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General | Insiders | Insider Transactions | Monthly Overview | Weekly Overview


Overview of all insider trading transactions in CYANOTECH CORP. Get notifications about new insider transactions in CYANOTECH CORP for free.

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DateTickerCompanyOwnerRelationship Transaction Code Cost ($) Shares Transaction Value ($) Total Shares % Holdings
Feb 20 2019CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorGrantA3.322,5008,300347,555345.1 K to 347.6 K (+0.72 %)
Feb 20 2019CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorGrantA3.491,8496,453349,404347.6 K to 349.4 K (+0.53 %)
Feb 20 2019CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorGrantA3.4310,00034,300359,404349.4 K to 359.4 K (+2.86 %)
Jan 11 2019CYANCYANOTECH CORPORLOPP BRIAN BRETTCFO, VP, Treasurer, ...Option ExerciseA3.0050,000150,00050,000
Dec 12 2018CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorGrantA3.682,3958,815323,807321.4 K to 323.8 K (+0.75 %)
Dec 12 2018CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorGrantA3.693,74813,845327,555323.8 K to 327.6 K (+1.16 %)
Dec 07 2018CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorGrantA3.725,39020,027321,412316 K to 321.4 K (+1.71 %)
Dec 07 2018CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorGrantA3.561,8356,541316,022314.2 K to 316 K (+0.58 %)
Dec 03 2018CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorGrantA3.616182,233314,187313.6 K to 314.2 K (+0.20 %)
Dec 03 2018CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorGrantA3.616182,233314,187313.6 K to 314.2 K (+0.20 %)
Dec 03 2018CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorGrantA3.593,48812,525313,569310.1 K to 313.6 K (+1.12 %)
Dec 03 2018CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorGrantA3.593,48812,525313,569310.1 K to 313.6 K (+1.12 %)
Nov 27 2018CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorGrantA3.451,7786,132310,081308.3 K to 310.1 K (+0.58 %)
Nov 19 2018CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorGrantA3.40251853308,303308.1 K to 308.3 K (+0.08 %)
Nov 19 2018CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorGrantA3.538,05228,430308,052300 K to 308.1 K (+2.68 %)
Nov 09 2018CYANCYANOTECH CORPMeridian OHC Partners, LP10% OwnerBuyJ0.00100,5060850,116749.6 K to 850.1 K (+13.41 %)
Aug 29 2018CYANCYANOTECH CORPKATZ NANCY EDirectorGrantA0.008,889015,5566.7 K to 15.6 K (+133.33 %)
Aug 29 2018CYANCYANOTECH CORPMULDER DAVID MDirectorGrantA0.008,889020,55611.7 K to 20.6 K (+76.19 %)
Aug 29 2018CYANCYANOTECH CORPVied David LDirectorGrantA0.0010,556033,10522.5 K to 33.1 K (+46.81 %)
Aug 29 2018CYANCYANOTECH CORPMenzel Walter BennettDirectorGrantA0.0010,556041,84531.3 K to 41.8 K (+33.74 %)
Aug 29 2018CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorGrantA0.008,3330450,225441.9 K to 450.2 K (+1.89 %)
Jul 18 2018CYANCYANOTECH CORPCysewski Gerald RCSOOption ExerciseA0.002,21002,210
Jul 18 2018CYANCYANOTECH CORPMorton MawaeCEOOption ExerciseA0.001,95901,959
Jul 18 2018CYANCYANOTECH CORPJohansen Jennifer M.VP of QualityOption ExerciseA0.001,30501,305
Jul 18 2018CYANCYANOTECH CORPDeal Jole EileenCFO, VP, Treasurer, ...Option ExerciseA0.002,02602,026
