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Advent Capital Management

SEC CIK
0001097278
Latest filing
Aug 11, 2026

Holdings in Q2 2026

Holdings as of Jun 30, 2026, filed Aug 11, 2026. Long positions only; changes compare share counts with Q1 2026.

Institution overview
Positions
219
+16 vs. Q1 2026
Portfolio value
$4.39B
+$1.01B (+29.8%) vs. Q1 2026
Filed
Aug 11, 2026
SEC
Holdings of Advent Capital Management in Q2 2026
SecurityClassSharesValue% of portfolioShare changeActionHistory
Bank of Amer Corp0605056827.25%CNV PFD L146,276$183.9M4.2%−2,896−1.9%Reduced–
WFC.PLWells Fargo & CompanyPERP PFD CNV A152,080$176.6M4.0%+3,858+2.6%AddedHistory
Uber Technologies, Inc90353TAM2NOTE 0.875%12/0–$146.4M3.3%–––
DoorDash, Inc.25809KAB1NOTE 5/1–$139.3M3.2%–New–
NEE.PSNextera Energy IncUNIT 06/01/20271,953,959$104.8M2.4%+16,843+0.9%AddedHistory
CMS Energy Corp125896BX7NOTE 3.375% 5/0–$92.3M2.1%–––
PPL Cap FDG Inc69352PAS2NOTE 2.875% 3/1–$91.7M2.1%–––
Global PMTS Inc37940XAU6NOTE 1.500% 3/0–$85.1M1.9%–––
GOOGMAlphabet Inc.DEP SHS RP1/20 A1,638,841$82.7M1.9%+1,638,841NewHistory
Akamai Technologies Inc00971TAQ4NOTE 0.250% 5/1–$82.4M1.9%–New–
KKR.PDKKR & Co. Inc.6.25 CON SER D2,056,082$82.0M1.9%+11,017+0.5%AddedHistory
Western Digital Corp958102AT2NOTE 3.000%11/1–$76.1M1.7%–––
AeroVironment Inc008073AA6NOTE 7/1–$72.5M1.7%–––
Apollo Global Mgmt Inc03769M304SER A MAND CNV1,088,860$66.4M1.5%−214,576−16.5%Reduced–
Snowflake Inc.833445AD1NOTE 10/0–$63.9M1.5%–––
GOOGNAlphabet Inc.DEP SHS RP1/20 B1,267,980$63.9M1.5%+1,267,980NewHistory
SOMNSouthern CoUNIT 12/15/20281,215,477$60.8M1.4%+94,102+8.4%AddedHistory
BA.PABoeing CoDEP CONV PFD A887,378$60.2M1.4%+20,197+2.3%AddedHistory
Tetra Tech Inc88162GAB9DBCV 2.250% 8/1–$57.2M1.3%–––
iRhythm Holdings, Inc.450056AB2NOTE 1.500% 9/0–$52.5M1.2%–New–
Nextera Energy Cap Hldgs Inc65339KCY4NOTE 3.000% 3/0–$51.5M1.2%–––
Cloudflare, Inc.18915MAF4NOTE 6/1–$50.2M1.1%–New–
Firstenergy Corp337932AV9NOTE 3.875% 1/1–$50.1M1.1%–New–
Meritage Homes CORP59001ABF8NOTE 1.750% 5/1–$50.1M1.1%–––
Centerpoint Energy Inc15189TBD8NOTE 4.250% 8/1–$49.8M1.1%–––
Wec Energy Group, Inc.92939UAR7NOTE 4.375% 6/0–$48.8M1.1%–––
ORCL.PDOracle Corp6.5 DEP CUM SR D1,055,583$47.6M1.1%+1,055,583NewHistory
MCHPPMicrochip Technology IncDEP SHS REPSTG603,716$46.5M1.1%−157,018−20.6%ReducedHistory
Southern Co842587DZ7NOTE 4.500% 6/1–$44.9M1.0%–––
Rivian Automotive, Inc.76954AAD5NOTE 3.625%10/1–$44.7M1.0%–––
Super Micro Computer, Inc.86800UAB0NOTE 3.500% 3/0–$44.0M1.0%–––
PG&E Corp69331CAL2NOTE 4.250%12/0–$43.8M1.0%–––
Affirm Hldgs Inc00827BAD8NOTE 0.750%12/1–$41.4M0.9%–––
Marriott Vacations Worldwide Corp57164YAF4NOTE 3.250%12/1–$38.3M0.9%–––
Strategy Inc594972AL5NOTE 0.875% 3/1–$35.8M0.8%–––
ARES.PBAres Management Corp6.75 SE B PFD939,089$35.6M0.8%+6,000+0.6%AddedHistory
NCL Corp Ltd62886HBT7NOTE 0.875% 4/1–$35.2M0.8%–New–
Microchip Technology Inc595017BG8NOTE 0.750% 6/0–$35.0M0.8%–––
Alphatec Hldgs Inc02081GAD4NOTE 0.750% 3/1–$33.7M0.8%–New–
Coinbase Global, Inc.19260QAF4NOTE 0.250% 4/0–$33.1M0.8%–––
Parsons Corp70202LAD4NOTE 2.625% 3/0–$33.1M0.8%–––
PPLCPPL CorpUNIT 02/15/2029669,904$32.7M0.7%+669,904NewHistory
Guidewire Software, Inc.40171VAC4NOTE 1.250%11/0–$31.7M0.7%–––
Sunrun Inc.86771WAD7NOTE 4.000% 3/0–$30.8M0.7%–––
