Ken Ludlum's Net Worth

$3.41 Million

Estimate Recalculated Jun 25, 2025 12:28AM EST

Who is Ken Ludlum

Ken Ludlum has an estimated net worth of $3.41 Million. This is based on reported shares across multiple companies, which include NATUS MEDICAL INC, CareDx, Inc., Personalis, Inc., IRIDEX CORP, THERMAGE INC, and DIH HOLDING US, INC..

SEC CIK

Ken Ludlum's CIK is 0001255825

Past Insider Trading and Trends

2004 was Ken Ludlum's most active year for acquiring shares with 9 total transactions. Ken Ludlum's most active month to acquire stocks was the month of May. 2005 was Ken Ludlum's most active year for disposing of shares, totalling 7 transactions. Ken Ludlum's most active month to dispose stocks was the month of April. 2019 saw Ken Ludlum paying a total of $150,008.36 for 32,050 shares, this is the most they've acquired in one year. In 2018 Ken Ludlum cashed out on 50,000 shares for a total of $1,497,520.00, their largest year based on trade value.

Loading...

Attention insiders:Dive deeper into market movements and stay ahead of the curve with Benzinga Pro! From up-to-the-second news to audio squawks and interactive data tools, it's everything you need to supercharge your trading strategy. Experience the Benzinga Pro advantage today and transform the way you trade with our exclusive free trial!

NATUS MEDICAL INC

Investor
Updated Aug 02, 2019
Form 4
-24.27%
-12.63K
$31.94
-$403.47K
Aug 02, 2019
39.41K
Sale
Aug 01
Form 4
12.66%
5.85K
$25.66
$150.01K
Jul 02, 2019
52.04K
Grant
Jul 01
Form 4
-8.43%
-4.25K
$24.41
-$103.74K
Jun 13, 2019
46.19K
Sale
Jun 11
Form 4
-10.63%
-6.00K
$24.84
-$149.04K
Jun 04, 2019
50.44K
Sale
May 31
Form 4
-11.75%
-7.51K
$26.28
-$197.49K
May 13, 2019
56.44K
Sale
May 10
Form 4
-31.93%
-30.00K
$31.02
-$930.50K
Dec 03, 2018
63.96K
Sale
Oct 26 - Nov 29
Form 4
-7.85%
-8.00K
$23.47
-$295.12K
Aug 06, 2018
93.96K
Sale
Aug 02
Form 4
4.60%
4.13K
$36.30
$149.99K
Jun 26, 2018
93.96K
Grant
Jun 22
Form 4
2.25%
2.00K
$21.19
-$73.25K
Mar 06, 2018
90.83K
Sell-Options
Mar 02
Form 4
4.84%
4.10K
$35.60
$145.96K
Jun 23, 2017
88.83K
Grant
Jun 21
Form 4
5.48%
4.40K
$33.46
$147.22K
Jun 03, 2016
84.73K
Grant
Jun 02
Form 4
-7.62%
-6.63K
$33.02
-$218.76K
Feb 18, 2016
80.33K
Sale
Feb 16 - Feb 17
Form 4
3.88%
3.25K
$40.61
$131.98K
Jun 12, 2015
86.95K
Grant
Jun 04
Form 4
-8.22%
-7.50K
$25.60
-$164.55K
May 29, 2015
83.70K
Sale
May 27
Form 4
9.13%
7.00K
$24.50
$98.00K
Jun 09, 2014
83.70K
Grant
Jun 05
Form 4
-3.04%
-2.50K
$22.43
-$11.70K
Jun 03, 2014
79.70K
Sale
May 30
Form 4
14.93%
11.00K
Jun 11, 2013
84.70K
Grant
Jun 07
Form 4
10.30%
8.75K
$10.65
-$53.25K
Jun 12, 2012
93.70K
Grant
Jun 08
Form 4
25.00%
1.00K
$8.25
-$33.00K
Nov 08, 2011
69.95K
Grant
Jun 01 - Nov 04
Form 4
16.68%
10.00K
Jun 03, 2011
73.95K
Grant
Jun 01
Form 4
18.20%
10.00K
Jun 07, 2010
68.95K
Grant
Jun 03
Form 4
26.76%
13.50K
Jun 17, 2009
67.95K
Grant
Jun 16
Form 4
16.86%
8.00K
Jun 11, 2008
59.45K
Grant
Jun 10
Form 4
4.00K
$15.99
$63.96K
Aug 23, 2007
51.45K
Purchase
Aug 21
Form 4
$11.32
$39.62K
Jul 11, 2007
47.45K
Options
Jul 10
Form 4
18.09%
7.50K
Jun 18, 2007
48.95K
Grant
Jun 13
Form 4
-2.81%
-1.30K
$11.32
$45.28K
Mar 02, 2007
44.95K
Options
Jan 19 - Feb 23
Form 4/A
Aug 30, 2006
38.75K
Form 4
92.31%
3.00K
$13.20
$39.59K
Aug 29, 2006
6.25K
Purchase
Aug 25
Form 4
23.33%
8.75K
$10.03
$25.08K
Jun 15, 2006
46.25K
Options
Jun 12 - Jun 15
Form 4
$8.15
$85.58K
Mar 27, 2006
37.50K
Options
Mar 23
Form 4
$4.38
$21.89K
Aug 18, 2005
27.50K
Options
Aug 15
Form 4
36.36%
10.00K
$4.61
$36.88K
Jun 10, 2005
37.50K
Options
May 02 - Jun 09
Form 4
-53.57%
-22.50K
$9.94
-$223.57K
Jun 06, 2005
47.00K
Sale
Jun 03
Form 4
72.00%
18.00K
$4.55
$80.66K
Dec 13, 2004
43.00K
Options
Nov 15
Form 4
22.22%
5.00K
$4.65
$23.25K
Aug 26, 2004
27.50K
Options
Jul 19
Form 4
10.00K
$5.77
$57.70K
Jun 15, 2004
32.50K
Grant
Jun 11
Form 4
$3.95
May 19, 2004
40.00K
Options
May 18
Form 4
Jul 22, 2003
Showing 39 results

