Mainstream Capital Management LLC
All 13F Filings
- Location
- Los Angeles, CA
- Most recent 13F
- Q1 2026
- Holdings value ($000)
- 149,065
- Description
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- Website
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- Founded
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- Chairman
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- CEO
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- All SEC filings
- View on sec.gov
Sector allocation over time (stocks only)
Stacked by quarter. Hover to see detailed sector breakdown for any quarter.
| Quarter | Date Filed | Holdings | Value ($000) | Form Type | Name |
|---|---|---|---|---|---|
| Q1 2026 | 4/17/2026 | 88 | 149,065 | 13F-HR | Mainstream Capital Management LLC |
| Q4 2025 | 1/21/2026 | 88 | 152,756 | 13F-HR | Mainstream Capital Management LLC |
| Q3 2025 | 10/20/2025 | 87 | 150,410 | 13F-HR | Mainstream Capital Management LLC |
| Q2 2025 | 7/15/2025 | 84 | 137,512 | 13F-HR | Mainstream Capital Management LLC |
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Money flow by instrument (QoQ, ex-options)
| Type | Value ($000) | Share % | Inflow | Outflow | Net |
|---|---|---|---|---|---|
| Stocks | 84.78 K | 56.9% | 0 | 4.823 K | -4.823 K |
| ETFs | 64.29 K | 43.1% | 1.128 K | 0 | 1.128 K |
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Fund Snapshot
Q1 2026
Latest filed
4/17/2026
Total value ($000)
149,065
Holdings
88
QoQ value change ($000)
-3,691
(-2.4%)
Value = total reported 13F value ($000), Holdings = number of positions.
13F Value over time
Holdings count over time
Sector allocation (latest, stocks only)
Methodology:
sector allocation is stocks-only;
instrument flow table is ex-options;
options exposure is shown separately.
Details.