Jul 18 2018CYANCYANOTECH CORPWATTS GERARD JCOOOption ExerciseA0.002,23802,238
Jul 18 2018CYANCYANOTECH CORPJensen GlennVP of ManufacturingOption ExerciseA0.001,50501,505
Apr 09 2018CYANCYANOTECH CORPJensen GlennVP of ManufacturingOption ExerciseM0.001670333
Apr 09 2018CYANCYANOTECH CORPJensen GlennVP of ManufacturingPayment of ExerciseF5.256333112,43712.5 K to 12.4 K (-0.50 %)
Apr 09 2018CYANCYANOTECH CORPJensen GlennVP of ManufacturingBuyM0.00167012,50012.3 K to 12.5 K (+1.35 %)
Apr 09 2018CYANCYANOTECH CORPDeal Jole EileenCFO, VP, Treasurer, ...Option ExerciseD0.001010203
Apr 09 2018CYANCYANOTECH CORPDeal Jole EileenCFO, VP, Treasurer, ...BuyM0.0010105,1015 K to 5.1 K (+2.02 %)
Apr 09 2018CYANCYANOTECH CORPWATTS GERARD JCOOOption ExerciseM0.00570113
Apr 09 2018CYANCYANOTECH CORPWATTS GERARD JCOOPayment of ExerciseF5.25221163557 to 35 (-38.60 %)
Apr 09 2018CYANCYANOTECH CORPWATTS GERARD JCOOBuyM0.00570570 to 57
Apr 09 2018CYANCYANOTECH CORPJohansen Jennifer M.VP of QualityOption ExerciseM0.001670333
Apr 09 2018CYANCYANOTECH CORPJohansen Jennifer M.VP of QualityPayment of ExerciseF5.25633311,1091.2 K to 1.1 K (-5.38 %)
Apr 09 2018CYANCYANOTECH CORPJohansen Jennifer M.VP of QualityBuyM0.0016701,1721 K to 1.2 K (+16.62 %)
Apr 09 2018CYANCYANOTECH CORPMorton MawaeCEOOption ExerciseA0.0067067
Apr 09 2018CYANCYANOTECH CORPCysewski Gerald RCSOOption ExerciseM0.001670333
Apr 09 2018CYANCYANOTECH CORPCysewski Gerald RCSOPayment of ExerciseF5.2563331120,959121 K to 121 K (-0.05 %)
Apr 09 2018CYANCYANOTECH CORPCysewski Gerald RCSOBuyM0.001670121,022120.9 K to 121 K (+0.14 %)
Apr 04 2018CYANCYANOTECH CORPCysewski Gerald RCSOOption ExerciseM0.008,333016,667
Apr 04 2018CYANCYANOTECH CORPCysewski Gerald RCSOPayment of ExerciseF5.103,13015,963120,855124 K to 120.9 K (-2.52 %)
Apr 04 2018CYANCYANOTECH CORPCysewski Gerald RCSOBuyM0.008,3330123,985115.7 K to 124 K (+7.21 %)
Feb 23 2018CYANCYANOTECH CORPCysewski Gerald RCSOOption ExerciseM1.602,0003,2000
Feb 23 2018CYANCYANOTECH CORPCysewski Gerald RCSOBuyM1.602,0003,200115,652113.7 K to 115.7 K (+1.76 %)
Jan 24 2018CYANCYANOTECH CORPMorton MawaeCEOOption ExerciseA3.8345,000172,35045,000
Jan 05 2018CYANCYANOTECH CORPJensen GlennVP of ManufacturingOption ExerciseM1.602,0003,2000
Jan 05 2018CYANCYANOTECH CORPJensen GlennVP of ManufacturingBuyM1.602,0003,20012,33310.3 K to 12.3 K (+19.36 %)
Aug 29 2017CYANCYANOTECH CORPMorton MawaePresidentOption ExerciseA3.3575,000251,25075,000
Aug 25 2017CYANCYANOTECH CORPVied David LDirectorGrantA0.0017,021022,9035.9 K to 22.9 K (+289.37 %)
Aug 25 2017CYANCYANOTECH CORPMULDER DAVID MDirectorGrantA0.0011,915011,9150 to 11.9 K
Aug 25 2017CYANCYANOTECH CORPMenzel Walter BennettDirectorGrantA0.0016,596031,63515 K to 31.6 K (+110.35 %)
Aug 25 2017CYANCYANOTECH CORPKATZ NANCY EDirectorGrantA0.006,80906,8090 to 6.8 K
Aug 25 2017CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorGrantA0.006,3830442,025435.6 K to 442 K (+1.47 %)
Aug 23 2017CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorGiftG0.00150,0000300,000450 K to 300 K (-33.33 %)
Apr 07 2017CYANCYANOTECH CORPDeal Jole EileenCFO, VP, Treasurer, ...Option ExerciseA0.003040304
Apr 06 2017CYANCYANOTECH CORPCysewski Gerald RCEOOption ExerciseA0.005000500
Apr 05 2017CYANCYANOTECH CORPCysewski Gerald RCEOOption ExerciseA0.0022,500022,500
