Mainstream Capital Management LLC
Mainstream Capital Management LLC reported 90 positions worth $166.1M as of June 30, 2026 (13F filed July 15, 2026). Largest holding: JPST (12.2%).
| # | Symbol | Company | Type | Value ↓ | % Port. | Shares | 1Y | YTD |
|---|---|---|---|---|---|---|---|---|
| ▸ 1 | JPST | SH | $20.3M | 12.25% | 402,230 | — | — | |
| ▸ 2 | AAPL | SH | $9.9M | 5.94% | 34,109 | — | — | |
| ▸ 3 | GSST | SH | $9.5M | 5.71% | 187,377 | — | — | |
| ▸ 4 | AMZN | SH | $7.4M | 4.44% | 30,969 | — | — | |
| ▸ 5 | GOOG | SH | $7.1M | 4.30% | 20,215 | — | — | |
| ▸ 6 | NVDA | SH | $5.5M | 3.33% | 27,621 | — | — | |
| ▸ 7 | IWF | SH | $4.3M | 2.56% | 34,265 | — | — | |
| ▸ 8 | META | SH | $4.2M | 2.55% | 7,503 | — | — | |
| ▸ 9 | GLW | SH | $3.6M | 2.20% | 14,289 | — | — | |
| ▸ 10 | IWD | SH | $3.5M | 2.13% | 14,598 | — | — |
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Frequently Asked Questions
What stocks does Mainstream Capital Management LLC hold as of Q2 2026?
Mainstream Capital Management LLC reported 90 positions worth $166.1M in its Q2 2026 13F filing. Largest positions: JPST (12.2%), AAPL (5.9%), GSST (5.7%), AMZN (4.4%) and GOOG (4.3%).
What did Mainstream Capital Management LLC buy in Q2 2026?
No previous quarter is available yet; the comparison appears with the next filing.
What did Mainstream Capital Management LLC sell in Q2 2026?
No previous quarter is available yet.
13F data shows quarter-end positions, is delayed by up to 45 days and covers only long positions in US-listed securities; short positions, most derivatives and non-US assets are not reported.