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SOTKSONO TEK CORP

Market cap
$82.67M
as of 2026-10-23
Latest close
$5.26
as of 2026-10-23
Sector
Technology
as of 2026-10-24
Industry
Scientific & Technical Instruments
as of 2026-10-24

Cluster

No cluster in the last 90 days under the default rule (14d · ≥2 insiders · all roles).

Form 4 historysince 2023-10-18

Dashed line = amended filing (Form 4/A)

InsiderTradedFiledTypeSharesPriceValueOwned after10b5-1 planFiling
Kuha Maria TVPOct 14Oct 16M1,650$4.45$7,3432,250NoForm 4
Kuha Maria TVPOct 14Oct 16F1,031$7.12$7,3411,219NoForm 4
Kuha Maria TVPOct 14Oct 16M7,722$4.12$31,8158,941NoForm 4
Kuha Maria TVPOct 14Oct 16F4,468$7.12$31,8124,472NoForm 4
Kuha Maria TVPOct 14Oct 16M5,488$3.25$17,8369,960NoForm 4
Kuha Maria TVPOct 14Oct 16F2,506$7.12$17,8437,455NoForm 4
Kuha Maria TVPOct 14Oct 16D · derivative1,650$4.45$7,34333,351NoForm 4
Kuha Maria TVPOct 14Oct 16D · derivative7,722$4.12$31,81525,629NoForm 4
Kuha Maria TVPOct 14Oct 16D · derivative5,488$3.25$17,83620,141NoForm 4
Riemer JosephOct 12Oct 13M2,000$2.65$5,30020,662NoForm 4
Riemer JosephOct 12Oct 13F749$7.08$5,30319,913NoForm 4
Riemer JosephOct 12Oct 13M6,050$3.19$19,30025,963NoForm 4
Riemer JosephOct 12Oct 13F2,726$7.08$19,30023,327NoForm 4
Riemer JosephOct 12Oct 13M3,300$5.50$18,15026,537NoForm 4
Riemer JosephOct 12Oct 13F736$7.08$5,21123,974NoForm 4
Riemer JosephOct 12Oct 13M3,676$4.79$17,60827,650NoForm 4
Riemer JosephOct 12Oct 13F2,487$7.08$17,60825,163NoForm 4
Riemer JosephOct 12Oct 13M4,267$4.12$17,58029,430NoForm 4
Riemer JosephOct 12Oct 13F2,483$7.08$17,58026,947NoForm 4
Riemer JosephOct 12Oct 13M3,158$3.25$10,26430,105NoForm 4
Riemer JosephOct 12Oct 13F1,450$7.08$10,26628,655NoForm 4
Riemer JosephOct 12Oct 13D · derivative2,000$2.65$5,30030,773NoForm 4
Riemer JosephOct 12Oct 13D · derivative6,050$3.19$19,30024,723NoForm 4
Riemer JosephOct 12Oct 13D · derivative3,300$5.50$18,15021,423NoForm 4
Riemer JosephOct 12Oct 13D · derivative3,676$4.79$17,60817,747NoForm 4
Riemer JosephOct 12Oct 13D · derivative4,267$4.12$17,58013,480NoForm 4
Riemer JosephOct 12Oct 13D · derivative3,158$3.25$10,26410,322NoForm 4
Bagley Stephen JamesCFOOct 12Oct 13M7,722$4.12$31,81531,587NoForm 4
Bagley Stephen JamesCFOOct 12Oct 13F4,494$7.08$31,81827,093NoForm 4
Bagley Stephen JamesCFOOct 12Oct 13D · derivative7,722$4.12$31,81532,695NoForm 4
Cichetti ChristopherCOOOct 8Oct 9M9,978$3.25$32,4299,978NoForm 4
Cichetti ChristopherCOOOct 8Oct 9F4,804$6.75$32,4275,174NoForm 4
Cichetti ChristopherCOOOct 8Oct 9D · derivative9,878$3.25$32,10482,753NoForm 4
Booth Brian LewisVice PresidentOct 6Oct 7M3,293$3.25$10,7024,903NoForm 4
Booth Brian LewisVice PresidentOct 6Oct 7F1,572$6.81$10,7053,331NoForm 4
