Form 4 Tracker
Eos Energy Enterprises, Inc.
EOSE

52 insider filings · Latest: Aug 4, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Jul 29, 2025Jul 29 8:13 PMPuri Sumeet
Proposed Sale
17,500$5.94$103.9K

View →

Jul 29, 2025Jul 29 8:10 PMMastrangelo Joe
Proposed Sale
166,667$6.29$1.0M

View →

Jul 29, 2025Jul 29 8:06 PMSilberman Michael W
Proposed Sale
65,625$6.29$412.8K

View →

Jul 8, 2025Jul 8 8:06 PMMastrangelo Joe
Proposed Sale
127,152$5.15$654.8K

View →

Jul 8, 2025Jul 8 8:03 PMKroeker Nathan
Proposed Sale
47,254$5.15$243.4K

View →

Jul 7, 2025Jul 7 8:07 PMKroeker Nathan
Proposed Sale
24,124$5.21$125.6K

View →

May 16, 2025May 16 10:38 PMMichael Silberman
Proposed Sale
100,943$10.39$1.0M

View →

May 16, 2025May 16 10:21 PMSumeet Puri
Proposed Sale
36,173$6.86$248.1K

View →

May 16, 2025May 16 10:00 PMNathan Kroeker
Proposed Sale
152,856$6.86$1.0M

View →

May 16, 2025May 16 9:49 PMJoseph Mastrangelo
Proposed Sale
270,384$6.86$1.9M

View →

← Previous

Page 3 of 3

Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
Jul 25, 2026Jul 28 9:02 PMNathan KroekerChief Commercial Officer
Option Exercise
220,834220,833(D)

View →

Jul 25, 2026Jul 28 9:02 PMJoe MastrangeloDirector, Chief Executive Officer
Option Exercise
333,334333,333(D)

View →

Jul 23, 2026Jul 27 9:17 PMJoseph NigroDirector
Grant/Award
5,9425,942(D)

View →

Jul 23, 2026Jul 27 9:16 PMMarian WaltersDirector
Grant/Award
5,9425,942(D)

View →

Jul 23, 2026Jul 27 9:14 PMAlexander DimitriefDirector
Grant/Award
5,9425,942(D)

View →

Jul 13, 2026Jul 15 9:01 PMHaiyan SongDirector
Grant/Award
29,98029,980(D)

View →

Jul 13, 2026Jul 15 8:57 PMMarie Batz MartinChief Legal Officer
Grant/Award
216,731216,731(D)

View →

Jul 5, 2026Jul 7 9:20 PMNathan KroekerCCO and Interim CFO
Option Exercise
105,0080(D)

View →

Jul 3, 2026Jul 7 9:20 PMNathan KroekerCCO and Interim CFO
Option Exercise
53,6100(D)

View →

Jul 5, 2026Jul 7 9:18 PMJoe MastrangeloDirector, Chief Executive Officer
Option Exercise
254,3040(D)

View →

Jun 26, 2026Jun 30 9:07 PMSumeet PuriChief Accounting Officer
Option Exercise
17,54535,389(D)

View →

Jun 26, 2026Jun 30 9:07 PMMichelle BuczkowskiChief Administration Officer
Option Exercise
22,93845,876(D)

View →

Jun 26, 2026Jun 30 9:06 PMMichael W SilbermanChief Legal Officer
Option Exercise
29,99659,991(D)

View →

Jun 26, 2026Jun 30 9:05 PMNathan KroekerCCO and Interim CFO
Option Exercise
70,578141,157(D)

View →

Jun 26, 2026Jun 30 9:05 PMJoe MastrangeloDirector, Chief Executive Officer
Option Exercise
130,570261,140(D)

View →

Jun 12, 2026Jun 15 1:15 PMJoe MastrangeloDirector, Chief Executive Officer
Option Exercise
200,000$1.340(D)

View →

Jun 5, 2026Jun 9 8:27 PMJeffrey S BornsteinDirector
Grant/Award
24,28924,289(D)

View →

Jun 5, 2026Jun 9 8:26 PMJoseph NigroDirector
Grant/Award
24,28924,289(D)

View →

Jun 5, 2026Jun 9 8:24 PMJeff McneilDirector
Grant/Award
18,21718,217(D)

View →

Jun 5, 2026Jun 9 8:24 PMClaude DembyDirector
Grant/Award
18,21718,217(D)

View →