RBB Fund Trust75526L845ADVENT CONV BD1,076,400$30.1M0.7%−7,100−0.7%Reduced–
DraftKings Inc.26142RAB0NOTE 3/1–$29.1M0.7%–––
GameStop Corp.36467WAG4NOTE 6/1–$28.7M0.7%–New–
Super Micro Computer, Inc.86800UAF1NOTE 6/1–$27.5M0.6%–New–
Datadog, Inc.23804LAD5NOTE 12/0–$26.1M0.6%–––
Porch Group, Inc.733245AD6DEBT 9.000% 5/1–$25.8M0.6%–––
Live Nation Entertainment IN538034BC2NOTE 2.875% 1/1–$25.7M0.6%–––
Cleanspark, Inc.18452BAC4NOTE 6/1–$25.6M0.6%–––
Trip.com Group Ltd89677QAB3NOTE 0.750% 6/1–$25.0M0.6%–––
Repligen Corp759916AD1NOTE 1.000%12/1–$24.5M0.6%–––
GameStop Corp.36467WAE9NOTE 4/0–$24.0M0.5%–New–
Uber Technologies, Inc90353TAS9NOTE 5/1–$23.9M0.5%–New–
Celcuity Inc.15102KAB6NOTE 0.250% 8/0–$23.6M0.5%–New–
Etsy Inc29786AAL0NOTE 0.125% 9/0–$23.6M0.5%–––
Integer Hldgs Corp45826HAD1DBCV 1.875% 3/1–$22.4M0.5%–New–
Rubrik, Inc.781154AD1NOTE 6/1–$22.1M0.5%–New–
BILL Holdings, Inc.090043AF7NOTE 4/0–$21.9M0.5%–––
QXO.PBQXO, Inc.5.50 DEP PFD444,547$21.8M0.5%+77,082+21.0%AddedHistory
Upstart Hldgs Inc91680MAD9NOTE 2.000%10/0–$21.6M0.5%–––
Lantheus Hldgs Inc516544AB9NOTE 2.625%12/1–$21.4M0.5%–––
Arrowhead Pharmaceuticals IN04280AAC4NOTE 1/1–$21.4M0.5%–New–
Enphase Energy, Inc.29355AAK3NOTE 3/0–$20.9M0.5%–––
Pennymac Corp70932AAH6NOTE 8.500% 6/0–$20.8M0.5%–––
Dexcom Inc252131AM9NOTE 0.375% 5/1–$19.7M0.4%–––
Itron, Inc.465741AQ9NOTE 1.375% 7/1–$19.5M0.4%–––
SITIME Corp82982TAA4NOTE 6/1–$19.1M0.4%–New–
Strategy Inc594972AN1NOTE 2.250% 6/1–$18.4M0.4%–––
MARA Holdings, Inc.565788AD8NOTE 2.125% 9/0–$18.4M0.4%–––
Freshpet, Inc.358039AB1NOTE 3.000% 4/0–$17.7M0.4%–––
Nutanix, Inc.67059NAK4NOTE 0.500%12/1–$17.4M0.4%–––
Riot Platforms, Inc.767292AB1NOTE 0.750% 1/1–$17.1M0.4%–––
Live Nation Entertainment IN538034BA6NOTE 3.125% 1/1–$17.0M0.4%–––
HPE.PCHewlett Packard Enterprise Co7.625 MAND CONV144,059$16.8M0.4%−231,532−61.6%ReducedHistory
Snap Inc83304AAK2NOTE 0.500% 5/0–$16.8M0.4%–––
Akamai Technologies Inc00971TAN1NOTE 1.125% 2/1–$16.7M0.4%–––
Merit Med Sys Inc589889AB0NOTE 3.000% 2/0–$16.6M0.4%–New–
BridgeBio Pharma, Inc.10806XAD4NOTE 2.250% 2/0–$16.3M0.4%–––
Array Technologies, Inc.04271TAB6NOTE 1.000%12/0–$16.2M0.4%–––
Cyberark Software Ltd23248VAD7NOTE 6/1–$15.5M0.4%–New–
Haemonetics Corp Mass405024AD2NOTE 2.500% 6/0–$15.3M0.3%–––
SMCIPSuper Micro Computer, Inc.7 DEP CM SR A WI295,651$15.2M0.3%+295,651NewHistory
Evergy, Inc.30034WAD8NOTE 4.500%12/1–$14.7M0.3%–––
Northern Oil & Gas, Inc.665531AJ8NOTE 3.625% 4/1–$14.5M0.3%–––
Jazz Investments I Ltd472145AH4NOTE 3.125% 9/1–$14.3M0.3%–––
Upwork, Inc91688FAB0NOTE 0.250% 8/1–$14.1M0.3%–––
FOUR.PAShift4 Payments, Inc.6 SER A CNV PREF221,869$13.8M0.3%−25,345−10.3%ReducedHistory
Teladoc Health, Inc.87918AAF2NOTE 1.250% 6/0–$13.7M0.3%–––
Vishay Intertechnology Inc928298AR9NOTE 2.250% 9/1–$13.6M0.3%–––
Super Micro Computer, Inc.86800UAD6NOTE 2.250% 7/1–$13.5M0.3%–New–
Halozyme Therapeutics, Inc.40637HAF6NOTE 1.000% 8/1–$13.4M0.3%–––
MKS Inc55306NAB0NOTE 1.250% 6/0–$13.1M0.3%–––
Five9, Inc.338307AF8NOTE 1.000% 3/1–$13.0M0.3%–––
STMSTMicroelectronics N.V.NY REGISTRY172,862$12.9M0.3%+172,862NewHistory
Enovis CORP194014AB2NOTE 3.875%10/1–$12.9M0.3%–––
SHIFT4 PMTS Inc82452JAD1NOTE 0.500% 8/0–$12.8M0.3%–––
Ugi Corp902681AB1NOTE 5.000% 6/0–$12.8M0.3%–––

