Funds › Mainstream Capital Management LLC
Mainstream Capital Management LLC
13F for Q3 2026, filed Oct 23, 2026. 302 positions worth $169.9M.Managers with more than $100 million in US-listed stocks list their holdings each quarter, within 45 days of quarter end. Long positions only: no short sales or cash.
Latest report
Q3 2026
filed Oct 23, 2026
Reported value
$169.9M
+$3.8M (2.3%) vs Q2 2026
Positions
302
90 in Q2 2026
Top 10 share
44.1%
of reported value
CheckedEach line's price per share is checked against other managers' reports of the same stock. Unit mix-ups are corrected. Reports no fix can rescue are left out.
Clean
prices match other managers' reports
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Holdings, Q3 2026
Largest first. Common shares only; puts and calls are under All positions.
| # | The fund's own figures at the end of the quarter. A report can be up to 45 days old when it is filed. Options and bonds are not counted here. | Filing | ||||
|---|---|---|---|---|---|---|
| 1 | J P Morgan Exchange Traded F Ultra Shrt Etf | 336,297 | $16.9M | 10.0% | -16.4% | 13F ↗ |
| 2 | AAPL Apple Inc. | 33,675 | $11.2M | 6.6% | -1.3% | 13F ↗ |
| 3 | Goldman Sachs ETF Tr Ultr Shor Bd Etf | 189,302 | $9.6M | 5.6% | +1.0% | 13F ↗ |
| 4 | AMZN Amazon.com, Inc. | 30,737 | $7.7M | 4.5% | -0.7% | 13F ↗ |
| 5 | NVDA NVIDIA Corporation | 30,526 | $7.0M | 4.1% | +10.5% | 13F ↗ |
| 6 | GOOG Alphabet Inc. Class C | 19,504 | $6.6M | 3.9% | -3.5% | 13F ↗ |
| 7 | META Meta Platforms, Inc. | 7,555 | $5.5M | 3.2% | +0.7% | 13F ↗ |
| 8 | CRWD CrowdStrike Holdings, Inc. | 14,033 | $3.7M | 2.2% | +1.5% | 13F ↗ |
| 9 | MSFT Microsoft Corporation | 7,075 | $3.6M | 2.1% | +31.1% | 13F ↗ |
| 10 | iShares Tr Core S&P500 Etf | 4,023 | $3.1M | 1.8% | -7.3% | 13F ↗ |
| 11 | PANW Palo Alto Networks, Inc. | 7,570 | $3.0M | 1.8% | -1.9% | 13F ↗ |
| 12 | GOOGL Alphabet Inc. Class A | 8,712 | $3.0M | 1.8% | -1.4% | 13F ↗ |
| 13 | iShares Tr Rus 1000 Grw Etf | 22,805 | $2.9M | 1.7% | -33.4% | 13F ↗ |
| 14 | JPM JPMorgan Chase & Co. | 8,515 | $2.8M | 1.7% | -2.6% | 13F ↗ |
| 15 | BRK-B Berkshire Hathaway Inc. Class B | 5,386 | $2.7M | 1.6% | -0.3% | 13F ↗ |
| 16 | LLY Eli Lilly and Company | 2,278 | $2.6M | 1.6% | +1.2% | 13F ↗ |
| 17 | GLW Corning Incorporated | 15,593 | $2.4M | 1.4% | +9.1% | 13F ↗ |
| 18 | AMD Advanced Micro Devices, Inc. | 3,900 | $2.4M | 1.4% | -3.2% | 13F ↗ |
| 19 | SPY State Street SPDR S&P 500 ETF Trust · Trust units | 2,989 | $2.3M | 1.3% | -13.9% | 13F ↗ |