Booth Brian LewisVice PresidentOct 6Oct 7M2,027$4.12$8,3515,358NoForm 4
Booth Brian LewisVice PresidentOct 6Oct 7F1,226$6.81$8,3494,132NoForm 4
Booth Brian LewisVice PresidentOct 6Oct 7D · derivative3,293$3.25$10,70214,415NoForm 4
Booth Brian LewisVice PresidentOct 6Oct 7D · derivative2,027$4.12$8,35112,388NoForm 4
Harshbarger R StephenCEOOct 6Oct 7M13,171$3.25$42,806278,449NoForm 4
Harshbarger R StephenCEOOct 6Oct 7F6,286$6.81$42,808272,163NoForm 4
Harshbarger R StephenCEOOct 6Oct 7D · derivative13,171$3.25$42,80687,304NoForm 4
Coccio Christopher LOct 5Oct 7M13,158$3.25$42,764305,605NoForm 4
Coccio Christopher LOct 5Oct 7F6,897$6.20$42,761298,708NoForm 4
Coccio Christopher LOct 5Oct 7D · derivative13,158$3.25$42,764104,572NoForm 4
Bagley Stephen JamesCFOOct 5Oct 7M5,488$3.25$17,83626,742NoForm 4
Bagley Stephen JamesCFOOct 5Oct 7F2,877$6.20$17,83723,865NoForm 4
Bagley Stephen JamesCFOOct 5Oct 7D · derivative5,488$3.25$17,83640,417NoForm 4
Coccio Christopher LAug 20Aug 24A · derivative17,986$5.35$96,225117,730NoForm 4
Harshbarger R StephenCEOAug 20Aug 24A · derivative17,291$5.35$92,507100,475NoForm 4
Haskell EricAug 20Aug 24A · derivative5,396$5.35$28,86940,773NoForm 4
Lawal AdeniyiAug 20Aug 24A · derivative5,396$5.35$28,86915,347NoForm 4
Bagley Stephen JamesCFOAug 20Aug 24A · derivative7,205$5.35$38,54745,905NoForm 4
Booth Brian LewisVice PresidentAug 20Aug 24A · derivative7,205$5.35$38,54717,708NoForm 4
O'Donnell Carol AAug 20Aug 24A · derivative5,396$5.35$28,86930,773NoForm 4
Riemer JosephAug 20Aug 24A · derivative5,396$5.35$28,86932,773NoForm 4
Warshaw Kirk MAug 20Aug 24A · derivative5,396$5.35$28,86912,414NoForm 4
Cichetti ChristopherVPAug 20Aug 24A · derivative12,968$5.35$69,37992,731NoForm 4
Kuha Maria TVPAug 20Aug 24A · derivative7,205$5.35$38,54735,001NoForm 4
Bagley Stephen JamesCFOJul 30Aug 3S8,346$5.13Sale −$42,81521,254NoForm 4
Bagley Stephen JamesCFOJul 27Jul 29S1,200$5.08Sale −$6,09629,600NoForm 4
Bagley Stephen JamesCFOJul 23Jul 27S3,454$5.43Sale −$18,75530,800NoForm 4
Coccio Christopher LJul 21Jul 23S17,000$5.38Sale −$91,460292,447NoForm 4
Booth Brian LewisVice PresidentMay 1May 4M2,606$4.12$10,7373,259NoForm 4
Booth Brian LewisVice PresidentMay 1May 4M1,650$4.45$7,3434,909NoForm 4
Booth Brian LewisVice PresidentMay 1May 4M3,299$5.48$18,0791,610NoForm 4
Booth Brian LewisVice PresidentMay 1May 4M · derivative2,606$4.12$10,73712,153NoForm 4
Booth Brian LewisVice PresidentMay 1May 4M · derivative1,650$4.45$7,34310,503NoForm 4
Lawal AdeniyiMar 5Mar 24P2,400$4.12Purchase +$9,8882,400NoForm 4
Lawal AdeniyiMar 5Mar 24D · derivative2,400$4.12$9,8889,951NoForm 4
