Insiders · Profile

WALT DAVID R

Director at Quanterix · Director at EXICURE · Director at ILLUMINA · and 1 more. Filing since 28 Sep 2006. CIK 0001205236

Company
Date
Role
Action
Shares
Amount
Of holding
13 Jun 2025
Director
Bought
123,990
$760.80K
7.1%
12 Jun 2025
Director
Bought
36,010
$224.17K
2.1%
9 Jun 2025
Director
Bought
78,131
$417.22K
4.8%
6 Jun 2025
Director
Bought
131,869
$716.58K
8.8%
20 Aug 2024
Director
Bought
47,000
$624.63K
3.3%
10 Aug 2022
Director
Bought
150,000
$1.29M
11.7%
13 Mar 2020
Director
Bought
54,064
$900.91K
4.4%
13 Mar 2020
Director
Bought
291,066
$352.86K
16.5%
2 Aug 2019
Director
Bought
1,000,000
$2.00M
130%
11 Dec 2017
Director
Bought
200,000
$3.00M
19.7%
26 Sep 2017
Director
Bought
268,333
$805.00K
53.7%
7 Apr 2016
Director
Sold, plan not stated
4,000
$675.60K
0.6%
15 Mar 2016
Director
Sold, plan not stated
4,000
$599.96K
0.6%
22 Feb 2016
Director
Bought
591
$1.23K
0.4%
19 Feb 2016
Director
Bought
1,700
$3.53K
1.0%
18 Feb 2016
Director
Bought
4,500
$9.40K
2.8%
17 Feb 2016
Director
Bought
4,460
$9.44K
2.9%
16 Feb 2016
Director
Bought
4,500
$9.01K
3.0%
12 Feb 2016
Director
Bought
4,311
$8.63K
2.9%
11 Feb 2016
Director
Bought
4,350
$8.83K
3.0%
10 Feb 2016
Director
Bought
4,500
$9.34K
3.2%
9 Feb 2016
Director
Bought
4,500
$9.35K
3.4%
8 Feb 2016
Director
Bought
4,500
$9.97K
3.5%
5 Feb 2016
Director
Bought
4,500
$10.33K
3.6%
4 Feb 2016
Director
Bought
4,063
$9.38K
3.4%
3 Feb 2016
Director
Bought
4,018
$9.13K
3.4%
2 Feb 2016
Director
Bought
4,395
$10.41K
3.9%
1 Feb 2016
Director
Bought
4,500
$10.66K
4.2%
29 Jan 2016
Director
Bought
1,200
$2.89K
1.1%
28 Jan 2016
Director
Bought
4,500
$11.02K
4.4%
27 Jan 2016
Director
Bought
4,500
$11.11K
4.6%
26 Jan 2016
Director
Bought
4,300
$10.51K
4.6%
25 Jan 2016
Director
Bought
4,500
$10.57K
5.1%
22 Jan 2016
Director
Bought
4,500
$10.09K
5.3%
21 Jan 2016
Director
Bought
4,500
$10.43K
5.6%
20 Jan 2016
Director
Bought
4,500
$10.59K
6.0%
19 Jan 2016
Director
Bought
4,400
$11.07K
6.2%
15 Jan 2016
Director
Bought
4,172
$10.08K
6.2%
14 Jan 2016
Director
Bought
4,400
$11.63K
7.0%
13 Jan 2016
Director
Bought
4,384
$11.79K
7.5%
12 Jan 2016
Director
Bought
4,300
$12.41K
8.0%
11 Jan 2016
Director
Bought
4,355
$12.47K
8.8%
8 Jan 2016
Director
Bought
4,500
$12.94K
10.0%
7 Jan 2016
Director
Bought
4,300
$12.35K
10.5%
6 Jan 2016
Director
Bought
4,500
$13.64K
12.4%
5 Jan 2016
Director
Bought
4,301
$13.17K
13.4%
4 Jan 2016
Director
Bought
4,500
$13.52K
16.4%
3 Dec 2015
Director
Bought
10,000
$37.49K
57.2%
30 Nov 2015
Director
Bought
5,374
$17.46K
44.4%
27 Nov 2015
Director
Bought
6,700
$21.96K
124%
25 Nov 2015
Director
Bought
5,417
$18.23K
opened
10 Nov 2015
Director
Sold, plan not stated
2,000
$308.06K
5.1%
29 Sep 2015
Director
Sold, plan not stated
2,000
$343.29K
4.9%
15 Sep 2015
Director
Sold, plan not stated
2,000
$412.89K
4.7%
1 Sep 2015
