PLAUMANN MARK LAWRENCE

PrivateCIK: 1290795
Location

GREENWICH, CT

PLAUMANN MARK LAWRENCE sold 3.6% of their position (500.00 shares) of DIAMONDBACK ENERGY, INC. on the open market

Open‑market sale worth $98.3K — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderPLAUMANN MARK LAWRENCECIK 1290795
IssuerDIAMONDBACK ENERGY, INC.CIK 1539838
Director
Since Jun 2019
-500.00
Net shares
Net seller
$98.3K
Total sold
1
Open market trades
0B · 1S
1
Total transactions
500.00 disposed
Non-Derivative Transactions1

Common Stock

Direct
S · Sale

Shares

500.00

Price / share

$196.50

Trade value

$98.25K

% of position

3.6%
6/9/2026
13.94K13.44K
Total

Net shares

500.00

Net value

-$98.25K

Derivative Transactions0
No derivative transactions reported
PLAUMANN MARK LAWRENCE — Insider Transaction (Form 4) Filed Jun 10, 2026 | Finecho