Coccio Christopher LOct 23, 2025Oct 24, 2025S12,320$4.78Sale −$58,890309,447YesForm 4
Coccio Christopher LOct 21, 2025Oct 23, 2025S100$4.67Sale −$467325,979YesForm 4
Coccio Christopher LOct 21, 2025Oct 23, 2025S100$4.67Sale −$467325,879YesForm 4
Coccio Christopher LOct 21, 2025Oct 23, 2025S2,097$4.66Sale −$9,772323,782YesForm 4
Coccio Christopher LOct 21, 2025Oct 23, 2025S2,015$4.65Sale −$9,370321,767YesForm 4
Harshbarger R StephenCEOAug 21, 2025Aug 25, 2025A · derivative29,268$3.25$95,12183,184NoForm 4
Cichetti ChristopherVPAug 21, 2025Aug 25, 2025A · derivative21,951$3.25$71,34179,763NoForm 4
Kuha Maria TVPAug 21, 2025Aug 25, 2025A · derivative12,195$3.25$39,63427,796NoForm 4
Coccio Christopher LAug 21, 2025Aug 25, 2025A · derivative29,240$3.25$95,03099,744NoForm 4
Bagley Stephen JamesCFOAug 21, 2025Aug 25, 2025A · derivative12,195$3.25$39,63438,700NoForm 4
Warshaw Kirk MAug 21, 2025Aug 25, 2025A · derivative7,018$3.25$22,8097,018NoForm 4
O'Donnell Carol AAug 21, 2025Aug 25, 2025A · derivative7,018$3.25$22,80925,377NoForm 4
Riemer JosephAug 21, 2025Aug 25, 2025A · derivative7,018$3.25$22,80927,377NoForm 4
Haskell EricAug 21, 2025Aug 25, 2025A · derivative7,018$3.25$22,80935,377NoForm 4
Lawal AdeniyiAug 21, 2025Aug 25, 2025A · derivative7,018$3.25$22,80912,351NoForm 4
Bagley Stephen JamesCFOAug 19, 2025Aug 20, 2025S299$3.34Sale −$99934,254NoForm 4
Bagley Stephen JamesCFOAug 18, 2025Aug 20, 2025S998$3.36Sale −$3,35335,149NoForm 4
Bagley Stephen JamesCFOAug 18, 2025Aug 20, 2025S301$3.34Sale −$1,00534,848NoForm 4
Bagley Stephen JamesCFOAug 18, 2025Aug 20, 2025S295$3.35Sale −$98834,553NoForm 4
Bagley Stephen JamesCFOAug 7, 2025Aug 11, 2025S350$3.33Sale −$1,16636,147NoForm 4
Strasburg Philip AJul 21, 2025Jul 24, 2025S2,000$3.62Sale −$7,24028,118NoForm 4
Bagley Stephen JamesCFOJul 23, 2025Jul 23, 2025S1$3.61Sale −$436,497NoForm 4
Bagley Stephen JamesCFOJul 22, 2025Jul 23, 2025S521$3.61Sale −$1,88136,498NoForm 4
Bagley Stephen JamesCFOJul 21, 2025Jul 23, 2025S2,174$3.64Sale −$7,91337,019NoForm 4
Bagley Stephen JamesCFOJul 17, 2025Jul 23, 20254/AS310$3.61Sale −$1,11939,193NoForm 4/A
Bagley Stephen JamesCFOJul 16, 2025Jul 23, 20254/AS643$3.63Sale −$2,33439,503NoForm 4/A
Bagley Stephen JamesCFOJun 17, 2025Jul 18, 2025S620$3.61Sale −$2,23838,883NoForm 4
Bagley Stephen JamesCFOJun 16, 2025Jul 18, 2025S643$3.63Sale −$2,33439,503NoForm 4
Strasburg Philip AMar 24, 2025Mar 26, 2025G8,000$0.00$030,118NoForm 4
Harshbarger R StephenCEOJan 24, 2025Jan 28, 2025G8,500$0.00$0265,278NoForm 4
Harshbarger R StephenCEONov 7, 2024Nov 8, 2024G8,000$0.00$0273,778NoForm 4
Bagley Stephen JamesCFOAug 27, 2024Aug 27, 2024S1,000$4.07Sale −$4,07042,146NoForm 4
Bagley Stephen JamesCFOAug 27, 2024Aug 27, 2024S2,000$4.11Sale −$8,22040,146NoForm 4
