Lawrence C Best's Net Worth

$234 Million

Estimate Recalculated Jun 13, 2025 08:26PM EST

Who is Lawrence C Best

Lawrence C Best has an estimated net worth of $234 Million. This is based on reported shares across multiple companies, which include BIOGEN IDEC INC, MYRIAD GENETICS INC, HAEMONETICS CORP, and BOSTON SCIENTIFIC CORP.

SEC CIK

Lawrence C Best's CIK is 0001191248

Past Insider Trading and Trends

2006 was Lawrence C Best's most active year for acquiring shares with 38 total transactions. Lawrence C Best's most active month to acquire stocks was the month of Invalid Date. 2003 was Lawrence C Best's most active year for disposing of shares, totalling 873 transactions. Lawrence C Best's most active month to dispose stocks was the month of August. 2003 saw Lawrence C Best paying a total of $5,613,026.50 for 1,106,128 shares, this is the most they've acquired in one year. In 2004 Lawrence C Best cashed out on 4,200,000 shares for a total of $90,715,692.00, their largest year based on trade value.

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BIOGEN IDEC INC.

Investor
Updated Jun 23, 2008
Form 4
218.31%
7.75K
Jun 23, 2008
11.30K
Grant
Jun 19
Form 4
660.00%
8.25K
Jun 01, 2007
9.50K
Grant
May 31
Form 4
May 30, 2007
1.25K
Options
May 25
Form 4
4.38K
May 30, 2006
4.38K
Grant
May 25
Form 4
12.50K
Jan 10, 2006
12.50K
Grant
Jan 09
Form 4
12.50K
Jan 05, 2005
12.50K
Grant
Jan 03
Form 4
12.50K
Jan 06, 2004
12.50K
Grant
Jan 02
Form 4
23.00K
Nov 14, 2003
23.00K
Grant
Nov 12
Form 3
Nov 14, 2003
Showing 9 results

MYRIAD GENETICS INC

Investor
Updated Dec 06, 2019
Form 4
23.80%
11.69K
Dec 06, 2019
60.79K
Grant
Dec 05
Form 4
23.55%
9.36K
Nov 30, 2018
49.10K
Grant
Nov 29
Form 4
22.20%
7.22K
Nov 30, 2017
39.74K
Grant
Nov 30
Form 4
85.85%
15.02K
Dec 01, 2016
32.52K
Grant
Dec 01
Form 4
75.00%
7.50K
Dec 07, 2015
17.50K
Grant
Dec 03
Form 4
10.00K
Dec 04, 2014
10.00K
Grant
Dec 04
Form 4
30.00K
Dec 06, 2013
30.00K
Grant
Dec 05
Form 4
30.00K
Dec 05, 2012
30.00K
Grant
Dec 05
Form 4
30.00K
Dec 02, 2011
30.00K
Grant
Dec 02
Form 4
-100.00%
-100.00K
$24.58
-$2.46M
Jun 07, 2011
Disposition
Jun 07
Form 4
30.00K
Dec 03, 2010
30.00K
Grant
Dec 03
Form 4
-47.37%
-90.00K
$21.54
-$1.94M
Dec 01, 2010
100.00K
Sale
Nov 30 - Dec 01
Form 4
30.00K
Sep 17, 2009
30.00K
Grant
Sep 16
Form 3
Sep 16, 2009
190.00K
Showing 14 results

HAEMONETICS CORP

Investor
Updated Jun 13, 2014
Form 4
-47.87%
-9.18K
$31.67
-$393.65K
Jun 13, 2014
10.00K
Sale
Jun 12
Form 4
98.44%
8.22K
Jul 26, 2013
72.74K
Grant
Jul 24
Form 4
-58.96%
-12.00K
$32.35
-$143.27K
May 07, 2013
64.52K
Sale
May 03
Form 4
163.08%
5.13K
$0.01
$10.31
Jul 31, 2012
58.26K
Grant
Jul 27
Form 4
204.59%
4.50K
$34.41
$244.90K
Jul 22, 2011
53.13K
Grant
Jul 21
Form 4
-93.56%
-32.00K
$52.70
-$3.10M
Feb 08, 2011
28.63K
Sale
Feb 04 - Feb 07
Form 4
543.95%
5.48K
$0.01
$11.93
Aug 02, 2010
60.63K
Grant
Jul 29
Form 4
60.63K
$35.16
-$219.15K
Aug 02, 2010
60.63K
Purchase
Form 4
-98.02%
-50.00K
$53.42
-$2.67M
Feb 19, 2010
55.14K
Sale
Feb 18
Form 4
-49.50%
-50.00K
$53.57
-$2.68M
Feb 18, 2010
105.14K
Sale
Feb 16 - Feb 17
Form 4
6.21%
6.25K
$0.01
$3.67
Aug 03, 2009
155.14K
Grant
Jul 30
Form 4
6.00%
6.02K
$0.01
$3.54
Aug 04, 2008
148.90K
Grant
Jul 31
Form 4
4.88%
4.88K
$0.01
$2.87
Aug 03, 2007
142.88K
Grant
Aug 01
Form 4
100.00K
$46.56
$4.66M
Jun 19, 2006
138.00K
Purchase
Jun 16
Form 4
6.00K
May 09, 2006
38.00K
Grant
May 05
Form 4
6.00K
Sep 06, 2005
32.00K
Grant
Sep 02
Form 4
6.00K
May 07, 2004
26.00K
Grant
May 05
Form 4
20.00K
$20.47
$409.30K
Aug 26, 2003
20.00K
Grant
Aug 22
Form 3
Aug 26, 2003
Showing 19 results

