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Eos Energy Enterprises, Inc.

EOSE Mostly scheduled

CIK 0001805077 #2400 in the set updated 17 Sep 2026

Bought (1 mo)

$58.70K

out of their own pocket, the only kind of buying there is

Sold (1 mo)

$1.29M

$1.29M on a plan · $0.00 straight out of an exercise

Sold at will

$0.00

0 of 3 sales

Net

−$1.23M

+$58.70K against sales at will

By person

15 insiders · 5 transactions

2.2×

Joe Mastrangelo holds only 2.2 times base salary in stock. $9.05M of shares against $4.01M in salary for 2025.

Salary from the company's own proxy. The shares are what Joe Mastrangelo last reported holding, valued at $3.92, the price Common Stock was last bought or sold at on the open market here, on 16 Sep 2026.

Insider

Role

Bought

Sold

Net

Holding

Of company

Worth

Change

Mastrangelo Joe

Chief Executive Officer

—

$980.00K (1) scheduled

−$980.00K

2,308,704

0.6340%

$9.05M

+153.8%

Puri Sumeet

Chief Accounting Officer

—

$312.61K (2) scheduled

−$312.61K

280,195

0.0769%

$1.10M

+465.5%

Song Haiyan

Director

$58.70K (2)

—

+$58.70K

15,000

0.0041%

$58.80K

—

Stidolph Russell Monoki

Director

—

2,487,628

0.6831%

$9.75M

−17.9%

Kroeker Nathan

Chief Commercial Officer

—

887,527

0.2437%

$3.48M

+425.6%

Silberman Michael W

Chief Legal Officer

—

298,277

0.0819%

$1.17M

—

DIMITRIEF ALEXANDER

Director

—

280,673

0.0771%

$1.10M

+53.9%

Walters Marian

Director

—

171,634

0.0471%

$672.81K

+63.7%

Demby Claude

Director

—

157,400

0.0432%

$617.01K

+66.8%

Bornstein Jeffrey S

Director

—

143,806

0.0395%

$563.72K

+54.7%

McNeil Jeff

Director

—

122,290

0.0336%

$479.38K

+237.5%

Urban David

Director

—

97,767

0.0268%

$383.25K

—

Buczkowski Michelle

Chief Commercial Officer

—

61,827

0.0170%

$242.36K

+29.4%

Nigro Joseph

Director

—

41,723

0.0115%

$163.55K

—

Nixon Gregory S.

Director

—

13,867

0.0038%

$54.36K

—

Individual transactions

Insider

Date

Role

Action

Price

Amount

Mastrangelo Joe

16 Sep 2026

Chief Executive Officer

Sold on a plan

250,000

$3.92

$980.00K

Puri Sumeet

16 Sep 2026

Chief Accounting Officer

Sold on a plan

43,750

$3.92

$171.50K

Puri Sumeet

9 Sep 2026

Chief Accounting Officer

Sold on a plan

34,167

$4.13

$141.11K

Show all 5 transactions →

Eos Energy Enterprises, Inc.

By person

Individual transactions

What was left out