InsidersTradesSigma
Total declarations
Companies
▲ Purchases (2 ops.)
▼ Sales (0 ops.)
Insider track record
CFODisclosed buys
2
Disclosed sells
0
T+90 hit rate
9%
T+90 mean return
-22.4%
Across 11 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Explore the full record of transactions filed by MATHIESEN JEFFREY S, Chief Financial Officer. Director active across 3 companies, notably Helius Medical Technologies, INC.. In total, 13 reports have been published. Split: 2 buys · 0 sell. Total volume traded: €28k. Activity tracked since 25 May 2021. The latest transaction was filed on 14 February 2025 (Attribution). Regulator: SEC (Form 4). All data is openly available.
Declarations13 total
27,778 shares0Common StockSEC:0001213900-25-015155:0
20,576 shares0Common StockSEC:0001213900-23-021351:0
29,240 shares0Common StockSEC:0001596771-22-000017:0
8,011 shares0Class A Common StockSEC:0001209191-22-011221:0
8,011 shares0Class A Common StockSEC:0001209191-22-011221
3,000 shares@ US$5.309850.0% of flowClass A Common StockSEC:0001209191-21-070472
Ideal exit: 13 Sept 2022 (T+270)
3,000 shares@ US$5.30980.011% mcap50.0% of flowClass A Common StockSEC:0001209191-21-070472:0
Ideal exit: 13 Sept 2022 (T+270)
4,592 shares0Common StockSEC:0001596771-21-000039:0
4,592 shares0Common StockSEC:0001596771-21-000039
4,316 shares0Common StockSEC:0001437749-21-013593:0
937 shares0Class A Common StockSEC:0001209191-21-036235
4,316 shares0Common StockSEC:0001437749-21-013593
937 shares0Class A Common StockSEC:0001209191-21-036235:0
13 of 13 declarations
About MATHIESEN JEFFREY S
Jeffrey S. Mathiesen is the Chief Financial Officer and Treasurer at Helius Medical Technologies, Inc., Panbela Therapeutics, Inc., and NeuroOne Medical Technologies Corp. He oversees financial operations and contributes to the overall strategy of these companies.
