ALLIANCEBERNSTEIN L.P.
Long book
$308.81B
Q1 2026
Positions
3226
Top-10 weight
33%
concentration
Last quarter
+14.0%
SPY +14.8%
Turnover
5%
of book per quarter
Strategy in plain words
auto-generated from filingsALLIANCEBERNSTEIN L.P. is an active long-only manager, running a $308.81B US long book across 3226 positions.
The portfolio is moderately concentrated (top 10 ≈ 33% of the book). The book barely moves quarter to quarter — a patient, low-turnover holder. Current anchor positions: NVIDIA CORP, MICROSOFT CORP, AMAZON.COM INC, ALPHABET INC-CL C, APPLE INC.
Over the last 9 quarters its long book ran on average 0.9pp per quarter behind the S&P 500, beating the index in 1 of 9 quarters. Signal value of individual moves is limited — treat changes as weak evidence.
Implied long-book return vs S&P 500
methodology: positions priced quarterly, no shorts/options Fund long book S&P 500
Q1 2024
+2.9%
Q2 2024
+4.8%
Q3 2024
+1.4%
Q4 2024
-5.1%
Q1 2025
+12.0%
Q2 2025
+6.0%
Q3 2025
+1.6%
Q4 2025
-5.3%
Q1 2026
+14.0%
Sector allocation
Technology 41%
Consumer discretionary 12%
Healthcare 11%
Financials 10%
Industrials 8%
Services media 7%
Other 3%
Consumer staples 2%
Long book by quarter
What does ALLIANCEBERNSTEIN L.P. own?
Q1 2026 13F| Company | Sector | Shares | Value | % of book | Change |
|---|---|---|---|---|---|
| NVDA NVIDIA CORP | Technology | 98.5M | $18.38B | 6.0% | -2.6% |
| MSFT MICROSOFT CORP | Technology | 31.8M | $15.38B | 5.0% | -11.9% |
| AMZN AMAZON.COM INC | Consumer discretionary | 52.6M | $12.15B | 3.9% | -2.4% |
| GOOG ALPHABET INC-CL C | Technology | 38.4M | $12.07B | 3.9% | -2.5% |
| AAPL APPLE INC | Technology | 42.7M | $11.60B | 3.8% | +4.9% |
| AVGO BROADCOM INC | Technology | 24.9M | $8.61B | 2.8% | -1.6% |
| META META PLATFORMS INC-CLASS A | Technology | 12.7M | $8.37B | 2.7% | -1.3% |
| V VISA INC-CLASS A SHARES | Services media | 18.2M | $6.37B | 2.1% | -2.3% |
| LLY ELI LILLY & CO | Healthcare | 4.4M | $4.76B | 1.5% | -4.2% |
| NFLX NETFLIX INC | Services media | 36.8M | $3.45B | 1.1% | +1.0% |
| GOOGL ALPHABET INC-CL A | Technology | 10.5M | $3.29B | 1.1% | +5.9% |
| COST COSTCO WHOLESALE CORP | Consumer discretionary | 2.8M | $2.39B | 0.8% | -2.9% |
| PGR PROGRESSIVE CORP | Financials | 10.2M | $2.31B | 0.7% | -2.1% |
| HD HOME DEPOT INC | Consumer discretionary | 6.5M | $2.23B | 0.7% | -5.3% |
| MNST MONSTER BEVERAGE CORP | Consumer staples | 28.8M | $2.21B | 0.7% | +4.0% |
| BRK/B BERKSHIRE HATHAWAY INC-CL B | Financials | 4.4M | $2.20B | 0.7% | +25.7% |
| ISRG INTUITIVE SURGICAL INC | Healthcare | 3.8M | $2.16B | 0.7% | +2.5% |
| SYK STRYKER CORP | Healthcare | 6.1M | $2.13B | 0.7% | -6.1% |
| UNH UNITEDHEALTH GROUP INC | Financials | 6.4M | $2.13B | 0.7% | -4.1% |
| TJX TJX COMPANIES INC | Consumer discretionary | 12.9M | $1.98B | 0.6% | +11.4% |
| MCK MCKESSON CORP | Consumer discretionary | 2.2M | $1.84B | 0.6% | -9.9% |
| VRTX VERTEX PHARMACEUTICALS INC | Healthcare | 3.9M | $1.77B | 0.6% | -13.0% |
