Eos Energy Enterprises, Inc. (EOSE)

Latest Insider Confidence Score

2026Q1

46.7
Bearish

Company insider confidence (by quarter)

2020Q2 2026Q1

Largest shareholders

Insider Role (last 12 mo) Shares held Filed at
AltEnergy Storage LLC — 6,777,925 Nov 27, 2020
Riley Bryant R 10% Owner 5,371,547 Aug 1, 2022
B. Riley Financial, Inc. 10% Owner 5,371,547 Aug 1, 2022
BRF Investments, LLC 10% Owner 5,371,547 Aug 1, 2022
Stidolph Russell Monoki Director 2,653,272 Jan 3, 2022

Recent buy/sell transactions

Exec date Filing date Insider Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Mar 4, 2026 Mar 5, 2026 Mastrangelo Joe CEO Buy 82.5 +23,900 1.63% ✗ $157.3K
Mar 2, 2026 Mar 4, 2026 DIMITRIEF ALEXANDER Director Buy 90.0 +15,000 6.52% ✗ $90.6K
Mar 2, 2026 Mar 3, 2026 Mastrangelo Joe CEO Buy 90.0 +60,000 4.28% ✗ $345K
Jan 23, 2026 Jan 26, 2026 Kroeker Nathan CFO Sell 32.5 -50,000 -7.02% ✓ $802K
Jan 22, 2026 Jan 23, 2026 Silberman Michael W Chief Legal Officer Sell 25.0 -41,667 -12.82% ✓ $739.2K
Dec 22, 2025 Dec 23, 2025 Walters Marian Director Neutral 52.5 - 0.00% ✗ -
Dec 22, 2025 Dec 23, 2025 Nigro Joseph Director Neutral 52.5 - 0.00% ✗ -
Dec 4, 2025 Dec 8, 2025 McNeil Jeff Director Neutral 27.5 -16,000 -4.67% ✗ -
Dec 5, 2025 Dec 8, 2025 Stidolph Russell Monoki Director Sell 15.0 -901,438 -8.41% ✗ $12.4M
Dec 5, 2025 Dec 8, 2025 DIMITRIEF ALEXANDER Director Sell 20.0 -17,704 -7.14% ✗ $266.1K
Dec 5, 2025 Dec 8, 2025 Bornstein Jeffrey S Director Sell 20.0 -40,328 -25.59% ✗ $612.5K
Dec 4, 2025 Dec 8, 2025 Walters Marian Director Sell 17.5 -66,933 -19.54% ✗ $1.1M
Dec 2, 2025 Dec 4, 2025 Buczkowski Michelle Chief Administration Officer Neutral 52.5 - 0.00% ✗ -
Nov 13, 2025 Buczkowski Michelle Chief Administration Officer Neutral 52.5 - 0.00% ✗ -
Sep 12, 2024 Sep 16, 2024 Bornstein Jeffrey S Director Sell 20.0 -162,720 -63.28% ✗ $427.7K
Sep 10, 2024 Sep 12, 2024 Cerberus Capital Management II, L.P. Director Neutral 27.5 -66 -100.00% ✗ -
Sep 5, 2024 Sep 9, 2024 Puri Sumeet Chief Accounting Officer Sell 26.3 -18,786 -27.49% ✗ $43.8K
Aug 29, 2024 Sep 3, 2024 Cerberus Capital Management II, L.P. Director Neutral 90.0 +7 100.00% ✗ -
Aug 15, 2024 Aug 19, 2024 DIMITRIEF ALEXANDER Director Buy 77.5 +3,000 1.67% ✗ $5.7K
Aug 13, 2024 Aug 15, 2024 DIMITRIEF ALEXANDER Director Buy 77.5 +2,000 1.13% ✗ $3.4K
Aug 9, 2024 Aug 12, 2024 Mastrangelo Joe CEO Buy 90.0 +52,800 6.16% ✗ $75.5K
Aug 9, 2024 Nixon Gregory S. Director Neutral 52.5 - 0.00% ✗ -
Jul 25, 2024 Jul 29, 2024 Walters Marian Director Neutral 52.5 - 0.00% ✗ -
