Quentin S. Blackford Insider Trading Transactions

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General | Insider Transactions | Monthly Overview

Get the latest insider transactions of Quentin S. Blackford. Quentin S. Blackford is Director in Axogen, Inc. ($LECT) and Chief Operating Officer in DEXCOM INC ($DXCM) and Chief Operating Officer & CFO in DEXCOM INC ($DXCM) and EVP Chief Financial Officer in DEXCOM INC ($DXCM) and EVP, CFO, PFO & PAO in DEXCOM INC ($DXCM) and CFO in NUVASIVE INC ($NUVA) and CFO and CAO in NUVASIVE INC ($NUVA) and Director in Alphatec Holdings, Inc. ($ATEC).

Latest Insider Trading Transactions of Quentin S. Blackford

1 Week2 Weeks1 Month3 Months6 Months1 Year2 Years
No. of Purchases0000000
Value of Purchases ($)0000000
No. of Sales0000000
Value of Sales ($)0000000

Sentiment: All, ATEC, LECT, DXCM, NUVA

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DateTickerCompanyOwnerRelationship Transaction Code Cost ($) Shares Transaction Value ($) Total Shares % Holdings
Jun 01 2021DXCMDEXCOM INCBlackford Quentin S.Chief Operating Off ...SellS375.007,2232,708,62537,94245.2 K to 37.9 K (-15.99 %)
Jun 01 2021DXCMDEXCOM INCBlackford Quentin S.Chief Operating Off ...SellS375.007,2232,708,62537,94245.2 K to 37.9 K (-15.99 %)
Mar 12 2021DXCMDEXCOM INCBlackford Quentin S.Chief Operating Off ...SellS362.226,5092,357,68845,16551.7 K to 45.2 K (-12.60 %)
Mar 10 2021DXCMDEXCOM INCBlackford Quentin S.Chief Operating Off ...GrantA0.007,491751,67444.2 K to 51.7 K (+16.95 %)
Sep 11 2020DXCMDEXCOM INCBlackford Quentin S.Chief Operating Off ...SellS405.3317169,31144,12444.3 K to 44.1 K (-0.39 %)
Sep 11 2020DXCMDEXCOM INCBlackford Quentin S.Chief Operating Off ...SellS403.88272109,85444,29544.6 K to 44.3 K (-0.61 %)
Sep 11 2020DXCMDEXCOM INCBlackford Quentin S.Chief Operating Off ...SellS402.722,159869,47144,56746.7 K to 44.6 K (-4.62 %)
Sep 11 2020DXCMDEXCOM INCBlackford Quentin S.Chief Operating Off ...SellS401.793,1571,268,45546,72649.9 K to 46.7 K (-6.33 %)
Sep 11 2020DXCMDEXCOM INCBlackford Quentin S.Chief Operating Off ...SellS399.913,0171,206,53649,88352.9 K to 49.9 K (-5.70 %)
Sep 11 2020DXCMDEXCOM INCBlackford Quentin S.Chief Operating Off ...SellS398.981,594635,97852,90054.5 K to 52.9 K (-2.93 %)
Sep 11 2020DXCMDEXCOM INCBlackford Quentin S.Chief Operating Off ...SellS397.761,300517,09054,49455.8 K to 54.5 K (-2.33 %)
Sep 11 2020DXCMDEXCOM INCBlackford Quentin S.Chief Operating Off ...SellS397.03523207,64755,79456.3 K to 55.8 K (-0.93 %)
Sep 11 2020DXCMDEXCOM INCBlackford Quentin S.Chief Operating Off ...SellS398.301,579628,91956,31757.9 K to 56.3 K (-2.73 %)
Sep 11 2020DXCMDEXCOM INCBlackford Quentin S.Chief Operating Off ...SellS398.303,2971,313,20257,89661.2 K to 57.9 K (-5.39 %)