Options (17)

Puts and calls in the same filing. Amounts are the market value of the underlying shares, which is what 13F reports.

Option positions of Advent Capital Management in Q2 2026
SecurityClassPutsCalls
SPYSPDR S&P 500 ETF TrustETF$28.8M–
Invesco QQQ Trust Series I46090E103ETF$14.7M–
BBYBest Buy Co IncStock–$7.59M
SMCISuper Micro Computer, Inc.Stock–$4.77M
AMZNAmazon Com IncStock–$2.98M
BKSYBlackSky Technology Inc.CL A NEW$2.79M–
HDHome Depot, Inc.Stock–$2.47M
SOFISoFi Technologies, Inc.Stock–$1.26M
HTZHertz Global Holdings, IncCOM NEW$906.0K–
BTDRBitdeer Technologies GroupCL A ORD SHS–$872.9K
PLUGPlug Power IncStock–$813.0K
WOLFWolfspeed, Inc.COMMON STOCK–$772.0K
SNOWSnowflake Inc.Stock–$763.5K
IRENIREN LtdORDINARY SHARES–$686.0K
CIFRCipher Digital Inc.COM–$490.0K
ARRYArray Technologies, Inc.COM SHS–$185.3K
FMCFMC CorpCOM NEW–$115.0K

Sold out since Q1 2026 (46)

Positions held at the end of Q1 2026 that are gone from this filing.

