Institutional Manager · CIK 0001097278
ADVENT CAPITAL MANAGEMENT /DE/
NEW YORK, NY · File #028-05049
Latest AUM
$4.98B
Positions
228
Top-10 Concentration
47.2%
Filings
9
Portfolio Value Over Time
2024-03
2024-06
2024-09
2024-12
2025-03
2025-06
2025-09
2025-12
Biggest QoQ Changes
Ranked by conviction flow (share change × current price) so mark-to-market moves don't dominate. Price effect column shows how much of the $ change was just the stock moving.
| Action | Issuer | Ticker / CUSIP | Δ Shares | Flow ($) | Price Effect |
|---|---|---|---|---|---|
| ADD | SPDR S&P 500 ETF Trust | SPY | +677,000 | +$461.7M | +$362,020 |
| NEW | LIVE NATION ENTERTAINMEN | LYV | +65,401,000 | +$69.7M | $0 |
| NEW | AFFIRM HOLDINGS INC | AFRM | +45,578,000 | +$50.6M | $0 |
| REDUCE | EXPEDIA GROUP INC | EXPE | -43,637,000 | -$48.8M | +$7.2M |
| NEW | SOUTHERN CO | SOMN | +916,989 | +$45.6M | $0 |
| ADD | NUTANIX INC | NTNX | +40,255,000 | +$45.3M | -$67,384 |
| ADD | TYLER TECHNOLOGIES INC | 902252AB1 | +41,427,000 | +$42.0M | -$3.2M |
| REDUCE | VENTAS REALTY LP | VTR | -29,298,000 | -$41.5M | +$12.7M |
| REDUCE | CONFLUENT INC | 20717MAB9 | -40,822,000 | -$39.7M | +$1.2M |
| EXITED | AIRBNB INC | 009066AB7 | -40,318,000 | -$39.5M | $0 |
Sector Allocation
Filing History
- 13F HOLDINGS REPORTQ/E Dec 2025228 pos · $4.98B
- 13F HOLDINGS REPORTQ/E Sep 2025227 pos · $4.59B
- 13F HOLDINGS REPORTQ/E Jun 2025237 pos · $4.70B
- 13F HOLDINGS REPORTQ/E Mar 2025214 pos · $4.56B
- 13F HOLDINGS REPORTQ/E Dec 2024209 pos · $4.33B
- 13F HOLDINGS REPORTQ/E Sep 2024227 pos · $4.11B
- 13F HOLDINGS REPORTQ/E Jun 2024198 pos · $4.17B
- 13F HOLDINGS REPORTQ/E Mar 2024187 pos · $3.93B
- 13F HOLDINGS REPORTQ/E Dec 2023201 pos · $4.30B
Top 20 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | SPDR S&P 500 ETF Trust | SPY | 700,000 | $477.3M | 13.48% |
| 2 | BANK OF AMERICA CORP | 060505682 | 157,311 | $197.0M | 5.56% |
| 3 | WELLS FARGO & COMPANY | 949746804 | 157,600 | $191.8M | 5.42% |
| 4 | UBER TECHNOLOGIES INC | UBER | 142,238,000 | $184.9M | 5.22% |
| 5 | GLOBAL PAYMENTS INC | 37940XAU6 | 119,816,000 | $108.4M | 3.06% |
| 6 | VENTAS REALTY LP | VTR | 73,569,000 | $104.3M | 2.94% |
| 7 | MERITAGE HOMES CORP | MTH | 105,126,000 | $104.2M | 2.94% |
| 8 | KKR & CO INC | KKRT | 1,997,547 | $103.7M | 2.93% |
| 9 | NEXTERA ENERGY INC | NEE-PW | 1,988,322 | $102.7M | 2.90% |
| 10 | APOLLO GLOBAL MANAGEMENT | 03769M304 | 1,277,582 | $96.4M | 2.72% |
| 11 | CMS ENERGY CORP | CMS-PC | 87,479,000 | $94.3M | 2.66% |
| 12 | NEXTERA ENERGY CAPITAL | NEE-PW | 65,080,000 | $81.6M | 2.30% |
| 13 | TYLER TECHNOLOGIES INC | 902252AB1 | 78,180,000 | $79.3M | 2.24% |
| 14 | PPL CAPITAL FUNDING INC | PPLC | 67,596,000 | $74.8M | 2.11% |
| 15 | DUKE ENERGY CORP | DUKB | 71,579,000 | $74.4M | 2.10% |
| 16 | LIVE NATION ENTERTAINMEN | LYV | 65,401,000 | $69.7M | 1.97% |
| 17 | SPDR S&P 500 ETF Trust | SPY | 100,000 | $68.2M | 1.93% |
| 18 | CENTERPOINT ENERGY INC | CNP | 58,536,000 | $65.1M | 1.84% |
| 19 | BOEING CO/THE | BA-PA | 849,161 | $59.0M | 1.67% |
| 20 | SOUTHERN CO | SOMN | 53,292,000 | $57.1M | 1.61% |