WALTERS MARIAN

PrivateCIK: 1782905
Location

WOODLAND HILLS, CA

WALTERS MARIAN sold 5.4% of their position (7.68K shares) of EOS ENERGY ENTERPRISES, INC. on the open market

Open‑market sale worth $54.3K — a moderate reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderWALTERS MARIANCIK 1782905
Director
Since Nov 2020
-7.68K
Net shares
Net seller
$54.3K
Total sold
1
Open market trades
0B · 1S
5
Total transactions
30.79K acquired · 38.47K disposed
Non-Derivative Transactions3

Common Stock

Direct
M · Option Exercise

Shares

+7.68K

Price / share

$1.18

Trade value

$9.06K

% of position

5.7%
5/19/2026
135.33K143.01K

Common Stock

Direct
S · Sale

Shares

7.68K

Price / share

$7.07

Trade value

$54.30K

% of position

5.4%
5/19/2026
143.01K135.33K

Common Stock

Direct
M · Option Exercise

Shares

+23.11K

Price / share

Trade value

% of position

17.1%
5/19/2026
135.33K158.44K
Total

Net shares

+23.11K

Net value

-$45.24K

Derivative Transactions2

Restricted Stock Units

Direct
M · Option Exercise
Converts to

Common Stock

23.11K shares

Shares

23.11K

Strike price

Held after

0.00

Exercisable

5/19/2026

Stock Option (Right to Buy)

Direct
M · Option Exercise
Converts to

Common Stock

7.68K shares

Shares

7.68K

Strike price

1.18

Held after

87.34K

Exercisable

5/19/2026
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 19, 2026 | Finecho