Stocks/Funds/CIK 1328062

Cornerstone Investment Partners, LLC

long-term holder
Quarterly 13F filings · Latest period 2026-03-31 · CIK 1328062
Assets
$2.38B
+15.2% YoY
Holdings
291
Lifetime alpha vs market
+2.45% annual
Average hold time
2.1 yr
median 1.5 yr

Quarterly history

Cum return +347% vs S&P +250% · α +96% lifetimeAUM $2.4B · peak $2.9BFlow $-114M (-4%)2016-062017-122019-062020-122022-062023-122025-062026-03
AUM ($B)fundS&P 500(gap = α)/ Flow in/out

Behavior signals (lifetime)

Dip response
+3.07%
adds when stocks drop
when a holding falls −10%+
Middle response
-2.68%
baseline attrition
Rally response
-9.04%
trims into rallies
when a holding rises +10%+

Top positions · 30

Ticker$ value% portYoYHold time
GOOGLAlphabet Inc.$136M5.7%10.5 yr
KLACKLA Corporation$122M5.1%+118.2%4.3 yr
AMATApplied Materials, Inc.$115M4.8%+137.6%1.5 yr
TSMTaiwan Semiconductor Man$103M4.3%+105.6%6.8 yr
AVGOBroadcom Inc.$100M4.2%+86.0%7.5 yr
METAMeta Platforms, Inc.$98M4.1%-0.4%6.3 yr
MUMicron Technology, Inc.$97M4.1%+289.6%4.8 yr
VVisa Inc.$95M4.0%-13.1%4.0 yr
ABCAmerisourceBergen Corpor$85M3.6%6.0 yr
AMZNAmazon.com, Inc.$85M3.6%+9.5%0.5 yr
MCKMcKesson Corporation$81M3.4%+29.1%3.0 yr
CBChubb Limited$75M3.2%+9.3%10.5 yr
IQVIQVIA Holdings Inc.$74M3.1%-3.3%1.0 yr
FANGDiamondback Energy, Inc.$70M3.0%+27.1%4.8 yr
WRBW. R. Berkley Corporatio$70M2.9%-4.4%2.8 yr

Portfolio composition (YoY)

Industry mix
Semiconductors22.8%+8.8pp$542M
Internet Content & Information9.9%+0.6pp$236M
Insurance - Property & Casualty8.6%-0.7pp$204M
Medical - Distribution7.0%-0.8pp$167M
Financial - Credit Services6.2%-1.0pp$148M
Specialty Retail5.8%+3.0pp$137M
Medical - Diagnostics & Research5.0%+5.0pp$120M
Asset Management3.7%+0.1pp$88M
Medical - Healthcare Plans3.7%-3.5pp$87M
Oil & Gas Exploration & Production3.0%-0.1pp$72M
Country
US92.2%-0.3pp
TW4.3%
CH3.2%-0.9pp
CA0.1%+0.0pp
BM0.1%+0.1pp
CN0.1%+0.1pp
SG0.0%
Unknown0.0%-3.3pp
Top 5: 24.2% · Top 10: 43.6% · Top 25: 84.7%

Winners

TickerPrev $PnLYoY %
MU$66M+0.19B289.6%
KLAC$66M+0.08B118.2%
AVGO$78M+0.07B86.0%
AMAT$44M+0.06B137.6%
MCK$65M+0.02B29.1%

Losers

TickerPrev $PnLYoY %
UNH$70M-0.03B-46.9%
V$95M-0.01B-13.1%
APO$56M-0.01B-17.4%
AZO$57M-0.01B-11.4%
TTWO$61M-0.00B-4.7%

Top buys this quarter · 15

AMZN Amazon.com, Inc.+$43M
TSM Taiwan Semiconductor Manufactu+$22M
AZO AutoZone, Inc.+$6M
JPM JPMorgan Chase & Co.+$6M
V Visa Inc.+$95M
FLEX Flex Ltd.new+$1M
SNEX StoneX Group Inc.+$0M
MWA Mueller Water Products, Inc.+$0M
PARR Par Pacific Holdings, Inc.new+$0M
ACGL Arch Capital Group Ltd.new+$0M

Top sells this quarter · 15

MU Micron Technology, Inc.$64M
AMAT Applied Materials, Inc.$103M
KLAC KLA Corporation$118M
AVGO Broadcom Inc.$17M
FANG Diamondback Energy, Inc.$60M
META Meta Platforms, Inc.$4M
MCK McKesson Corporation$81M
CB Chubb Limited$3M
IQV IQVIA Holdings Inc.$3M
TTWO Take-Two Interactive Software,$3M

Quarterly history (TTM returns)

PeriodAUM# PosReturn (1yr)SPY (1yr)Alpha (1yr)Flow
2026-03-31$2.38B291+30.14%+17.59%+12.54%-0.11B
2025-12-31$2.58B219+35.29%+17.72%+17.57%-0.00B
2025-09-30$2.39B210+26.38%+17.52%+8.87%-0.07B
2025-06-30$2.27B210+22.29%+14.94%+7.35%-0.10B
2025-03-31$2.07B188+6.20%+8.30%-2.10%+0.04B
2024-12-31$2.01B245+20.92%+24.89%-3.97%-0.03B
2024-09-30$2.02B225+34.27%+36.04%-1.76%-0.11B
2024-06-30$2.03B228+25.27%+24.49%+0.78%-0.01B
2024-03-31$2.05B233+33.18%+29.62%+3.56%+0.02B
2023-12-31$1.78B228+19.40%+26.18%-6.78%-0.02B
2023-09-30$1.60B199+20.39%+21.57%-1.18%+0.00B
2023-06-30$1.63B208+15.76%+19.42%-3.67%+0.03B
2023-03-31$1.51B200-4.48%-7.82%+3.33%-0.09B
2022-12-31$1.56B218-9.08%-18.17%+9.09%-0.02B
2022-09-30$1.40B197-10.50%-15.51%+5.00%-0.01B
2022-06-30$1.49B196-4.71%-10.62%+5.91%-0.04B