Oswald Stephen G

SEC Form 4 insider

Chairman, President & CEO · DUCOMMUN INC /DE/ ($DCO)

2 theses · first seen Aug 13, 2026

Window	Theses	Resolved	Win rate	Avg return	Median return
1d	1	1	0%	+4.0%	+4.0%
3d	1	1	0%	+4.0%	+4.0%
1w	0	0	—	—	—
1m	0	0	—	—	—
3m	0	0	—	—	—
6m	0	0	—	—	—
1y	0	0	—	—	—

Past performance does not predict future results. Informational only, not investment advice.

Thesis history

$DCOSEC Form 4bearish

Oswald Stephen G · Chairman, President & CEO at DUCOMMUN INC /DE/ · 3h ago1 prior · awaiting results

Sold 2,500 @ $203.95 avg · $509,875 · 2026-08-18

Form 4: Oswald Stephen G sold DCO

Oswald Stephen G (Chairman, President & CEO at DUCOMMUN INC /DE/) reported an open-market sale of 2,500 shares of DCO at an average $203.95, roughly $509,875, in a Form 4 filed 2026-08-19.

At post $200.16Now $200.160.0% since postedas of Aug 19, 4:59 PM ET

View filing on SEC.gov →

$DCOSEC Form 4bearish

Oswald Stephen G · Chairman, President & CEO at DUCOMMUN INC /DE/ · 6d ago1 prior · awaiting results

Sold 5,766 @ $201.15 avg · $1,159,831 · 2026-08-12

Form 4: Oswald Stephen G sold DCO

Oswald Stephen G (Chairman, President & CEO at DUCOMMUN INC /DE/) reported an open-market sale of 5,766 shares of DCO at an average $201.15, roughly $1,159,831, in a Form 4 filed 2026-08-13.

At post $199.03Now $200.16+0.6% since postedas of Aug 19, 4:59 PM ET

1d+4.0%

3d+4.0%

1w—

1m—

3m—

6m—

1y—

View filing on SEC.gov →

End of results.