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Who

Cheemin Bo-Linn

Director

Company insider

Files Form 4 as: Director, Silvaco Group; Director, KORE Group Holdings; Director and Other, Flux Power Holdings; Director, Data I/O; Director, Bmc Stock Holdings; Director, Sphere 3D; Director, Violin Memory.

In numbers

Trades disclosed
61
Buys
3
Sells
1
Bought
$71K
Sold
$10K
Companies
7
Companies where not an officer
7
First trade
20 Dec 2013
Last trade
11 Aug 2026
Last filed
12 Aug 2026

Companies traded

Everywhere else they filed: board seats, 10% stakes, other companies
SVCO Silvaco GroupDirector · Software · last 11 Aug 20260 buys · 1 sell
KORE Group HoldingsDirector · Telecom Carriers · last 21 Jul 20260 buys · 0 sells
FLUX Flux Power HoldingsDirector, Other · Electronic Components & EMS · last 18 Apr 20241 buy · 0 sells
DAIO Data I/ODirector · Life-science tools · last 19 May 20220 buys · 0 sells
Bmc Stock HoldingsDirector · last 1 Jan 20210 buys · 0 sells
Sphere 3DDirector · Crypto miners & infra · last 10 May 20180 buys · 0 sells
Violin MemoryDirector · last 9 Jun 20152 buys · 0 sells

Activity over time

1 Nov 2024 – 1 Oct 2026
10Nov 24May 25Nov 25Apr 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
11 Aug 2026filed 12 Aug 2026SVCO Silvaco GroupSoftwareSEC FORM 4 Code A—1,400 at $0.00filing
11 Aug 2026filed 12 Aug 2026SVCO Silvaco GroupSoftwareSEC FORM 4 Sold$5,093700 at $7.28filing
11 Aug 2026filed 12 Aug 2026SVCO Silvaco GroupSoftwareSEC FORM 4 Code A—1,400 at $0.00filing
11 Aug 2026filed 12 Aug 2026SVCO Silvaco GroupSoftwareSEC FORM 4 Sold$5,096700 at $7.28filing
21 Jul 2026filed 23 Jul 2026KORE Group HoldingsTelecom CarriersSEC FORM 4 Code D$1.3M141,505 at $9.25filing
21 Jul 2026filed 23 Jul 2026KORE Group HoldingsSEC FORM 4 Code D$1.3M141,505 at $9.25filing
10 Jun 2026filed 15 Jun 2026KORE Group HoldingsTelecom CarriersSEC FORM 4 Code M—58,139 at $0.00filing
10 Jun 2026filed 15 Jun 2026KORE Group Holdingsoption or derivative · Telecom CarriersSEC FORM 4 Code M—58,139 at $0.00filing
10 Jun 2026filed 15 Jun 2026KORE Group Holdingsoption or derivativeSEC FORM 4 Code M—58,139 at $0.00filing
10 Jun 2026filed 15 Jun 2026KORE Group HoldingsSEC FORM 4 Code M—58,139 at $0.00filing
22 Apr 2026filed 27 Apr 2026SVCO Silvaco GroupSoftwareSEC FORM 4 Code A—17,564 at $0.00filing
22 Apr 2026filed 27 Apr 2026SVCO Silvaco GroupSoftwareSEC FORM 4 Code A—17,564 at $0.00filing
10 Jun 2025filed 12 Jun 2025KORE Group Holdingsoption or derivativeSEC FORM 4 Code M—44,776 at $0.00filing
10 Jun 2025filed 12 Jun 2025KORE Group Holdingsoption or derivativeSEC FORM 4 Code A—58,139 at $0.00filing
10 Jun 2025filed 12 Jun 2025KORE Group HoldingsSEC FORM 4 Code M—44,776 at $0.00filing
30 Sep 2024filed 2 Oct 2024KORE Group Holdingsoption or derivativeSEC FORM 4 Code M—1,000 at $0.00filing
30 Sep 2024filed 2 Oct 2024KORE Group HoldingsSEC FORM 4 Code M—1,000 at $0.00filing
12 Jun 2024filed 14 Jun 2024KORE Group Holdingsoption or derivativeSEC FORM 4 Code M—115,384 at $0.00filing
12 Jun 2024filed 14 Jun 2024KORE Group Holdingsoption or derivativeSEC FORM 4 Code A—223,880 at $0.00filing
12 Jun 2024filed 14 Jun 2024KORE Group HoldingsSEC FORM 4 Code M—115,384 at $0.00filing

News

No headline names them, or the companies they trade most, lately.

Sectors

Technology2
Not placed2

Buys in green, sells in red, by the company’s sector.

Related people

Walden C. RhinesDirector · Chief Executive Officer at Silvaco Group, filing Form 4 there in the last year
Candace JacksonOfficer · Officer at Silvaco Group, filing Form 4 there in the last year
Christopher John ZegarelliChief Financial Officer · Chief Financial Officer at Silvaco Group, filing Form 4 there in the last year
Ngai Anthony K.K.Director · Director at Silvaco Group, filing Form 4 there in the last year
Ted L. Tewksbury IIIDirector · Director at Silvaco Group, filing Form 4 there in the last year