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Who

Harry T. McMahon

Director

Company insider

Files Form 4 as: Director, Parsons; Director, California Resources.

In numbers

Trades disclosed
30
Buys
7
Sells
0
Bought
$2.9M
Sold
$0
Companies
2
Companies where not an officer
2
First trade
1 Mar 2017
Last trade
11 May 2026
Last filed
12 May 2026

Companies traded

Everywhere else they filed: board seats, 10% stakes, other companies
PSN ParsonsDirector · IT Services & Consulting · last 11 May 20265 buys · 0 sells
CRC California ResourcesDirector · Oil & Gas E&P · last 27 Oct 20202 buys · 0 sells

Activity over time

1 Nov 2024 – 1 Oct 2026
01Nov 24May 25Nov 25Apr 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
11 May 2026filed 12 May 2026PSN ParsonsIT Services & ConsultingSEC FORM 4 Bought$491K10,000 at $49.14filing
11 May 2026filed 12 May 2026PSN ParsonsIT Services & ConsultingSEC FORM 4 Bought$491K10,000 at $49.14filing
14 Apr 2026filed 15 Apr 2026PSN ParsonsIT Services & ConsultingSEC FORM 4 Code A—2,947 at $0.00filing
14 Apr 2026filed 15 Apr 2026PSN ParsonsIT Services & ConsultingSEC FORM 4 Code A—2,947 at $0.00filing
15 Apr 2025filed 17 Apr 2025PSN ParsonsIT Services & ConsultingSEC FORM 4 Code A—2,682 at $0.00filing
28 Feb 2025filed 4 Mar 2025PSN ParsonsIT Services & ConsultingSEC FORM 4 Bought$470K8,064 at $58.30filing
16 Apr 2024filed 18 Apr 2024PSN ParsonsIT Services & ConsultingSEC FORM 4 Code A—2,179 at $0.00filing
18 Apr 2023filed 20 Apr 2023PSN ParsonsIT Services & ConsultingSEC FORM 4 Code A—3,855 at $0.00filing
14 Apr 2022filed 18 Apr 2022PSN ParsonsIT Services & ConsultingSEC FORM 4 Code A—4,818 at $0.00filing
17 Aug 2021filed 19 Aug 2021PSN ParsonsIT Services & ConsultingSEC FORM 4 Bought$177K5,000 at $35.43filing
20 Apr 2021filed 3 May 2021PSN ParsonsIT Services & ConsultingSEC FORM 4 Code A—4,154 at $0.00filing
20 Apr 2021filed 22 Apr 2021PSN ParsonsIT Services & ConsultingSEC FORM 4 Code M—4,790 at $0.00filing
20 Apr 2021filed 22 Apr 2021PSN Parsonsoption or derivative · IT Services & ConsultingSEC FORM 4 Code M—4,790 at $0.00filing
31 Mar 2021filed 2 Apr 2021PSN ParsonsIT Services & ConsultingSEC FORM 4 Code M—1,081 at $0.00filing
31 Mar 2021filed 2 Apr 2021PSN Parsonsoption or derivative · IT Services & ConsultingSEC FORM 4 Code M—1,081 at $0.00filing
27 Oct 2020filed 27 Oct 2020CRC California ResourcesOil & Gas E&PSEC FORM 4 Code D—78,008 at $0.00filing
21 Apr 2020filed 23 Apr 2020PSN Parsonsoption or derivative · IT Services & ConsultingSEC FORM 4 Code A—4,790 at $0.00filing
1 Apr 2020filed 3 Apr 2020PSN Parsonsoption or derivative · IT Services & ConsultingSEC FORM 4 Code A—1,081 at $0.00filing
16 Mar 2020filed 17 Mar 2020PSN ParsonsIT Services & ConsultingSEC FORM 4 Bought$200K7,112 at $28.11filing
16 Mar 2020filed 17 Mar 2020PSN ParsonsIT Services & ConsultingSEC FORM 4 Bought$52K1,788 at $28.93filing

News

Parsons Receives Defense Innovation Unit Success Memo For PFAS RemediationPSN · manilatimes.net · 21 Oct 2026Head to Head Analysis: Parsons (NYSE:PSN) and IBEX (NASDAQ:IBEX)PSN · tickerreport.com · 11 Oct 2026

0 headlines in the last 90 days name Harry T. McMahon; 2 articles from the last 14 days about the 1 company they traded most, at most three about any one of them.

Sectors

Technology5
Energy2

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

Related people

Steven F. LeerDirector · Director at Parsons, filing Form 4 there in the last year
David C. WajsgrasDirector · Director at Parsons, filing Form 4 there in the last year
George L. BallDirector · Director at Parsons, filing Form 4 there in the last year
Mark Keith HoldsworthDirector · Director at Parsons, filing Form 4 there in the last year
Carey A. SmithPresident & CEO · President & CEO at Parsons, filing Form 4 there in the last year
Jay A. BysEVP & Chief Commercial Officer · Also traded CRC in the last 90 days