Dec 16 2016CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorGiftG0.00350,0000450,000100 K to 450 K (+350.00 %)
Dec 16 2016CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorGiftG0.00350,00000350 K to 0 (-100.00 %)
Aug 29 2016CYANCYANOTECH CORPMULDER DAVID MDirectorOption ExerciseA4.086,00024,4806,000
Aug 29 2016CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorGrantA0.007,3530435,642428.3 K to 435.6 K (+1.72 %)
Aug 29 2016CYANCYANOTECH CORPMenzel Walter BennettDirectorGrantA0.005,882015,0399.2 K to 15 K (+64.24 %)
Aug 29 2016CYANCYANOTECH CORPVied David LDirectorGrantA0.005,88205,8820 to 5.9 K
Jun 29 2016CYANCYANOTECH CORPMeridian OHC Partners, LP10% OwnerBuyP5.217,91041,227749,610741.7 K to 749.6 K (+1.07 %)
Jun 29 2016CYANCYANOTECH CORPMeridian OHC Partners, LP10% OwnerBuyP5.173051,577741,700741.4 K to 741.7 K (+0.04 %)
Jun 29 2016CYANCYANOTECH CORPMeridian OHC Partners, LP10% OwnerBuyP5.207,00036,365741,395734.4 K to 741.4 K (+0.95 %)
May 11 2016CYANCYANOTECH CORPBailey Brent DavidOption ExerciseD3.82497,9161,902,0390
May 11 2016CYANCYANOTECH CORPBailey Brent DavidOption ExerciseD3.04230,000699,2000
May 11 2016CYANCYANOTECH CORPBailey Brent DavidPayment of ExerciseF0.0029,033048,46777.5 K to 48.5 K (-37.46 %)
May 11 2016CYANCYANOTECH CORPBailey Brent DavidGrantA0.0077,500077,5000 to 77.5 K
Apr 05 2016CYANCYANOTECH CORPMeridian OHC Partners, LP10% OwnerBuyP5.201,6008,320734,395732.8 K to 734.4 K (+0.22 %)
Apr 05 2016CYANCYANOTECH CORPMeridian OHC Partners, LP10% OwnerBuyP5.207924,118732,795732 K to 732.8 K (+0.11 %)
Apr 05 2016CYANCYANOTECH CORPMeridian OHC Partners, LP10% OwnerBuyP5.153,15016,223732,003728.9 K to 732 K (+0.43 %)
Mar 23 2016CYANCYANOTECH CORPMeridian OHC Partners, LP10% OwnerBuyP5.064,10020,746728,853724.8 K to 728.9 K (+0.57 %)
Mar 23 2016CYANCYANOTECH CORPMeridian OHC Partners, LP10% OwnerBuyP5.0511,86259,903724,753712.9 K to 724.8 K (+1.66 %)
Mar 23 2016CYANCYANOTECH CORPMeridian OHC Partners, LP10% OwnerBuyP5.002,11210,560712,891710.8 K to 712.9 K (+0.30 %)
Mar 23 2016CYANCYANOTECH CORPMeridian OHC Partners, LP10% OwnerBuyP5.0610,00050,600710,779700.8 K to 710.8 K (+1.43 %)
Mar 18 2016CYANCYANOTECH CORPMeridian OHC Partners, LP10% OwnerBuyP4.9912,23361,043699,440687.2 K to 699.4 K (+1.78 %)
Mar 18 2016CYANCYANOTECH CORPMeridian OHC Partners, LP10% OwnerBuyP4.823111,499687,207686.9 K to 687.2 K (+0.05 %)
Mar 18 2016CYANCYANOTECH CORPMeridian OHC Partners, LP10% OwnerBuyP4.981,8008,964686,896685.1 K to 686.9 K (+0.26 %)
Mar 18 2016CYANCYANOTECH CORPMeridian OHC Partners, LP10% OwnerBuyP4.996,17030,788685,096678.9 K to 685.1 K (+0.91 %)
Mar 18 2016CYANCYANOTECH CORPMeridian OHC Partners, LP10% OwnerBuyP4.9820,00099,600678,926658.9 K to 678.9 K (+3.04 %)
Mar 04 2016CYANCYANOTECH CORPMeridian OHC Partners, LP10% OwnerBuyP4.7311,49654,376658,926647.4 K to 658.9 K (+1.78 %)
Mar 04 2016CYANCYANOTECH CORPMeridian OHC Partners, LP10% OwnerBuyP4.452,32010,324647,430645.1 K to 647.4 K (+0.36 %)
Mar 16 2015CYANCYANOTECH CORPDeal Jole EileenCFO, VP, Treasurer, ...Option ExerciseM3.825,00019,10040,000
Mar 16 2015CYANCYANOTECH CORPDeal Jole EileenCFO, VP, Treasurer, ...BuyM3.825,00019,1005,0000 to 5 K
