Silicom
Builds networking hardware for cloud, data-center and Edge systems.
$42.69
After-hours close+0.25 (+0.60%)
At close$42.44(−10.90%)
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Breakdown13F · Form 4
Institutions 30.09%1.73M sharesInsiders 5.02%288.4K sharesOther 64.89%3.73M shares
Shares outstanding 5.75M · Float 5.37M · 93.5% free float
Institutions13F, as of Mar 31, 2026
30 holders · 1.73M shares · 10 new positions · 15 increased · 7 reduced · 9 closed
| Holder | Shares | % outstanding | Chg q/q | Filed |
|---|---|---|---|---|
| Systematic Financial Management LP | 537.5K | 9.35% | −13.6K | May 13, 2026 |
| First Wilshire Securities Management Inc | 315.6K | 5.49% | +10.8K | May 12, 2026 |
| Nano Cap New Millennium Growth Fund L P | 190.5K | 3.31% | +11.0K | May 15, 2026 |
| Herald Investment Management Ltd | 123.3K | 2.15% | −1.7K | May 13, 2026 |
| Morgan Stanley | 102.4K | 1.78% | +3.1K | May 15, 2026 |
| Marshall Wace, LLP | 89.8K | 1.56% | +89.8Knew | May 15, 2026 |
| Yelin Lapidot Holdings Management Ltd. | 73.8K | 1.28% | −131.9K | Apr 22, 2026 |
| Acadian Asset Management LLC | 56.3K | 0.98% | 0 | May 13, 2026 |
Beneficial owners13D/G · 5% or more, as filed
| Holder | % of class | Shares | Form | Filed |
|---|---|---|---|---|
| Systematic Financial Management LP | 9.70% | 553.6K | 13G | Feb 10, 2026 ↗ |
| Eizenman Avinoam | 5.70% | 327.6K | 13D | Apr 20, 2026 ↗ |
| First Wilshire Securities Management, Inc. | 5.40% | 304.8K | 13G | Feb 11, 2026 ↗ |
InsidersForm 4
| Insider | Role | Shares | % outstanding | Filed |
|---|---|---|---|---|
| Avinoam Eizenman | director | 268.5K | 4.67% | Aug 18, 2026 |
| Liron Eizenman | officer: President and CEO | 9.9K | 0.17% | Aug 13, 2026 |
| Daniel (dc) Cohen | officer: EVP Operation | 4.0K | 0.07% | Jun 16, 2026 |
| David Castiel | officer: VP Engineering | 2.0K | 0.03% | Jun 16, 2026 |
| David Hendel | officer: VP R&D | 2.0K | 0.03% | Jun 16, 2026 |
| Yuval Karp | officer: EVP Project Management | 2.0K | 0.03% | Jun 16, 2026 |
1 ten-percent owner holds 260.1K shares by Form 4, outside the officers-and-directors figure above
Latest trades
| Date | Insider | Type | Shares | Avg price | Owned after |
|---|---|---|---|---|---|
| Aug 24, 2026 | Yeshayhu Orbachdirector | Sale | 2,969 | $45.00 | 0 |
| Aug 17, 2026 | Avinoam Eizenmandirector | Sale | 20,000 | $50.50 | 168,736 |
| Aug 12, 2026 | Liron Eizenmanofficer: President and CEO | Sale | 18,072 | $48.53 | 9,928 |
| Aug 6, 2026 | Eran Giladofficer: CFO | Sale · 2 lots | 7,000 | $44.45 | 0 |
| May 19, 2026 | Yuval Karpofficer: EVP Project Management | Sale | 2,000 | $50.00 | 0 |
| May 14, 2026 | Daniel (dc) Cohenofficer: EVP Operation | Sale | 15 | $52.00 | 1,985 |
| May 14, 2026 | David Castielofficer: VP Engineering | Sale | 2,000 | $48.00 | 0 |
| May 14, 2026 | David Hendelofficer: VP R&D | Sale | 1,000 | $49.00 | 0 |
| May 13, 2026 | David Hendelofficer: VP R&D | Sale · 2 lots | 1,000 | $44.37 | 1,000 |
| May 7, 2026 | Eran Giladofficer: CFO | Sale | 6,000 | $44.18 | 0 |
CongressHouse and Senate disclosures
Not reported.