CareDx, Inc.

Chief Financial Officer
Updated Jan 26, 2016
Form 4
118.92%
44.00K
Jan 26, 2016
81.00K
Grant
Jan 22
Form 4
1,000.00%
70.00K
Mar 10, 2015
77.00K
Grant
Mar 06
Form 4
7.00K
$10.00
$70.00K
Jul 23, 2014
7.00K
Purchase
Jul 22
Form 3
Jul 16, 2014
Showing 4 results

Personalis, Inc.

Investor
Updated May 19, 2022
Form 4
78.83%
25.80K
May 19, 2022
128.54K
Grant
May 17
Form 4
23.22%
6.96K
May 18, 2021
106.97K
Grant
May 14
Form 4
-40.00%
-20.00K
$20.17
-$403.39K
Aug 18, 2020
100.00K
Sale
ScheduledAug 14
Form 4
14.00K
May 19, 2020
14.00K
Grant
May 15
Form 4
$3.80
$15.83K
Feb 11, 2020
120.00K
Options
Feb 07
Form 4
70.00K
$17.00
$1.19M
Jun 24, 2019
115.83K
Purchase
Jun 24
Form 3
Jun 19, 2019
45.83K
Showing 7 results

IRIDEX CORP

Investor
Updated Jun 15, 2023
Form 4
62.88%
39.27K
$1.91
$75.00K
Jun 15, 2023
101.71K
Grant
Jun 14
Form 4
78.55%
27.47K
Jun 16, 2022
62.44K
Grant
Jun 15
Form 4
18.34%
5.42K
Jun 21, 2021
34.97K
Grant
Jun 16
Form 4
163.76%
18.35K
Jun 26, 2020
29.55K
Grant
Jun 24
Form 4
11.20K
Jul 25, 2019
11.20K
Grant
Jul 23
Form 4
15.00K
Apr 04, 2019
15.00K
Grant
Apr 02
Form 3
Apr 04, 2019
Showing 7 results

THERMAGE INC

Investor
Updated Jul 12, 2007
Form 4
-18.75%
-3.75K
$4.00
-$15.00K
Jul 12, 2007
20.83K
Disposition
Jul 11
Form 3
Nov 09, 2006
24.58K
Showing 2 results

DIH HOLDING US, INC.

Investor
Updated Feb 20, 2024
Form 3
Feb 20, 2024
Showing 1 results