Sep 11 2020DXCMDEXCOM INCBlackford Quentin S.Chief Operating Off ...SellS398.308,0103,190,39961,19369.2 K to 61.2 K (-11.57 %)
Sep 08 2020LECTAxogen, Inc.Blackford Quentin S.DirectorGrantA11.752,59130,44418,12615.5 K to 18.1 K (+16.68 %)
Jun 19 2020ATECAlphatec Holdings, ...Blackford Quentin S.DirectorGrantA0.0028,0130530,180502.2 K to 530.2 K (+5.58 %)
Jun 03 2020LECTAxogen, Inc.Blackford Quentin S.DirectorOption ExerciseA0.004,11504,115
Jun 03 2020LECTAxogen, Inc.Blackford Quentin S.DirectorOption ExerciseA9.7216,807163,36416,807
Jun 03 2020LECTAxogen, Inc.Blackford Quentin S.DirectorOption ExerciseA0.004,11504,115
Jun 03 2020LECTAxogen, Inc.Blackford Quentin S.DirectorOption ExerciseA9.7216,807163,36416,807
Mar 13 2020DXCMDEXCOM INCBlackford Quentin S.Chief Operating Off ...SellS244.7810024,47869,20369.3 K to 69.2 K (-0.14 %)
Mar 13 2020DXCMDEXCOM INCBlackford Quentin S.Chief Operating Off ...SellS244.0140097,60469,30369.7 K to 69.3 K (-0.57 %)
Mar 13 2020DXCMDEXCOM INCBlackford Quentin S.Chief Operating Off ...SellS241.06500120,53269,70370.2 K to 69.7 K (-0.71 %)
Mar 13 2020DXCMDEXCOM INCBlackford Quentin S.Chief Operating Off ...SellS239.631,100263,59670,20371.3 K to 70.2 K (-1.54 %)
Mar 13 2020DXCMDEXCOM INCBlackford Quentin S.Chief Operating Off ...SellS238.29600142,97271,30371.9 K to 71.3 K (-0.83 %)
Mar 13 2020DXCMDEXCOM INCBlackford Quentin S.Chief Operating Off ...SellS237.10641151,98071,90372.5 K to 71.9 K (-0.88 %)
Mar 13 2020DXCMDEXCOM INCBlackford Quentin S.Chief Operating Off ...SellS235.90472111,34472,54473 K to 72.5 K (-0.65 %)
Mar 13 2020DXCMDEXCOM INCBlackford Quentin S.Chief Operating Off ...SellS234.2330070,27073,01673.3 K to 73 K (-0.41 %)
Mar 13 2020DXCMDEXCOM INCBlackford Quentin S.Chief Operating Off ...SellS232.0020046,40073,31673.5 K to 73.3 K (-0.27 %)
Mar 13 2020DXCMDEXCOM INCBlackford Quentin S.Chief Operating Off ...SellS228.8620045,77273,51673.7 K to 73.5 K (-0.27 %)
Mar 13 2020DXCMDEXCOM INCBlackford Quentin S.Chief Operating Off ...SellS227.5640091,02573,71674.1 K to 73.7 K (-0.54 %)
Mar 13 2020DXCMDEXCOM INCBlackford Quentin S.Chief Operating Off ...SellS223.62457102,19674,11674.6 K to 74.1 K (-0.61 %)
Mar 13 2020DXCMDEXCOM INCBlackford Quentin S.Chief Operating Off ...SellS220.5020044,10074,57374.8 K to 74.6 K (-0.27 %)
Mar 13 2020DXCMDEXCOM INCBlackford Quentin S.Chief Operating Off ...SellS219.3720043,87374,77375 K to 74.8 K (-0.27 %)
Mar 13 2020DXCMDEXCOM INCBlackford Quentin S.Chief Operating Off ...SellS218.84583127,58274,97375.6 K to 75 K (-0.77 %)
Mar 13 2020DXCMDEXCOM INCBlackford Quentin S.Chief Operating Off ...SellS265.435,9631,582,73575,55681.5 K to 75.6 K (-7.31 %)
Mar 13 2020DXCMDEXCOM INCBlackford Quentin S.Chief Operating Off ...SellS251.0312932,38381,51981.6 K to 81.5 K (-0.16 %)
