Castro, Leonardo De Oliveira — Insider Profile

Insider Profile

Castro, Leonardo De Oliveira

$STN

Companies Filed At

Open-Market Buys (2yr)

—

Buy Value (2yr, open-market)

May 19, 2026

Most Recent Trade

Credibility
Score

72%

Hit Rate

+6.8%

Avg 90d Return

+5.9%

Median 90d Return

Evaluated Trades

+30.7%

Best Trade

-11.5%

Worst Trade

Hit rate and returns are based on 68 open-market buys with evaluable 90-day outcomes. Score reflects historical conviction, not a guarantee of future performance. This insider has a solid track record of profitable timing.

Date	Company	Role	Nature	Dir.	Shares	Price	Value	Score
May 19, 2026	$STN Stantec	—	Comp. Grant	Buy	1,089	—	—	58
Dec 31, 2025	$STN Stantec	—	Plan / DRIP	Buy	70	$132.99	$9K	58
Dec 31, 2025	$STN Stantec	—	Plan / DRIP	Buy	3	$132.99	$399	58
Dec 31, 2025	$STN Stantec	—	Plan / DRIP	Buy	4	$132.99	$532	58
Dec 31, 2025	$STN Stantec	—	Plan / DRIP	Buy	225	$90.87	$20K	58
Dec 31, 2025	$STN Stantec	—	Plan / DRIP	Buy	37	$138.64	$5K	58
Dec 31, 2025	$STN Stantec	—	Plan / DRIP	Buy	12	$139.84	$2K	58
Jun 20, 2025	$STN Stantec	—	Other	Sell	3,382	$143.72	$486K	58
Jun 20, 2025	$STN Stantec	—	Other	Sell	846	$133.69	$113K	58
May 20, 2025	$STN Stantec	—	Comp. Grant	Buy	1,340	—	—	58
May 20, 2025	$STN Stantec	—	Comp. Grant	Buy	575	$136.29	$78K	58
Dec 31, 2024	$STN Stantec	—	Plan / DRIP	Buy	57	$113.46	$6K	58
Dec 31, 2024	$STN Stantec	—	Plan / DRIP	Buy	77	$111.78	$9K	58
Dec 31, 2024	$STN Stantec	—	Plan / DRIP	Buy	3	$111.78	$335	58
Dec 31, 2024	$STN Stantec	—	Plan / DRIP	Buy	5	$111.78	$559	58
Dec 31, 2024	$STN Stantec	—	Plan / DRIP	Buy	240	$83.16	$20K	58
Dec 31, 2024	$STN Stantec	—	Plan / DRIP	Buy	15	$113.57	$2K	58
Jun 21, 2024	$STN Stantec	—	Other	Sell	3,199	$174.15	$557K	58
Jun 21, 2024	$STN Stantec	—	Other	Sell	801	$115.10	$92K	58
Dec 31, 2023	$STN Stantec	—	Plan / DRIP	Buy	20	$88.99	$2K	58
Dec 31, 2023	$STN Stantec	—	Plan / DRIP	Buy	82	$88.99	$7K	58
Dec 22, 2023	$STN Stantec	—	Open Market	Buy	1,000	$104.39	$104K	58
Aug 14, 2023	$STN Stantec	—	Open Market	Buy	113	$90.01	$10K	58
Aug 14, 2023	$STN Stantec	—	Open Market	Buy	446	$90.01	$40K	58
Aug 14, 2023	$STN Stantec	—	Open Market	Buy	554	$90.01	$50K	58
Jun 23, 2023	$STN Stantec	—	Other	Sell	4,605	$101.22	$466K	58
Jun 23, 2023	$STN Stantec	—	Other	Sell	1,150	$82.16	$94K	58
May 15, 2023	$STN Stantec	—	Comp. Grant	Buy	576	$80.64	$46K	58
May 15, 2023	$STN Stantec	—	Comp. Grant	Buy	2,302	$80.64	$186K	58
Feb 27, 2023	$STN Stantec	—	Open Market	Buy	1,500	$78.96	$118K	58
Dec 31, 2022	$STN Stantec	—	Plan / DRIP	Buy	6	$62.33	$374	58
Dec 31, 2022	$STN Stantec	—	Plan / DRIP	Buy	84	$64.00	$5K	58
Dec 31, 2022	$STN Stantec	—	Plan / DRIP	Buy	34	$62.77	$2K	58
Dec 31, 2022	$STN Stantec	—	Plan / DRIP	Buy	133	$62.77	$8K	58
Dec 31, 2022	$STN Stantec	—	Plan / DRIP	Buy	410	$48.38	$20K	58
Dec 31, 2022	$STN Stantec	—	Plan / DRIP	Buy	6	$62.33	$374	58
Dec 31, 2022	$STN Stantec	—	Plan / DRIP	Buy	116	$62.33	$7K	58
Aug 17, 2022	$STN Stantec	—	Open Market	Buy	1,000	$65.00	$65K	58
Aug 17, 2022	$STN Stantec	—	Open Market	Buy	500	$65.60	$33K	58
Aug 17, 2022	$STN Stantec	—	Open Market	Buy	1,000	$65.51	$66K	58
Aug 17, 2022	$STN Stantec	—	Open Market	Buy	1,000	$65.50	$66K	58
Aug 17, 2022	$STN Stantec	—	Open Market	Buy	1,000	$65.35	$65K	58