Director
Sold, plan not stated
2,000
$390.15K
4.4%
18 Aug 2015
Director
Sold, plan not stated
2,000
$413.79K
4.3%
11 Aug 2015
Director
Sold, plan not stated
5,497
$1.15M
0.8%
4 Aug 2015
Director
Sold, plan not stated
10,000
$2.15M
1.5%
4 Aug 2015
Director
Sold, plan not stated
2,000
$429.99K
4.1%
28 Jul 2015
Director
Sold, plan not stated
10,000
$2.17M
1.5%
21 Jul 2015
Director
Sold, plan not stated
10,000
$2.35M
1.5%
21 Jul 2015
Director
Sold, plan not stated
2,000
$470.46K
3.9%
14 Jul 2015
Director
Sold, plan not stated
10,000
$2.27M
1.4%
7 Jul 2015
Director
Sold, plan not stated
10,000
$2.20M
1.4%
7 Jul 2015
Director
Sold, plan not stated
2,000
$440.33K
3.8%
30 Jun 2015
Director
Sold, plan not stated
10,000
$2.18M
1.4%
23 Jun 2015
Director
Sold, plan not stated
10,000
$2.20M
1.4%
23 Jun 2015
Director
Sold, plan not stated
2,000
$440.33K
3.6%
16 Jun 2015
Director
Sold, plan not stated
10,000
$2.15M
1.4%
9 Jun 2015
Director
Sold, plan not stated
10,000
$2.13M
1.3%
9 Jun 2015
Director
Sold, plan not stated
2,000
$427.28K
3.5%
2 Jun 2015
Director
Sold, plan not stated
10,000
$2.04M
1.3%
26 May 2015
Director
Sold, plan not stated
10,000
$2.05M
1.3%
26 May 2015
Director
Sold, plan not stated
2,000
$409.58K
3.4%
19 May 2015
Director
Sold, plan not stated
10,000
$2.02M
1.3%
12 May 2015
Director
Sold, plan not stated
5,000
$981.02K
0.6%
12 May 2015
Director
Sold, plan not stated
2,000
$392.58K
3.3%
5 May 2015
Director
Sold, plan not stated
5,000
$931.34K
0.6%
28 Apr 2015
Director
Sold, plan not stated
5,000
$919.29K
0.6%
28 Apr 2015
Director
Sold, plan not stated
2,000
$367.83K
3.2%
21 Apr 2015
Director
Sold, plan not stated
10,000
$1.98M
1.3%
14 Apr 2015
Director
Sold, plan not stated
5,000
$941.25K
0.6%
14 Apr 2015
Director
Sold, plan not stated
2,000
$376.34K
3.1%
7 Apr 2015
Director
Sold, plan not stated
5,000
$921.40K
0.6%
31 Mar 2015
Director
Sold, plan not stated
5,000
$930.00K
0.6%
31 Mar 2015
Director
Sold, plan not stated
2,000
$371.95K
3.0%
24 Mar 2015
Director
Sold, plan not stated
5,000
$960.79K
0.6%
17 Mar 2015
Director
Sold, plan not stated
5,000
$962.84K
0.6%
17 Mar 2015
Director
Sold, plan not stated
2,000
$385.20K
2.9%
10 Mar 2015
Director
Sold, plan not stated
5,000
$961.91K
0.6%
3 Mar 2015
Director
Sold, plan not stated
5,000
$968.36K
0.6%
3 Mar 2015
Director
Sold, plan not stated
2,000
$387.49K
2.8%
24 Feb 2015
Director
Sold, plan not stated
9,503
$1.90M
1.1%
17 Feb 2015
Director
Sold, plan not stated
5,000
$989.92K
0.6%
17 Feb 2015
Director
Sold, plan not stated
2,000
$396.20K
2.7%
10 Feb 2015
Director
Sold, plan not stated
5,000
$968.09K
0.6%
3 Feb 2015
Director
Sold, plan not stated
5,000
$954.38K
0.6%
3 Feb 2015
Director
Sold, plan not stated
2,000
$381.84K
2.7%
27 Jan 2015
Director
Sold, plan not stated
4,000
$807.05K
0.5%
20 Jan 2015
Director
Sold, plan not stated
4,000
$777.42K