Sep 23 2014CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorGrantA4.716,36929,99812,1195.8 K to 12.1 K (+110.77 %)
Sep 30 2014CYANCYANOTECH CORPCapelli Robert JFormer VP - SalesOption ExerciseM2.088,00016,64025,200
Sep 30 2014CYANCYANOTECH CORPCapelli Robert JFormer VP - SalesBuyM2.088,00016,64012,0004 K to 12 K (+200.00 %)
Sep 23 2014CYANCYANOTECH CORPCarlton RalphDirectorGrantA4.715,09624,00213,0968 K to 13.1 K (+63.70 %)
Sep 23 2014CYANCYANOTECH CORPMenzel Walter BennettDirectorGrantA4.715,09624,0025,0960 to 5.1 K
Feb 21 2014CYANCYANOTECH CORPSCHICK GARY MARVIN10% OwnerGiftG5.1030,769156,922767,133736.4 K to 767.1 K (+4.18 %)
Feb 20 2014CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorBuyP5.3450,000266,880423,213373.2 K to 423.2 K (+13.40 %)
Feb 20 2014CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorGiftG0.0030,7690100,000130.8 K to 100 K (-23.53 %)
Dec 18 2013CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorGiftG0.00130,7690130,7690 to 130.8 K
Dec 18 2013CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorGiftG0.00130,7690350,000480.8 K to 350 K (-27.20 %)
Sep 05 2013CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorGrantA5.565,00027,800330,150325.2 K to 330.2 K (+1.54 %)
Sep 04 2013CYANCYANOTECH CORPCarlton RalphDirectorGrantA5.564,00022,2408,0004 K to 8 K (+100.00 %)
Dec 11 2012CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorBuyP5.0117,50087,589325,150307.7 K to 325.2 K (+5.69 %)
Aug 29 2012CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorGrantA5.735,00028,6505,0000 to 5 K
Aug 29 2012CYANCYANOTECH CORPChen Thomas FDirectorGrantA5.734,00022,9204,0000 to 4 K
Aug 29 2012CYANCYANOTECH CORPCarlton RalphDirectorGrantA5.734,00022,9204,0000 to 4 K
Aug 24 2012CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorOption ExerciseM2.007501,5000
Aug 24 2012CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorBuyM2.007501,5007500 to 750
Aug 23 2012CYANCYANOTECH CORPCapelli Robert JVP- SalesOption ExerciseA5.612,00011,22055,000
Aug 23 2012CYANCYANOTECH CORPDeal Jole EileenCFO, VP, Treas, Sec ...Option ExerciseA5.612,00011,22047,000
Aug 08 2012CYANCYANOTECH CORPCapelli Robert JVP-SalesOption ExerciseM1.608001,28053,000
Aug 08 2012CYANCYANOTECH CORPCapelli Robert JVP-SalesOption ExerciseM2.082,0004,16053,800
Aug 08 2012CYANCYANOTECH CORPCapelli Robert JVP-SalesBuyM1.608001,2804,0003.2 K to 4 K (+25.00 %)
Aug 08 2012CYANCYANOTECH CORPCapelli Robert JVP-SalesBuyM2.082,0004,1603,2001.2 K to 3.2 K (+166.67 %)
Aug 02 2012CYANCYANOTECH CORPCarlton RalphDirectorOption ExerciseA5.405,00027,0006,000
Aug 02 2012CYANCYANOTECH CORPChen Thomas FDirectorOption ExerciseA5.405,00027,0006,000
Jul 23 2012CYANCYANOTECH CORPCapelli Robert JVP - SalesOption ExerciseA5.8410,00058,40055,800
Jul 23 2012CYANCYANOTECH CORPJensen GlennVP - OperationsOption ExerciseA5.8410,00058,40067,000
Jul 23 2012CYANCYANOTECH CORPCysewski Gerald RExec. VP & Chief Sc ...Option ExerciseA5.8412,50073,000139,500
Aug 31 2011CYANCYANOTECH CORPJensen GlennVP-OperationsOption ExerciseA3.822,0007,64012,000
Aug 31 2011CYANCYANOTECH CORPJensen GlennVP-OperationsOption ExerciseA3.8235,000133,70047,000
Aug 31 2011CYANCYANOTECH CORPCapelli Robert JVP-SalesOption ExerciseA3.822,0007,64012,000
Aug 31 2011CYANCYANOTECH CORPCapelli Robert JVP-SalesOption ExerciseA3.8225,00095,50037,000
