SIENKO DAVID C

PrivateCIK: 1481905
Location

COEUR D'ALENE, ID

SIENKO DAVID C (S. Vice President, GC & Secy.) exercised options at HECLA MINING CO/DE/

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

M · 1 exercise
InsiderSIENKO DAVID CCIK 1481905
IssuerHECLA MINING CO/DE/CIK 719413
Officer· S. Vice President, GC & Secy.
Since Mar 2026
+40.47K
Net shares
Net buyer
$179.7K
Total sold
0
Open market trades
0B · 0S
3
Total transactions
47.76K acquired · 7.29K disposed
Non-Derivative Transactions2

Common Stock

Direct
M · Option Exercise

Shares

+23.88K

Price / share

Trade value

% of position

3.2%
3/2/2026
753.39K777.27K

Common Stock

Direct
F · Tax Withholding

Shares

7.29K

Price / share

$24.63

Trade value

$179.65K

% of position

0.9%
3/2/2026
777.27K769.97K
Total

Net shares

+16.59K

Net value

-$179.65K

Derivative Transactions1

Performance rights

Direct
M · Option Exercise
Converts to

Common Stock

23.88K shares

Shares

+23.88K

Strike price

0

Held after

115.63K

Exercisable

3/2/2026
SIENKO DAVID C — Insider Transaction (Form 4) Filed Mar 4, 2026 | Finecho