ADVENT CAPITAL MANAGEMENT /DE/ — 13F Holdings & Portfolio

CIK 1097278 · latest 13F-HR filed 2026-08-11

ADVENT CAPITAL MANAGEMENT /DE/ manages $4.46B in 13F-reported U.S. long-equity assets across 238 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are BACPL (4.12%), WFCPL (3.96%), UBER (3.28%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 63 new positions, exited 47, added to 70, and trimmed 48.

AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.

Filer Information
Address
888 SEVENTH AVENUE, 31ST FLOOR
NEW YORK, NY 10019
Phone
(212) 482-1600
Filing Manager
ADVENT CAPITAL MANAGEMENT /DE/
NEW YORK, NY
Signatory
Stephen Ellwood
General Counsel and Chief Compliance Officer
Loading holdings…
AUM

$4.46B

Long-equity book

Holdings

238

Distinct positions

Period

2026-06-30

Filed 2026-08-11

Q/Q Activity

+63 / −47 / ↑70 / ↓48

vs 2026-03-31

Firm Profile & Key People
Name Title / Status Ownership Type

Top Adds (vs prior quarter)

  • WELLS FARGO & COMPANY$159.3M +925.8%
  • WESTERN DIGITAL CORP$36.6M +92.7%
  • MICROCHIP TECHNOLOGY INC$30.6M +704.5%
  • SNOWFLAKE INC$25.7M +67.3%
  • PORCH GROUP INC$22.4M +645.2%
Show all 70

Top Trims

  • DATADOG INC-$50.3M -65.8%
  • LANTHEUS HOLDINGS INC-$26.9M -55.7%
  • AKAMAI TECHNOLOGIES INC-$24.4M -59.4%
  • TRAVERE THERAPEUTICS INC-$21.6M -98.2%
  • AFFIRM HOLDINGS INC-$21.0M -33.6%
Show all 48

New Positions

  • DOORDASH INC$139.3M
  • ALPHABET INC$82.7M
  • AKAMAI TECHNOLOGIES INC$82.4M
  • ALPHABET INC$63.9M
  • IRHYTHM HOLDINGS INC$52.5M
Show all 63

Exited Positions

  • VENTAS REALTY LP$92.9M
  • DUKE ENERGY CORP$32.2M
  • NOVANTA INC$15.4M
  • NEOGENOMICS INC$12.3M
  • NCL CORPORATION LTD$9.3M
Show all 47
All Holdings

Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).