0.5%
20 Jan 2015
Director
Sold, plan not stated
2,000
$388.85K
2.6%
13 Jan 2015
Director
Sold, plan not stated
4,000
$748.25K
0.5%
6 Jan 2015
Director
Sold, plan not stated
4,000
$754.24K
0.5%
6 Jan 2015
Director
Sold, plan not stated
2,000
$377.03K
2.5%
30 Dec 2014
Director
Sold, plan not stated
5,000
$934.74K
0.6%
23 Dec 2014
Director
Sold, plan not stated
5,000
$922.82K
0.6%
23 Dec 2014
Director
Sold, plan not stated
2,000
$369.01K
2.5%
16 Dec 2014
Director
Sold, plan not stated
5,000
$891.77K
0.6%
9 Dec 2014
Director
Sold, plan not stated
5,000
$933.64K
0.6%
9 Dec 2014
Director
Sold, plan not stated
2,000
$373.58K
2.4%
10 Mar 2014
Director
Sold, plan not stated
9,400
$1.54M
1.1%
27 Nov 2013
Director
Sold, plan not stated
5,000
$495.43K
0.6%
13 Nov 2013
Director
Sold, plan not stated
5,000
$477.38K
0.5%
30 Oct 2013
Director
Sold, plan not stated
5,000
$465.12K
0.5%
16 Oct 2013
Director
Sold, plan not stated
5,000
$412.94K
0.5%
2 Oct 2013
Director
Sold, plan not stated
5,000
$402.88K
0.5%
18 Sep 2013
Director
Sold, plan not stated
5,000
$415.55K
0.5%
4 Sep 2013
Director
Sold, plan not stated
5,000
$385.88K
0.5%
21 Aug 2013
Director
Sold, plan not stated
5,000
$391.72K
0.5%
7 Aug 2013
Director
Sold, plan not stated
5,000
$391.44K
0.5%
24 Jul 2013
Director
Sold, plan not stated
4,600
$374.62K
0.5%
10 Jul 2013
Director
Sold, plan not stated
5,000
$371.30K
0.5%
26 Jun 2013
Director
Sold, plan not stated
5,000
$376.80K
0.5%
12 Jun 2013
Director
Sold, plan not stated
5,000
$338.36K
0.5%
29 May 2013
Director
Sold, plan not stated
5,000
$354.60K
0.5%
15 May 2013
Director
Sold, plan not stated
5,000
$353.66K
0.5%
1 May 2013
Director
Sold, plan not stated
5,000
$320.75K
0.5%
17 Apr 2013
Director
Sold, plan not stated
5,000
$287.74K
0.5%
3 Apr 2013
Director
Sold, plan not stated
5,000
$270.42K
0.5%
20 Mar 2013
Director
Sold, plan not stated
5,000
$263.01K
0.5%
6 Mar 2013
Director
Sold, plan not stated
5,000
$266.32K
0.5%
17 Aug 2011
Director
Sold, plan not stated
5,000
$259.04K
0.5%
3 Aug 2011
Director
Sold, plan not stated
5,000
$293.30K
0.5%
20 Jul 2011
Director
Sold, plan not stated
5,000
$360.88K
0.5%
6 Jul 2011
Director
Sold, plan not stated
5,000
$393.28K
0.5%
22 Jun 2011
Director
Sold, plan not stated
5,000
$373.27K
0.5%
8 Jun 2011
Director
Sold, plan not stated
5,000
$367.09K
0.5%
25 May 2011
Director
Sold, plan not stated
5,000
$358.72K
0.5%
11 May 2011
Director
Sold, plan not stated
5,000
$375.06K
0.5%
27 Apr 2011
Director
Sold, plan not stated
5,000
$354.18K
0.5%
13 Apr 2011
Director
Sold, plan not stated
5,000
$341.36K
0.5%
30 Mar 2011
Director
Sold, plan not stated
5,000
$344.80K
0.5%
16 Mar 2011
Director
Sold, plan not stated
5,000
$320.06K
0.5%
2 Mar 2011
Director
Sold, plan not stated
5,000
$337.24K
0.5%
16 Feb 2011
Director
Sold, plan not stated
5,000
$359.78K
0.5%
2 Feb 2011
Director
