Suman B. Mookerji

CIK: 0001975924

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)3 (12.5%)

Position reduction

Option Exercises (M)2 (8.3%)

Derivative conversions

Awards (A)5 (20.8%)

Compensation grants

Other (G, F, J, C, D, …)14 (58.3%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

DCO

DUCOMMUN INC /DE/

Officer

Discretionary Trading P&L

Holdings

Transaction History (24 total)

DCO
DUCOMMUN INC /DE/
May 20, 2026
Sale(S)
Direct
1.5K shares at avg. $145.00$220K
DCO
DUCOMMUN INC /DE/
May 15, 2026
Tax Payment(F)
Direct
4.8K shares at avg. $151.59$725K
DCO
DUCOMMUN INC /DE/
May 15, 2026
Exercise(M)
Direct
7.5K shares at avg. $40.44$303K
DCO
DUCOMMUN INC /DE/
May 14, 2026
Disposition(D)
Direct
1.3K shares-
DCO
DUCOMMUN INC /DE/
May 14, 2026
Tax Payment(F)
Direct
1.2K shares at avg. $15159.00$18.8M
DCO
DUCOMMUN INC /DE/
May 8, 2026
Tax Payment(F)
Direct
1.2K shares at avg. $137.23$159K
DCO
DUCOMMUN INC /DE/
May 8, 2026
Disposition(D)
Direct
1.2K shares-
DCO
DUCOMMUN INC /DE/
Mar 10, 2026
Sale(S)
Direct
7.8K shares at avg. $131.90$1.0M
DCO
DUCOMMUN INC /DE/
Mar 5, 2026
Exercise(M)
Direct
4.7K shares at avg. $42.25$199K
DCO
DUCOMMUN INC /DE/
Mar 5, 2026
Tax Payment(F)
Direct
1.4K shares at avg. $130.19$177K
DCO
DUCOMMUN INC /DE/
Mar 5, 2026
Tax Payment(F)
Direct
3.2K shares at avg. $139.45$444K
DCO
DUCOMMUN INC /DE/
Mar 4, 2026
Tax Payment(F)
Direct
7.7K shares at avg. $139.45$1.1M
DCO
DUCOMMUN INC /DE/
Mar 4, 2026
Sale(S)
Direct
14.7K shares at avg. $134.21$2.0M
DCO
DUCOMMUN INC /DE/
Mar 4, 2026
Award(A)
Direct
14.3K shares-
DCO
DUCOMMUN INC /DE/
Mar 4, 2026
Award(A)
Direct
3.4K shares-
DCO
DUCOMMUN INC /DE/
Aug 29, 2025
Tax Payment(F)
Direct
359 shares at avg. $91.22$33K
DCO
DUCOMMUN INC /DE/
Jun 20, 2025
Tax Payment(F)
Direct
838 shares at avg. $80.57$68K
DCO
DUCOMMUN INC /DE/
May 14, 2025
Tax Payment(F)
Direct
1.3K shares at avg. $66.25$89K
DCO
DUCOMMUN INC /DE/
May 8, 2025
Tax Payment(F)
Direct
1.3K shares at avg. $66.72$84K
DCO
DUCOMMUN INC /DE/
Mar 5, 2025
Tax Payment(F)
Direct
2.1K shares at avg. $57.65$119K
DCO
DUCOMMUN INC /DE/
Mar 5, 2025
Award(A)
Direct
3.8K shares-
DCO
DUCOMMUN INC /DE/
Mar 5, 2025
Award(A)
Direct
7.6K shares-
DCO
DUCOMMUN INC /DE/
Mar 5, 2025
Award(A)
Direct
4K shares at avg. $57.09$228K
DCO
DUCOMMUN INC /DE/
Aug 30, 2024
Tax Payment(F)
Direct
359 shares at avg. $65.08$23K

