MARINKO MARK W.

PrivateCIK: 1612207
Location

OAK BROOK, IL

MARINKO MARK W. (SR VP, Chief Financial Officer) purchased 16.2% of their position (10K shares) of SUNCOKE ENERGY, INC. on the open market

Open‑market purchase worth $58.4K — a significant purchase. The strongest form of insider conviction signal.

P · 2 purchases
InsiderMARINKO MARK W.CIK 1612207
IssuerSUNCOKE ENERGY, INC.CIK 1514705
Officer· SR VP, Chief Financial Officer
Since Mar 2022
+10K
Net shares
Net buyer
$58.4K
Total acquired
2
Open market trades
2B · 0S
2
Total transactions
10K acquired
Non-Derivative Transactions2

Common Stock

Direct
P · Purchase

Shares

+400.00

Price / share

$5.83

Trade value

$2.33K

% of position

0.6%
2/25/2026
61.80K62.20K

Common Stock

Direct
P · Purchase

Shares

+9.60K

Price / share

$5.84

Trade value

$56.06K

% of position

15.4%
2/25/2026
62.20K71.80K
Total

Net shares

+10K

Net value

$58.40K

Derivative Transactions0
No derivative transactions reported
MARINKO MARK W. — Insider Transaction (Form 4) Filed Feb 26, 2026 | Finecho