Bernardini, Marina — Insider Profile

Insider Profile

Bernardini, Marina

$SGML

Companies Filed At

Open-Market Buys (2yr)

$1.5M

Buy Value (2yr, open-market)

May 20, 2025

Most Recent Trade

Credibility
Score

52%

Hit Rate

+16.0%

Avg 90d Return

+10.4%

Median 90d Return

Evaluated Trades

+71.3%

Best Trade

-31.1%

Worst Trade

Hit rate and returns are based on 21 open-market buys with evaluable 90-day outcomes. Score reflects historical conviction, not a guarantee of future performance. Limited signal — either below-average timing or insufficient trade history.

Date	Company	Role	Nature	Dir.	Shares	Price	Value	Score
May 20, 2025	$SGML Sigma Lithium Corporation	—	Open Market	Buy	10,000	$5.90	$59K	66
May 20, 2025	$SGML Sigma Lithium Corporation	—	Open Market	Buy	95,097	$5.84	$555K	66
May 16, 2025	$SGML Sigma Lithium Corporation	—	Open Market	Buy	13,000	$6.60	$86K	66
May 15, 2025	$SGML Sigma Lithium Corporation	—	Open Market	Buy	32,928	$7.00	$230K	66
May 14, 2025	$SGML Sigma Lithium Corporation	—	Open Market	Buy	10,000	$7.56	$76K	66
May 14, 2025	$SGML Sigma Lithium Corporation	—	Open Market	Buy	10,000	$7.58	$76K	66
May 13, 2025	$SGML Sigma Lithium Corporation	—	Open Market	Buy	300	$7.90	$2K	66
Aug 08, 2024	$SGML Sigma Lithium Corporation	—	Open Market	Buy	6,341	$9.38	$59K	66
Aug 07, 2024	$SGML Sigma Lithium Corporation	—	Open Market	Buy	10,000	$9.12	$91K	66
Aug 07, 2024	$SGML Sigma Lithium Corporation	—	Open Market	Buy	7,368	$9.52	$70K	66
Aug 07, 2024	$SGML Sigma Lithium Corporation	—	Open Market	Buy	10,000	$9.46	$95K	66
Aug 07, 2024	$SGML Sigma Lithium Corporation	—	Open Market	Buy	10,000	$9.08	$91K	66
Aug 06, 2024	$SGML Sigma Lithium Corporation	—	Open Market	Buy	1,291	$9.00	$12K	66
Jul 17, 2023	$SGML Sigma Lithium Corporation	—	Exercise	Buy	275,000	—	—	66
Jul 17, 2023	$SGML Sigma Lithium Corporation	—	Exercise	Sell	275,000	—	—	66
Jun 29, 2023	$SGML Sigma Lithium Corporation	—	Comp. Grant	Buy	83,334	—	—	66
Jun 29, 2023	$SGML Sigma Lithium Corporation	—	Comp. Grant	Buy	83,334	—	—	66
Oct 28, 2022	$SGML Sigma Lithium Corporation	—	Comp. Grant	Buy	83,333	—	—	66
Oct 28, 2022	$SGML Sigma Lithium Corporation	—	Comp. Grant	Buy	83,333	—	—	66
Jun 20, 2022	$SGML Sigma Lithium Corporation	—	Exercise	Sell	15,000	—	—	66
Jun 20, 2022	$SGML Sigma Lithium Corporation	—	Exercise	Buy	15,000	—	—	66
Jun 01, 2021	$SGML Sigma Lithium Corporation	—	Comp. Grant	Buy	83,333	—	—	66
Jun 01, 2021	$SGML Sigma Lithium Corporation	—	Comp. Grant	Buy	83,333	—	—	66

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.