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13F holdings

LMR Partners LLP portfolio

Managed by . 1,057 reported positions worth $10.9B as of 2026-03-31, filed with the SEC on 2026-05-15. Parsed from the filing itself, not a reseller.

$10.9B
Book value
1,057
Positions
24%
Top 10 weight
+359
New this quarter
-252
Exited
134 days
Age today
How old this actually is

Every position on this page is a snapshot of 2026-03-31. It was already 45 days old on 2026-05-15, 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.

What changed

Positions opened and closed

Against its 2025-12-31 filing. This is the part worth reading — the holdings table below is mostly years old.

New positions (359)
TickerIssuerValueShares% of book
PENPENUMBRA INC$97.1M295,7080.89%
MSIMOTOROLA SOLUTIONS INC$86.8M200,0000.80%
AAUCALLIED GOLD CORP$74.6M2,409,9500.69%
MSTR 0 03/01/30STRATEGY INC$69.7M80,097,0000.64%
SNNSMITH & NEPHEW PLC$56.2M1,767,8720.52%
GPN 1.5 03/01/31GLOBAL PMTS INC$54.6M62,000,0000.50%
GSKGSK PLC$54.1M980,4790.50%
JANUS HENDERSON GROUP PLJANUS HENDERSON GROUP PLC$44.9M873,3270.41%
EWYISHARES INC$43.9M356,9650.40%
LSCCLATTICE SEMICONDUCTOR CORP$39.9M430,0000.37%
ILMNILLUMINA INC$38.3M311,0470.35%
SHELSHELL PLC$36.8M396,0300.34%
LUNRINTUITIVE MACHINES INC$36.8M1,984,1260.34%
ON 0.5 03/01/29ON SEMICONDUCTOR CORP$36.5M37,091,0000.34%
ARWR 0 01/15/32ARROWHEAD PHARMACEUTICALS IN$36.2M35,000,0000.33%
WBSWEBSTER FINL CORP$36.1M519,4710.33%
SPR 3.25 11/01/28SPIRIT AEROSYSTEMS INC$33.8M23,000,0000.31%
IRTC 1.5 09/01/29IRHYTHM HOLDINGS INC$32.9M30,000,0000.30%
RGENREPLIGEN CORP$29.8M253,0600.27%
CRCLCIRCLE INTERNET GROUP INC$27.9M292,8420.26%
ELANELANCO ANIMAL HEALTH INC$27.9M1,165,3580.26%
NTNX 0.5 12/15/29NUTANIX INC$27.0M30,000,0000.25%
ACLXGBXARCELLX INC$24.4M212,4950.22%
TLTISHARES TR$22.1M255,0000.20%
IGVISHARES TR$21.4M267,6090.20%
Closed out (252)
TickerIssuerWas worthShares% of book
MUBISHARES TR$160.1M1,495,0000.00%
CYBRCYBERARK SOFTWARE LTD$138.0M309,4570.00%
MSTR 2.25 06/15/32STRATEGY INC$136.5M123,000,0000.00%
AZNNASTRAZENECA PLC$130.3M1,416,8980.00%
EXKEXACT SCIENCES CORP$89.5M881,3400.00%
MTSI 0.25 03/15/26MACOM TECH SOLUTIONS HLDGS I$66.3M32,000,0000.00%
MSTR 0.875 03/15/31STRATEGY INC$61.9M60,500,0000.00%
