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Filers›Hedge Fund›BRIGHT ROCK CAPITAL MANAGEMENT, LLC
DOSSIER · 13F-HR · Q1 2026

BRIGHT ROCK CAPITAL MANAGEMENT, LLC

BRIGHT ROCK's hedge fund based in Chicago, IL — $506M in tracked AUM across 75 positions as of Q1 2026.

BR
BRIGHT ROCK·Chicago, IL·Hedge Fund
CIK 0001509973 · last filed Mar 31, 2026
Total AUM
$506M
▲ 5.9%
vs prior
Holdings
75
—
positions
Whale Score
53
53
tracked
Activity
—
no data
changes this Q
Top sector
Tech
13% weight
concentration
AI Analysis · Q1 2026 · Q1 2026

BRIGHT ROCK CAPITAL MANAGEMENT, LLC 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
GOOGL
ALPHABET INC
$30M105K6.0%
02
MSFT
MICROSOFT CORP
$24M64K4.7%
03
IYE
ISHARES TR
$19M300K3.8%
04
MA
MASTERCARD INCORPORATED
$19M38K3.7%
05
MRK
MERCK & CO INC
$17M142K3.4%
06
AAPL
APPLE INC
$14M56K2.8%
07
NVDA
NVIDIA CORPORATION
$14M80K2.8%
08
TMO
THERMO FISHER SCIENTIFIC INC
$14M28K2.7%
09
UNP
UNION PAC CORP
$13M54K2.6%
10
HON
HONEYWELL INTL INC
$12M53K2.3%

Filing history

Filing history loading…
AI Agent · grounded in BRIGHT
haiku-4-5 · 75 positions indexed
Sector mix
  • Tech13%
  • Financials8%
  • Health Care12%
  • Cons. Disc.5%
  • Energy29%
  • Other33%
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