Insider Profile
Thorburn, Karin Sigrid
2
Companies Filed At
8
Open-Market Buys (2yr)
$175K
Buy Value (2yr, open-market)
Sep 19, 2025
Most Recent Trade
51
Credibility
Score
100%
Hit Rate
+54.7%
Avg 90d Return
+53.3%
Median 90d Return
5
Evaluated Trades
+93.2%
Best Trade
+4.3%
Worst Trade
Hit rate and returns are based on 5 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.
Cross-Company Track Record
THIN HISTORY
100%
Hit Rate · 90d
+82.2%
Median Alpha · 90d
1
Closed Buys Evaluated
100%
Beat XIU
All-insider base rate: 59% hit rate  · +1.3% mean alpha (n=11504)
cluster buyer size concentrated
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 1 closed buys with individual return outcomes available on the Research plan.
Date Company Role Nature Dir. Shares Price Value Score
Sep 19, 2025 $BMM
Black Mammoth Metals Corporation
Open Market Buy 4,090 $3.37 $14K 39
Sep 19, 2025 $MOON
Blue Moon Metals Inc.
Open Market Buy 4,090 $3.37 $14K
Sep 18, 2025 $BMM
Black Mammoth Metals Corporation
Open Market Buy 4,050 $3.37 $14K 39
Sep 18, 2025 $MOON
Blue Moon Metals Inc.
Open Market Buy 4,050 $3.37 $14K
Jul 30, 2025 $BMM
Black Mammoth Metals Corporation
Open Market Buy 5,840 $3.45 $20K 39
Jul 30, 2025 $MOON
Blue Moon Metals Inc.
Open Market Buy 5,840 $3.45 $20K
Jul 23, 2025 $BMM
Black Mammoth Metals Corporation
Open Market Buy 11,800 $3.39 $40K 39
Jul 23, 2025 $MOON
Blue Moon Metals Inc.
Open Market Buy 11,800 $3.39 $40K
Mar 14, 2025 $MOON
Blue Moon Metals Inc.
Corp. Event Sell 177,465
Mar 14, 2025 $BMM
Black Mammoth Metals Corporation
Corp. Event Sell 177,465 39
Mar 14, 2025 $BMM
Black Mammoth Metals Corporation
Corp. Event Sell 1,598,229 39
Mar 14, 2025 $MOON
Blue Moon Metals Inc.
Corp. Event Sell 1,598,229
Mar 07, 2025 $MOON
Blue Moon Metals Inc.
Comp. Grant Buy 197,183
Mar 07, 2025 $BMM
Black Mammoth Metals Corporation
Comp. Grant Buy 197,183 39
Feb 26, 2025 $MOON
Blue Moon Metals Inc.
Other Sell
Feb 26, 2025 $BMM
Black Mammoth Metals Corporation
Other Sell 39
Feb 26, 2025 $BMM
Black Mammoth Metals Corporation
Other Sell 39
Feb 26, 2025 $BMM
Black Mammoth Metals Corporation
Other Sell 39
Feb 26, 2025 $BMM
Black Mammoth Metals Corporation
Other Sell 39
Feb 26, 2025 $MOON
Blue Moon Metals Inc.
Other Sell
Feb 26, 2025 $MOON
Blue Moon Metals Inc.
Other Sell
Feb 26, 2025 $MOON
Blue Moon Metals Inc.
Other Sell
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.