Bagley Stephen JamesCFOAug 23, 2024Aug 27, 2024S12$4.14Sale −$5043,146NoForm 4
Riemer JosephAug 22, 2024Aug 23, 2024A · derivative5,333$4.12$21,97220,359NoForm 4
Haskell EricAug 22, 2024Aug 23, 2024A · derivative5,333$4.12$21,97228,359NoForm 4
Coccio Christopher LAug 22, 2024Aug 23, 2024A · derivative22,222$4.12$91,55570,504NoForm 4
Harshbarger R StephenCEOAug 22, 2024Aug 23, 2024A · derivative23,166$4.12$95,44453,916NoForm 4
Strasburg Philip AAug 22, 2024Aug 23, 2024A · derivative5,333$4.12$21,97215,636NoForm 4
Bagley Stephen JamesCFOAug 22, 2024Aug 23, 2024A · derivative9,653$4.12$39,77026,505NoForm 4
O'Donnell Carol AAug 22, 2024Aug 23, 2024A · derivative5,333$4.12$21,97218,359NoForm 4
Cichetti ChristopherVPAug 22, 2024Aug 23, 2024A · derivative34,749$4.12$143,16657,812NoForm 4
Kuha Maria TVPAug 22, 2024Aug 23, 2024A · derivative9,653$4.12$39,77015,601NoForm 4
Lawal AdeniyiAug 22, 2024Aug 23, 2024A · derivative5,333$4.12$21,9725,333NoForm 4
Bagley Stephen JamesCFOAug 20, 2024Aug 22, 2024S276$4.05Sale −$1,11843,158NoForm 4
Bagley Stephen JamesCFOAug 9, 2024Aug 12, 2024S4,000$3.62Sale −$14,48043,434NoForm 4
Bagley Stephen JamesCFOAug 8, 2024Aug 8, 2024S401$3.70Sale −$1,48447,434NoForm 4
Bagley Stephen JamesCFOAug 7, 2024Aug 8, 2024S360$3.67Sale −$1,32147,835NoForm 4
Bagley Stephen JamesCFOAug 6, 2024Aug 8, 2024S13$3.80Sale −$4948,195NoForm 4
Bagley Stephen JamesCFOJul 29, 2024Jul 29, 2024S1,702$3.82Sale −$6,50248,208NoForm 4
Bagley Stephen JamesCFOJul 26, 2024Jul 29, 2024S1$3.85Sale −$449,910NoForm 4
Bagley Stephen JamesCFOJul 25, 2024Jul 29, 2024S1$3.85Sale −$449,911NoForm 4
Bagley Stephen JamesCFOJul 22, 2024Jul 24, 2024S2,120$4.04Sale −$8,56549,912NoForm 4
Coccio Christopher LFeb 26, 2024Feb 27, 2024S2,914$5.57Sale −$16,231326,079NoForm 4
Mowbray Donald FFeb 26, 2024Feb 27, 2024M10,000$3.70$37,00069,190NoForm 4
Mowbray Donald FFeb 26, 2024Feb 27, 2024F6,503$5.69$37,00262,687NoForm 4
Mowbray Donald FFeb 26, 2024Feb 27, 2024M4,841$3.19$15,44367,528NoForm 4
Mowbray Donald FFeb 26, 2024Feb 27, 2024F2,714$5.69$15,44364,814NoForm 4
Mowbray Donald FFeb 26, 2024Feb 27, 2024M1,485$5.50$8,16866,299NoForm 4
Mowbray Donald FFeb 26, 2024Feb 27, 2024F1,435$5.69$8,16564,864NoForm 4
Mowbray Donald FFeb 26, 2024Feb 27, 2024M · derivative10,000$3.70$37,00013,026NoForm 4
Mowbray Donald FFeb 26, 2024Feb 27, 2024M · derivative4,841$3.19$15,4438,185NoForm 4
Mowbray Donald FFeb 26, 2024Feb 27, 2024M · derivative1,485$5.50$8,1686,700NoForm 4
Coccio Christopher LFeb 21, 2024Feb 22, 2024S6$5.60Sale −$34328,993NoForm 4
Coccio Christopher LFeb 20, 2024Feb 22, 2024S7,080$5.64Sale −$39,931328,999NoForm 4
