EHRMAN BRADLEY J

USNatural personCEO

Transactions

Issuers

Buys / Sells

39/0

Last tx

12 May 2026

Behaviour

1 purchase reported after at least 12 months of silence — most recent on 20 Dec 2021.

Current positions

Holdings derived from the most recent reported transactions. Not adjusted for stock splits or share-class conversions.

Issuer	Shares	Source	Last tx	Detail
DORCHESTER MINERALS, L.P.	142,723	reported	12 May 2026	tx 73+230,465−48,084

Track record

Average stock performance after each discretionary buy, measured at 1, 3 and 6 months. 10 buys in history.

1 month

+4.1%

Sample9

Win rate (≥5%)44%

Hit rate (>0)89%

3 months

+15.4%

Sample9

Win rate (≥5%)67%

Hit rate (>0)78%

6 months

+23.3%

Sample9

Recent transactions

Date	Type	Issuer	Qty	Price	Signals
12 May 2026	PURCHASE	DORCHESTER MINERALS, L.P.	4,000	26.78 USD
15 Dec 2025	TAX_WITHHOLDING	DORCHESTER MINERALS, L.P.	1,719	0.00 USD
15 Dec 2025	EXERCISE	DORCHESTER MINERALS, L.P.	4,727	0.00 USD
15 Dec 2025	EXERCISE	DORCHESTER MINERALS, L.P.	4,727	0.00 USD	deriv
03 Dec 2025	EXERCISE

InsiderLens aggregates public information issued by financial regulators (SEC, AMF, FCA, BaFin, AFM, FI, HKEX, ASX). The service constitutes neither investment advice nor a recommendation to buy or sell. Past performance is no guarantee of future results. Investing in financial instruments carries the risk of capital loss.

Transactions

Issuers

Buys / Sells

39/0

Last tx

12 May 2026

Behaviour

1 purchase reported after at least 12 months of silence — most recent on 20 Dec 2021.

Current positions

Holdings derived from the most recent reported transactions. Not adjusted for stock splits or share-class conversions.

Issuer	Shares	Source	Last tx	Detail
DORCHESTER MINERALS, L.P.	142,723	reported	12 May 2026	tx 73+230,465−48,084

Track record

Average stock performance after each discretionary buy, measured at 1, 3 and 6 months. 10 buys in history.

1 month

+4.1%

Sample9

Win rate (≥5%)44%

Hit rate (>0)89%

3 months

+15.4%

Sample9

Win rate (≥5%)67%

Hit rate (>0)78%

6 months

+23.3%

Sample9

Recent transactions

Date	Type	Issuer	Qty	Price	Signals
12 May 2026	PURCHASE	DORCHESTER MINERALS, L.P.	4,000	26.78 USD
15 Dec 2025	TAX_WITHHOLDING	DORCHESTER MINERALS, L.P.	1,719	0.00 USD
15 Dec 2025	EXERCISE	DORCHESTER MINERALS, L.P.	4,727	0.00 USD
15 Dec 2025	EXERCISE	DORCHESTER MINERALS, L.P.	4,727	0.00 USD	deriv
03 Dec 2025	EXERCISE