ALLIANCEBERNSTEIN L.P. — 13F Holdings & Portfolio
CIK 1109448 · latest 13F-HR filed 2026-05-15
ALLIANCEBERNSTEIN L.P. manages $308.81B in 13F-reported U.S. long-equity assets across 3,251 reported positions as of its 2026-03-31 13F-HR filing. Its largest disclosed positions are NVDA (5.95%), MSFT (4.98%), AMZN (3.93%). Quarter over quarter (versus its 2025-12-31 filing) the fund opened 74 new positions, exited 81, added to 751, and trimmed 941.
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.
$308.81B
Long-equity book
3,251
Distinct positions
2026-03-31
Filed 2026-05-15
+74 / −81 / ↑751 / ↓941
vs 2025-12-31
| Name | Title / Status | Ownership | Type |
|---|
Top Adds (vs prior quarter)
- AB ACTIVE ETFS INC$1.18B +2212.1%
- GE AEROSPACE$1.12B +333.3%
- BERKSHIRE HATHAWAY INC DEL$449.7M +25.7%
- REDDIT INC$404.2M +56.5%
- VERISK ANALYTICS INC$382.7M +30.9%
Top Trims
- MICROSOFT CORP-$2.07B -11.9%
- OTIS WORLDWIDE CORP-$992.4M -74.8%
- INTUIT-$986.7M -62.7%
- SERVICENOW INC-$893.4M -66.5%
- ABBOTT LABORATORIES-$583.1M -37.4%
New Positions
- ASTRAZENECA PLC$1.02B
- PIPER SANDLER COMPANIES$87.1M
- FORGENT POWER SOLUTIONS INC$63.6M
- NEW ORIENTAL ED & TECHNOLOGY$55.5M
- PETROLEO BRASILEIRO S A$34.4M
Exited Positions
- ASTRAZENECA PLC$123.9M
- COMERICA INC$114.0M
- STAR BULK CARRIERS CORP.$112.1M
- CADENCE BANK$108.6M
- PIPER SANDLER COMPANIES$108.4M
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 | NVIDIA CORPORATION | NVDA | 67066G104 | $18.37B | 5.95% | 98,506,691 | SH |
| 2 | MICROSOFT CORP | MSFT | 594918104 | $15.37B | 4.98% | 31,782,159 | SH |
| 3 | AMAZON COM INC | AMZN | 023135106 | $12.14B | 3.93% | 52,607,732 | SH |
| 4 | ALPHABET INC | GOOG | 02079K107 | $12.07B | 3.91% | 38,449,040 | SH |
| 5 | APPLE INC | AAPL | 037833100 | $11.60B | 3.76% | 42,677,473 | SH |
| 6 | BROADCOM INC | AVGO | 11135F101 | $8.61B | 2.79% | 24,873,857 | SH |
| 7 | META PLATFORMS INC | META | 30303M102 | $8.37B | 2.71% | 12,678,273 | SH |
| 8 | VISA INC | V | 92826C839 | $6.37B | 2.06% | 18,156,647 | SH |
| 9 | ELI LILLY & CO | LLY | 532457108 | $4.76B | 1.54% | 4,427,764 | SH |
| 10 | ISHARES TR | IVV | 464287200 | $3.65B | 1.18% | 5,328,032 | SH |
| 11 | NETFLIX INC. | NFLX | 64110L106 | $3.45B | 1.12% | 36,808,610 | SH |
| 12 | ALPHABET INC | GOOGL | 02079K305 | $3.29B | 1.07% | 10,522,677 | SH |
| 13 | TAIWAN SEMICONDUCTOR MANUFAC | TSM | 874039100 | $2.58B | 0.83% | 8,482,882 | SH |
| 14 | COSTCO WHOLESALE CORPORATION | COST | 22160K105 | $2.39B | 0.77% | 2,766,241 | SH |
| 15 | PROGRESSIVE CORP | PGR | 743315103 | $2.31B | 0.75% | 10,165,653 | SH |
| 16 | HOME DEPOT INC | HD | 437076102 | $2.23B | 0.72% | 6,481,391 | SH |
| 17 | MONSTER BEVERAGE CORP NEW | MNST | 61174X109 | $2.21B | 0.71% | 28,798,898 | SH |
| 18 | BERKSHIRE HATHAWAY INC DEL | BRK.B | 084670702 | $2.20B | 0.71% | 4,372,927 | SH |