Mar 13 2020DXCMDEXCOM INCBlackford Quentin S.Chief Operating Off ...SellS246.6111628,60781,64881.8 K to 81.6 K (-0.14 %)
Mar 10 2020DXCMDEXCOM INCBlackford Quentin S.Chief Operating Off ...SellS261.00891232,55181,76482.7 K to 81.8 K (-1.08 %)
Mar 10 2020DXCMDEXCOM INCBlackford Quentin S.Chief Operating Off ...GrantA0.0012,7271382,65569.9 K to 82.7 K (+18.20 %)
Sep 12 2019DXCMDEXCOM INCBlackford Quentin S.EVP Chief Financial ...SellS144.5760086,74269,75470.4 K to 69.8 K (-0.85 %)
Sep 12 2019DXCMDEXCOM INCBlackford Quentin S.EVP Chief Financial ...SellS143.5740658,28870,35470.8 K to 70.4 K (-0.57 %)
Sep 12 2019DXCMDEXCOM INCBlackford Quentin S.EVP Chief Financial ...SellS142.161,289183,24770,76072 K to 70.8 K (-1.79 %)
Sep 12 2019DXCMDEXCOM INCBlackford Quentin S.EVP Chief Financial ...SellS141.623,725527,51772,04975.8 K to 72 K (-4.92 %)
Sep 12 2019DXCMDEXCOM INCBlackford Quentin S.EVP Chief Financial ...SellS140.472,500351,18175,77478.3 K to 75.8 K (-3.19 %)
Sep 12 2019DXCMDEXCOM INCBlackford Quentin S.EVP Chief Financial ...SellS139.291,800250,71678,27480.1 K to 78.3 K (-2.25 %)
Sep 11 2019DXCMDEXCOM INCBlackford Quentin S.EVP Chief Financial ...SellS150.1111,0491,658,57880,07491.1 K to 80.1 K (-12.13 %)
Sep 11 2019DXCMDEXCOM INCBlackford Quentin S.EVP Chief Financial ...SellS150.1111,0491,658,57880,07491.1 K to 80.1 K (-12.13 %)
Sep 11 2019DXCMDEXCOM INCBlackford Quentin S.EVP Chief Financial ...SellS145.4563792,65491,12391.8 K to 91.1 K (-0.69 %)
Sep 11 2019DXCMDEXCOM INCBlackford Quentin S.EVP Chief Financial ...SellS145.4563792,65491,12391.8 K to 91.1 K (-0.69 %)
Sep 05 2019LECTAxogen, Inc.Blackford Quentin S.DirectorOption ExerciseA0.002,59102,591
Sep 05 2019LECTAxogen, Inc.Blackford Quentin S.DirectorOption ExerciseA15.4410,710165,36210,710
Aug 13 2019LECTAxogen, Inc.Blackford Quentin S.DirectorBuyP14.1014,170199,79739,46825.3 K to 39.5 K (+56.01 %)
Aug 13 2019LECTAxogen, Inc.Blackford Quentin S.DirectorBuyP13.072002,61425,29825.1 K to 25.3 K (+0.80 %)
Aug 13 2019LECTAxogen, Inc.Blackford Quentin S.DirectorBuyP13.101,16515,26225,09823.9 K to 25.1 K (+4.87 %)
Jun 25 2019ATECAlphatec Holdings, ...Blackford Quentin S.DirectorGrantA0.0018,0860502,167484.1 K to 502.2 K (+3.74 %)
May 30 2019DXCMDEXCOM INCBlackford Quentin S.EVP Chief Financial ...SellS119.303,376402,76291,74095.1 K to 91.7 K (-3.55 %)
May 30 2019DXCMDEXCOM INCBlackford Quentin S.EVP Chief Financial ...SellS118.735,498652,76595,116100.6 K to 95.1 K (-5.46 %)
May 17 2019LECTAxogen, Inc.Blackford Quentin S.DirectorOption ExerciseA22.9923,933550,22023,933
Mar 13 2019DXCMDEXCOM INCBlackford Quentin S.EVP Chief Financial ...SellS142.795,358765,081100,614106 K to 100.6 K (-5.06 %)
Mar 11 2019DXCMDEXCOM INCBlackford Quentin S.EVP Chief Financial ...GrantA0.0018,43218105,97287.5 K to 106 K (+21.06 %)