Positions of Advent Capital Management sold out since Q1 2026
SecurityClassShares in Q1 2026Value in Q1 2026% of portfolio in Q1 2026History
Ventas Rlty Ltd Partnership92277GAZ0NOTE 3.750% 6/0–$92.9M2.7%–
Duke Energy CORP26441CBY0NOTE 4.125% 4/1–$32.2M1.0%–
NOVTUNovanta IncUNIT 11/01/2028287,611$15.4M0.5%History
Neogenomics Inc64049MAB6NOTE 0.250% 1/1–$12.3M0.4%–
NCL Corp Ltd62886HBD2NOTE 1.125% 2/1–$9.32M0.3%–
SoFi Technologies, Inc.83406FAA0BOND–$9.19M0.3%–
Applied Optoelectronics, Inc.03823UAE2NOTE 2.750% 1/1–$8.85M0.3%–
Burlington Stores, Inc.122017AD8NOTE 1.250%12/1–$8.29M0.2%–
Etsy Inc29786AAJ5NOTE 0.125%10/0–$6.84M0.2%–
MGP Ingredients Inc55303JAB2NOTE 1.875%11/1–$5.73M0.2%–
Alphatec Hldgs Inc02081GAB8NOTE 0.750% 8/0–$4.07M0.1%–
Wayfair Inc.94419LAR2NOTE 3.500%11/1–$3.85M0.1%–
GMGeneral Motors CoCOM50,000$3.73M0.1%History
UALUnited Airlines Holdings, Inc.COM40,000$3.68M0.1%History
SPOTSpotify Technology S.A.Stock7,000$3.39M0.1%History
Q2 Hldgs Inc74736LAD1NOTE 0.750% 6/0–$3.33M0.1%–
ABBVAbbVie Inc.Stock15,000$3.26M0.1%History
Pacira BioSciences, Inc.695127AJ9NOTE 2.125% 5/1–$3.20M0.1%–
CRWDCrowdStrike Holdings, Inc.Stock8,000$3.12M0.1%History
Starwood Ppty Tr Inc85571BBA2NOTE 6.750% 7/1–$3.10M0.1%–
Workiva Inc98139AAB1NOTE 1.125% 8/1–$2.98M0.1%–
IBMInternational Business Machines CorpStock12,000$2.91M0.1%History
Liberty Media Corp531229AQ5NOTE 2.250% 8/1–$2.90M0.1%–
GOOGAlphabet Inc.Stock10,000$2.87M0.1%History
GEGeneral Electric CoStock10,000$2.84M0.1%History
CCitigroup IncStock25,000$2.84M0.1%History
Integer Hldgs Corp45826HAB5NOTE 2.125% 2/1–$2.69M0.1%–
COMPCompass, Inc.CL A341,700$2.50M0.1%History
Bandwidth Inc.05988JAD5NOTE 0.500% 4/0–$2.39M0.1%–
STXSeagate Technology Holdings plcORD SHS6,000$2.35M0.1%History
CPACopa Holdings, S.A.CL A19,000$2.16M0.1%History
Veritone, Inc.92347MAB6NOTE 1.750%11/1–$2.06M0.1%–
BEBloom Energy CorpCOM CL A15,000$2.03M0.1%History
Blackline, Inc.09239BAF6NOTE 1.000% 6/0–$1.92M0.1%–
Nabors Inds Inc62957HAL9NOTE 1.750% 6/1–$1.80M0.1%–
Pagaya U S Hldg Co LLC69549FAB5NOTE 6.125%10/0–$1.64M<0.1%–
American WTR Cap Corp03040WBE4NOTE 3.625% 6/1–$1.21M<0.1%–
Cracker Barrel Old Ctry Stor22410JAB2NOTE 0.625% 6/1–$1.04M<0.1%–
Gossamer Bio, Inc.38341PAA0NOTE 5.000% 6/0–$960.9K<0.1%–
Cable One, Inc.12685JAG0NOTE 1.125% 3/1–$939.2K<0.1%–
Lithium Amers Corp New53680QAA6NOTE 1.750% 1/1–$778.8K<0.1%–
AAPLApple Inc.Stock3,000$761.4K<0.1%History
Penn Natl Gaming Inc707569AU3NOTE 2.750% 5/1–$380.0K<0.1%–
FTAIFTAI Aviation Ltd.SHS940$230.3K<0.1%History
ESPREsperion Therapeutics, Inc.COM50,000$137.0K<0.1%History
Bloom Energy Corp093712AM9NOTE 3.000% 6/0–$98.4K<0.1%–