Aug 17, 2022	$STN Stantec	—	Open Market	Buy	1,000	$65.25	$65K	58
Aug 17, 2022	$STN Stantec	—	Open Market	Buy	970	$65.10	$63K	58
Aug 15, 2022	$STN Stantec	—	Open Market	Buy	1,000	$64.75	$65K	58
Jun 24, 2022	$STN Stantec	—	Other	Sell	1,427	$55.38	$79K	58
Jun 24, 2022	$STN Stantec	—	Other	Sell	5,707	$49.07	$280K	58
May 16, 2022	$STN Stantec	—	Comp. Grant	Buy	824	$54.50	$45K	58
May 16, 2022	$STN Stantec	—	Comp. Grant	Buy	3,293	$54.50	$179K	58
Dec 31, 2021	$STN Stantec	—	Comp. Grant	Buy	777	$53.45	$42K	58
Dec 31, 2021	$STN Stantec	—	Plan / DRIP	Buy	136	$60.74	$8K	58
Dec 31, 2021	$STN Stantec	—	Comp. Grant	Buy	3,104	$53.45	$166K	58
Dec 31, 2021	$STN Stantec	—	Plan / DRIP	Buy	34	$60.74	$2K	58
Dec 31, 2021	$STN Stantec	—	Plan / DRIP	Buy	300	$56.29	$17K	58
Dec 31, 2021	$STN Stantec	—	Plan / DRIP	Buy	1	$54.45	$54	58
Dec 31, 2021	$STN Stantec	—	Plan / DRIP	Buy	8	$54.45	$436	58
Dec 31, 2021	$STN Stantec	—	Plan / DRIP	Buy	121	$54.45	$7K	58
Dec 31, 2021	$STN Stantec	—	Plan / DRIP	Buy	6	$54.45	$327	58
Dec 31, 2021	$STN Stantec	—	Plan / DRIP	Buy	7	$54.45	$381	58
Dec 31, 2021	$STN Stantec	—	Plan / DRIP	Buy	226	$45.94	$10K	58
Dec 31, 2021	$STN Stantec	—	Plan / DRIP	Buy	14	$47.07	$659	58
May 20, 2021	$STN Stantec	—	Exercise	Buy	3,848	$32.98	$127K	58
May 20, 2021	$STN Stantec	—	Exercise	Sell	3,848	$32.98	$209K	58
Apr 23, 2021	$STN Stantec	—	Other	Sell	4,196	$38.58	$162K	58
Dec 31, 2020	$STN Stantec	—	Plan / DRIP	Buy	528	$29.38	$16K	58
Dec 31, 2020	$STN Stantec	—	Plan / DRIP	Buy	7	$40.23	$282	58
Dec 31, 2020	$STN Stantec	—	Plan / DRIP	Buy	9	$40.23	$362	58
Dec 31, 2020	$STN Stantec	—	Plan / DRIP	Buy	33	$41.79	$1K	58
Dec 31, 2020	$STN Stantec	—	Plan / DRIP	Buy	194	$41.72	$8K	58
Dec 31, 2020	$STN Stantec	—	Plan / DRIP	Buy	397	$40.34	$16K	58
Dec 31, 2020	$STN Stantec	—	Plan / DRIP	Buy	2	$40.23	$80	58
Dec 31, 2020	$STN Stantec	—	Plan / DRIP	Buy	9	$40.23	$362	58
Dec 31, 2020	$STN Stantec	—	Plan / DRIP	Buy	150	$40.23	$6K	58
Dec 31, 2020	$STN Stantec	—	Comp. Grant	Buy	1,110	$42.00	$47K	58
Dec 31, 2020	$STN Stantec	—	Comp. Grant	Buy	4,443	$42.00	$187K	58
Aug 12, 2020	$STN Stantec	—	Exercise	Sell	4,863	$32.01	$156K	58
Aug 12, 2020	$STN Stantec	—	Open Market	Buy	7,692	$43.71	$336K	58
Aug 12, 2020	$STN Stantec	—	Exercise	Buy	7,692	$32.98	$254K	58
Aug 12, 2020	$STN Stantec	—	Open Market	Buy	13,564	$43.77	$594K	58
Aug 12, 2020	$STN Stantec	—	Exercise	Buy	13,564	$31.75	$431K	58
Aug 12, 2020	$STN Stantec	—	Open Market	Buy	4,863	$43.90	$214K	58
Aug 12, 2020	$STN Stantec	—	Exercise	Buy	4,863	$32.01	$156K	58
Aug 12, 2020	$STN Stantec	—	Exercise	Sell	13,564	$31.75	$431K	58
Aug 12, 2020	$STN Stantec	—	Exercise	Sell	7,692	$32.98	$254K	58
Apr 24, 2020	$STN Stantec	—	Other	Sell	4,500	$39.84	$179K	58
Mar 02, 2020	$STN Stantec	—	Open Market	Buy	3,964	$40.83	$162K	58
Mar 02, 2020	$STN Stantec	—	Exercise	Buy	11,930	$32.83	$392K	58
Mar 02, 2020	$STN Stantec	—	Exercise	Buy	3,964	$32.90	$130K	58
Mar 02, 2020	$STN Stantec	—	Exercise	Sell	3,964	$32.90	$130K	58
Mar 02, 2020	$STN Stantec	—	Exercise	Sell	11,930	$32.83	$392K	58
Mar 02, 2020	$STN Stantec	—	Open Market	Buy	11,930	$40.67	$485K	58

Muted rows are plan purchases, compensation grants, or DRIP — not open-market. Signal scores reflect the company's current score, not the score at time of trade.