Sep 13 2018DXCMDEXCOM INCBlackford Quentin S.EVP, CFO, PFO & PAOSellS148.223,680545,45487,13190.8 K to 87.1 K (-4.05 %)
Sep 13 2018DXCMDEXCOM INCBlackford Quentin S.EVP, CFO, PFO & PAOSellS147.411,460215,21390,81192.3 K to 90.8 K (-1.58 %)
Sep 13 2018DXCMDEXCOM INCBlackford Quentin S.EVP, CFO, PFO & PAOSellS146.151,200175,37892,27193.5 K to 92.3 K (-1.28 %)
Sep 13 2018DXCMDEXCOM INCBlackford Quentin S.EVP, CFO, PFO & PAOSellS145.232,100304,98393,47195.6 K to 93.5 K (-2.20 %)
Sep 12 2018DXCMDEXCOM INCBlackford Quentin S.EVP, CFO, PFO & PAOSellS143.767,1491,027,70695,571102.7 K to 95.6 K (-6.96 %)
Aug 01 2018ATECAlphatec Holdings, ...Blackford Quentin S.DirectorGrantA0.0021,1110484,081463 K to 484.1 K (+4.56 %)
Aug 01 2018ATECAlphatec Holdings, ...Blackford Quentin S.DirectorGrantA0.0020,4920462,970442.5 K to 463 K (+4.63 %)
Mar 12 2018DXCMDEXCOM INCBlackford Quentin S.EVP, CFO, PFO & PAOGrantA0.0038,50239102,25863.8 K to 102.3 K (+60.39 %)
Dec 29 2017ATECAlphatec Holdings, ...Blackford Quentin S.DirectorGrantA2.26442,4781,000,000442,4780 to 442.5 K
Sep 08 2017DXCMDEXCOM INCBlackford Quentin S.EVP, CFO, PFO & PAOGrantA0.0062,3586263,7561.4 K to 63.8 K (+4,460.52 %)
Feb 10 2017NUVANUVASIVE INCBlackford Quentin S.CFOOption ExerciseA0.0013,203013,203
Feb 03 2017NUVANUVASIVE INCBlackford Quentin S.CFOOption ExerciseM0.003,19206,384
Feb 03 2017NUVANUVASIVE INCBlackford Quentin S.CFOOption ExerciseM0.005,33900
Feb 03 2017NUVANUVASIVE INCBlackford Quentin S.CFOPayment of ExerciseF70.763,266231,10221,00424.3 K to 21 K (-13.46 %)
Feb 03 2017NUVANUVASIVE INCBlackford Quentin S.CFOBuyM0.003,192024,27021.1 K to 24.3 K (+15.14 %)
Feb 03 2017NUVANUVASIVE INCBlackford Quentin S.CFOBuyM0.005,339021,07815.7 K to 21.1 K (+33.92 %)
Jan 04 2017NUVANUVASIVE INCBlackford Quentin S.CFOOption ExerciseM0.005,92405,924
Jan 04 2017NUVANUVASIVE INCBlackford Quentin S.CFOPayment of ExerciseF67.363,593242,02415,73919.3 K to 15.7 K (-18.59 %)
Jan 04 2017NUVANUVASIVE INCBlackford Quentin S.CFOBuyM0.005,924019,33213.4 K to 19.3 K (+44.18 %)
Jan 04 2017NUVANUVASIVE INCBlackford Quentin S.CFOGiftG0.00558013,40814 K to 13.4 K (-4.00 %)
Jan 04 2017NUVANUVASIVE INCBlackford Quentin S.CFOGiftG0.00319013,96614.3 K to 14 K (-2.23 %)
Jul 05 2016NUVANUVASIVE INCBlackford Quentin S.CFO and CAOOption ExerciseM0.003,12500
Jul 05 2016NUVANUVASIVE INCBlackford Quentin S.CFO and CAOPayment of ExerciseF59.971,63097,75114,28515.9 K to 14.3 K (-10.24 %)
Jul 05 2016NUVANUVASIVE INCBlackford Quentin S.CFO and CAOBuyM0.003,125015,91512.8 K to 15.9 K (+24.43 %)
Feb 03 2016NUVANUVASIVE INCBlackford Quentin S.CFO and CAOOption ExerciseM0.003,19309,576
Feb 03 2016NUVANUVASIVE INCBlackford Quentin S.CFO and CAOOption ExerciseM0.005,33905,339