# Issuer Symbol CUSIP Value Weight Shares Type
1 BANK OF AMERICA CORP BACPL 060505682 $183.9M 4.12% 146,276 SH
2 WELLS FARGO & COMPANY WFCPL 949746804 $176.6M 3.96% 152,080 SH
3 UBER TECHNOLOGIES INC UBER 90353TAM2 $146.4M 3.28% 122,088,000 PRN
4 DOORDASH INC DASH 25809KAB1 $139.3M 3.12% 141,271,000 PRN
5 NEXTERA ENERGY INC NEEPS 65339F663 $104.8M 2.35% 1,953,959 SH
6 CMS ENERGY CORP CMS 125896BX7 $92.3M 2.07% 82,240,000 PRN
7 PPL CAPITAL FUNDING INC PPL 69352PAS2 $91.7M 2.05% 80,083,000 PRN
8 GLOBAL PAYMENTS INC GPN 37940XAU6 $85.1M 1.91% 94,075,000 PRN
9 ALPHABET INC GOOGM 02079K404 $82.7M 1.85% 1,638,841 SH
10 AKAMAI TECHNOLOGIES INC AKAM 00971TAQ4 $82.4M 1.85% 56,426,000 PRN
11 KKR & CO INC KKRPD 48251W500 $82.0M 1.84% 2,056,082 SH
12 WESTERN DIGITAL CORP WDC 958102AT2 $76.1M 1.70% 4,513,000 PRN
13 AEROVIRONMENT INC AVAV 008073AA6 $72.5M 1.63% 75,871,000 PRN
14 APOLLO GLOBAL MANAGEMENT APO 03769M304 $66.4M 1.49% 1,088,860 SH
15 SNOWFLAKE INC SNOW 833445AD1 $63.9M 1.43% 36,106,000 PRN
16 ALPHABET INC GOOGN 02079K602 $63.9M 1.43% 1,267,980 SH
17 SOUTHERN CO SOMN 842587842 $60.8M 1.36% 1,215,477 SH
18 BOEING CO/THE BAPA 097023204 $60.2M 1.35% 887,378 SH
19 TETRA TECH INC TTEK 88162GAB9 $57.2M 1.28% 53,812,000 PRN
20 IRHYTHM HOLDINGS INC IRTC 450056AB2 $52.5M 1.18% 47,419,000 PRN
21 NEXTERA ENERGY CAPITAL NEE 65339KCY4 $51.5M 1.15% 38,877,000 PRN
22 CLOUDFLARE INC PSAPF 18915MAF4 $50.2M 1.13% 39,635,000 PRN
23 FIRSTENERGY CORP FE 337932AV9 $50.1M 1.12% 44,372,000 PRN
24 MERITAGE HOMES CORP MTH 59001ABF8 $50.1M 1.12% 48,267,000 PRN
25 CENTERPOINT ENERGY INC CNP 15189TBD8 $49.8M 1.12% 40,768,000 PRN
26 WEC ENERGY GROUP INC WEC 92939UAR7 $48.8M 1.09% 39,229,000 PRN
27 ORACLE CORP ORCLPD 68389X204 $47.6M 1.07% 1,055,583 SH
28 MICROCHIP TECHNOLOGY INC MCHPP 595017302 $46.5M 1.04% 603,716 SH
29 SOUTHERN CO SO 842587DZ7 $44.9M 1.01% 40,642,000 PRN
30 RIVIAN AUTO INC RIVN 76954AAD5 $44.7M 1.00% 41,593,000 PRN
31 SUPER MICRO COMPUTER INC SMCI 86800UAB0 $44.0M 0.99% 47,021,000 PRN
32 PG&E CORP PCG 69331CAL2 $43.8M 0.98% 42,689,000 PRN
33 AFFIRM HOLDINGS INC AFRM 00827BAD8 $41.4M 0.93% 35,372,000 PRN
34 MARRIOTT VACATION WORLDW VAC 57164YAF4 $38.3M 0.86% 38,888,000 PRN
35 STRATEGY INC MHIFF 594972AL5 $35.8M 0.80% 38,723,000 PRN
36 ARES MANAGEMENT CORP ARESPB 03990B309 $35.6M 0.80% 939,089 SH
37 NCL CORPORATION LTD NCLH 62886HBT7 $35.2M 0.79% 31,489,000 PRN
38 MICROCHIP TECHNOLOGY INC MCHP 595017BG8 $35.0M 0.78% 31,723,000 PRN
39 ALPHATEC HOLDINGS INC ATEC 02081GAD4 $33.7M 0.76% 35,108,000 PRN
40 COINBASE GLOBAL INC COIN 19260QAF4 $33.1M 0.74% 36,881,000 PRN
41 PARSONS CORP PSN 70202LAD4 $33.1M 0.74% 33,272,000 PRN
42 PPL CORPORATION PPLC 69351T866 $32.7M 0.73% 669,904 SH
43 GUIDEWIRE SOFTWARE INC GWRE 40171VAC4 $31.7M 0.71% 32,838,000 PRN
44 SUNRUN INC RUN 86771WAD7 $30.8M 0.69% 25,649,000 PRN
45 Advent Convertible Bond ETF ACVT 75526L845 $30.1M 0.67% 1,076,400 SH
46 DRAFTKINGS HOLDINGS INC DKNG 26142RAB0 $29.1M 0.65% 31,277,000 PRN
47 State Street SPDR S&P 500 ETF Put SPY 78462F103 $28.8M 0.64% 38,500 SH
48 GAMESTOP CORP GME 36467WAG4 $28.7M 0.64% 28,165,000 PRN
49 SUPER MICRO COMPUTER INC SMCI 86800UAF1 $27.5M 0.62% 30,992,000 PRN
50 DATADOG INC DDOG 23804LAD5 $26.1M 0.58% 18,322,000 PRN
Filing History
Period Filed AUM Holdings Accession
2026-06-30 2026-08-11 $4.46B 238 0001140361-26-032210
2026-03-31 2026-05-07 $3.63B 215 0001140361-26-019477
2025-12-31 2026-02-09 $4.98B 228 0001140361-26-004346