Portolan Capital Management’s Silicom SILC Stock Holding History

Portolan Capital Management’s Portfolio SILC Stock Details SILC Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$7.79M	Buy	+162,466	New	+$6.18M	0.29%	96
2014 Q3	–	Sell	-68,812	Closed	-$2.89M	–	120
2014 Q2	$2.89M	Buy	+68,812	New	+$3.38M	0.63%	61

Other funds holding SILC

SFM

Systematic Financial Management Teaneck, New Jersey $5.02B AUM 66.06% 1-Year Est. Return

FWSM

First Wilshire Securities Management Pasadena, California $486M AUM 50.29% 1-Year Est. Return

NCNMGF

Nano-Cap New Millennium Growth Fund Staten Island, New York $130M AUM

HRCM

Hood River Capital Management Palm Beach Gardens, Florida $13.8B AUM 163.97% 1-Year Est. Return

Jane Street New York $1.21T AUM 78.12% 1-Year Est. Return

HIM

Herald Investment Management London, United Kingdom $737M AUM 158.15% 1-Year Est. Return

PIP

Palisades Investment Partners Santa Monica, California $352M AUM 76.79% 1-Year Est. Return

Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return

Connor, Clark & Lunn Investment Management (CC&L) Vancouver, British Columbia, Canada $52.8B AUM 58.98% 1-Year Est. Return

GIM

Granahan Investment Management Waltham, Massachusetts $2.81B AUM 83.9% 1-Year Est. Return

Portolan Capital Management's SILC Position: Q2 2026 in Review

Portolan Capital Management opened a new position in Silicom (SILC) in Q2 2026: 162,466 shares worth $7.79M. The stake represents 0.29% of the portfolio and ranks #96 among its holdings. This is a return to the name: Portolan Capital Management previously reported a position in SILC as recently as Q2 2014.

Portolan Capital Management first reported a position in SILC in Q2 2014 and has held it in 2 quarters since. 51 funds tracked by Wall St. Rank hold SILC as of Q2 2026.

Portolan Capital Management held 162,466 shares of Silicom worth $7.79M as of Q2 2026.
Silicom was a new Portolan Capital Management position in Q2 2026.
Silicom made up 0.29% of Portolan Capital Management's portfolio in Q2 2026, its #96 holding.
Portolan Capital Management first reported a position in Silicom in Q2 2014 and has held it in 2 quarters since.
51 funds tracked by Wall St. Rank held Silicom as of Q2 2026.

Based on Portolan Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.