Jul 25, 2024 Jul 29, 2024 McNeil Jeff Director Neutral 52.5 - 0.00% ✗ -
Jul 25, 2024 Jul 29, 2024 Demby Claude Director Neutral 52.5 - 0.00% ✗ -
Jul 25, 2024 Jul 29, 2024 DIMITRIEF ALEXANDER Director Neutral 52.5 - 0.00% ✗ -
Jul 25, 2024 Jul 29, 2024 Bornstein Jeffrey S Director Neutral 52.5 - 0.00% ✗ -
Jul 25, 2024 Jul 29, 2024 Stidolph Russell Monoki Director Neutral 52.5 - 0.00% ✗ -
Jul 25, 2024 Jul 29, 2024 Puri Sumeet Chief Accounting Officer Neutral 52.5 - 0.00% ✗ -
Jul 25, 2024 Jul 29, 2024 Silberman Michael W General Counsel Neutral 52.5 - 0.00% ✗ -
Jul 25, 2024 Jul 29, 2024 Kroeker Nathan CFO Neutral 52.5 - 0.00% ✗ -
Jul 25, 2024 Jul 29, 2024 Mastrangelo Joe CEO Neutral 52.5 - 0.00% ✗ -
Jul 5, 2024 Jul 9, 2024 Mastrangelo Joe CEO Sell 22.5 -115,683 -11.89% ✗ $222.1K
Jul 5, 2024 Jul 9, 2024 Kroeker Nathan CFO Sell 22.5 -41,321 -18.19% ✗ $79.3K
Jul 3, 2024 Jul 8, 2024 Kroeker Nathan CFO Sell 26.3 -21,096 -14.73% ✗ $37.3K
Jun 28, 2024 Cerberus Capital Management II, L.P. Director Neutral 52.5 - 0.00% ✗ -
Jun 28, 2024 Robinson Nicholas P Director Neutral 52.5 - 0.00% ✗ -
Apr 30, 2024 May 2, 2024 Bornstein Jeffrey S Director Neutral 52.5 - 0.00% ✗ -
Apr 30, 2024 May 2, 2024 Demby Claude Director Neutral 52.5 - 0.00% ✗ -
Apr 30, 2024 May 2, 2024 McNeil Jeff Director Neutral 52.5 - 0.00% ✗ -
Apr 30, 2024 May 2, 2024 Stidolph Russell Monoki Director Neutral 52.5 - 0.00% ✗ -
Apr 30, 2024 May 2, 2024 Zibelman Audrey Ann Director Neutral 52.5 - 0.00% ✗ -
Apr 30, 2024 May 2, 2024 Walters Marian Director Neutral 52.5 - 0.00% ✗ -
Apr 30, 2024 May 2, 2024 DIMITRIEF ALEXANDER Director Neutral 52.5 - 0.00% ✗ -
Mar 27, 2024 Silberman Michael W General Counsel Neutral 52.5 - 0.00% ✗ -
Mar 8, 2024 Mar 12, 2024 DIMITRIEF ALEXANDER Director Buy 82.5 +5,000 3.57% ✗ $5.6K
Jan 27, 2024 Jan 30, 2024 Berube Melissa General Counsel Sell 22.5 -81,232 -32.10% ✗ $84.5K
Jan 23, 2024 Jan 25, 2024 Kroeker Nathan CFO Sell 26.3 -44,650 -33.26% ✗ $48.2K
Jan 3, 2024 Jan 5, 2024 Mastrangelo Joe CEO Sell 22.5 -122,427 -14.56% ✗ $121.8K
Oct 30, 2023 Nov 1, 2023 Kroeker Nathan CFO Sell 26.3 -9,740 -22.14% ✗ $15.5K
Oct 6, 2023 Oct 10, 2023 McNeil Jeff Director Neutral 52.5 - 0.00% ✗ -
Oct 10, 2023 McNeil Jeff Director Neutral 52.5 - 0.00% ✗ -
Sep 21, 2023 Sep 21, 2023 Mastrangelo Joe CEO Buy 90.0 +36,500 6.58% ✗ $74.8K
Sep 7, 2023 Sep 8, 2023 Demby Claude Director Sell 22.5 -20,143 -24.52% ✗ $56K
Sep 5, 2023 Sep 7, 2023 Puri Sumeet Chief Accounting Officer Neutral 52.5 - 0.00% ✗ -