Aug 31 2011CYANCYANOTECH CORPCysewski Gerald RExec. VP & Chief Sc ...Option ExerciseA3.823,00011,46017,000
Aug 31 2011CYANCYANOTECH CORPCysewski Gerald RExec. VP & Chief Sc ...Option ExerciseA3.82100,000382,000117,000
Aug 31 2011CYANCYANOTECH CORPChen Thomas FDirectorOption ExerciseA3.821,0003,8201,000
Aug 31 2011CYANCYANOTECH CORPBailey Brent DavidPresident and CEOOption ExerciseA3.82497,9161,902,039727,916
Aug 31 2011CYANCYANOTECH CORPCarlton RalphDirectorOption ExerciseA3.821,0003,8201,000
Aug 31 2011CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorGrantA3.824,00015,280350,663346.7 K to 350.7 K (+1.15 %)
Aug 31 2011CYANCYANOTECH CORPWaldron John TDirectorGrantA3.822,0007,64021,55119.6 K to 21.6 K (+10.23 %)
Aug 31 2011CYANCYANOTECH CORPDeal Jole EileenCFO, VP, Treas, Sec ...Option ExerciseA3.8245,000171,90045,000
Aug 31 2011CYANCYANOTECH CORPROSENTHAL DAVIDDirectorGrantA3.822,0007,64010,5638.6 K to 10.6 K (+23.36 %)
Mar 16 2011CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorBuyP3.61200722346,663346.5 K to 346.7 K (+0.06 %)
Mar 16 2011CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorBuyP3.531,4004,942346,463345.1 K to 346.5 K (+0.41 %)
Mar 16 2011CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorBuyP3.522588345,063345 K to 345.1 K (+0.01 %)
Mar 16 2011CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorBuyP3.455,81620,065345,038339.2 K to 345 K (+1.71 %)
Mar 16 2011CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorBuyP3.442,3758,170339,222336.8 K to 339.2 K (+0.71 %)
Mar 16 2011CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorBuyP3.432,7009,261336,847334.1 K to 336.8 K (+0.81 %)
Mar 16 2011CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorBuyP3.422,2007,524334,147331.9 K to 334.1 K (+0.66 %)
Mar 16 2011CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorBuyP3.411,8006,129331,947330.1 K to 331.9 K (+0.55 %)
Mar 11 2011CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorBuyP3.801,3004,940330,147328.8 K to 330.1 K (+0.40 %)
Mar 11 2011CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorBuyP3.79100379328,847328.7 K to 328.8 K (+0.03 %)
Mar 11 2011CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorBuyP3.756002,250328,747328.1 K to 328.7 K (+0.18 %)
Mar 11 2011CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorBuyP3.74100374328,147328 K to 328.1 K (+0.03 %)
Mar 11 2011CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorBuyP3.807002,660328,047327.3 K to 328 K (+0.21 %)
Mar 11 2011CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorBuyP3.7514,60054,750327,347312.7 K to 327.3 K (+4.67 %)
Mar 11 2011CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorBuyP3.748002,992312,747311.9 K to 312.7 K (+0.26 %)
Mar 11 2011CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorBuyP3.732,1007,833311,947309.8 K to 311.9 K (+0.68 %)
Mar 11 2011CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorBuyP3.724001,488309,847309.4 K to 309.8 K (+0.13 %)
Mar 11 2011CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorBuyP3.703501,295309,447309.1 K to 309.4 K (+0.11 %)
Mar 11 2011CYANCYANOTECH CORPDAVIS MICHAEL A /DirectorBuyP3.693001,107309,097308.8 K to 309.1 K (+0.10 %)

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