		Type	Shares	Price		Ownership
May 20, 2026	DCO DUCOMMUN INC /DE/	Sale(S)	1,514	$145.00	$219,530	Direct
May 15, 2026	DCO DUCOMMUN INC /DE/	Tax Payment(F)	4,783	$151.59	$725,055	Direct
May 15, 2026	DCO DUCOMMUN INC /DE/	Exercise(M)	7,500	$40.44	$303,300	Direct
May 14, 2026	DCO DUCOMMUN INC /DE/	Disposition(D)	1,259	-	$0	Direct
May 14, 2026	DCO DUCOMMUN INC /DE/	Tax Payment(F)	1,239	$15159.00	$18,782,001	Direct
May 8, 2026	DCO DUCOMMUN INC /DE/	Tax Payment(F)	1,155	$137.23	$158,501	Direct
May 8, 2026	DCO DUCOMMUN INC /DE/	Disposition(D)	1,174	-	$0	Direct
Mar 10, 2026	DCO DUCOMMUN INC /DE/	Sale(S)	7,791	$131.90	$1,027,633	Direct
Mar 5, 2026	DCO DUCOMMUN INC /DE/	Exercise(M)	4,700	$42.25	$198,575	Direct
Mar 5, 2026	DCO DUCOMMUN INC /DE/	Tax Payment(F)	1,361	$130.19	$177,189	Direct
Mar 5, 2026	DCO DUCOMMUN INC /DE/	Tax Payment(F)	3,186	$139.45	$444,288	Direct
Mar 4, 2026	DCO DUCOMMUN INC /DE/	Tax Payment(F)	7,695	$139.45	$1,073,068	Direct
Mar 4, 2026	DCO DUCOMMUN INC /DE/	Sale(S)	14,709	$134.21	$1,974,095	Direct
Mar 4, 2026	DCO DUCOMMUN INC /DE/	Award(A)	14,315	-	$0	Direct
Mar 4, 2026	DCO DUCOMMUN INC /DE/	Award(A)	3,361	-	$0	Direct
Aug 29, 2025	DCO DUCOMMUN INC /DE/	Tax Payment(F)	359	$91.22	$32,748	Direct
Jun 20, 2025	DCO DUCOMMUN INC /DE/	Tax Payment(F)	838	$80.57	$67,518	Direct
May 14, 2025	DCO DUCOMMUN INC /DE/	Tax Payment(F)	1,343	$66.25	$88,974	Direct
May 8, 2025	DCO DUCOMMUN INC /DE/	Tax Payment(F)	1,252	$66.72	$83,533	Direct
Mar 5, 2025	DCO DUCOMMUN INC /DE/	Tax Payment(F)	2,063	$57.65	$118,932	Direct
Mar 5, 2025	DCO DUCOMMUN INC /DE/	Award(A)	3,837	-	-	Direct
Mar 5, 2025	DCO DUCOMMUN INC /DE/	Award(A)	7,597	-	-	Direct
Mar 5, 2025	DCO DUCOMMUN INC /DE/	Award(A)	4,000	$57.09	$228,360	Direct
Aug 30, 2024	DCO DUCOMMUN INC /DE/	Tax Payment(F)	359	$65.08	$23,364	Direct

1-24 of 24 transactions

About Mookerji Suman B.

Mookerji Suman B. (SEC CIK 0001975924) files insider reports with the SEC as Sr. V.P., C.F.O. of DUCOMMUN INC /DE/ (DCO).

Signal8 holds 12 ownership filings by Mookerji Suman B., all Form 4s, filed between Sep 3, 2024 and May 22, 2026. Those filings report 24 transactions, from Aug 30, 2024 to May 20, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Mookerji Suman B.'s filings is in COSTA MESA, CA.

Recent filings by Mookerji Suman B.

May 20, 2026: Open-market sale of DCO shares (Form 4, code S).
May 15, 2026: Tax withholding of DCO shares (Form 4, code F).
May 15, 2026: Option exercise of DCO shares (Form 4, code M).
May 14, 2026: Disposition to issuer transaction of DCO shares (Form 4, code D).
May 14, 2026: Tax withholding of DCO shares (Form 4, code F).

Other insiders filing for DUCOMMUN INC /DE/ (DCO)

Oswald Stephen G, Chairman, President & CEO
Gonzalez Laureen S., V.P., CHRO
Strycker Samara A, Director
Kramer Sheila G., Director
Korte Daniel G., Director
Drazba Shirley, Director

How to read Form 4 transaction codes