TSEM position history
The shares of Tower Semiconductor (TSEM) that Shannon River Fund Management LLC reported in each quarter’s 13F.
Shares held by quarter
New Add Reduce Exit
- 2023 Q4: 1,262,726 shares, $39M, 7.0% of portfolio, New
- 2024 Q1: 1,833,336 shares, $61M, 13.7% of portfolio, Add +45.2%
- 2024 Q2: 1,983,350 shares, $78M, 12.6% of portfolio, Add +8.2%
- 2024 Q3: 1,338,215 shares, $59M, 8.3% of portfolio, Reduce −32.5%
- 2024 Q4: 1,085,891 shares, $56M, 8.3% of portfolio, Reduce −18.9%
- 2025 Q1: 1,192,713 shares, $43M, 11.1% of portfolio, Add +9.8%
- 2025 Q2: 1,467,504 shares, $64M, 8.5% of portfolio, Add +23.0%
- 2025 Q3: 962,063 shares, $70M, 11.2% of portfolio, Reduce −34.4%
- 2025 Q4: 602,804 shares, $71M, 11.1% of portfolio, Reduce −37.3%
- 2026 Q1: 504,239 shares, $88M, 16.9% of portfolio, Reduce −16.4%
- 2026 Q2: 382,933 shares, $100M, 8.9% of portfolio, Reduce −24.1%
| Holdings date | Value | % of holdings | Shares | Filing date | All 13F holders |
|---|