Sold, plan not stated
5,000
$356.03K
0.5%
19 Jan 2011
Director
Sold, plan not stated
5,000
$348.70K
0.5%
5 Jan 2011
Director
Sold, plan not stated
5,000
$326.62K
0.5%
22 Dec 2010
Director
Sold, plan not stated
5,000
$320.73K
0.5%
8 Dec 2010
Director
Sold, plan not stated
5,000
$310.33K
0.5%
24 Nov 2010
Director
Sold, plan not stated
5,000
$307.07K
0.5%
10 Nov 2010
Director
Sold, plan not stated
5,000
$283.09K
0.5%
27 Oct 2010
Director
Sold, plan not stated
5,000
$276.26K
0.5%
13 Oct 2010
Director
Sold, plan not stated
5,000
$248.35K
0.5%
29 Sep 2010
Director
Sold, plan not stated
5,000
$250.88K
0.5%
17 Sep 2010
Director
Sold, plan not stated
5,740
$281.26K
50.0%
15 Sep 2010
Director
Sold, plan not stated
5,000
$233.23K
0.5%
28 Oct 2009
Director
Sold, plan not stated
5,000
$169.50K
5.4%
21 Oct 2009
Director
Sold, plan not stated
7,500
$314.54K
0.7%
14 Oct 2009
Director
Sold, plan not stated
7,500
$324.52K
7.5%
7 Oct 2009
Director
Sold, plan not stated
7,500
$318.41K
0.7%
30 Sep 2009
Director
Sold, plan not stated
7,500
$318.39K
6.9%
23 Sep 2009
Director
Sold, plan not stated
7,500
$299.79K
0.7%
16 Sep 2009
Director
Sold, plan not stated
5,000
$189.44K
4.4%
9 Sep 2009
Director
Sold, plan not stated
5,000
$190.93K
0.4%
2 Sep 2009
Director
Sold, plan not stated
5,000
$176.58K
4.2%
26 Aug 2009
Director
Sold, plan not stated
5,000
$176.62K
0.4%
19 Aug 2009
Director
Sold, plan not stated
5,000
$178.19K
4.1%
12 Aug 2009
Director
Sold, plan not stated
5,000
$182.59K
0.4%
5 Aug 2009
Director
Sold, plan not stated
5,000
$183.49K
3.9%
29 Jul 2009
Director
Sold, plan not stated
5,000
$184.19K
0.4%
22 Jul 2009
Director
Sold, plan not stated
5,000
$176.34K
3.8%
15 Jul 2009
Director
Sold, plan not stated
5,000
$159.21K
0.4%
8 Jul 2009
Director
Sold, plan not stated
5,000
$155.50K
3.6%
1 Jul 2009
Director
Sold, plan not stated
5,000
$192.63K
0.4%
24 Jun 2009
Director
Sold, plan not stated
5,000
$182.56K
3.5%
17 Jun 2009
Director
Sold, plan not stated
5,000
$181.66K
0.4%
10 Jun 2009
Director
Sold, plan not stated
5,000
$187.34K
3.4%
3 Jun 2009
Director
Sold, plan not stated
5,000
$195.52K
0.4%
27 May 2009
Director
Sold, plan not stated
5,000
$180.57K
3.3%
11 Nov 2008
Director
Sold, plan not stated
10,000
$262.64K
6.1%
28 Oct 2008
Director
Sold, plan not stated
10,000
$251.89K
0.9%
28 Oct 2008
Director
Sold, plan not stated
10,000
$250.00K
5.8%
14 Oct 2008
Director
Sold, plan not stated
10,000
$312.16K
5.5%
14 Oct 2008
Director
Sold, plan not stated
10,000
$312.10K
0.8%
30 Sep 2008
Director
Sold, plan not stated
10,000
$399.90K
5.2%
30 Sep 2008
Director
Sold, plan not stated
10,000
$399.51K
0.8%
16 Sep 2008
Director
Sold, plan not stated
5,000
$406.92K
5.1%
16 Sep 2008
Director
Sold, plan not stated
5,000
$406.89K
0.8%
2 Sep 2008
Director
Sold, plan not stated
5,000
$441.78K
0.8%
2 Sep 2008
Director
Sold, plan not stated
