Stocks/Funds/CIK 1578621

LMR Partners LLP

index-like (500+ pos)long-term holder
Quarterly 13F filings · Latest period 2026-03-31 · CIK 1578621
Assets
$8.84B
+132.4% YoY
Holdings
1,022
Lifetime alpha vs market
-7.64% annual
Average hold time
1.8 yr
median 1.3 yr

Quarterly history

Cum return +18% vs S&P +79% · α -61% lifetimeAUM $8.8B · peak $8.8BFlow $155M (+2%)2016-062017-122019-062020-122022-062023-122025-062026-03
AUM ($B)fundS&P 500(gap = α)/ Flow in/out

Behavior signals (lifetime)

Dip response
-25.12%
trims when stocks drop
when a holding falls −10%+
Middle response
-22.07%
baseline attrition
Rally response
-22.85%
trims into rallies
when a holding rises +10%+

Top positions · 30

Ticker$ value% portYoYHold time
IVViShares Core S&P 500 ETF$664M7.5%0.8 yr
SPYState Street SPDR S&P 50$298M3.4%+17.6%4.0 yr
WBDWarner Bros. Discovery, $187M2.1%+155.9%4.0 yr
NVDANVIDIA Corporation$175M2.0%+60.9%7.5 yr
BPBP p.l.c.$170M1.9%+47.2%3.3 yr
MUMicron Technology, Inc.$163M1.8%+289.6%6.8 yr
SATSEchoStar Corporation$137M1.6%+357.7%3.0 yr
AVGOBroadcom Inc.$130M1.5%+86.0%5.5 yr
NSCNorfolk Southern Corpora$125M1.4%+23.6%4.8 yr
$113M1.3%0.5 yr
PENPenumbra, Inc.$97M1.1%+22.8%2.3 yr
GTLSChart Industries, Inc.$90M1.0%+43.2%0.8 yr
SOXXiShares Semiconductor ET$90M1.0%2.0 yr
MSIMotorola Solutions, Inc.$87M1.0%+0.2%5.5 yr
KVUEKenvue Inc.$86M1.0%-25.0%1.5 yr

Portfolio composition (YoY)

Industry mix
Asset Management17.9%+10.4pp$1.59B
Unknown12.3%-1.2pp$1.08B
Semiconductors10.3%+2.1pp$912M
Shell Companies5.6%+3.2pp$496M
Communication Equipment3.6%+0.8pp$314M
Entertainment3.4%+2.1pp$298M
Biotechnology2.7%+1.6pp$242M
Oil & Gas Integrated2.5%-0.9pp$217M
Software - Infrastructure2.4%-2.9pp$216M
Software - Application2.3%-4.4pp$203M
Country
US74.1%+10.7pp
Unknown12.3%-1.2pp
GB5.4%+0.7pp
KY1.6%+0.8pp
CA1.5%+0.2pp
CN1.4%-1.7pp
IL0.8%-0.8pp
SG0.8%-0.8pp
Top 5: 16.9% · Top 10: 24.5% · Top 25: 37.3%

Winners

TickerPrev $PnLYoY %
STX$50M+0.18B366.3%
CLS$26M+0.07B257.4%
BP$128M+0.06B47.2%
MU$10M+0.03B289.6%
NVDA$41M+0.03B60.9%

Losers

TickerPrev $PnLYoY %
BABA$14M-0.00B-3.5%

Top buys this quarter · 15

SPY State Street SPDR S&P 500 ETF +$182M
PEN Penumbra, Inc.+$94M
LLY Eli Lilly and Company+$76M
TSLA Tesla, Inc.+$74M
WBD Warner Bros. Discovery, Inc.+$64M
MSI Motorola Solutions, Inc.+$56M
SNN Smith & Nephew plcnew+$56M
EA Electronic Arts Inc.+$56M
MU Micron Technology, Inc.+$53M
AES The AES Corporation+$52M

Top sells this quarter · 15

NVDA NVIDIA Corporation$137M
SNDK Sandisk Corporation$98M
EXAS Exact Sciences Corporationexit$92M
C Citigroup Inc.$87M
CIEN Ciena Corporation$86M
AMZN Amazon.com, Inc.$70M
WDC Western Digital Corporation$63M
IBN ICICI Bank Limited$63M
PDD PDD Holdings Inc.$60M
TSM Taiwan Semiconductor Manufactu$55M

Quarterly history (TTM returns)

PeriodAUM# PosReturn (1yr)SPY (1yr)Alpha (1yr)Flow
2026-03-31$8.84B1022+45.43%+17.59%+27.84%+0.16B
2025-12-31$8.22B910+35.21%+17.72%+17.49%+2.39B
2025-09-30$5.61B833+38.43%+17.52%+20.91%+0.24B
2025-06-30$4.68B768+31.11%+14.94%+16.16%+0.29B
2025-03-31$3.80B832+8.91%+8.30%+0.61%-0.90B
2024-12-31$4.79B724-2.98%+24.89%-27.87%+0.84B
2024-09-30$3.72B568-22.05%+36.04%-58.09%-0.55B
2024-06-30$3.92B650-58.80%+24.49%-83.29%+0.93B
2024-03-31$3.12B683-54.75%+29.62%-84.37%+0.26B
2023-12-31$3.27B607-43.63%+26.18%-69.80%+0.02B
2023-09-30$3.81B685-30.55%+21.57%-52.12%+1.73B
2023-06-30$3.62B704+26.18%+19.42%+6.76%-0.00B
2023-03-31$3.43B627+1.09%-7.82%+8.91%-0.42B
2022-12-31$3.54B703-11.51%-18.17%+6.67%+0.22B
2022-09-30$3.15B833-6.62%-15.51%+8.89%-1.06B
2022-06-30$4.03B884-10.07%-10.62%+0.55%-1.09B