Feb 03 2016NUVANUVASIVE INCBlackford Quentin S.CFO and CAOOption ExerciseM0.001,25000
Feb 03 2016NUVANUVASIVE INCBlackford Quentin S.CFO and CAOPayment of ExerciseF46.603,674171,20812,28516 K to 12.3 K (-23.02 %)
Feb 03 2016NUVANUVASIVE INCBlackford Quentin S.CFO and CAOBuyM0.003,193015,95912.8 K to 16 K (+25.01 %)
Feb 03 2016NUVANUVASIVE INCBlackford Quentin S.CFO and CAOBuyM0.005,339012,7667.4 K to 12.8 K (+71.89 %)
Feb 03 2016NUVANUVASIVE INCBlackford Quentin S.CFO and CAOBuyM0.001,25007,4276.2 K to 7.4 K (+20.24 %)
Jan 28 2016NUVANUVASIVE INCBlackford Quentin S.CFO and CAOOption ExerciseA0.0012,769012,769
Jan 05 2016NUVANUVASIVE INCBlackford Quentin S.CFO and CAOPayment of ExerciseF54.112,346126,9426,1778.5 K to 6.2 K (-27.53 %)
Jan 05 2016NUVANUVASIVE INCBlackford Quentin S.CFO and CAOGrantA0.005,92408,5232.6 K to 8.5 K (+227.93 %)
Dec 07 2015NUVANUVASIVE INCBlackford Quentin S.CFO and CAOSellS51.1015,000766,5002,59917.6 K to 2.6 K (-85.23 %)
Oct 05 2015NUVANUVASIVE INCBlackford Quentin S.CFO and CAOPayment of ExerciseF48.882,965144,92917,59920.6 K to 17.6 K (-14.42 %)
Oct 05 2015NUVANUVASIVE INCBlackford Quentin S.CFO and CAOGrantA0.005,000020,56415.6 K to 20.6 K (+32.13 %)
Jul 06 2015NUVANUVASIVE INCBlackford Quentin S.CFO and CAOPayment of ExerciseF47.521,26360,01815,56416.8 K to 15.6 K (-7.51 %)
Jul 06 2015NUVANUVASIVE INCBlackford Quentin S.CFO and CAOGrantA0.003,125016,82713.7 K to 16.8 K (+22.81 %)
Apr 08 2015NUVANUVASIVE INCBlackford Quentin S.CFO and CAOSellS36.305,000181,51312,90217.9 K to 12.9 K (-27.93 %)
Jan 05 2015NUVANUVASIVE INCBlackford Quentin S.CFO and CAOPayment of ExerciseF47.162,216104,5076,3138.5 K to 6.3 K (-25.98 %)
Jan 05 2015NUVANUVASIVE INCBlackford Quentin S.CFO and CAOGrantA0.005,92508,5292.6 K to 8.5 K (+227.53 %)
Jan 05 2015NUVANUVASIVE INCBlackford Quentin S.CFO and CAOPayment of ExerciseF47.161,32162,2982,6043.9 K to 2.6 K (-33.66 %)
Jan 05 2015NUVANUVASIVE INCBlackford Quentin S.CFO and CAOGrantA0.003,12503,925800 to 3.9 K (+390.63 %)
Nov 20 2014NUVANUVASIVE INCBlackford Quentin S.CFO and CAOOption ExerciseM29.954,438132,9180
Nov 20 2014NUVANUVASIVE INCBlackford Quentin S.CFO and CAOOption ExerciseM29.957,020210,2490
Nov 20 2014NUVANUVASIVE INCBlackford Quentin S.CFO and CAOSellS43.7867829,6838001.5 K to 800 (-45.87 %)
Nov 20 2014NUVANUVASIVE INCBlackford Quentin S.CFO and CAOPayment of ExerciseF43.973,760165,3271,4785.2 K to 1.5 K (-71.78 %)
Nov 20 2014NUVANUVASIVE INCBlackford Quentin S.CFO and CAOBuyM29.954,438132,9185,238800 to 5.2 K (+554.75 %)
Nov 20 2014NUVANUVASIVE INCBlackford Quentin S.CFO and CAOSellS43.387,020304,4958007.8 K to 800 (-89.77 %)
Nov 20 2014NUVANUVASIVE INCBlackford Quentin S.CFO and CAOBuyM29.957,020210,2497,820800 to 7.8 K (+877.50 %)

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