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Who

David A. Henry

Chief Financial Officer

Company insider

Files Form 4 as: Chief Financial Officer, Myomo; EVP, CFO & Treasurer, American Superconductor; Vice President, Amis Holdings.

In numbers

Trades disclosed
98
Buys
5
Sells
20
Bought
$89K
Sold
$1.8M
Companies
3
Companies where not an officer
0
First trade
31 Jul 2006
Last trade
13 Oct 2026
Last filed
15 Oct 2026

Companies traded

Where they are an officer
MYO MyomoOfficer · Medical Devices · last 13 Oct 20265 buys · 0 sells
AMSC American SuperconductorOfficer · Electrical Equipment & Grid · last 31 Jul 20160 buys · 20 sells
Amis HoldingsOfficer · last 1 Mar 20070 buys · 0 sells

Activity over time

1 Nov 2024 – 1 Oct 2026
101Nov 24May 25Nov 25Apr 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
13 Oct 2026filed 15 Oct 2026MYO MyomoMedical DevicesSEC FORM 4 Code A—51,250 at $0.00filing
12 Oct 2026filed 13 Oct 2026MYO MyomoMedical DevicesSEC FORM 4 Code F$4,2923,133 at $1.37filing
9 Oct 2026filed 13 Oct 2026MYO MyomoMedical DevicesSEC FORM 4 Code A—6,272 at $0.00filing
7 Aug 2026filed 11 Aug 2026MYO MyomoMedical DevicesSEC FORM 4 Code A—68,644 at $0.00filing
7 Aug 2026filed 11 Aug 2026MYO MyomoMedical DevicesSEC FORM 4 Code F$36K25,310 at $1.42filing
7 Aug 2026filed 11 Aug 2026MYO MyomoMedical DevicesSEC FORM 4 Code A—68,644 at $0.00filing
7 Aug 2026filed 11 Aug 2026MYO MyomoMedical DevicesSEC FORM 4 Code F$36K25,310 at $1.42filing
13 Jul 2026filed 13 Jul 2026MYO MyomoMedical DevicesSEC FORM 4 Code F$5,6315,166 at $1.09filing
13 Jul 2026filed 13 Jul 2026MYO MyomoMedical DevicesSEC FORM 4 Code F$5,6315,166 at $1.09filing
10 Jul 2026filed 13 Jul 2026MYO MyomoMedical DevicesSEC FORM 4 Code A—7,840 at $0.00filing
10 Jul 2026filed 13 Jul 2026MYO MyomoMedical DevicesSEC FORM 4 Code A—7,840 at $0.00filing
12 Jun 2026filed 12 Jun 2026MYO MyomoMedical DevicesSEC FORM 4 Code F—10,969 at $0.00filing
12 Jun 2026filed 12 Jun 2026MYO MyomoMedical DevicesSEC FORM 4 Code F—10,969 at $0.00filing
8 Jun 2026filed 9 Jun 2026MYO MyomoMedical DevicesSEC FORM 4 Code F—10,050 at $0.00filing
8 Jun 2026filed 9 Jun 2026MYO MyomoMedical DevicesSEC FORM 4 Code F—10,050 at $0.00filing
13 Apr 2026filed 14 Apr 2026MYO MyomoMedical DevicesSEC FORM 4 Code F$2,8073,953 at $0.71filing
13 Apr 2026filed 14 Apr 2026MYO MyomoMedical DevicesSEC FORM 4 Code F$2,8073,953 at $0.71filing
10 Apr 2026filed 14 Apr 2026MYO MyomoMedical DevicesSEC FORM 4 Code A—12,500 at $0.00filing
10 Apr 2026filed 14 Apr 2026MYO MyomoMedical DevicesSEC FORM 4 Code A—12,500 at $0.00filing
12 Jan 2026filed 14 Jan 2026MYO MyomoMedical DevicesSEC FORM 4 Code A—8,727 at $0.00filing

News

American Superconductor (AMSC) Drops 8.4% After Hours, Erasing $100 MillionAMSC · 247wallst.com · 14 Oct 2026American Superconductor Corporation (NASDAQ: AMSC) Revenue Rises as Margin FallsAMSC · tickerreport.com · 12 Oct 2026

0 headlines in the last 90 days name David A. Henry; 2 articles from the last 14 days about the 2 companies they traded most, at most three about any one of them.

Sectors

Industrials20
Health Care5

Buys in green, sells in red, by the company’s sector.

Related people

Harry KovelmanChief Medical Officer · Chief Medical Officer at Myomo, filing Form 4 there in the last year
Paul R. GudonisChief Executive Officer · Chief Executive Officer at Myomo, filing Form 4 there in the last year
Mary-Katherine Hale McClureChief Commericial Officer · Chief Commericial Officer at Myomo, filing Form 4 there in the last year
Barbara G. LittlefieldDirector · Director at American Superconductor Corp /de/, filing Form 4 there in the last year
Milton Mayo MorrisDirector · Director at Myomo, filing Form 4 there in the last year