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Who

R. Stephen Harshbarger

CEO

Company insider

Files Form 4 as: CEO, Sono-Tek.

In numbers

Trades disclosed
70
Buys
2
Sells
0
Bought
$16K
Sold
$0
Companies
1
Companies where not an officer
0
First trade
21 Jul 2006
Last trade
6 Oct 2026
Last filed
7 Oct 2026

Companies traded

Where they are an officer
SOTK Sono-TekDirector, Officer · Semiconductor Equipment · last 6 Oct 20262 buys · 0 sells

Activity over time

1 Nov 2024 – 1 Oct 2026
101Nov 24May 25Nov 25Apr 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
6 Oct 2026filed 7 Oct 2026SOTK Sono-TekSemiconductor EquipmentSEC FORM 4 Code M$43K13,171 at $3.25filing
6 Oct 2026filed 7 Oct 2026SOTK Sono-TekSemiconductor EquipmentSEC FORM 4 Code F$43K6,286 at $6.81filing
6 Oct 2026filed 7 Oct 2026SOTK Sono-Tekoption or derivative · Semiconductor EquipmentSEC FORM 4 Code D$43K13,171 at $3.25filing
20 Aug 2026filed 24 Aug 2026SOTK Sono-Tekoption or derivative · Semiconductor EquipmentSEC FORM 4 Code A$93K17,291 at $5.35filing
20 Aug 2026filed 24 Aug 2026SOTK Sono-Tekoption or derivative · Semiconductor EquipmentSEC FORM 4 Code A$93K17,291 at $5.35filing
21 Aug 2025filed 25 Aug 2025SOTK Sono-Tekoption or derivative · Semiconductor EquipmentSEC FORM 4 Code A$95K29,268 at $3.25filing
24 Jan 2025filed 28 Jan 2025SOTK Sono-TekSemiconductor EquipmentSEC FORM 4 Code G—8,500 at $0.00filing
7 Nov 2024filed 8 Nov 2024SOTK Sono-TekSemiconductor EquipmentSEC FORM 4 Code G—8,000 at $0.00filing
22 Aug 2024filed 23 Aug 2024SOTK Sono-Tekoption or derivative · Semiconductor EquipmentSEC FORM 4 Code A$95K23,166 at $4.12filing
16 Nov 2023filed 20 Nov 2023SOTK Sono-Tekoption or derivative · Semiconductor EquipmentSEC FORM 4 Code A$23K4,658 at $5.00filing
17 Nov 2022filed 21 Nov 2022SOTK Sono-Tekoption or derivative · Semiconductor EquipmentSEC FORM 4 Code A$23K3,937 at $5.96filing
17 Feb 2022filed 22 Feb 2022SOTK Sono-Tekoption or derivative · Semiconductor EquipmentSEC FORM 4 Code A$102K16,340 at $6.26filing
13 Jan 2022filed 14 Jan 2022SOTK Sono-TekSemiconductor EquipmentSEC FORM 4 Code G—3,200 at $0.00filing
18 Nov 2021filed 22 Nov 2021SOTK Sono-Tekoption or derivative · Semiconductor EquipmentSEC FORM 4 Code A$35K5,815 at $6.05filing
18 Mar 2021filed 18 Mar 2021SOTK Sono-TekSemiconductor EquipmentSEC FORM 4 Code G—3,000 at $0.00filing
17 Mar 2021filed 18 Mar 2021SOTK Sono-TekSemiconductor EquipmentSEC FORM 4 Code G—6,000 at $0.00filing
16 Mar 2021filed 18 Mar 2021SOTK Sono-TekSemiconductor EquipmentSEC FORM 4 Code M$39K36,666 at $1.06filing
16 Mar 2021filed 18 Mar 2021SOTK Sono-TekSemiconductor EquipmentSEC FORM 4 Code F$39K8,269 at $4.70filing
16 Mar 2021filed 18 Mar 2021SOTK Sono-TekSemiconductor EquipmentSEC FORM 4 Code G—6,000 at $0.00filing
16 Mar 2021filed 18 Mar 2021SOTK Sono-Tekoption or derivative · Semiconductor EquipmentSEC FORM 4 Code M$39K36,666 at $1.06filing

Sectors

Technology2

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

Related people

Maria T. KuhaVP · VP at Sono Tek, filing Form 4 there in the last year
Stephen James BagleyCFO · CFO at Sono Tek, filing Form 4 there in the last year
Joseph RiemerDirector · Director at Sono Tek, filing Form 4 there in the last year
Christopher CichettiCOO · COO at Sono Tek, filing Form 4 there in the last year
Brian Lewis BoothVice President · Vice President at Sono Tek, filing Form 4 there in the last year