GENDELL JEFFREY L
GENDELL JEFFREY L declares $1.3B in 15 of the 220 AI and semiconductor companies tracked on Silicon Floor, as of Jun 30, 2026 (Form 13F): 11.1% of its $11.3B 13F portfolio. Largest positions: Sandisk (0.10% of the company) and Micron (0.01% of the company). Over time: $1.3B in 15 of these companies for Q2 2026, against $1.6M in 2 for Q4 2019 (13F values as filed). From Mar 31, 2026 to Jun 30, 2026, it bought $248.4M and sold $102.6M of these stocks, at the quarter's prices: a net purchase of $145.8M; 1 new position.
Performance of its AI picks
The AI-stock portfolio GENDELL JEFFREY L declared for Q2 2026 (Form 13F), held unchanged, returned -15.1% in Q3 2026 (SMH -7.1%), ranked 1704 of 1,776 active managers. Over the last 12 months, quarter after quarter: +345.7% (SMH +87.2%). Over three years, quarter after quarter: +885.6% (SMH +325.8%). Over five years, quarter after quarter: +1219.1% (SMH +389.8%). Trades made during a quarter are not visible in 13F filings: this measures its declared picks, not the return of its funds.
Largest positions
- Sandisk (SNDK) — $341.1M: 150,000 shares, 0.10% of the company, 3.0% of its portfolio; held since Q1 2025
- Micron (MU) — $150.1M: 130,000 shares, 0.01% of the company, 1.3% of its portfolio (trimmed this quarter); held since Q3 2024
- Oracle (ORCL) — $126.3M: 861,500 shares, 0.03% of the company, 1.1% of its portfolio (new position this quarter)
- Amphenol (APH) — $104.1M: 1.2M shares, 0.05% of the company, 0.92% of its portfolio (added this quarter); held since Q1 2026
- Western Digital (WDC) — $95.8M: 150,009 shares, 0.04% of the company, 0.85% of its portfolio (trimmed this quarter); held since Q2 2024
- Apple (AAPL) — $91.1M: 315,000 shares, 0.00% of the company, 0.80% of its portfolio (added this quarter); held since Q2 2025
- Corning (GLW) — $83.0M: 325,000 shares, 0.04% of the company, 0.73% of its portfolio (trimmed this quarter); held since Q1 2025
- AMD (AMD) — $81.3M: 140,000 shares, 0.01% of the company, 0.72% of its portfolio (trimmed this quarter); held since Q4 2024
- Flex (FLEX) — $60.0M: 370,000 shares, 0.10% of the company, 0.53% of its portfolio (trimmed this quarter); held since Q2 2025
- onsemi (ON) — $53.9M: 570,000 shares, 0.15% of the company, 0.48% of its portfolio (added this quarter); held since Q1 2026
- Tower Semiconductor (TSEM) — $19.5M: 75,000 shares, 0.07% of the company, 0.17% of its portfolio; held since Q4 2024
- GE Vernova (GEV) — $17.6M: 15,000 shares, 0.01% of the company, 0.16% of its portfolio; held since Q1 2026
- Cummins (CMI) — $15.9M: 22,240 shares, 0.02% of the company, 0.14% of its portfolio; held since Q2 2025
- Coherent (COHR) — $10.9M: 27,627 shares, 0.01% of the company, 0.10% of its portfolio; held since Q1 2024
- EnerSys (ENS) — $8.8M: 37,580 shares, 0.10% of the company, 0.08% of its portfolio (added this quarter); held since Q1 2026
By sector
- Memory & storage — $586.9M, 47% of its AI holdings, 3 companies
- Chips & compute — $154.8M, 12% of its AI holdings, 3 companies
- AI software — $126.3M, 10% of its AI holdings, 1 company
- Interconnect — $104.1M, 8% of its AI holdings, 1 company
- Optics — $93.9M, 7% of its AI holdings, 2 companies
- Cloud & AI giants — $91.1M, 7% of its AI holdings, 1 company
- Servers & systems — $60.0M, 5% of its AI holdings, 1 company
- Power, electrical & cooling — $42.3M, 3% of its AI holdings, 3 companies
Biggest changes this quarter
- opened a position in Oracle (ORCL): +$126.3M at the quarter's price
- added to Apple (AAPL): +$70.9M at the quarter's price
- added to Amphenol (APH): +$40.6M at the quarter's price
- trimmed AMD (AMD): -$34.9M at the quarter's price
- trimmed Western Digital (WDC): -$31.9M at the quarter's price
- trimmed Corning (GLW): -$19.4M at the quarter's price
- trimmed Micron (MU): -$11.5M at the quarter's price
- added to onsemi (ON): +$9.5M at the quarter's price
- trimmed Flex (FLEX): -$4.9M at the quarter's price
- added to EnerSys (ENS): +$1.3M at the quarter's price