Stocks/Funds/CIK 1109448

ALLIANCEBERNSTEIN L.P.

index-like (500+ pos)long-term holder
Quarterly 13F filings · Latest period 2026-03-31 · CIK 1109448
Assets
$307.70B
+11.4% YoY
Holdings
3,211
Lifetime alpha vs market
-1.12% annual
Average hold time
7.1 yr
median 8.3 yr

Quarterly history

Cum return +232% vs S&P +272% · α -40% lifetimeAUM $307.7B · peak $317.4BFlow $10.6B (+3%)2016-062017-122019-062020-122022-062023-122025-062026-03
AUM ($B)fundS&P 500(gap = α)/ Flow in/out

Behavior signals (lifetime)

Dip response
-8.86%
trims when stocks drop
when a holding falls −10%+
Middle response
-3.49%
baseline attrition
Rally response
-3.41%
trims into rallies
when a holding rises +10%+

Top positions · 30

Ticker$ value% portYoYHold time
NVDANVIDIA Corporation$18.38B6.0%+60.9%10.5 yr
MSFTMicrosoft Corporation$15.38B5.0%-0.6%10.5 yr
AMZNAmazon.com, Inc.$12.15B3.9%+9.5%10.5 yr
GOOGAlphabet Inc.$12.07B3.9%+84.3%10.5 yr
AAPLApple Inc.$11.60B3.8%+14.7%10.5 yr
AVGOBroadcom Inc.$8.61B2.8%+86.0%8.0 yr
METAMeta Platforms, Inc.$8.37B2.7%-0.4%10.5 yr
VVisa Inc.$6.37B2.1%-13.1%10.5 yr
LLYEli Lilly and Company$4.76B1.5%+12.2%10.5 yr
IVViShares Core S&P 500 ETF$3.65B1.2%10.5 yr
NFLXNetflix, Inc.$3.45B1.1%+3.1%10.5 yr
GOOGLAlphabet Inc.$3.29B1.1%10.5 yr
TSMTaiwan Semiconductor Man$2.58B0.8%+105.6%10.5 yr
COSTCostco Wholesale Corpora$2.39B0.8%+5.9%10.5 yr
PGRThe Progressive Corporat$2.31B0.8%-25.5%10.5 yr

Portfolio composition (YoY)

Industry mix
Semiconductors12.9%+3.0pp$39.60B
Internet Content & Information8.2%+2.2pp$25.28B
Asset Management8.0%+1.6pp$24.63B
Software - Infrastructure6.3%-0.2pp$19.39B
Specialty Retail4.6%-0.5pp$14.16B
Consumer Electronics3.8%+1.6pp$11.82B
Drug Manufacturers - General3.7%-0.2pp$11.49B
Software - Application3.0%-0.5pp$9.38B
Financial - Credit Services2.9%-0.7pp$8.83B
Medical - Devices2.7%+0.9pp$8.29B
Country
US93.4%+0.1pp
IE1.1%-0.2pp
GB0.9%+0.3pp
CA0.9%-0.3pp
Unknown0.9%+0.2pp
TW0.8%+0.3pp
NL0.6%+0.2pp
CH0.3%-0.3pp
Top 5: 22.6% · Top 10: 32.9% · Top 25: 44.2%

Winners

TickerPrev $PnLYoY %
NVDA$12.18B+7.42B60.9%
GOOG$5.95B+5.00B84.3%
AVGO$4.94B+4.22B86.0%
TSM$1.47B+1.54B105.6%
AMZN$11.00B+1.04B9.5%

Losers

TickerPrev $PnLYoY %
UNH$3.93B-1.79B-46.9%
V$7.41B-0.96B-13.1%
PGR$2.34B-0.56B-25.5%
VRSK$1.56B-0.55B-35.7%
HD$3.26B-0.25B-8.0%

Top buys this quarter · 15

AZN AstraZeneca PLCnew+$1.04B
GE GE Aerospace+$1.04B
AAPL Apple Inc.+$506M
XOM Exxon Mobil Corporation+$465M
ITT ITT Inc.+$340M
VRSK Verisk Analytics, Inc.+$325M
MRK Merck & Co., Inc.+$321M
CDNS Cadence Design Systems, Inc.+$291M
USB U.S. Bancorp+$278M
DXCM DexCom, Inc.+$270M

Top sells this quarter · 15

MSFT Microsoft Corporation$1.59B
OTIS Otis Worldwide Corporation$876M
INTU Intuit Inc.$642M
NOW ServiceNow, Inc.$610M
TSM Taiwan Semiconductor Manufactu$586M
ABT Abbott Laboratories$478M
NVDA NVIDIA Corporation$451M
0HQN.L Cboe Global Markets, Inc.$423M
CMG Chipotle Mexican Grill, Inc.$357M
CPRT Copart, Inc.$330M

Quarterly history (TTM returns)

PeriodAUM# PosReturn (1yr)SPY (1yr)Alpha (1yr)Flow
2026-03-31$307.70B3211+14.47%+17.59%-3.12%+10.64B
2025-12-31$315.66B3226+14.59%+17.72%-3.13%-7.64B
2025-09-30$317.40B3233+14.21%+17.52%-3.31%-8.79B
2025-06-30$306.42B3221+12.28%+14.94%-2.66%-3.42B
2025-03-31$276.19B3190+1.15%+8.30%-7.16%-1.21B
2024-12-31$294.47B3212+16.84%+24.89%-8.05%-7.58B
2024-09-30$297.52B3219+29.18%+36.04%-6.86%-1.54B
2024-06-30$285.77B3213+19.45%+24.49%-5.04%+0.26B
2024-03-31$282.50B3129+26.94%+29.62%-2.68%-0.17B
2023-12-31$259.77B3171+24.58%+26.18%-1.60%-3.50B
2023-09-30$234.55B3167+18.90%+21.57%-2.67%-2.47B
2023-06-30$244.93B3153+17.36%+19.42%-2.07%-4.79B
2023-03-31$232.52B3163-7.72%-7.82%+0.10%-3.36B
2022-12-31$220.88B3248-17.58%-18.17%+0.60%-0.10B
2022-09-30$206.27B3244-14.55%-15.51%+0.96%-2.60B
2022-06-30$218.68B3238-10.02%-10.62%+0.60%+0.30B