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SEAWELL A BROOKE
Director at Tenable · Director at NVIDIA. Filing since 11 Dec 2006.
CIK 0001197652
TENB
Tenable Holdings, Inc.
Director · 7 trades
NVDA
NVIDIA Corporation
Director · 53 trades
Company
Date
Role
Action
Shares
Amount
Of holding
TENB
Tenable Holdings, Inc.
15 Dec 2025
Director
Sold at will
115,000
$2.85M
100%
NVDA
NVIDIA Corporation
2 Dec 2025
Director
Sold at will
12,728
$2.34M
100%
TENB
Tenable Holdings, Inc.
9 Sep 2025
Director
Sold at will
15,000
$462.00K
100%
TENB
Tenable Holdings, Inc.
4 Sep 2025
Director
Sold at will
4,622
$139.21K
23.6%
NVDA
NVIDIA Corporation
14 Jul 2025
Director
Sold on a plan
48,792
$8.00M
2.7%
NVDA
NVIDIA Corporation
11 Jul 2025
Director
Sold on a plan
48,112
$8.00M
2.6%
NVDA
NVIDIA Corporation
10 Jul 2025
Director
Sold on a plan
49,131
$8.00M
2.6%
NVDA
NVIDIA Corporation
9 Jul 2025
Director
Sold on a plan
48,971
$8.00M
2.5%
NVDA
NVIDIA Corporation
8 Jul 2025
Director
Sold on a plan
50,300
$8.00M
2.5%
NVDA
NVIDIA Corporation
7 Jul 2025
Director
Sold on a plan
50,514
$8.00M
2.5%
NVDA
NVIDIA Corporation
2 Jul 2025
Director
Sold on a plan
51,411
$8.00M
2.5%
NVDA
NVIDIA Corporation
1 Jul 2025
Director
Sold on a plan
51,740
$8.00M
3.2%
NVDA
NVIDIA Corporation
30 Jun 2025
Director
Sold on a plan
50,912
$8.00M
3.0%
NVDA
NVIDIA Corporation
27 Jun 2025
Director
Sold on a plan
50,980
$8.00M
2.9%
NVDA
NVIDIA Corporation
26 Jun 2025
Director
Sold on a plan
51,455
$8.00M
2.9%
NVDA
NVIDIA Corporation
25 Jun 2025
Director
Sold on a plan
52,774
$8.00M
2.9%
NVDA
NVIDIA Corporation
24 Jun 2025
Director
Sold on a plan
54,467
$8.00M
2.9%
NVDA
NVIDIA Corporation
23 Jun 2025
Director
Sold on a plan
55,681
$8.00M
2.9%
NVDA
NVIDIA Corporation
20 Jun 2025
Director
Sold on a plan
55,282
$8.00M
2.8%
NVDA
NVIDIA Corporation
28 May 2024
Director
Sold at will
1,438
$1.61M
68.9%
TENB
Tenable Holdings, Inc.
9 Feb 2024
Director
Sold at will
4,962
$253.66K
12.7%
NVDA
NVIDIA Corporation
14 Jun 2023
Director
Sold at will
860
$365.23K
37.4%
NVDA
NVIDIA Corporation
19 Nov 2021
Director
Sold, plan not stated
856
$281.55K
49.9%
NVDA
NVIDIA Corporation
1 Sep 2021
Director
Sold, plan not stated
20,000
$4.49M
3.8%
NVDA
NVIDIA Corporation
16 Jun 2021
Director
Sold, plan not stated
356
$251.68K
45.4%
TENB
Tenable Holdings, Inc.
8 Jun 2021
Director
Sold, plan not stated
6,677
$285.71K
18.2%
NVDA
NVIDIA Corporation
1 Dec 2020
Director
Sold, plan not stated
356
$192.43K
50.0%
NVDA
NVIDIA Corporation
15 Sep 2020
Director
Sold, plan not stated
10,000
$5.14M
93.4%
NVDA
NVIDIA Corporation
26 May 2020
Director
Sold, plan not stated
629
$230.38K
100%
TENB
Tenable Holdings, Inc.