MDBMONGODB INC$57.5M137,0000.00%
PCG 4.25 12/01/27PG&E CORP$56.7M55,000,0000.00%
RNAGBPAVIDITY BIOSCIENCES INC$43.2M598,5250.00%
MARA 0 06/01/31MARA HOLDINGS INC$40.2M48,000,0000.00%
IWMISHARES TR$35.7M145,1690.00%
F 0 03/15/26FORD MTR CO$33.1M32,000,0000.00%
NGDNNEW GOLD INC CDA$29.3M3,363,8010.00%
ACNACCENTURE PLC IRELAND$26.8M100,0000.00%
NTNX 0.25 10/01/27NUTANIX INC$25.6M22,892,0000.00%
CVNACARVANA CO$25.3M60,0000.00%
DAYDAYFORCE INC$24.8M358,4750.00%
CARAVIS BUDGET GROUP$24.3M189,6830.00%
8QRCONFLUENT INC$24.2M799,7780.00%
CSGS 3.875 09/15/28CSG SYS INTL INC$23.7M20,000,0000.00%
SSRMCN 2.5 04/01/39SSR MINING IN$23.5M18,000,0000.00%
COFCAPITAL ONE FINL CORP$21.8M90,0030.00%
FYBRFRONTIER COMMUNICATIONS PARE$19.9M522,5190.00%
SUISUN CMNTYS INC$19.7M158,6680.00%
Added to (201)
TickerIssuerValueShares% of bookShares Δ
ECHO 3.875 11/30/30ECHOSTAR CORP$502.0M140,418,6864.62%+9%
SPYSTATE STR SPDR S&P 500 ETF T$297.8M457,9392.74%+158%
WBDWARNER BROS DISCOVERY INC$187.0M6,809,9641.72%+52%
MUMICRON TECHNOLOGY INC$163.2M483,0011.50%+48%
RIVN 4.625 03/15/29RIVIAN AUTOMOTIVE INC$138.2M130,000,0001.27%+30%
NSCNORFOLK SOUTHN CORP$124.8M434,7771.15%+41%
MSTR 0 12/01/29STRATEGY INC$112.6M135,000,0001.04%+54%
CHART INDS INCCHART INDS INC$90.0M435,1960.83%+59%
KVUEKENVUE INC$86.4M5,012,8290.80%+20%
LLYELI LILLY & CO$86.0M93,5390.79%+748%
TSLATESLA INC$75.9M204,2220.70%+3064%
GDXVANECK ETF TRUST$68.8M749,1560.63%+239%
CLSCELESTICA INC$67.6M240,0000.62%+3%
BABAALIBABA GROUP HLDG LTD$63.8M508,2820.59%+139%
AAPLAPPLE INC$60.4M237,9160.56%+240%
Trimmed (151)
TickerIssuerValueShares% of bookShares Δ
SMHVANECK ETF TRUST$38310.00%-100%
GEVGE VERNOVA INC$8,729100.00%-100%
GOOGALPHABET INC$55,0771920.00%-100%
MRNAMODERNA INC$35,5096990.00%-99%
WDCWESTERN DIGITAL CORP$687,0452,5400.01%-99%
FLUTFLUTTER ENTMT PLC$10,1951000.00%-99%
GRABGRAB HOLDINGS LIMITED$53,81714,7040.00%-99%
BHFBRIGHTHOUSE FINL INC$228,9213,8230.00%-98%
AMZNAMAZON COM INC$1.5M7,3300.01%-98%
EXEEXPAND ENERGY CORPORATION$249,5302,2730.00%-97%
INSMINSMED INC$539,6163,3000.00%-97%
PSXPHILLIPS 66$525,4072,8840.00%-96%
NBISNEBIUS GROUP N.V.$633,6626,1070.01%-96%
FIGFIGMA INC$226,47310,7130.00%-96%
VNOMVIPER ENERGY INC$496,73110,5710.00%-96%
The book

