Insider · CIK 0001696979

James Costos

Files at: PJT. On EDGAR ↗

Period1M 3M 6M 1Y 2Y All datashares as filed — not split-adjusted

Open-market buys & salesbuys $99k · 1sales $302k · 1net −$202k

Reported trades — common stock

Trade	Reported (ET)	Company	Shares	Avg price	Total	Owned after	Δ stake	Flags
Aug 21, 2026 SForm 4 →	Aug 21, 5:00 pm EDT	PJT Partners Inc.PJT	1,723	$175.00	$301,525	11,289	−13.2%
Jun 1, 2026 MForm 4 →	Jun 3, 5:00 pm EDT	PJT Partners Inc.PJT	1,929	—	—	13,012	—
Mar 17, 2017 PForm 4 →	Mar 20, 4:44 pm EDT	PJT Partners Inc.PJT	2,600	$38.26	$99,476	2,600	—	plan?

Reported trades — derivatives (options, RSUs, warrants)

Trade	Reported (ET)	Company	Shares	Avg price	Total	Owned after	Δ stake	Flags
Sep 16, 2026 AForm 4 →	Sep 18, 5:00 pm EDT	PJT Partners Inc.PJT	15	—	—	9,720	—
Jun 17, 2026 AForm 4 →	Jun 18, 4:30 pm EDT	PJT Partners Inc.PJT	14	—	—	9,705	—
Jun 1, 2026 AMForm 4 →	Jun 3, 5:00 pm EDT	PJT Partners Inc.PJT	3,129	—	—	9,691	—
Dec 19, 2018 AForm 4 →	Dec 21, 5:32 pm EST	PJT Partners Inc.PJT	10	—	—	5,526	—
Sep 19, 2018 AForm 4 →	Sep 21, 5:04 pm EDT	PJT Partners Inc.PJT	5	—	—	5,516	—
Jun 20, 2018 AForm 4 →	Jun 22, 4:31 pm EDT	PJT Partners Inc.PJT	4	—	—	5,511	—
Jun 1, 2018 AForm 4 →	Jun 5, 4:51 pm EDT	PJT Partners Inc.PJT	2,382	—	—	5,507	—
Mar 21, 2018 AForm 4 →	Mar 23, 5:01 pm EDT	PJT Partners Inc.PJT	3	—	—	3,125	—
Dec 20, 2017 AForm 4 →	Dec 22, 5:03 pm EST	PJT Partners Inc.PJT	3	—	—	3,122	—
Sep 21, 2017 AForm 4 →	Sep 22, 4:32 pm EDT	PJT Partners Inc.PJT	4	—	—	3,119	—
Jun 22, 2017 AForm 4 →	Jun 23, 4:32 pm EDT	PJT Partners Inc.PJT	3	—	—	3,115	—
Mar 23, 2017 AForm 4 →	Mar 27, 4:28 pm EDT	PJT Partners Inc.PJT	4	—	—	3,112	—
Feb 7, 2017 AForm 4 →	Feb 9, 4:04 pm EST	PJT Partners Inc.PJT	3,108	—	—	3,108	—