21 May 2020
Director
Sold, plan not stated
6,740
$198.49K
18.3%
NVDA
NVIDIA Corporation
18 Feb 2020
Director
Sold, plan not stated
20,000
$5.76M
97.0%
NVDA
NVIDIA Corporation
13 Dec 2019
Director
Sold, plan not stated
963
$217.49K
60.5%
NVDA
NVIDIA Corporation
26 Nov 2019
Director
Sold, plan not stated
629
$138.69K
28.3%
NVDA
NVIDIA Corporation
18 Nov 2019
Director
Sold, plan not stated
20,000
$4.26M
90.0%
TENB
Tenable Holdings, Inc.
30 Jul 2018
Director
Bought
30,000
$690.00K
opened
NVDA
NVIDIA Corporation
5 Jun 2018
Director
Sold, plan not stated
1,029
$272.53K
51.7%
NVDA
NVIDIA Corporation
4 Jun 2018
Director
Sold, plan not stated
20,000
$5.29M
90.9%
NVDA
NVIDIA Corporation
20 Nov 2017
Director
Sold, plan not stated
1,029
$220.31K
50.0%
NVDA
NVIDIA Corporation
1 Sep 2017
Director
Sold, plan not stated
30,000
$5.11M
93.6%
NVDA
NVIDIA Corporation
24 May 2017
Director
Sold, plan not stated
3,107
$434.98K
60.2%
NVDA
NVIDIA Corporation
20 Mar 2017
Director
Sold, plan not stated
32,820
$3.58M
91.4%
NVDA
NVIDIA Corporation
15 Dec 2016
Director
Sold, plan not stated
3,106
$300.97K
50.0%
NVDA
NVIDIA Corporation
14 Nov 2016
Director
Sold, plan not stated
35,000
$3.07M
84.9%
NVDA
NVIDIA Corporation
16 Sep 2016
Director
Sold, plan not stated
30,000
$1.88M
18.8%
NVDA
NVIDIA Corporation
16 Jun 2016
Director
Sold, plan not stated
5,142
$241.73K
3.1%
NVDA
NVIDIA Corporation
1 Dec 2015
Director
Sold, plan not stated
5,141
$167.19K
50.0%
NVDA
NVIDIA Corporation
9 Nov 2015
Director
Sold, plan not stated
40,000
$1.24M
20.0%
NVDA
NVIDIA Corporation
10 Aug 2015
Director
Sold, plan not stated
106,104
$2.47M
34.7%
NVDA
NVIDIA Corporation
13 Feb 2015
Director
Sold, plan not stated
40,000
$889.63K
86.8%
NVDA
NVIDIA Corporation
2 Dec 2014
Director
Sold, plan not stated
6,104
$125.74K
50.0%
NVDA
NVIDIA Corporation
8 Sep 2014
Director
Sold, plan not stated
48,000
$957.37K
79.7%
NVDA
NVIDIA Corporation
19 Jun 2012
Director
Sold, plan not stated
50,000
$665.00K
41.7%
NVDA
NVIDIA Corporation
3 Oct 2011
Director
Bought
100,000
$1.19M
30.3%
NVDA
NVIDIA Corporation
18 Mar 2010
Director
Sold, plan not stated
75,000
$1.34M
100%
NVDA
NVIDIA Corporation
28 Aug 2009
Director
Sold, plan not stated
45,000
$660.15K
33.3%
NVDA
NVIDIA Corporation
14 Dec 2007
Director
Sold, plan not stated
60,000
$2.10M
100%
NVDA
NVIDIA Corporation
20 Aug 2007
Director
Sold, plan not stated
40,000
$1.80M
100%
NVDA
NVIDIA Corporation
11 Jun 2007
Director
Sold, plan not stated
100,000
$3.65M
100%
NVDA
NVIDIA Corporation
29 May 2007
Director
Sold, plan not stated
100,000
$3.40M
100%
NVDA
NVIDIA Corporation
11 Dec 2006
Director
Sold, plan not stated
80,000
$2.89M
100%
60 decisions on file.