Largest 150 of 1,057 holdings

TickerIssuerValueShares% of bookShares Δ
IVVISHARES TR$663.9M1,016,4006.12%
ECHO 3.875 11/30/30ECHOSTAR CORP$502.0M140,418,6864.62%
SPYSTATE STR SPDR S&P 500 ETF T$297.8M457,9392.74%
BABA 0.5 06/01/31ALIBABA GROUP HLDG LTD$204.1M147,100,0001.88%
WBDWARNER BROS DISCOVERY INC$187.0M6,809,9641.72%
NVDANVIDIA CORPORATION$175.5M1,006,2391.62%
BPBP PLC$169.6M3,608,5051.56%
MUMICRON TECHNOLOGY INC$163.2M483,0011.50%
RIVN 4.625 03/15/29RIVIAN AUTOMOTIVE INC$138.2M130,000,0001.27%
ECHOECHOSTAR CORP$137.1M1,171,4031.26%
AVGOBROADCOM INC$130.2M420,5901.20%
NSCNORFOLK SOUTHN CORP$124.8M434,7771.15%
MSTR 0 12/01/29STRATEGY INC$112.6M135,000,0001.04%
CIFR 1.75 05/15/30CIPHER DIGITAL INC$102.0M33,500,0000.94%
PENPENUMBRA INC$97.1M295,7080.89%
CHART INDS INCCHART INDS INC$90.0M435,1960.83%
SOXXISHARES TR$89.7M273,0000.83%
MSIMOTOROLA SOLUTIONS INC$86.8M200,0000.80%
KVUEKENVUE INC$86.4M5,012,8290.80%
LLYELI LILLY & CO$86.0M93,5390.79%
CYTK 4 11/15/26CYTOKINETICS INC$78.2M12,500,0000.72%
TSLATESLA INC$75.9M204,2220.70%
AAUCALLIED GOLD CORP$74.6M2,409,9500.69%
MSTR 0.625 09/15/28STRATEGY INC$69.8M63,500,0000.64%
MSTR 0 03/01/30STRATEGY INC$69.7M80,097,0000.64%
GDXVANECK ETF TRUST$68.8M749,1560.63%
CLSCELESTICA INC$67.6M240,0000.62%
BABAALIBABA GROUP HLDG LTD$63.8M508,2820.59%
W 3.5 11/15/28WAYFAIR INC$63.1M36,090,0000.58%
CORZWCORE SCIENTIFIC INC NEW$61.1M6,987,5790.56%
AAPLAPPLE INC$60.4M237,9160.56%
NFLXNETFLIX INC.$59.0M614,1330.54%
HALO 1 08/15/28HALOZYME THERAPEUTICS INC$57.7M45,000,0000.53%
EA*ELECTRONIC ARTS INC$56.7M278,3340.52%
IONS 1.75 06/15/28IONIS PHARMACEUTICALS INC$56.2M37,300,0000.52%
SNNSMITH & NEPHEW PLC$56.2M1,767,8720.52%
GPN 1.5 03/01/31GLOBAL PMTS INC$54.6M62,000,0000.50%
TCOM 0.75 06/15/29TRIP COM GROUP LTD$54.2M52,200,0000.50%
GSKGSK PLC$54.1M980,4790.50%
STXSEAGATE TECHNOLOGY HLDNGS PL$53.7M136,9540.49%
AESAES CORP$53.1M3,767,5000.49%
UNIT 7.5 12/01/27UNITI GROUP LLC$51.8M44,000,0000.48%
SLABSILICON LABORATORIES INC$49.6M238,1660.46%
AXTAAXALTA COATING SYS LTD$48.9M1,764,0000.45%
NIO 3.875 10/15/29NIO INC$48.8M47,500,0000.45%
ZMZOOM COMMUNICATIONS INC$48.2M600,0000.44%
TSMTAIWAN SEMICONDUCTOR MANUFAC$46.6M138,0160.43%
HO1HOLOGIC INC$45.3M598,7140.42%
JANUS HENDERSON GROUP PLJANUS HENDERSON GROUP PLC$44.9M873,3270.41%
KOS 3.125 03/15/30KOSMOS ENERGY LTD$44.8M58,970,0000.41%
NIO 4.625 10/15/30NIO INC$44.6M45,000,0000.41%
EWYISHARES INC$43.9M356,9650.40%
TSEMTOWER SEMICONDUCTOR LTD$42.9M244,3390.39%