BOSTON SCIENTIFIC CORP

EVP
Updated Jul 17, 2007
Form 4/A
Jul 17, 2007
242.19K
Tax
Jul 01
Form 4/A
Jul 17, 2007
309.39K
Tax
Jul 06
Form 4
-9.19%
-28.06K
$15.51
-$435.15K
Jul 10, 2007
285.84K
Options
Jul 06
Form 4
-1.35%
-4.17K
$15.48
-$64.63K
Jul 05, 2007
313.89K
Options
Jul 01
Form 4
23.58%
84.40K
$14.29
$235.79K
May 04, 2007
442.39K
Sell-Options
ScheduledMay 02 - May 03
Form 4
-47.51%
-210.20K
$16.27
-$3.42M
May 04, 2007
240.87K
Sale
ScheduledMay 03
Form 4
-28.74%
-144.40K
$16.21
-$2.34M
May 04, 2007
357.99K
Sale
ScheduledMay 02
Form 4
-39.63%
-329.80K
$14.29
$3.24M
May 04, 2007
502.39K
Sale
ScheduledMay 02 - May 03
Form 4
107.00K
May 19, 2006
107.00K
Grant
May 17
Form 4
641.70%
200.00K
$22.43
$4.49M
Feb 15, 2006
238.84K
Purchase
Feb 15
Form 4
175.00K
Jul 06, 2005
175.00K
Grant
Jul 01
Form 4
60.00K
Jan 05, 2005
60.00K
Grant
Jan 03
Form 4
-76.66%
-100.00K
$25.57
-$3.89M
May 28, 2004
36.43K
Sale
ScheduledMay 26
Form 4
-71.36%
-325.00K
$45.10
-$14.66M
Apr 09, 2004
136.43K
Sale
ScheduledApr 07
Form 4
-41.64%
-325.00K
$45.50
-$14.79M
Apr 08, 2004
461.43K
Sale
ScheduledApr 06
Form 4
-29.40%
-325.00K
$45.03
-$14.64M
Apr 07, 2004
786.43K
Sale
ScheduledApr 05
Form 4
-16.91%
-225.00K
$25.57
-$8.75M
Mar 08, 2004
1.11M
Sale
ScheduledMar 05
Form 4
-90.47%
-289.00K
$23.49
-$9.57M
Feb 03, 2004
36.17K
Sale
ScheduledJan 30
Form 4
-32.95%
-157.00K
$23.47
-$5.19M
Feb 02, 2004
325.17K
Sale
ScheduledJan 29
Form 4
-0.83%
-4.00K
$23.47
-$132.25K
Jan 30, 2004
482.17K
Sale
ScheduledJan 28
Form 4
-40.35%
-325.00K
$23.47
-$10.75M
Jan 29, 2004
486.17K
Sale
ScheduledJan 27
Form 4
-3.01%
-25.00K
$23.47
-$826.56K
Jan 28, 2004
811.17K
Sale
ScheduledJan 26
Form 4
60.00K
Dec 15, 2003
60.00K
Grant
Dec 11
Form 4
-45.24%
-10.30K
$66.06
-$680.38K
Oct 07, 2003
15.22K
Sale
ScheduledOct 03
Form 4
-57.50%
-30.80K
$66.19
-$2.04M
Oct 07, 2003
25.52K
Sale
ScheduledOct 03
Form 4
-38.76%
-33.90K
$66.35
-$2.25M
Oct 07, 2003
56.32K
Sale
ScheduledOct 03
Form 4
-11.53%
-11.40K
$65.39
-$745.45K
Oct 06, 2003
90.22K
Sale
ScheduledOct 02
Form 4
-19.27%
-23.60K
$65.65
-$1.55M
Oct 06, 2003
101.62K
Sale
Scheduled
Form 4
-24.62%
-40.00K
$65.64
-$2.63M
Oct 06, 2003
125.22K
Sale
ScheduledOct 02
Form 4
-4.24%
-7.20K
$64.19
-$462.17K
Oct 03, 2003
165.22K
Sale
ScheduledOct 01
Form 4
-8.57%
-15.90K
$64.84
-$1.03M
Oct 03, 2003
172.42K
Sale
ScheduledOct 01
Form 4
-8.98%
-18.30K
$65.02
-$1.19M
Oct 03, 2003