Riemer JosephFeb 7, 2024Feb 8, 2024S5,335$5.70Sale −$30,41018,662NoForm 4
Bagley Stephen JamesCFOFeb 5, 2024Feb 6, 2024G2,500$0.00$052,032NoForm 4
Engle Robb WilliamVPJan 31, 2024Feb 1, 2024S5,795$5.69Sale −$32,97453,443NoForm 4
Engle Robb WilliamVPJan 30, 2024Feb 1, 2024S978$5.73Sale −$5,60459,238NoForm 4
Engle Robb WilliamVPJan 26, 2024Jan 30, 2024S2,724$5.78Sale −$15,74560,216NoForm 4
Riemer JosephJan 26, 2024Jan 26, 2024S2,000$5.73Sale −$11,46023,997NoForm 4
Riemer JosephJan 25, 2024Jan 26, 2024S2,100$5.69Sale −$11,94925,997NoForm 4
Riemer JosephJan 24, 2024Jan 26, 2024S2,409$5.58Sale −$13,44228,097NoForm 4
Riemer JosephJan 23, 2024Jan 24, 2024S2,877$5.88Sale −$16,91730,506NoForm 4
Engle Robb WilliamVPJan 23, 2024Jan 24, 2024S2,876$5.77Sale −$16,59562,940NoForm 4
Riemer JosephJan 22, 2024Jan 24, 2024S1,300$5.72Sale −$7,43633,383NoForm 4
Engle Robb WilliamVPJan 23, 2024Jan 23, 2024S4,162$5.76Sale −$23,97365,816NoForm 4
Engle Robb WilliamVPJan 19, 2024Jan 23, 2024S5,208$5.80Sale −$30,20669,978NoForm 4
Engle Robb WilliamVPJan 18, 2024Jan 23, 2024S5,981$5.86Sale −$35,04975,186NoForm 4
Coccio Christopher LCEONov 29, 2023Nov 30, 2023S2,147$5.02Sale −$10,778336,079NoForm 4
Coccio Christopher LCEONov 28, 2023Nov 30, 2023S2,151$5.01Sale −$10,777338,226NoForm 4
Coccio Christopher LCEONov 27, 2023Nov 27, 2023S699$5.01Sale −$3,502340,377NoForm 4
Coccio Christopher LCEONov 24, 2023Nov 27, 2023S3,037$5.02Sale −$15,246341,076NoForm 4
Coccio Christopher LCEONov 22, 2023Nov 27, 2023S33$5.06Sale −$167344,113NoForm 4
Coccio Christopher LCEONov 21, 2023Nov 22, 2023S298$5.01Sale −$1,493344,146NoForm 4
Coccio Christopher LCEONov 20, 2023Nov 22, 2023S1,530$5.01Sale −$7,665344,444NoForm 4
Coccio Christopher LCEONov 17, 2023Nov 20, 2023S25$5.01Sale −$125345,974NoForm 4
Coccio Christopher LCEONov 16, 2023Nov 20, 2023A · derivative5,282$5.00$26,41048,282NoForm 4
Harshbarger R StephenPresidentNov 16, 2023Nov 20, 2023A · derivative4,658$5.00$23,29030,750NoForm 4
Bagley Stephen JamesCFONov 16, 2023Nov 20, 2023A · derivative2,329$5.00$11,64516,852NoForm 4
Engle Robb WilliamVPNov 16, 2023Nov 20, 2023A · derivative2,329$5.00$11,64516,852NoForm 4
Cichetti ChristopherVPNov 16, 2023Nov 20, 2023A · derivative8,540$5.00$42,70023,063NoForm 4
Kuha Maria TVPNov 16, 2023Nov 20, 2023A · derivative2,329$5.00$11,6455,948NoForm 4
Strasburg Philip ANov 10, 2023Nov 14, 2023S1,000$4.89Sale −$4,89038,118NoForm 4
Coccio Christopher LCEONov 1, 2023Nov 3, 2023G2,000$0.00$0345,999NoForm 4
Strasburg Philip AOct 27, 2023Oct 30, 2023S1,000$5.02Sale −$5,02039,118NoForm 4
Strasburg Philip AOct 26, 2023Oct 30, 2023S1,000$5.01Sale −$5,01040,118NoForm 4
Riemer JosephOct 16, 2023Oct 18, 2023S2,923$5.26Sale −$15,37534,683NoForm 4