TECKTECK RESOURCES LTD$41.2M796,0000.38%
TXNMTXNM ENERGY INC$40.8M698,4960.38%
LSCCLATTICE SEMICONDUCTOR CORP$39.9M430,0000.37%
UNHUNITEDHEALTH GROUP INC$39.4M145,4790.36%
ILMNILLUMINA INC$38.3M311,0470.35%
SMCI 3.5 03/01/29SUPER MICRO COMPUTER INC$37.9M47,750,0000.35%
SHELSHELL PLC$36.8M396,0300.34%
LUNRINTUITIVE MACHINES INC$36.8M1,984,1260.34%
BTU 3.25 03/01/28PEABODY ENGR CORP$36.8M20,000,0000.34%
ON 0.5 03/01/29ON SEMICONDUCTOR CORP$36.5M37,091,0000.34%
HTHT 3 05/01/26H WORLD GROUP LTD$36.4M27,000,0000.34%
ARWR 0 01/15/32ARROWHEAD PHARMACEUTICALS IN$36.2M35,000,0000.33%
WBSWEBSTER FINL CORP$36.1M519,4710.33%
MSTRSTRATEGY INC$34.7M278,0420.32%
CWANCLEARWATER ANALYTICS HLDGS I$34.4M1,452,7000.32%
SPR 3.25 11/01/28SPIRIT AEROSYSTEMS INC$33.8M23,000,0000.31%
COHRCOHERENT CORP$33.3M140,0000.31%
IRTC 1.5 09/01/29IRHYTHM HOLDINGS INC$32.9M30,000,0000.30%
SABHLD 7.32 08/01/26SABRE GLBL INC$31.7M31,550,0000.29%
AMPX/WSAMPRIUS TECHNOLOGIES INC$30.8M4,489,8420.28%
DOCNDIGITALOCEAN HLDGS INC$30.5M355,9510.28%
QRVOQORVO INC$30.5M393,6600.28%
SNDKSANDISK CORP$30.0M47,1580.28%
AWK 3.625 06/15/26AMERICAN WTR CAP CORP$30.0M30,000,0000.28%
RGENREPLIGEN CORP$29.8M253,0600.27%
UNITUNITI GROUP LLC$29.3M3,123,7000.27%
LITELUMENTUM HLDGS INC$28.9M41,1900.27%
INTCINTEL CORP$28.2M640,0170.26%
CRCLCIRCLE INTERNET GROUP INC$27.9M292,8420.26%
ELANELANCO ANIMAL HEALTH INC$27.9M1,165,3580.26%
GLDSPDR GOLD TR$27.2M63,3090.25%
NTNX 0.5 12/15/29NUTANIX INC$27.0M30,000,0000.25%
AMATAPPLIED MATLS INC$26.8M78,5500.25%
JBLU 2.5 09/01/29JETBLUE AIRWAYS CORP$26.5M27,500,0000.24%
SMTCSEMTECH CORP$25.3M329,1210.23%
ALNYALNYLAM PHARMACEUTICALS INC$24.7M74,6610.23%
ACLXGBXARCELLX INC$24.4M212,4950.22%
MSFTMICROSOFT CORP$24.0M64,7940.22%
TLTISHARES TR$22.1M255,0000.20%
WTRGESSENTIAL UTILS INC$21.8M541,1200.20%
JBLJABIL INC$21.5M80,9830.20%
IGVISHARES TR$21.4M267,6090.20%
LLYVALIBERTY LIVE HOLDINGS INC$21.4M233,6320.20%
BTSGBRIGHTSPRING HEALTH SVCS INC$21.3M501,0290.20%
CUBLIONHEART HOLDINGS$21.3M1,980,0000.20%
BIIBBIOGEN INC$21.3M116,1310.20%
LPAALAUNCH ONE ACQUISITION CORP$21.2M1,980,0000.20%
430TERNS PHARMACEUTICALS INC$21.1M400,0000.19%
ORCLORACLE CORP$20.4M138,5010.19%
DMIIUDRUGS MADE IN AMER ACQ II CO$20.1M2,000,0000.18%
JD 0.25 06/01/29JD.COM INC$20.0M20,000,0000.18%
CIENCIENA CORP$19.9M51,2410.18%
HTZ 8 07/15/29HERTZ CORP$19.9M20,706,8970.18%
LRCXLAM RESEARCH CORP$19.8M92,7060.18%
NXPINXP SEMICONDUCTORS N V$19.7M100,0000.18%
DEODIAGEO PLC$19.7M264,3820.18%
