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Filers›Family Office›Cornerstone Capital, Inc.
DOSSIER · 13F-HR · Q1 2026

Cornerstone Capital, Inc.

Cornerstone's family office based in New York, NY — $1.0B in tracked AUM across 118 positions as of Q1 2026.

C
Cornerstone·New York, NY·Family Office
CIK 0000819535 · last filed Mar 31, 2026
Total AUM
$1.0B
▼ 12.8%
vs prior
Holdings
118
—
positions
Whale Score
58
58
tracked
Activity
—
no data
changes this Q
Top sector
Tech
18% weight
concentration
AI Analysis · Q1 2026 · Q1 2026

Cornerstone Capital, Inc. filed its latest 13F-HR for Q1 2026. See the latest holdings and position changes below.

Quarter at a glance — Q1 2026

Position-change comparison pending.

No quarter-over-quarter changes available.

Top 10 holdings

By portfolio weight as of Q1 2026.

#HoldingValueSharesWeight
01
GLW
CORNING INC
$56M415K5.6%
02
GOOGL
ALPHABET INC
$49M171K4.9%
03
MSFT
MICROSOFT CORP
$43M117K4.3%
04
V
VISA INC
$40M131K4.0%
05
AMZN
AMAZON COM INC
$38M181K3.8%
06
ABBV
ABBVIE INC
$34M155K3.4%
07
APH
AMPHENOL CORP
$32M256K3.2%
08
AMGN
AMGEN INC
$32M91K3.2%
09
SHOP
SHOPIFY INC
$31M264K3.1%
10
AME
AMETEK INC
$29M134K2.9%

Filing history

Filing history loading…
AI Agent · grounded in Cornerstone
haiku-4-5 · 118 positions indexed
Sector mix
  • Tech18%
  • Financials7%
  • Health Care43%
  • Cons. Disc.6%
  • Energy8%
  • Other18%
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