Insider Profile
DeFilippo, Makko Aaron
1
Companies Filed At
1
Open-Market Buys (2yr)
Buy Value (2yr, open-market)
May 08, 2026
Most Recent Trade
33
Credibility
Score
60%
Hit Rate
+5.3%
Avg 90d Return
+15.4%
Median 90d Return
25
Evaluated Trades
+62.1%
Best Trade
-37.9%
Worst Trade
Hit rate and returns are based on 25 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.
Cross-Company Track Record
57%
Hit Rate · 90d
+6.3%
Median Alpha · 90d
7
Closed Buys Evaluated
57%
Beat XIU
All-insider base rate: 59% hit rate  · +1.3% mean alpha (n=11504)
high frequency
Entry: closing price on SEDI filing date (point-in-time). Exit: 90 calendar days later. Alpha vs XIU.TO (iShares TSX 60). Closed trades only. Not investment advice.
Research 7 closed buys with individual return outcomes available on the Research plan.
Date Company Role Nature Dir. Shares Price Value Score
May 08, 2026 $ERO
Ero Copper
Other Buy 3,874 59
May 08, 2026 $ERO
Ero Copper
Other Sell 8,333 59
Dec 11, 2025 $ERO
Ero Copper
Other Buy 9,487 $34.58 $328K 59
Dec 11, 2025 $ERO
Ero Copper
Other Sell 15,684 $34.58 $542K 59
Dec 11, 2025 $ERO
Ero Copper
Other Sell 18,598 59
Dec 10, 2025 $ERO
Ero Copper
Comp. Grant Buy 33,033 59
Dec 10, 2025 $ERO
Ero Copper
Comp. Grant Buy 45,612 $34.58 $1.6M 59
Dec 10, 2025 $ERO
Ero Copper
Comp. Grant Buy 16,516 59
Aug 11, 2025 $ERO
Ero Copper
Other Buy 5,812 59
Aug 11, 2025 $ERO
Ero Copper
Other Sell 12,500 59
Dec 13, 2024 $ERO
Ero Copper
Other Buy 9,289 59
Dec 13, 2024 $ERO
Ero Copper
Other Sell 11,109 59
Dec 13, 2024 $ERO
Ero Copper
Open Market Buy 7,300 59
Dec 13, 2024 $ERO
Ero Copper
Other Buy 6,664 59
Dec 13, 2024 $ERO
Ero Copper
Other Sell 11,110 59
Dec 13, 2024 $ERO
Ero Copper
Other Sell 15,482 59
Dec 12, 2024 $ERO
Ero Copper
Expiry Sell 34,576 $20.52 $709K 59
Dec 11, 2024 $ERO
Ero Copper
Comp. Grant Buy 24,567 59
Dec 11, 2024 $ERO
Ero Copper
Comp. Grant Buy 66,114 $20.73 $1.4M 59
Dec 11, 2024 $ERO
Ero Copper
Comp. Grant Buy 49,135 59
Oct 04, 2024 $ERO
Ero Copper
Exercise Sell 8,334 59
Oct 04, 2024 $ERO
Ero Copper
Exercise Buy 5,042 59
Dec 13, 2023 $ERO
Ero Copper
Comp. Grant Buy 34,776 $18.04 $627K 59
Dec 13, 2023 $ERO
Ero Copper
Other Buy 4,060 59
Dec 13, 2023 $ERO
Ero Copper
Other Sell 16,508 59
Dec 13, 2023 $ERO
Ero Copper
Other Buy 13,190 59
Dec 13, 2023 $ERO
Ero Copper
Other Sell 6,711 59
Dec 13, 2023 $ERO
Ero Copper
Other Buy 26,380 59
Dec 13, 2023 $ERO
Ero Copper
Other Buy 10,701 59
Dec 11, 2023 $ERO
Ero Copper
Exercise Buy 63,902 $9.76 $624K 59
Dec 11, 2023 $ERO
Ero Copper
Open Market Buy 63,902 59
Dec 11, 2023 $ERO
Ero Copper
Exercise Sell 63,902 $9.76 $624K 59
Nov 16, 2023 $ERO
Ero Copper
Comp. Grant Buy 25,000 59
Aug 03, 2023 $ERO
Ero Copper
Comp. Grant Buy 25,000 59
Jun 16, 2022 $ERO
Ero Copper
Open Market Buy 3,250 59
May 13, 2022 $ERO
Ero Copper
Open Market Buy 2,000 59
Mar 31, 2022 $ERO
Ero Copper
Exercise Sell 50,334 $1.50 $76K 59
Mar 31, 2022 $ERO
Ero Copper
Exercise Buy 50,334 $1.50 $76K 59
Mar 31, 2022 $ERO
Ero Copper
Open Market Buy 35,334 59
Jan 28, 2022 $ERO
Ero Copper
Open Market Buy 2,100 59
Dec 17, 2020 $ERO
Ero Copper
Other Buy 16,508 59
Dec 17, 2020 $ERO
Ero Copper
Comp. Grant Buy 33,894 $18.90 $641K 59
Mar 20, 2020 $ERO
Ero Copper
Open Market Buy 4,000 59
Muted rows are plan purchases, compensation grants, or DRIP — not open-market. Confluence Scores reflect the company's current score, not the score at time of trade.
Form55 provides data and analysis for informational purposes only. Nothing on this site constitutes investment advice or a recommendation to buy or sell any security. Past performance is not indicative of future results.