5,000
$441.77K
4.8%
19 Aug 2008
Director
Sold, plan not stated
5,000
$461.27K
0.8%
5 Aug 2008
Director
Sold, plan not stated
5,000
$440.73K
0.8%
22 Jul 2008
Director
Sold, plan not stated
5,000
$420.53K
0.8%
10 Jul 2008
Director
Sold, plan not stated
260
$23.24K
4.3%
8 Jul 2008
Director
Sold, plan not stated
5,000
$434.32K
0.8%
24 Jun 2008
Director
Sold, plan not stated
5,000
$414.42K
0.8%
10 Jun 2008
Director
Sold, plan not stated
5,000
$389.55K
0.8%
3 Jun 2008
Director
Sold, plan not stated
5,000
$393.98K
4.6%
27 May 2008
Director
Sold, plan not stated
5,000
$380.77K
0.8%
20 May 2008
Director
Sold, plan not stated
5,000
$394.53K
4.4%
13 May 2008
Director
Sold, plan not stated
5,000
$392.77K
0.8%
6 May 2008
Director
Sold, plan not stated
5,000
$399.36K
4.2%
29 Apr 2008
Director
Sold, plan not stated
5,000
$389.94K
0.8%
22 Apr 2008
Director
Sold, plan not stated
5,000
$362.61K
4.0%
15 Apr 2008
Director
Sold, plan not stated
5,000
$362.21K
0.8%
8 Apr 2008
Director
Sold, plan not stated
5,000
$387.85K
3.9%
1 Apr 2008
Director
Sold, plan not stated
5,000
$386.49K
0.7%
25 Mar 2008
Director
Sold, plan not stated
5,000
$373.67K
3.7%
18 Mar 2008
Director
Sold, plan not stated
5,000
$341.26K
0.7%
11 Mar 2008
Director
Sold, plan not stated
5,000
$322.12K
3.6%
4 Mar 2008
Director
Sold, plan not stated
5,000
$357.23K
0.7%
26 Feb 2008
Director
Sold, plan not stated
5,000
$375.68K
3.5%
19 Feb 2008
Director
Sold, plan not stated
5,000
$365.51K
0.7%
12 Feb 2008
Director
Sold, plan not stated
5,000
$350.59K
3.4%
5 Feb 2008
Director
Sold, plan not stated
5,000
$349.74K
0.7%
29 Jan 2008
Director
Sold, plan not stated
5,000
$324.97K
3.2%
22 Jan 2008
Director
Sold, plan not stated
5,000
$329.82K
0.7%
15 Jan 2008
Director
Sold, plan not stated
5,000
$351.79K
3.1%
10 Jan 2008
Director
Sold, plan not stated
3,000
$210.09K
39.8%
9 Jan 2008
Director
Sold, plan not stated
4,000
$240.00K
34.7%
8 Jan 2008
Director
Sold, plan not stated
5,000
$287.46K
0.7%
2 Jan 2008
Director
Sold, plan not stated
5,000
$299.05K
3.0%
26 Dec 2007
Director
Sold, plan not stated
5,000
$304.80K
0.7%
18 Dec 2007
Director
Sold, plan not stated
5,000
$273.95K
3.0%
11 Dec 2007
Director
Sold, plan not stated
3,700
$213.90K
0.5%
4 Dec 2007
Director
Sold, plan not stated
5,000
$284.54K
2.9%
27 Nov 2007
Director
Sold, plan not stated
5,000
$259.94K
0.7%
20 Nov 2007
Director
Sold, plan not stated
5,000
$257.35K
2.8%
13 Nov 2007
Director
Sold, plan not stated
5,000
$263.78K
0.7%
6 Nov 2007
Director
Sold, plan not stated
5,000
$285.46K
2.7%
30 Oct 2007
Director
Sold, plan not stated
5,000
$280.06K
0.7%
23 Oct 2007
Director
Sold, plan not stated
5,000
$304.35K
2.6%
17 Oct 2007
Director
Sold, plan not stated
4,000
$242.84K
40.0%
16 Oct 2007
Director
Sold, plan not stated
5,000
$299.37K
0.7%
9 Oct 2007
Director
Sold, plan not stated
5,000
$287.90K