| 19 | INTUITIVE SURGICAL INC | ISRG | 46120E602 | $2.16B | 0.70% | 3,812,663 | SH |
| 20 | UNITEDHEALTH GROUP INC | UNH | 91324P102 | $2.13B | 0.69% | 6,443,863 | SH |
| 21 | STRYKER CORPORATION | SYK | 863667101 | $2.13B | 0.69% | 6,046,893 | SH |
| 22 | ISHARES TR | IXUS | 46432F834 | $2.09B | 0.68% | 24,661,661 | SH |
| 23 | TJX COS INC NEW | TJX | 872540109 | $1.98B | 0.64% | 12,896,713 | SH |
| 24 | MCKESSON CORP | MCK | 58155Q103 | $1.84B | 0.60% | 2,240,697 | SH |
| 25 | VERTEX PHARMACEUTICALS INC | VRTX | 92532F100 | $1.77B | 0.57% | 3,910,786 | SH |
| 26 | JPMORGAN CHASE & CO | JPM | 46625H100 | $1.67B | 0.54% | 5,192,793 | SH |
| 27 | VERISK ANALYTICS INC | VRSK | 92345Y106 | $1.62B | 0.52% | 7,229,257 | SH |
| 28 | ISHARES TR | ITOT | 464287150 | $1.58B | 0.51% | 10,650,612 | SH |
| 29 | CADENCE DESIGN SYSTEM INC | CDNS | 127387108 | $1.56B | 0.51% | 4,995,854 | SH |
| 30 | GE AEROSPACE | GE | 369604301 | $1.46B | 0.47% | 4,747,065 | SH |
| 31 | TESLA INC | TSLA | 88160R101 | $1.46B | 0.47% | 3,243,437 | SH |
| 32 | JOHNSON & JOHNSON | JNJ | 478160104 | $1.44B | 0.47% | 6,948,656 | SH |
| 33 | SHOPIFY INC | SHOP | 82509L107 | $1.42B | 0.46% | 8,813,928 | SH |
| 34 | APPLIED MATLS INC | AMAT | 038222105 | $1.40B | 0.45% | 5,466,276 | SH |
| 35 | DISNEY WALT CO | DIS | 254687106 | $1.40B | 0.45% | 12,311,999 | SH |
| 36 | VEEVA SYS INC | VEEV | 922475108 | $1.40B | 0.45% | 6,271,098 | SH |
| 37 | BANK AMERICA CORP | BAC | 060505104 | $1.38B | 0.45% | 25,105,080 | SH |
| 38 | TEXAS INSTRS INC | TXN | 882508104 | $1.32B | 0.43% | 7,631,442 | SH |
| 39 | AUTOMATIC DATA PROCESSING IN | ADP | 053015103 | $1.31B | 0.42% | 5,101,809 | SH |
| 40 | MASTERCARD INCORPORATED | MA | 57636Q104 | $1.30B | 0.42% | 2,272,956 | SH |
| 41 | CBOE GLOBAL MKTS INC | CBOE | 12503M108 | $1.27B | 0.41% | 5,061,323 | SH |
| 42 | THERMO FISHER SCIENTIFIC INC | TMO | 883556102 | $1.27B | 0.41% | 2,190,608 | SH |
| 43 | APPLOVIN CORP | APP | 03831W108 | $1.27B | 0.41% | 1,880,716 | SH |
| 44 | SCHWAB CHARLES CORP | SCHW | 808513105 | $1.25B | 0.40% | 12,473,251 | SH |
| 45 | ABBVIE INC | ABBV | 00287Y109 | $1.24B | 0.40% | 5,416,509 | SH |
| 46 | AB ACTIVE ETFS INC | EMOP | 00039J780 | $1.24B | 0.40% | 30,355,259 | SH |
| 47 | EXXON MOBIL CORP | XOM | 30231G102 | $1.20B | 0.39% | 9,982,243 | SH |
| 48 | MERCK & CO INC | MRK | 58933Y105 | $1.19B | 0.39% | 11,301,486 | SH |
| 49 | WALMART INC | WMT | 931142103 | $1.17B | 0.38% | 10,512,677 | SH |
| 50 | WELLS FARGO & CO | WFC | 949746101 | $1.17B | 0.38% | 12,532,684 | SH |
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-03-31 | 2026-05-15 | $308.81B | 3,251 | 0001109448-26-000101 |
| 2025-12-31 | 2026-02-17 | $316.67B | 3,258 | 0001109448-26-000021 |
| 2025-09-30 | 2025-11-14 | $317.56B | 3,264 | 0001109448-25-000079 |