| JPM JPMORGAN CHASE & CO | Financials | 5.2M | $1.67B | 0.5% | -4.3% |
| VRSK VERISK ANALYTICS INC | Technology | 7.2M | $1.62B | 0.5% | +30.9% |
| CDNS CADENCE DESIGN SYS INC | Technology | 5.0M | $1.57B | 0.5% | +26.4% |
| GE GENERAL ELECTRIC | Industrials | 4.7M | $1.46B | 0.5% | +333.3% |
| TSLA TESLA INC | Industrials | 3.2M | $1.46B | 0.5% | +3.5% |
| JNJ JOHNSON & JOHNSON | Healthcare | 6.9M | $1.44B | 0.5% | -9.7% |
| SHOP SHOPIFY INC - CLASS A | Technology | 8.8M | $1.42B | 0.5% | +34.6% |
| AMAT APPLIED MATERIALS INC | Technology | 5.5M | $1.40B | 0.5% | -14.9% |
| DIS WALT DISNEY CO/THE | Services media | 12.3M | $1.40B | 0.5% | -4.7% |
| VEEV VEEVA SYSTEMS INC-CLASS A | Technology | 6.3M | $1.40B | 0.5% | +7.3% |
| BAC BANK OF AMERICA CORP | Financials | 25.1M | $1.38B | 0.4% | +13.0% |
| TXN TEXAS INSTRUMENTS INC | Technology | 7.6M | $1.32B | 0.4% | -3.1% |
| ADP AUTOMATIC DATA PROCESSING | Technology | 5.1M | $1.31B | 0.4% | -14.8% |
| MA MASTERCARD INC - A | Services media | 2.3M | $1.31B | 0.4% | -0.2% |
| CBOE CBOE GLOBAL MARKETS INC | Financials | 5.1M | $1.27B | 0.4% | -22.9% |
| TMO THERMO FISHER SCIENTIFIC INC | Other | 2.2M | $1.27B | 0.4% | -10.6% |
| APP APPLOVIN CORP-CLASS A | Technology | 1.9M | $1.27B | 0.4% | +10.5% |
| SCHW SCHWAB (CHARLES) CORP | Financials | 12.5M | $1.25B | 0.4% | -5.0% |
| ABBV ABBVIE INC | Healthcare | 5.4M | $1.24B | 0.4% | -19.3% |
| XOM EXXON MOBIL CORP | Energy | 10.0M | $1.20B | 0.4% | +37.9% |
| MRK MERCK & CO. INC. | Healthcare | 11.3M | $1.19B | 0.4% | +30.9% |
| WMT WALMART INC | Consumer discretionary | 10.5M | $1.17B | 0.4% | -16.4% |
| WFC WELLS FARGO & CO | Financials | 12.5M | $1.17B | 0.4% | -11.2% |
| SHW SHERWIN-WILLIAMS CO/THE | Consumer discretionary | 3.6M | $1.16B | 0.4% | -4.3% |
| RDDT REDDIT INC-CL A | Technology | 4.9M | $1.12B | 0.4% | +56.5% |
| QCOM QUALCOMM INC | Technology | 6.3M | $1.08B | 0.3% | -24.0% |
| MSI MOTOROLA SOLUTIONS INC | Technology | 2.8M | $1.07B | 0.3% | +7.1% |
| CSCO CISCO SYSTEMS INC | Technology | 13.8M | $1.06B | 0.3% | +23.4% |
13F filing history
| Period | Form | Filed | Entries | Reported value | Flags | Source |
|---|---|---|---|---|---|---|
| Q1 2026 | 13F-HR | May 15, 2026 | 3251 | $308.81B | canonical | SEC ↗ |
| Q4 2025 | 13F-HR | Feb 17, 2026 | 3258 | $316.67B | canonical | SEC ↗ |
| Q3 2025 | 13F-HR | Nov 14, 2025 | 3264 | $317.56B | canonical | SEC ↗ |
| Q2 2025 | 13F-HR | Aug 14, 2025 | 3257 | $306.60B | canonical | SEC ↗ |
| Q1 2025 | 13F-HR | May 15, 2025 | 3221 | $276.40B | canonical | SEC ↗ |
| Q4 2024 | 13F-HR | Feb 12, 2025 | 3254 | $294.66B | canonical | SEC ↗ |
| Q3 2024 | 13F-HR | Nov 14, 2024 | 3257 | $297.74B | canonical | SEC ↗ |
| Q2 2024 | 13F-HR | Aug 14, 2024 | 3261 | $286.76B | canonical | SEC ↗ |
| Q1 2024 | 13F-HR | May 14, 2024 | 3165 | $282.60B | canonical | SEC ↗ |
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