2.6%
2 Oct 2007
Director
Sold, plan not stated
5,000
$262.70K
0.7%
25 Sep 2007
Director
Sold, plan not stated
5,000
$262.91K
2.5%
18 Sep 2007
Director
Sold, plan not stated
5,000
$265.27K
0.7%
11 Sep 2007
Director
Sold, plan not stated
5,000
$253.10K
2.5%
4 Sep 2007
Director
Sold, plan not stated
5,000
$245.46K
0.7%
28 Aug 2007
Director
Sold, plan not stated
5,000
$232.56K
2.4%
21 Aug 2007
Director
Sold, plan not stated
5,000
$241.12K
0.7%
14 Aug 2007
Director
Sold, plan not stated
5,000
$230.30K
2.3%
31 Jul 2007
Director
Sold, plan not stated
5,000
$230.98K
2.3%
17 Jul 2007
Director
Sold, plan not stated
5,000
$208.40K
2.2%
3 Jul 2007
Director
Sold, plan not stated
5,000
$207.68K
2.2%
19 Jun 2007
Director
Sold, plan not stated
5,000
$201.93K
2.1%
5 Jun 2007
Director
Sold, plan not stated
5,000
$175.02K
2.1%
29 May 2007
Director
Sold, plan not stated
5,000
$164.63K
0.7%
22 May 2007
Director
Sold, plan not stated
5,000
$164.28K
2.0%
16 May 2007
Director
Sold, plan not stated
5,000
$161.93K
0.7%
8 May 2007
Director
Sold, plan not stated
5,000
$164.52K
2.0%
4 May 2007
Director
Sold, plan not stated
5,000
$167.69K
0.7%
24 Apr 2007
Director
Sold, plan not stated
5,000
$162.00K
2.0%
18 Apr 2007
Director
Sold, plan not stated
5,000
$158.64K
0.7%
10 Apr 2007
Director
Sold, plan not stated
5,000
$156.13K
1.9%
2 Apr 2007
Director
Sold, plan not stated
5,000
$145.71K
0.6%
27 Mar 2007
Director
Sold, plan not stated
5,000
$146.61K
1.9%
21 Mar 2007
Director
Sold, plan not stated
5,000
$149.59K
0.6%
13 Mar 2007
Director
Sold, plan not stated
5,000
$152.74K
1.9%
7 Mar 2007
Director
Sold, plan not stated
5,000
$160.53K
0.6%
6 Mar 2007
Director
Sold, plan not stated
5,000
$154.54K
1.8%
27 Feb 2007
Director
Sold, plan not stated
5,000
$171.87K
0.6%
20 Feb 2007
Director
Sold, plan not stated
5,000
$182.43K
1.8%
14 Feb 2007
Director
Sold, plan not stated
5,000
$184.31K
0.6%
6 Feb 2007
Director
Sold, plan not stated
5,000
$178.13K
1.8%
1 Feb 2007
Director
Sold, plan not stated
5,000
$206.85K
0.6%
23 Jan 2007
Director
Sold, plan not stated
5,000
$205.77K
1.7%
16 Jan 2007
Director
Sold, plan not stated
5,000
$195.24K
0.6%
9 Jan 2007
Director
Sold, plan not stated
5,000
$194.83K
1.7%
4 Jan 2007
Director
Sold, plan not stated
5,000
$193.03K
0.6%
26 Dec 2006
Director
Sold, plan not stated
5,000
$198.16K
1.7%
22 Dec 2006
Director
Sold, plan not stated
5,000
$197.65K
0.6%
12 Dec 2006
Director
Sold, plan not stated
5,000
$201.80K
1.6%
6 Dec 2006
Director
Sold, plan not stated
5,000
$202.21K
0.6%
24 Nov 2006
Director
Sold, plan not stated
5,000
$196.15K
0.6%
9 Nov 2006
Director
Sold, plan not stated
5,000
$219.80K
0.6%
25 Oct 2006
Director
Sold, plan not stated
5,000
$222.24K
0.6%
9 Oct 2006
Director
Sold, plan not stated
5,000
$174.47K
0.6%
28 Sep 2006
Director
Sold, plan not stated
5,000
$173.24K
0.6%
281 decisions on file.