AVENIR CORP

AVENIR CORP declares $367.9M in 16 of the 230 AI and semiconductor companies tracked on Silicon Floor, as of Jun 30, 2026 (Form 13F): 44.8% of its $820.7M 13F portfolio. Largest positions: Microsoft (0.00% of the company) and Amazon (0.00% of the company). Over time: $367.9M in 16 of these companies for Q2 2026, against $289.9M in 7 for Q4 2019 (13F values as filed). From Mar 31, 2026 to Jun 30, 2026, it bought $2.6M and sold $10.7M of these stocks, at the quarter's prices: a net sale of $8.1M; 2 new positions.

Performance of its AI picks

The AI-stock portfolio AVENIR CORP declared for Q2 2026 (Form 13F), held unchanged, returned +12.0% in Q3 2026 (SMH -7.1%), ranked 49 of 1,783 active managers. Over the last 12 months, quarter after quarter: +2.0% (SMH +87.2%), ranked 1345 of 1,359 active managers. Over three years, quarter after quarter: +53.4% (SMH +325.8%), ranked 777 of 783 active managers. Over five years, quarter after quarter: +38.5% (SMH +389.8%), ranked 528 of 535 active managers. Trades made during a quarter are not visible in 13F filings: this measures its declared picks, not the return of its funds.

Largest positions

1. Microsoft (MSFT) — $89.4M: 239,602 shares, 0.00% of the company, 10.9% of its portfolio (trimmed this quarter); held since Q4 2019 or earlier
2. Amazon (AMZN) — $85.9M: 360,572 shares, 0.00% of the company, 10.5% of its portfolio (trimmed this quarter); held since Q4 2019 or earlier
3. American Tower (AMT) — $66.6M: 407,116 shares, 0.09% of the company, 8.1% of its portfolio (trimmed this quarter); held since Q4 2019 or earlier
4. Apple (AAPL) — $62.3M: 215,158 shares, 0.00% of the company, 7.6% of its portfolio (trimmed this quarter); held since Q4 2019 or earlier
5. Adobe (ADBE) — $27.8M: 135,581 shares, 0.03% of the company, 3.4% of its portfolio (added this quarter); held since Q2 2025
6. Atomera (ATOM) — $12.8M: 1.5M shares, 3.8% of the company, 1.6% of its portfolio (added this quarter); held since Q4 2019 or earlier
7. SBA Communications (SBAC) — $10.9M: 61,979 shares, 0.06% of the company, 1.3% of its portfolio (added this quarter); held since Q4 2019 or earlier
8. Alphabet (GOOGL) — $3.9M: 10,975 shares, 0.00% of the company, 0.47% of its portfolio (added this quarter); held since Q3 2022
9. Equinix (EQIX) — $2.9M: 2,741 shares, 0.00% of the company, 0.35% of its portfolio; held since Q4 2019 or earlier
10. Coherent (COHR) — $2.2M: 5,681 shares, 0.00% of the company, 0.27% of its portfolio (trimmed this quarter); held since Q3 2024
11. Intel (INTC) — $1.6M: 11,393 shares, 0.00% of the company, 0.19% of its portfolio; held since Q4 2022
12. Arista Networks (ANET) — $587,105.00: 3,456 shares, 0.00% of the company, 0.07% of its portfolio (added this quarter); held since Q1 2025
13. Dell (DELL) — $303,748.00: 704 shares, 0.00% of the company, 0.04% of its portfolio (new position this quarter)
14. GE Vernova (GEV) — $271,393.00: 231 shares, 0.00% of the company, 0.03% of its portfolio; held since Q1 2026
15. Caterpillar (CAT) — $266,225.00: 250 shares, 0.00% of the company, 0.03% of its portfolio (new position this quarter)

By sector

• Cloud & AI giants — $241.5M, 66% of its AI holdings, 4 companies
• Neoclouds & data centers — $80.6M, 22% of its AI holdings, 4 companies
• AI software — $27.8M, 8% of its AI holdings, 1 company
• Equipment & test — $12.8M, 3% of its AI holdings, 1 company
• Optics — $2.2M, 1% of its AI holdings, 1 company
• Chips & compute — $1.6M, 0% of its AI holdings, 1 company
• Interconnect — $587,105.00, 0% of its AI holdings, 1 company
• Power, electrical & cooling — $537,618.00, 0% of its AI holdings, 2 companies
• Servers & systems — $303,748.00, 0% of its AI holdings, 1 company

Biggest changes this quarter

• trimmed Apple (AAPL): -$4.0M at the quarter's price
• trimmed Amazon (AMZN): -$3.5M at the quarter's price
• added to Adobe (ADBE): +$1.8M at the quarter's price
• trimmed Microsoft (MSFT): -$1.7M at the quarter's price
• trimmed American Tower (AMT): -$1.3M at the quarter's price
• opened a position in Dell (DELL): +$303,748.00 at the quarter's price
• opened a position in Caterpillar (CAT): +$266,225.00 at the quarter's price
• trimmed Coherent (COHR): -$169,228.00 at the quarter's price
• added to Alphabet (GOOGL): +$72,435.00 at the quarter's price
• added to Atomera (ATOM): +$63,104.00 at the quarter's price

Other holders of this size

• Vanguard — $3.6T in 225 of these companies
• BlackRock — $3.1T in 226 of these companies
• State Street — $1.6T in 222 of these companies
• Fidelity (FMR) — $1.2T in 223 of these companies
• Geode Capital — $890.9B in 220 of these companies
• Capital Group — $881.7B in 132 of these companies
• JPMorgan — $717.8B in 225 of these companies
• Invesco — $683.3B in 220 of these companies

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