SILC SILICOM LTD
FollowORD (common), issuer CIK 916793
32 managers (33 13F filers) reported a position in SILC shares at 2025-03-31, 1,924,048 shares in all. 3 filers opened a position and 1 filer sold out during the quarter.
- Managers
- 32
- 13F filers
- 33
- New
- 3
- Added
- 11
- Reduced
- 9
- Sold out
- 1
- Shares held by filers
- 1,924,048
Shares held by filers adds up every 13F filer's report, so a share reported by a parent and by its subsidiary counts twice (H9). Managers counts each filer group once.
13D and 13G filers
Each filer's latest stake. The shares are the aggregate the reporting persons state, which can include entities that file no 13F.
- Portolan Capital Management, LLC(group Portolan Capital Management, LLC)
288,787 shares, 5.06% in a 13G as of 2026-09-23,0001104659-26-112395
Accepted , ingested
Insider trades
No Form 4 transaction on this security in the data.
13F holders, Q1 2025
Filers in the available 13F reports with a share position at 2025-03-31, filer groups collapsed to one row (method), largest first. Options and principal amounts are left out. A group row states no % of portfolio, since each member reports its own portfolio: the members' percents are listed under it. A value about 1,000 times or 1/1,000 of the price other filers imply is shown as filed but neither ranks the row nor enters a sum.
| Holder | Shares | Value | % of portfolio | Change | Source |
|---|---|---|---|---|---|
| SYSTEMATIC FINANCIAL MANAGEMENT LP | 512,229 | $7.62M | 0.22% | +1,872 | 13F-HRTimeline |
| FIRST WILSHIRE SECURITIES MANAGEMENT INC | 393,483 | $5.86M | 1.68% | +2,783 | 13F-HRTimeline |
| Yelin Lapidot Holdings Management Ltd.in group Yelin Lapidot Holdings Manage… | 236,167 | $3.51M | 0.68% | 0 | 13F-HRTimelineGroup |
| HERALD INVESTMENT MANAGEMENT Ltd | 125,000 | $1.83M | 0.34% | 0 | 13F-HRTimeline |
| Acuitas Investments, LLC | 113,720 | $1.69M | 1.44% | +9,341 | 13F-HRTimeline |
| Worth Venture Partners, LLC | 92,139 | $1.37M | 2.61% | +12,662 | 13F-HRTimeline |
| MORGAN STANLEYin group MORGAN STANLEY | 90,908 | $1.35M | <0.01% | -20,534 | 13F-HRTimelineGroup |
| TWO SIGMA INVESTMENTS, LPgroup of 2 filers holding | 67,521 | $1M | -1,102 | Timeline
| |
| NORTHERN TRUST CORPin group NORTHERN TRUST CORP | 60,454 | $900K | <0.01% | -3,936 | 13F-HRTimelineGroup |
| ACADIAN ASSET MANAGEMENT LLCin group ACADIAN ASSET MANAGEMENT LLC | 42,959 | $636K | <0.01% | 0 | 13F-HRTimelineGroup |
| Walleye Capital LLCin group Walleye Capital LLC | 29,718 | $442K | <0.01% | -3,116 | 13F-HRTimelineGroup |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIPin group ARROWSTREET CAPITAL, LIMITED … | 27,216 | $405K | <0.01% | +10,929 | 13F-HRTimelineGroup |
| BlackRock, Inc.in group BlackRock, Inc. | 21,739 | $323K | <0.01% | +2,775 | 13F-HRTimelineGroup |
| Analyst IMS Investment Management Servi…in group Analyst IMS Investment Manage… | 20,680 | $308K | 0.01% | 0 | 13F-HRTimelineGroup |
| Invesco Ltd.in group Invesco Ltd. | 17,863 | $266K | <0.01% | -5,128 | 13F-HRTimelineGroup |
| CITADEL ADVISORS LLCin group CITADEL ADVISORS LLC | 13,800 | $205K | <0.01% | -14,595 | 13F-HRTimelineGroup |
| RBF Capital, LLC | 12,700 | $189K | 0.01% | 0 | 13F-HRTimeline |
| GSA CAPITAL PARTNERS LLP | 10,154 | $151K | 0.01% | -15,989 | 13F-HRTimeline |
| GOLDMAN SACHS GROUP INCin group GOLDMAN SACHS GROUP INC | 10,147 | $151K | <0.01% | new | 13F-HR/ATimelineGroup |
| UBS Group AGin group UBS Group AG | 5,620 | $83.6K | <0.01% | -1,532 | 13F-HRTimelineGroup |
| BNP PARIBAS FINANCIAL MARKETSin group BNP PARIBAS FINANCIAL MARKETS | 5,600 | $83.3K | <0.01% | +200 | 13F-HRTimelineGroup |
| PNC Financial Services Group, Inc.in group PNC Financial Services Group,… | 5,300 | $78.9K | <0.01% | 0 | 13F-HRTimelineGroup |
| OSAIC HOLDINGS, INC.in group OSAIC HOLDINGS, INC. | 3,050 | $45.4K | <0.01% | +600 | 13F-HRTimelineGroup |
| BARCLAYS PLCin group BARCLAYS PLC | 2,068 | $30.8K | <0.01% | +1,068 | 13F-HR/ATimelineGroup |
| JPMORGAN CHASE & COin group JPMORGAN CHASE & CO | 1,297 | $19.3K | <0.01% | +122 | 13F-HRTimelineGroup |
| TSFG, LLC | 1,221 | $18K | <0.01% | 0 | 13F-HRTimeline |
| Tower Research Capital LLC (TRC)in group Tower Research Capital LLC (T… | 971 | $14.4K | <0.01% | new | 13F-HRTimelineGroup |
| ROYAL BANK OF CANADAin group ROYAL BANK OF CANADA | 173 | $3K | <0.01% | +105 | 13F-HR/ATimelineGroup |
| COLDSTREAM CAPITAL MANAGEMENT INC | 124 | $1.84K | <0.01% | new | 13F-HRTimeline |
| GAMMA Investing LLC | 26 | $387 | <0.01% | 0 | 13F-HR/ATimeline |
| SBI Securities Co., Ltd. | 1 | $15 | <0.01% | 0 | 13F-HRTimeline |
| CONCOURSE FINANCIAL GROUP SECURITIES, I… | 0 | $0 | 0 | 13F-HRTimelineValue filed as zero, left out of ratios. Amount filed as zero, left out of ratios. |
Events
Portolan Capital Management, LLC and 1 other reporting person reported 288,787 SILC shares, 5.06% of the class, as of 2026-09-23, in a 13G filed 2026-09-30. 0001104659-26-112395
Accepted , ingested