Stocks/Funds/CIK 1145020

THORNBURG INVESTMENT MANAGEMENT INC

long-term holder
Quarterly 13F filings · Latest period 2026-03-31 · CIK 1145020
Assets
$9.63B
+9895.8% YoY
Holdings
169
Lifetime alpha vs market
+8.09% annual
Average hold time
4.3 yr
median 3.5 yr

Quarterly history

Cum return +316% vs S&P +135% · α +181% lifetimeAUM $9.6B · peak $14.4BFlow $1.5B (+19%)2016-062017-122019-062020-122022-062023-122025-062026-03
AUM ($B)fundS&P 500(gap = α)/ Flow in/out

Behavior signals (lifetime)

Dip response
+7.53%
adds when stocks drop
when a holding falls −10%+
Middle response
-3.39%
baseline attrition
Rally response
-22.70%
trims into rallies
when a holding rises +10%+

Top positions · 30

Ticker$ value% portYoYHold time
TOTB.DETotalEnergies SE$1.09B11.3%+41.2%0.3 yr
CCitigroup Inc.$906M9.4%+63.9%10.3 yr
TAT&T Inc.$900M9.3%+5.9%6.5 yr
AVGOBroadcom Inc.$645M6.7%+86.0%7.5 yr
AZNAstraZeneca PLC$556M5.8%+36.2%0.3 yr
MRKMerck & Co., Inc.$449M4.7%+38.9%10.3 yr
CMECME Group Inc.$338M3.5%+15.6%10.3 yr
TRPTC Energy Corporation$295M3.1%+37.4%2.5 yr
TSMTaiwan Semiconductor Man$237M2.5%+105.6%10.3 yr
CSCOCisco Systems, Inc.$226M2.3%+28.1%5.8 yr
ENBEnbridge Inc.$197M2.0%+29.3%3.8 yr
EQHEquitable Holdings, Inc.$185M1.9%-27.1%6.0 yr
MDTMedtronic plc$175M1.8%-1.3%8.3 yr
HDThe Home Depot, Inc.$171M1.8%-8.0%10.3 yr
RFRegions Financial Corpor$170M1.8%+25.3%6.0 yr

Portfolio composition (YoY)

Industry mix
Drug Manufacturers - General12.8%$1.24B
Oil & Gas Integrated11.5%$1.11B
Semiconductors10.1%$972M
Banks - Diversified10.1%$968M
Telecommunications Services9.4%$901M
Oil & Gas Midstream5.2%$503M
Unknown4.5%$431M
Financial - Data & Stock Exchanges3.5%$341M
Communication Equipment2.4%$231M
Internet Content & Information2.0%$197M
Country
US60.5%-39.5pp
FR11.4%
GB7.6%
CA5.6%
Unknown4.5%
TW2.5%
IE2.0%
CN1.7%
Top 5: 42.5% · Top 10: 58.6% · Top 25: 80.6%

Winners

TickerPrev $PnLYoY %

Losers

TickerPrev $PnLYoY %

Top buys this quarter · 15

TOTB.DE TotalEnergies SEnew+$942M
AZN AstraZeneca PLCnew+$564M
T AT&T Inc.+$57M
TRP TC Energy Corporation+$43M
ABBV AbbVie Inc.+$22M
TSM Taiwan Semiconductor Manufactu+$19M
ADBE Adobe Inc.+$18M
SAP SAP SE+$14M
LLY Eli Lilly and Company+$14M
CIGI Colliers International Group I+$12M

Top sells this quarter · 15

SPGI S&P Global Inc.$23M
TDG TransDigm Group Incorporated$21M
CVSA Covista Inc.exit$14M
STKL SunOpta Inc.exit$13M
PNFP Pinnacle Financial Partners, Iexit$12M
CASY Casey's General Stores, Inc.exit$10M
TCOM Trip.com Group Limitedexit$9M
COHR Coherent, Inc.$8M
TTAN ServiceTitan, Inc.exit$8M
COF Capital One Financial Corporat$8M

Quarterly history (TTM returns)

PeriodAUM# PosReturn (1yr)SPY (1yr)Alpha (1yr)Flow
2026-03-31$9.63B169+25.46%+17.59%+7.86%+1.51B
2025-12-31$7.92B174+22.09%+17.72%+4.38%+0.12B
2025-09-30$7.66B174+23.90%+17.52%+6.39%-0.66B
2025-06-30$7.77B175+23.73%+14.94%+8.79%+7.66B
2025-03-31$96M1+11.01%+8.30%+2.71%-7.45B
2024-12-31$7.56B187+24.72%+24.89%-0.17%-0.37B
2024-09-30$7.68B191+34.71%+36.04%-1.32%+0.08B
2024-06-30$7.11B189+24.77%+24.49%+0.28%-0.10B
2024-03-31$7.17B187+28.21%+29.62%-1.41%-0.60B
2023-12-31$6.93B196+19.10%+26.18%-7.07%+0.14B
2023-09-30$6.08B196+18.77%+21.57%-2.80%-0.03B
2023-06-30$6.17B184+11.71%+19.42%-7.71%-0.08B
2023-03-31$6.05B185-7.05%-7.82%+0.77%-0.11B
2022-12-31$5.91B201+11.32%+7.56%+3.76%-0.36B
2022-09-30$5.63B199-6.80%-4.93%-1.87%-0.44B
2022-06-30$6.51B199-14.00%-16.11%+2.11%-0.04B