Institutions / Shannon River Fund Management LLC
Shannon River Fund Management LLC
CIK 1301050 · Institution · as of Mar 31, 2026
Portfolio value
$524.08M
Positions
28
As of
Mar 31, 2026
Portfolio trend
Portfolio value
$524.08M-17.8%Positions
28+7.7%Top holdings
Mar 31, 2026View all 28 →
| Company | Value | % of portfolio |
|---|---|---|
| Tower Semiconductor Ltd | $88.48M | 16.9% |
| Marvell Technology, Inc. | $55.82M | 10.7% |
| Live Nation Entertainment Inc | $44.90M | 8.6% |
| Airbnb, Inc. | $31.19M | 6.0% |
| Rambus Inc | $28.72M | 5.5% |
| Coherent Corp | $20.94M | 4.0% |
| Flex Ltd. | $20.37M | 3.9% |
| Axon Enterprise Inc | $20.15M | 3.8% |
| Extreme Networks Inc | $19.80M | 3.8% |
| Toast, Inc. | $19.41M | 3.7% |
| Legence Corp. | $19.06M | 3.6% |
| InterDigital, Inc. | $16.34M | 3.1% |
| Hinge Health, Inc. | $16.09M | 3.1% |
| ADTRAN Holdings, Inc. | $15.35M | 2.9% |
| Celestica IncCLS | $15.07M | 2.9% |
| F5 Inc | $14.52M | 2.8% |
| Lionsgate Studios Corp. | $9.98M | 1.9% |
| Guidewire Software, Inc. | $9.40M | 1.8% |
| Energy Fuels Inc/Canada | $9.26M | 1.8% |
| Sphere Entertainment Co. | $8.61M | 1.6% |
| Ambarella Inc | $5.92M | 1.1% |
| AppLovin Corp | $5.76M | 1.1% |
| Digital Realty Trust Inc | $5.38M | 1.0% |
| Astera Labs, Inc. | $5.19M | 1.0% |
| OSI Systems Inc | $5.12M | 1.0% |
Activity
Mar 31, 2026View full history →
InsidersInstitutions
This fund's 13F position changes — what it's buying and selling.| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| Q1 2026 as of | Exit | Pegasystems Inc | $-62.04M | -1.0M -100.00% | — | high |
| Q1 2026 as of | Exit | Unity Software Inc. | $-47.06M | -1.1M -100.00% | — | medium |
| Q1 2026 as of | New | Airbnb, Inc. | $31.19M | +247K | 247,006 5.95% of portfolio | medium |
| Q1 2026 as of | Exit | Clearwater Analytics Holdings, Inc. | $-29.82M | -1.2M -100.00% | — | medium |
| Q1 2026 as of | Exit | nCino Inc. | $-29.13M | -1.1M -100.00% | — | medium |
| Q1 2026 as of | New | Rambus Inc | $28.72M | +334K | 333,817 5.48% of portfolio | medium |
| Q1 2026 as of | Exit | Klaviyo, Inc. | $-23.69M | -730K -100.00% | — | medium |
| Q1 2026 as of | Exit | Credo Technology Group Holding Ltd | $-21.58M | -150K -100.00% | — | medium |
| Q1 2026 as of | New | Toast, Inc. | $19.41M | +732K | 732,027 3.70% of portfolio | medium |
| Q1 2026 as of | Trim | Coherent Corp | $-19.06M | -80K -47.65% | 87,905 4.00% of portfolio | medium |