WALTERS MARIAN

PrivateCIK: 1782905
Location

WOODLAND HILLS, CA

WALTERS MARIAN sold 15.9% of their position (30K shares) of EOS ENERGY ENTERPRISES, INC. on the open market

Open‑market sale worth $275.4K — a significant reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderWALTERS MARIANCIK 1782905
Director
Since Nov 2020
-30K
Net shares
Net seller
$275.4K
Total sold
1
Open market trades
0B · 1S
3
Total transactions
30K acquired · 60K disposed
Non-Derivative Transactions2

Common Stock

Direct
M · Option Exercise

Shares

+30K

Price / share

$1.18

Trade value

$35.40K

% of position

18.9%
5/28/2026
158.44K188.44K

Common Stock

Direct
S · Sale

Shares

30K

Price / share

$9.18

Trade value

$275.40K

% of position

15.9%
5/28/2026
188.44K158.44K
Total

Net shares

+0.00

Net value

-$240K

Derivative Transactions1

Stock Option (Right to Buy)

Direct
M · Option Exercise
Converts to

Common Stock

30K shares

Shares

30K

Strike price

1.18

Held after

35.02K

Exercisable

5/28/2026
Non-Derivative Holdings (Post-Transaction)1

Common Stock

Indirect
Shares owned5K
Total
5K indirect5K
Derivative Holdings (Post-Transaction)0
No derivative holdings reported
WALTERS MARIAN — Insider Transaction (Form 4) Filed May 29, 2026 | Finecho