BARKMANN ALBERT

PrivateCIK: 2012976
Location

MIDLAND, TX

BARKMANN ALBERT (Exec. VP and Chief Engineer) sold 10.9% of their position (3K shares) of DIAMONDBACK ENERGY, INC. on the open market

Open‑market sale worth $612.1K — a moderate reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderBARKMANN ALBERTCIK 2012976
IssuerDIAMONDBACK ENERGY, INC.CIK 1539838
Officer· Exec. VP and Chief Engineer
Since Mar 2026
-3K
Net shares
Net seller
$612.1K
Total sold
1
Open market trades
0B · 1S
1
Total transactions
3K disposed
Non-Derivative Transactions1

Common Stock

Direct
S · Sale

Shares

3K

Price / share

$204.04

Trade value

$612.11K

% of position

10.9%
5/15/2026
27.57K24.57K
Total

Net shares

3K

Net value

-$612.11K

Derivative Transactions0
No derivative transactions reported
BARKMANN ALBERT — Insider Transaction (Form 4) Filed May 19, 2026 | Finecho