BACCBLUE ACQUISITION CORP.$19.6M1,915,4550.18%
DBRGDIGITALBRIDGE GROUP INC$19.5M1,262,7000.18%
DXCMDEXCOM INC$19.4M309,0860.18%
NBR 1.75 06/15/29NABORS INDS INC$18.9M20,500,0000.17%
TWLOTWILIO INC$18.9M150,0000.17%
MCKMCKESSON CORP$18.6M21,4790.17%
QQQINVESCO QQQ TR$18.5M32,0010.17%
BMRNBIOMARIN PHARMACEUTICAL INC$18.4M324,9390.17%
PSOPEARSON PLC$18.0M1,373,2600.17%
GOOGLALPHABET INC$17.4M60,4020.16%
SMCI 2.25 07/15/28SUPER MICRO COMPUTER INC$17.2M20,000,0000.16%
MARMARRIOTT INTL INC NEW$17.2M52,5140.16%
FPSFORGENT POWER SOLUTIONS INC$17.2M586,7890.16%
ARGXARGENX SE$17.2M23,4880.16%
TGTTARGET CORP$17.1M141,2250.16%
RKTROCKET COS INC$17.1M1,200,2710.16%
SORNUSOREN ACQUISITION CORP$17.0M1,700,0000.16%
MTSIMACOM TECH SOLUTIONS HLDGS I$16.7M75,0000.15%
USFDUS FOODS HLDG CORP$16.6M180,0000.15%
FTNTFORTINET INC$16.3M200,0000.15%
APLSUSDAPELLIS PHARMACEUTICALS INC$16.2M403,6220.15%
BBCQBLEICHROEDER ACQUISITI CORP$16.0M1,600,0000.15%
MACIMELAR ACQUISITION CORP. I$16.0M1,485,0000.15%
FLRFLUOR CORP$15.8M339,5800.15%
KEYSKEYSIGHT TECHNOLOGIES INC$15.8M56,0100.15%
TLNCUTALON CAP CORP$15.6M1,500,0000.14%
DDOGDATADOG INC$15.5M131,0000.14%
PTORUPRAETORIAN ACQUISITION CORP$15.3M1,550,0000.14%
SEDGSOLAREDGE TECHNOLOGIES INC$15.3M300,5670.14%
CORZCORE SCIENTIFIC INC NEW$15.3M1,025,6300.14%
VAL/WSVALARIS LTD$15.3M958,8820.14%
LYVLIVE NATION ENTERTAINMENT IN$15.3M100,0000.14%
NTWONEWBURY STR II ACQUISITION C$15.2M1,450,0000.14%
CCICROWN CASTLE INC$15.2M187,1550.14%
FGIIUFG IMPERII ACQUISITION CORP$15.2M1,523,0710.14%
SBACSBA COMMUNICATIONS CORP$15.2M88,2660.14%
AM6AMICUS THERAPEUTIC$15.2M1,049,7000.14%
OVVOVINTIV INC$15.1M254,9250.14%
COINCOINBASE GLOBAL INC$15.1M86,5850.14%
PDDPDD HOLDINGS INC$15.0M147,2530.14%
WMTWALMART INC$14.9M120,2310.14%

This table is the 150 largest positions by value, out of 1,057 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.

This manager also disclosed 360 options positions with a combined notional of $34.6B. Notional is not ownership, so it is excluded from the book value above rather than folded in to make the fund look bigger.

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.

Read the original

This page was built from one document: the 2026-03-31 Form 13F info table filed by LMR Partners LLP (CIK 1578621, accession 0001578621-26-000093). 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

What a 13F cannot show you

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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