,733 | 0.04% | — |
| TW | TRADEWEB MKTS INC | $3.8M | 32,066 | 0.04% | — |
| SAIA | SAIA INC | $3.6M | 10,180 | 0.04% | — |
| RGEN | REPLIGEN CORP | $3.5M | 29,401 | 0.04% | — |
| DEO | DIAGEO PLC | $3.3M | 44,442 | 0.03% | — |
| CELH | CELSIUS HLDGS INC | $3.1M | 88,133 | 0.03% | — |
| NOW | SERVICENOW INC | $3.1M | 29,835 | 0.03% | — |
| FWONK | LIBERTY MEDIA CORP DEL | $3.1M | 36,301 | 0.03% | — |
| CCC | CCC INTELLIGENT SOLUTIONS HL | $2.7M | 447,744 | 0.03% | — |
| SPGI | S&P GLOBAL INC | $2.4M | 5,547 | 0.02% | — |
| BMY | BRISTOL-MYERS SQUIBB CO | $2.3M | 38,400 | 0.02% | — |
| STLA | STELLANTIS N.V | $2.0M | 278,210 | 0.02% | — |
| NVDA | NVIDIA CORPORATION | $1.8M | 10,105 | 0.02% | — |
| LBRT | LIBERTY ENERGY INC | $1.7M | 60,352 | 0.02% | — |
| SLB | SLB LIMITED | $1.7M | 33,154 | 0.02% | — |
| AAMI | ACADIAN ASSET MANAGEMENT INC | $1.5M | 27,786 | 0.02% | — |
| RPRX | ROYALTY PHARMA PLC | $1.5M | 31,409 | 0.02% | — |
| VSXY | VICTORIAS SECRET AND CO | $1.5M | 32,032 | 0.02% | — |
| TME | TENCENT MUSIC ENTMT GROUP | $1.4M | 151,834 | 0.01% | — |
| V | VISA INC | $1.3M | 4,166 | 0.01% | — |
| GKOS | GLAUKOS CORP | $1.2M | 10,886 | 0.01% | — |
| HEI/A | HEICO CORP NEW | $1.2M | 5,512 | 0.01% | — |
| IOT | SAMSARA INC | $1.1M | 35,873 | 0.01% | — |
| RDDT | REDDIT INC | $1.1M | 8,431 | 0.01% | — |
| PGR | PROGRESSIVE CORP | $1.1M | 5,670 | 0.01% | — |
| TS | TENARIS S A | $976,959 | 16,792 | 0.01% | — |
| MIR | MIRION TECHNOLOGIES INC | $959,188 | 51,597 | 0.01% | — |
| GWRE | GUIDEWIRE SOFTWARE INC | $881,058 | 5,891 | 0.01% | — |
| TPR | TAPESTRY INC | $865,004 | 6,130 | 0.01% | — |
| VEEV | VEEVA SYS INC | $843,695 | 4,803 | 0.01% | — |
| STEP | STEPSTONE GROUP INC | $774,257 | 16,225 | 0.01% | — |
| ZTS | ZOETIS INC | $687,509 | 5,816 | 0.01% | — |
| PODD | INSULET CORP | $681,770 | 3,249 | 0.01% | — |
| ICLR | ICON PLC | $665,067 | 6,010 | 0.01% | — |
| WPM | WHEATON PRECIOUS METALS CORP | $637,757 | 4,868 | 0.01% | — |
| NVS | NOVARTIS AG | $628,414 | 4,114 | 0.01% | — |
This table is the 150 largest positions by value, out of 171 reported. The search box only searches what is on this page — a name absent from it may still be in the filing further down the book. The full info table is here.
Rows are aggregated by CUSIP — a manager files the same security multiple times when different internal desks hold it. Tickers link to our own backtest of that asset where we cover it.
This page was built from one document: the 2026-03-31 Form 13F info table filed by THORNBURG INVESTMENT MANAGEMENT INC (CIK 1145020, accession 0001140361-26-020785). Every other 13F site is reading the same file.
If anything here disagrees with it, the filing wins — and we would want to know. All 13F filings by this manager
A 13F is a long-only equity snapshot, and the holes in it are structural. Anyone selling you this data as "what the smart money is doing" is selling you one leg of a position:
- No short positions. None, ever. A fund shown here as bullish may be net short the same name through a book you cannot see.
- No cash, bonds, FX, commodities or non-US listings. A macro fund's entire thesis can be invisible.
- No intra-quarter round trips. Bought and sold inside the same quarter means it never appears at all.
- Options are notional, not ownership. We keep puts and calls in a separate bucket rather than adding their notional into a fund's book size, which is how a $2B fund gets reported as a $20B one.
- Confidential treatment. Managers can ask the SEC to withhold a position while they build it. Those holdings are legally absent from the filing, so a "new" position may be months old.
Tested and published by IndicatorEdge · backtest grid generated 2026-06-25 · base rates recomputed 2026-07-31 · how we test
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