| 20 | iShares Tr Rus 1000 Val Etf | 9,119 | $2.3M | 1.3% | -37.5% | 13F ↗ |
| 21 | iShares Tr Msci Usa Qlt Fct | 10,148 | $2.3M | 1.3% | +23.5% | 13F ↗ |
| 22 | COST Costco Wholesale Corporation | 2,347 | $2.1M | 1.3% | +1.0% | 13F ↗ |
| 23 | TSLA Tesla, Inc. | 5,947 | $2.1M | 1.2% | -0.6% | 13F ↗ |
| 24 | Columbia ETF Tr I | 110,289 | $2.1M | 1.2% | New | 13F ↗ |
| 25 | IBKR Interactive Brokers Group, Inc. | 22,789 | $1.9M | 1.1% | +4.0% | 13F ↗ |
| 26 | iShares Tr Eafe Value Etf | 23,023 | $1.8M | 1.1% | +24.1% | 13F ↗ |
| 27 | GLD SPDR Gold Shares · Gold Shs | 4,582 | $1.7M | 1.0% | -18.0% | 13F ↗ |
| 28 | iShares Tr S&P 500 Grwt Etf | 11,950 | $1.7M | 1.0% | +73.9% | 13F ↗ |
| 29 | TJX TJX Companies, Inc. | 12,616 | $1.7M | 1.0% | +2.2% | 13F ↗ |
| 30 | GS Goldman Sachs Group, Inc. | 1,851 | $1.7M | 1.0% | -2.1% | 13F ↗ |
| 31 | NFLX Netflix, Inc. | 23,379 | $1.6M | 1.0% | +1.5% | 13F ↗ |
| 32 | GEV GE Vernova Inc. | 1,705 | $1.6M | 1.0% | +5.3% | 13F ↗ |
| 33 | TOST Toast, Inc. | 52,988 | $1.5M | 0.9% | -6.7% | 13F ↗ |
| 34 | ETN Eaton Corporation, PLC | 3,544 | $1.5M | 0.9% | +2.5% | 13F ↗ |
| 35 | iShares Inc Core Msci Emkt | 18,214 | $1.5M | 0.9% | +55.1% | 13F ↗ |
| 36 | SCHW Charles Schwab Corporation | 14,829 | $1.4M | 0.9% | -7.5% | 13F ↗ |
| 37 | Vanguard World Fd Inf Tech Etf | 11,483 | $1.4M | 0.8% | -28.7% | 13F ↗ |
| 38 | IBM International Business Machines Corporation | 6,528 | $1.4M | 0.8% | -1.6% | 13F ↗ |
| 39 | BlackRock ETF Trust Ishares Us Equit | 18,405 | $1.3M | 0.8% | +219% | 13F ↗ |
| 40 | Vanguard Index Fds Mrngstr Md Cp Gr | 4,315 | $1.3M | 0.7% | -25.1% | 13F ↗ |
| 41 | Vanguard Index Fds Mrngstr Md Cp Va | 6,334 | $1.2M | 0.7% | -29.9% | 13F ↗ |
| 42 | WMT Walmart Inc. | 11,643 | $1.2M | 0.7% | -10.0% | 13F ↗ |
| 43 | CAVA CAVA Group, Inc. | 21,612 | $1.2M | 0.7% | +1.1% | 13F ↗ |
| 44 | ORLY O'Reilly Automotive, Inc. | 13,301 | $1.1M | 0.7% | +5.9% | 13F ↗ |
| 45 | V Visa Inc. | 3,140 | $1.1M | 0.7% | -2.2% | 13F ↗ |
| 46 | LZ LegalZoom.com, Inc. | 200,000 | $1.1M | 0.7% | Unchanged | 13F ↗ |
| 47 | iShares Tr S&P 500 Val Etf | 4,483 | $1.0M | 0.6% | +290% | 13F ↗ |
| 48 | AVGO Broadcom Inc. | 2,781 | $976.7K | 0.6% | -1.6% | 13F ↗ |
| 49 | iShares Tr Eafe Grwth Etf | 7,916 | $948.6K | 0.6% | -19.5% | 13F ↗ |
| 50 | iShares Tr U.S. Tech Etf | 3,558 | $942.5K | 0.6% | -21.2% | 13F ↗ |
Showing the top 50 of 302 positions. Premium lists every position, plus puts and calls.
Changes since Q2 2026
215 new, 25 added to, 52 trimmed, 3 exited, 10 unchanged. By estimated dollars.
