MORIYAMA LESLIE A

PrivateCIK: 1642865
Location

DALLAS, TX

MORIYAMA LESLIE A (Chief Financial Officer) exercised options at DORCHESTER MINERALS, L.P.

Option exercise — a mechanical event triggered by vesting or expiry. Not a discretionary conviction trade.

M · 1 exercise
InsiderMORIYAMA LESLIE ACIK 1642865
IssuerDORCHESTER MINERALS, L.P.CIK 1172358
Officer· Chief Financial Officer
Since Dec 2018
-1.62K
Net shares
Net seller
$0.00
Total acquired
0
Open market trades
0B · 0S
3
Total transactions
4.02K acquired · 5.64K disposed
Non-Derivative Transactions2

Common Units

Direct
M · Option Exercise

Shares

+4.02K

Price / share

Trade value

% of position

4.3%
12/3/2025
93.22K97.23K

Common Units

Direct
F · Tax Withholding

Shares

1.62K

Price / share

Trade value

% of position

1.7%
12/3/2025
97.23K95.61K
Total

Net shares

+2.40K

Net value

$0.00

Derivative Transactions1

Notional Units

Direct
M · Option Exercise
Converts to

Common Units

4.02K shares

Shares

4.02K

Strike price

Held after

8.03K

Exercisable

12/3/2025
MORIYAMA LESLIE A — Insider Transaction (Form 4) Filed Dec 5, 2025 | Finecho