DOSSIER · 13F-HR · Q2 2026

Mainstream Capital Management LLC

$166M in tracked AUM across 90 positions as of Q2 2026.

MC
CIK 0002043084 · last filed Jun 30, 2026
Total AUM
$166M
as of Q2 2026
Holdings
90
positions
Whale Score
57
57
tracked
Activity
no data
changes this Q
AI Analysis · Q2 2026

Mainstream Capital Management LLC filed its latest 13F-HR for Q2 2026. See the latest holdings and position changes below.

Quarter at a glance — Q2 2026

Position-change comparison pending.

No quarter-over-quarter changes available.

Top 10 holdings

By portfolio weight as of Q2 2026.

#HoldingValueSharesWeight
01
JPST
JPMORGAN ULTRA-SHORT INCOME ETF
$20M402K12.2%
02
AAPL
APPLE INC COM
$10M34K5.9%
03
GSST
GOLDMAN SACHS ULTRA SHORT BOND ETF
$9M187K5.7%
04
AMZN
AMAZON COM INC COM
$7M31K4.4%
05
GOOG
ALPHABET INC CAP STK CL C
$7M20K4.3%
06
NVDA
NVIDIA CORPORATION COM
$6M28K3.3%
07
IWF
ISHARES RUSSELL 1000 GROWTH ETF
$4M34K2.6%
08
META
META PLATFORMS INC CL A
$4M8K2.5%
09
GLW
CORNING INC COM
$4M14K2.2%
10
IWD
ISHARES RUSSELL 1000 VALUE ETF
$4M15K2.1%

Filing history

2026Q2Jun 30
$166M 11.4%
90 positionsView →
2026Q1Mar 31
$149M 2.4%
88 positionsView →
2025Q4Dec 31
$153M 1.6%
88 positionsView →
2025Q3Sep 30
$150M 9.4%
87 positionsView →
2025Q2Jun 30
$138M 8.9%
84 positionsLocked
2025Q1Mar 31
$126M 11.5%
86 positionsLocked
2024Q4Dec 31
$143M 21.2%
322 positionsLocked
2024Q3Sep 30
$118M
84 positionsLocked