Company location
Gaithersburg, MD
Helen M. Thackray has filed 43 SEC EDGAR filings since 09 Jan 2014

SEC filing history

Showing 26-43 of 43 matching filings.

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25
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2
4 File 000-23186

PRIMARY DOCUMENT

Filing date
14 May 2020
Reporting date
12 May 2020
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4 File 001-36177

FORM 4 SUBMISSION

Filing date
24 Jan 2020
Reporting date
22 Jan 2020
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4 File 000-23186

PRIMARY DOCUMENT

Filing date
24 Sep 2019
Reporting date
20 Sep 2019
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3 File 000-23186

PRIMARY DOCUMENT

Filing date
24 Sep 2019
Reporting date
20 Sep 2019
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4 File 001-36177

FORM 4 SUBMISSION

Filing date
22 Jan 2019
Reporting date
17 Jan 2019
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4 File 001-36177

FORM 4 SUBMISSION

Filing date
12 Jan 2018
Reporting date
10 Jan 2018
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4 File 001-36177

FORM 4 SUBMISSION

Filing date
12 Dec 2017
Reporting date
08 Dec 2017
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4 File 001-36177

FORM 4 SUBMISSION

Filing date
18 Sep 2017
Reporting date
18 Sep 2017
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4 File 001-36177

FORM 4 SUBMISSION

Filing date
30 May 2017
Reporting date
25 May 2017
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4 File 001-36177

FORM 4 SUBMISSION

Filing date
22 May 2017
Reporting date
19 May 2017
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4 File 001-36177

FORM 4 SUBMISSION

Filing date
05 Jan 2017
Reporting date
04 Jan 2017
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4 File 001-36177

FORM 4 SUBMISSION

Filing date
04 Oct 2016
Reporting date
03 Oct 2016
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4 File 001-36177

FORM 4 SUBMISSION

Filing date
21 Jul 2016
Reporting date
20 Jul 2016
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4 File 001-36177

FORM 4 SUBMISSION

Filing date
06 Jul 2016
Reporting date
01 Jul 2016
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4 File 001-36177

FORM 4 SUBMISSION

Filing date
11 Jan 2016
Reporting date
07 Jan 2016
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4 File 001-36177

FORM 4 SUBMISSION

Filing date
12 Jan 2015
Reporting date
08 Jan 2015
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4 File 001-36177

FORM 4 SUBMISSION

Filing date
13 Jan 2014
Reporting date
09 Jan 2014
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3 File 001-36177

FORM 3 SUBMISSION

Filing date
09 Jan 2014
Reporting date
09 Jan 2014
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