New positions (215)
| Columbia ETF Tr I | 110,289 | New | $2.1M |
| iShares Tr S&P 100 Etf | 1,922 | New | $734.4K |
| Advisor Managed Portfolios Reck Yie Aaa Etf | 18,356 | New | $460.9K |
| BlackRock ETF Trust Isha Us Them Etf | 9,352 | New | $411.3K |
| BlackRock ETF Trust Isha I In Te Etf | 8,573 | New | $404.6K |
| Spdr Series Trust Sst Spdr Bloombe | 17,619 | New | $363.0K |
| iShares Tr Msci Usa Mmentm | 1,043 | New | $331.0K |
| iShares Ethereum Trust ETF Etf | 11,817 | New | $237.8K |
| GBTC Grayscale Bitcoin Trust · Shs Rep Com Ut | 3,518 | New | $227.2K |
| iShares Tr Us Aer Def Etf | 1,005 | New | $208.2K |
Added to (25)
| BlackRock ETF Trust Ishares Us Equit | 18,405 | +219% | $875.2K |
| MSFT Microsoft Corporation | 7,075 | +31.1% | $860.1K |
| iShares Tr S&P 500 Val Etf | 4,483 | +290% | $761.1K |
| iShares Tr S&P 500 Grwt Etf | 11,950 | +73.9% | $722.5K |
| NVDA NVIDIA Corporation | 30,526 | +10.5% | $663.4K |
| iShares Inc Core Msci Emkt | 18,214 | +55.1% | $525.2K |
| iShares Tr Msci Usa Qlt Fct | 10,148 | +23.5% | $429.6K |
| iShares Tr Eafe Value Etf | 23,023 | +24.1% | $354.2K |
| GLW Corning Incorporated | 15,593 | +9.1% | $200.5K |
| PLTR Palantir Technologies Inc. | 2,893 | +50.2% | $180.9K |
Trimmed (52)
| J P Morgan Exchange Traded F Ultra Shrt Etf | 336,297 | -16.4% | -$3.3M |
| iShares Tr Rus 1000 Grw Etf | 22,805 | -33.4% | -$1.4M |
| iShares Tr Rus 1000 Val Etf | 9,119 | -37.5% | -$1.4M |
| DOV Dover Corporation | 22 | -99.6% | -$1.1M |
| BABA Alibaba Group Holding Limited · ADR | 2,445 | -71.7% | -$664.6K |
| Vanguard World Fd Inf Tech Etf | 11,483 | -28.7% | -$581.1K |
| Vanguard Index Fds Mrngstr Md Cp Va | 6,334 | -29.9% | -$527.5K |
| Vanguard Index Fds Mrngstr Md Cp Gr | 4,315 | -25.1% | -$423.3K |
| GLD SPDR Gold Shares · Gold Shs | 4,582 | -18.0% | -$382.0K |
| SPY State Street SPDR S&P 500 ETF Trust · Trust units | 2,989 | -13.9% | -$369.1K |
The 10 largest of each, by estimated dollars: shares changed times the later report's price. Index tracking, splits and mergers move positions too.
All positions
Search, sort and filter every position, with puts and calls on their own tab. Premium plan.
Every position, puts and calls. Part of Premium.
Compare two quarters
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Any two quarters side by side. Part of Premium.
Reported value by quarter
Value and number of positions at the end of each quarter.
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Largest positions in earlier quarters
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Ten largest positions
By value, Q3 2026.
Filings
| Filing | ||||||
|---|---|---|---|---|---|---|
| Q3 2026 | Oct 23, 2026 | 13F-HR | 302 | $169.9M | Current | SEC ↗ |
| Q2 2026 | Jul 15, 2026 | 13F-HR | 90 | $166.1M | Current | SEC ↗ |
| Q1 2026 | Apr 17, 2026 | 13F-HR | 88 | $149.1M | Current | SEC ↗ |
| Q4 2025 | Jan 21, 2026 | 13F-HR | 88 | $152.8M | Current | SEC ↗ |
| Q3 2025 | Oct 20, 2025 | 13F-HR | 87 | $150.4M | Current | SEC ↗ |
| Q2 2025 | Jul 15, 2025 | 13F-HR | 84 | $137.5M | Current | SEC ↗ |
| Q1 2025 | Apr 28, 2025 | 13F-HR | 86 | $126.2M | Current | SEC ↗ |
Most recent first, up to 80. An amendment can replace a report or add holdings to it. All 13F filings
Information, not investment advice. Values are the fund's own figures at quarter end; a report can be up to 45 days old when filed. Disclaimer