InsiderClue
← All stocks

Eos Energy Enterprises, Inc.

EOSE Net selling
CIK 0001805077 #2400 in the set updated 17 Sep 2026
Bought (120 mo)
$48.85M
out of their own pocket, the only kind of buying there is
Sold (120 mo)
$71.54M
$7.43M on a plan · $5.26M straight out of an exercise
Sold at will
$58.84M
48 of 76 sales
Net
−$22.69M
−$9.99M against sales at will

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
$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

48
Insider
Date
Role
Action
Shares
Price
Amount
Mastrangelo Joe
27 Jul 2026
Chief Executive Officer
Sell
159,154
$3.61
$574.55K
Bornstein Jeffrey S
5 Dec 2025
Director
Sell
32,328
$15.05
$486.54K
Stidolph Russell Monoki
5 Dec 2025
Director
Sell indirect
500,000
$14.99
$7.50M
Bornstein Jeffrey S
4 Dec 2025
Director
Sell indirect
8,000
$15.75
$126.00K
Walters Marian
3 Sep 2025
Director
Sell
50,000
$7.90
$395.00K
DIMITRIEF ALEXANDER
4 Aug 2025
Director
Sell
45,000
$6.00
$270.00K
Puri Sumeet
16 May 2025
Chief Accounting Officer
Sell
36,173
$6.86
$248.15K
Silberman Michael W
16 May 2025
General Counsel
Sell
100,943
$6.86
$692.47K
Kroeker Nathan
16 May 2025
Chief Commercial Officer
Sell
152,856
$6.86
$1.05M
Mastrangelo Joe
16 May 2025
Chief Executive Officer
Sell
270,384
$6.86
$1.85M
Bornstein Jeffrey S
12 Sep 2024
Director
Sell
30,000
$2.62
$78.60K
Bornstein Jeffrey S
12 Sep 2024
Director
Sell indirect
132,720
$2.63
$349.05K
Demby Claude
7 Sep 2023
Director
Sell
20,143
$2.78
$56.00K
Shribman Daniel
10 Nov 2022
Former Director
Sell
50,000
$1.17
$58.51K
Shribman Daniel
9 Nov 2022
Former Director
Sell
281,750
$1.21
$341.09K
Shribman Daniel
8 Nov 2022
Former Director
Sell
662,000
$1.31
$866.23K
BRC Group Holdings, Inc.
17 Nov 2021
10% owner
Sell indirect
2,952
$11.00
$32.47K
BRC Group Holdings, Inc.
16 Nov 2021
10% owner
Sell indirect
113,228
$11.00
$1.25M
BRC Group Holdings, Inc.
15 Nov 2021
10% owner
Sell indirect
145,055
$10.99
$1.59M
BRC Group Holdings, Inc.
12 Nov 2021
10% owner
Sell indirect
23,377
$11.01
$257.41K
BRC Group Holdings, Inc.
10 Nov 2021
10% owner
Sell indirect
65,589
$11.62
$762.10K
BRC Group Holdings, Inc.
8 Nov 2021
10% owner
Sell indirect
45,963
$11.99
$551.10K
BRC Group Holdings, Inc.
15 Oct 2021
10% owner
Sell indirect
6,521
$12.85
$83.79K
BRC Group Holdings, Inc.
14 Oct 2021
10% owner
Sell indirect
600
$12.85
$7.71K
BRC Group Holdings, Inc.
1 Oct 2021
10% owner
Sell indirect
87,714
$14.23
$1.25M
BRC Group Holdings, Inc.
30 Sep 2021
10% owner
Sell indirect
44,172
$14.11
$623.28K
BRC Group Holdings, Inc.
29 Sep 2021
10% owner
Sell indirect
60,731
$14.15
$859.42K
BRC Group Holdings, Inc.
28 Sep 2021
10% owner
Sell indirect
12,427
$14.11
$175.35K
BRC Group Holdings, Inc.
27 Sep 2021
10% owner
Sell indirect
60,143
$14.10
$848.23K
BRC Group Holdings, Inc.
17 Sep 2021
10% owner
Sell indirect
5,000
$13.77
$68.84K
BRC Group Holdings, Inc.
17 Sep 2021
10% owner
Sell indirect
5,000
$13.77
$68.84K
BRC Group Holdings, Inc.
17 Sep 2021
10% owner
Sell indirect
5,000
$13.77
$68.84K
BRC Group Holdings, Inc.
17 Sep 2021
10% owner
Sell indirect
5,000
$13.77
$68.84K
BRC Group Holdings, Inc.
17 Sep 2021
10% owner
Sell
18,231
$13.81
$251.79K
BRC Group Holdings, Inc.
9 Sep 2021
10% owner
Sell indirect
25,371
$13.41
$340.23K
BRC Group Holdings, Inc.
8 Sep 2021
10% owner
Sell indirect
300
$13.60
$4.08K
BRC Group Holdings, Inc.
7 Sep 2021
10% owner
Sell indirect
38,544
$13.78
$531.09K
BRC Group Holdings, Inc.
3 Sep 2021
10% owner
Sell indirect
30,576
$13.65
$417.34K
BRC Group Holdings, Inc.
2 Sep 2021
10% owner
Sell indirect
28,991
$13.71
$397.52K
BRC Group Holdings, Inc.
1 Sep 2021
10% owner
Sell indirect
91,727
$13.70
$1.26M
BRC Group Holdings, Inc.
30 Aug 2021
10% owner
Sell indirect
970
$14.03
$13.61K
BRC Group Holdings, Inc.
27 Aug 2021
10% owner
Sell indirect
100,000
$13.91
$1.39M
BRC Group Holdings, Inc.
26 Aug 2021
10% owner
Sell indirect
50,000
$13.85
$692.34K
BRC Group Holdings, Inc.
25 Aug 2021
10% owner
Sell indirect
23,521
$13.55
$318.82K
BRC Group Holdings, Inc.
25 Aug 2021
10% owner
Sell indirect
8,431
$13.55
$114.28K
BRC Group Holdings, Inc.
24 Aug 2021
10% owner
Sell indirect
94,598
$13.53
$1.28M
BRC Group Holdings, Inc.
10 Nov 2020
10% owner
Sell indirect
2,050,000
$10.12
$20.75M
BRC Group Holdings, Inc.
6 Nov 2020
10% owner
Sell indirect
740,000
$10.25
$7.59M
Show all 135 transactions →

What was left out

Form 4 filings counted 269
Amendments (4/A) skipped 5
Filings about a different issuer 0
Unreadable filings 0
Joint filings 31
Sales on a Rule 10b5-1 plan 21
Sales straight out of an exercise 7
Sales at will 48
Transactions with no price 0
Shares from compensation/vesting 28,813,362
Sales filed before the plan box existed 35
History held since 22 May 2020