188.32K
Sale
ScheduledOct 01
Form 4
-6.21%
-13.50K
$64.84
-$875.28K
Oct 03, 2003
206.62K
Sale
Scheduled
Form 4
-8.46%
-20.10K
$65.33
-$1.31M
Oct 03, 2003
220.12K
Sale
ScheduledOct 01
Form 4
-10.68%
-28.80K
$64.03
-$1.84M
Oct 02, 2003
243.72K
Sale
ScheduledSep 30
Form 4
-1.45%
-3.50K
$64.17
-$224.59K
Oct 02, 2003
240.22K
Sale
ScheduledSep 30
Form 4
-10.25%
-30.80K
$64.10
-$1.97M
Oct 02, 2003
272.52K
Sale
ScheduledSep 30
Form 4
-3.81%
-11.90K
$63.85
-$759.84K
Oct 02, 2003
303.32K
Sale
Scheduled
Form 4
-1.40%
-7.30K
$63.56
-$464.00K
Oct 01, 2003
515.22K
Sale
ScheduledSep 29
Form 4
-5.83%
-32.20K
$63.35
-$2.04M
Oct 01, 2003
522.52K
Sale
ScheduledSep 29
Form 4
-6.04%
-35.50K
$63.51
-$2.25M
Oct 01, 2003
554.72K
Sale
ScheduledSep 29
Form 4
-4.34%
-22.10K
$63.97
-$1.41M
Sep 30, 2003
490.22K
Sale
ScheduledSep 26
Form 4
-13.26%
-77.90K
$63.88
-$4.98M
Sep 30, 2003
512.32K
Sale
ScheduledSep 26
Form 4
-3.32%
-20.20K
$64.91
-$1.31M
Sep 29, 2003
590.22K
Sale
ScheduledSep 25
Form 4
-7.91%
-52.20K
$64.91
-$3.39M
Sep 29, 2003
610.42K
Sale
ScheduledSep 25
Form 4
-4.01%
-27.60K
$64.59
-$1.78M
Sep 29, 2003
662.62K
Sale
ScheduledSep 25
Form 4
-0.86%
-5.10K
$65.90
-$336.09K
Sep 26, 2003
590.22K
Sale
ScheduledSep 24
Form 4
-5.50%
-34.50K
$65.33
-$2.25M
Sep 26, 2003
595.32K
Sale
ScheduledSep 24
Form 4
-8.79%
-60.40K
$64.93
-$3.92M
Sep 26, 2003
629.82K
Sale
ScheduledSep 24
Form 4
-0.64%
-4.40K
$66.76
-$293.74K
Sep 24, 2003
690.22K
Sale
ScheduledSep 23
Form 4
-5.10%
-37.20K
$66.19
-$2.46M
Sep 24, 2003
694.62K
Sale
ScheduledSep 23
Form 4
-7.78%
-61.53K
$65.70
-$4.04M
Sep 24, 2003
731.82K
Sale
ScheduledSep 23
Form 4
-2.27%
-18.40K
$67.23
-$1.24M
Sep 24, 2003
793.35K
Sale
ScheduledSep 22
Form 4
-5.71%
-49.00K
$67.08
-$3.29M
Sep 24, 2003
811.75K
Sale
ScheduledSep 22
Form 4
-3.66%
-32.60K
$67.28
-$2.19M
Sep 24, 2003
860.75K
Sale
ScheduledSep 22
Form 4
-1.67%
-15.10K
$68.52
-$1.03M
Sep 23, 2003
893.35K
Sale
ScheduledSep 19
Form 4
-6.20%
-59.90K
$68.28
-$4.09M
Sep 23, 2003
908.45K
Sale
ScheduledSep 19
Form 4
-1.88%
-18.50K
$68.35
-$1.26M
Sep 22, 2003
968.35K
Sale
ScheduledSep 18
Form 4
-1.97%
-19.80K
$68.12
-$1.35M
Sep 22, 2003
986.85K
Sale
ScheduledSep 18
Form 4
-1.15%
-11.70K
$67.30
-$787.45K
Sep 22, 2003
1.01M
Sale
ScheduledSep 18
Form 4
$5.19
Sep 11, 2003
1.02M
Options
ScheduledSep 11
Form 4
2.75K
$64.10
$176.47K
Sep 11, 2003
2.75K
Acq/Dis
Aug 05
Showing 62 results