Eos Energy Enterprises, Inc.

By person

24 insiders · 135 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

Worth

Change

Stidolph Russell Monoki

Director

$199.22K (2)

$11.47M (4)

−$11.27M

6,956,920

$27.27M

−38.6%

Mastrangelo Joe

Chief Executive Officer

$995.69K (8)

$5.02M (5) scheduled

−$4.03M

2,308,704

$9.05M

—

Kroeker Nathan

Chief Commercial Officer

$8.58K (1)

$3.75M (8) scheduled

−$3.74M

887,527

$3.48M

—

BRC Group Holdings, Inc. entity

10% owner

$46.62M (15)

$43.90M (32)

+$2.72M

14,967,526

$58.67M

+24.7%

Silberman Michael W

Chief Legal Officer

—

$1.91M (4) scheduled

−$1.91M

298,277

$1.17M

—

Walters Marian

Director

$17.80K (1)

$1.68M (5) scheduled

−$1.66M

176,634

$692.41K

—

Shribman Daniel

Former Director

$57.87K (2)

$1.27M (3)

−$1.21M

1,061,670

$4.16M

+3.3%

Puri Sumeet

Chief Accounting Officer

—

$1.10M (8) scheduled

−$1.10M

280,195

$1.10M

—

Bornstein Jeffrey S

Director

$25.94K (1)

$1.04M (4)

−$1.01M

143,806

$563.72K

−4.6%

Gonzales Randall B

Chief Financial Officer

$221.24K (2)

—

+$221.24K

188,094

$737.33K

+93,947%

DIMITRIEF ALEXANDER

Director

$465.71K (8)

$270.00K (1)

+$195.71K

280,673

$1.10M

—

Urban David

Director

$100.10K (1)

—

+$100.10K

97,767

$383.25K

—

Buczkowski Michelle

Chief Commercial Officer

—

$67.32K (1) scheduled

−$67.32K

61,827

$242.36K

+29.4%

Song Haiyan

Director

$58.70K (2)

—

+$58.70K

15,000

$58.80K

—

Tedone John J

Chief Accounting Officer

$19.25K (1)

—

+$19.25K

25,487

$99.91K

+218.6%

Berube Melissa

General Counsel

$7.08K (1)

—

+$7.08K

171,836

$673.60K

—

Demby Claude

Director

$50.03K (1)

$56.00K (1)

−$5.97K

157,400

$617.01K

—

Zibelman Audrey Ann

Director

$184.50 (1)

—

+$184.50

104,897

$411.20K

—

Singh Krishna Pal

Director

—

5,589,418

$21.91M

+6.6%

McNeil Jeff

Director

—

122,290

$479.38K

—

Kurada Sagar

Chief Financial officer

—

66,939

$262.40K

—

Nigro Joseph

Director

—

41,723

$163.55K

—

Nixon Gregory S.

Director

—

13,867

$54.36K

—

SPRING CREEK CAPITAL LLC entity

10% owner

—

$0.00

−100.0%

No percentages here. These insiders hold more than one class of share between them, and the share count on file covers one of them rather than all. Dividing the two would compare different things.

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

Kroeker Nathan

28 Jul 2026

Chief Commercial Officer

Sold on a plan

110,417

$3.36

$371.00K

Puri Sumeet

28 Jul 2026

Chief Accounting Officer

Sold on a plan

29,167

$3.36

$98.00K

Kroeker Nathan

7 Jul 2026

CCO and Interim CFO

Sold on a plan

79,309

$4.68

$371.17K

Kroeker Nathan

30 Jun 2026

CCO and Interim CFO

Sold on a plan

35,289

$5.86

$206.79K

Silberman Michael W

30 Jun 2026

Chief Legal Officer

Sold on a plan

14,998

$5.87

$88.04K

Buczkowski Michelle

30 Jun 2026

Chief Administration Officer

Sold on a plan

11,469

$5.87

$67.32K

Puri Sumeet

30 Jun 2026

Chief Accounting Officer

Sold on a plan

8,823

$5.86

$51.70K

Kroeker Nathan

26 Jan 2026

CCO and Interim CFO

Sold on a plan

50,000

$16.04

$802.00K

Silberman Michael W

23 Jan 2026

Chief Legal Officer

Sold on a plan

41,667

$17.74

$739.17K

Puri Sumeet

8 Sep 2025

Chief Accounting Officer

Sold on a plan

20,000

$7.25

$145.00K

Puri Sumeet

8 Sep 2025

Chief Accounting Officer

Sold on a plan

20,501

$6.98

$143.10K

Puri Sumeet

29 Jul 2025

Chief Accounting Officer

Sold on a plan

17,500

$5.94

$103.95K

Silberman Michael W

29 Jul 2025

General Counsel

Sold on a plan

65,625

$5.94

$389.81K

Kroeker Nathan

29 Jul 2025

CCO and Interim CFO

Sold on a plan

99,375

$5.94

$590.29K

Mastrangelo Joe

29 Jul 2025

Chief Executive Officer

Sold on a plan

166,667

$5.94

$990.00K

Mastrangelo Joe

8 Jul 2025

Chief Executive Officer

Sold on a plan

127,152

$4.92

$625.59K

Kroeker Nathan

8 Jul 2025

CCO and Interim CFO

Sold on a plan

47,254

$4.92

$232.49K

Kroeker Nathan

7 Jul 2025

CCO and Interim CFO

Sold on a plan

24,124

$5.21

$125.69K

Show all 135 transactions →

Eos Energy Enterprises, Inc.

By person

Individual transactions

What was left out