Sep 7, 2023 Puri Sumeet Chief Accounting Officer Neutral 52.5 - 0.00% ✗ -
Aug 31, 2023 Sep 1, 2023 Kroeker Nathan CFO Neutral 52.5 - 0.00% ✗ -
Aug 31, 2023 Sep 1, 2023 Berube Melissa General Counsel Neutral 52.5 - 0.00% ✗ -
Jul 28, 2023 Aug 1, 2023 DIMITRIEF ALEXANDER Director Buy 83.8 +5,000 3.70% ✗ $10.6K
Jul 28, 2023 Jul 28, 2023 Mastrangelo Joe CEO Buy 90.0 +31,199 5.96% ✗ $69.6K
Jul 28, 2023 Jul 28, 2023 Kroeker Nathan CFO Buy 90.0 +4,000 100.00% ✗ $8.6K
Jul 5, 2023 Jul 6, 2023 Mastrangelo Joe CEO Neutral 52.5 - 0.00% ✗ -
Jul 5, 2023 Jul 6, 2023 Berube Melissa General Counsel Neutral 52.5 - 0.00% ✗ -
Jul 3, 2023 Jul 6, 2023 Kroeker Nathan CFO Neutral 52.5 - 0.00% ✗ -
Jun 15, 2023 Jun 16, 2023 Berube Melissa General Counsel Sell 26.3 -8,113 -14.35% ✗ $26.1K
May 18, 2023 May 22, 2023 Bornstein Jeffrey S Director Neutral 52.5 - 0.00% ✗ -
May 18, 2023 May 22, 2023 Demby Claude Director Neutral 52.5 - 0.00% ✗ -
May 18, 2023 May 22, 2023 Stidolph Russell Monoki Director Neutral 52.5 - 0.00% ✗ -
May 18, 2023 May 22, 2023 DIMITRIEF ALEXANDER Director Neutral 52.5 - 0.00% ✗ -
May 18, 2023 May 22, 2023 Walters Marian Director Neutral 52.5 - 0.00% ✗ -
May 18, 2023 May 22, 2023 Zibelman Audrey Ann Director Neutral 52.5 - 0.00% ✗ -
May 15, 2023 May 17, 2023 Bornstein Jeffrey S Director Neutral 52.5 - 0.00% ✗ -
May 15, 2023 May 17, 2023 DIMITRIEF ALEXANDER Director Neutral 52.5 - 0.00% ✗ -
May 15, 2023 May 17, 2023 Walters Marian Director Neutral 52.5 - 0.00% ✗ -
May 15, 2023 May 17, 2023 Stidolph Russell Monoki Director Neutral 52.5 - 0.00% ✗ -
May 15, 2023 May 17, 2023 Zibelman Audrey Ann Director Neutral 52.5 - 0.00% ✗ -
May 15, 2023 May 17, 2023 Demby Claude Director Neutral 52.5 - 0.00% ✗ -
May 4, 2023 Wood River Capital, LLC Other Neutral 52.5 - 0.00% ✗ -
Feb 14, 2023 Feb 16, 2023 Tedone John J Chief Accounting Officer Sell 27.5 -6,180 -19.52% ✗ $8.3K
Feb 9, 2023 Feb 10, 2023 Berube Melissa General Counsel Sell 26.3 -12,311 -28.08% ✗ $16.4K
Jan 23, 2023 Jan 24, 2023 Kroeker Nathan CFO Neutral 52.5 - 0.00% ✗ -
Jan 24, 2023 Kroeker Nathan CFO Neutral 52.5 - 0.00% ✗ -
Jan 18, 2023 Jan 20, 2023 Stidolph Russell Monoki Director Neutral 52.5 - 0.00% ✗ -
Jan 11, 2023 Jan 13, 2023 Gonzales Randall B CFO Sell 26.3 -30,099 -13.79% ✗ $47.6K
Jan 6, 2023 Jan 10, 2023 Tedone John J Chief Accounting Officer Neutral 52.5 - 0.00% ✗ -
Jan 3, 2023 Jan 5, 2023 Mastrangelo Joe CEO Sell 22.5 -130,627 -19.98% ✗ $177.7K
Jan 4, 2023 Wood River Capital, LLC 10% Owner Neutral 52.5 - 0.00% ✗ -
Jun 30, 2022 Nov 14, 2022 Wood River Capital, LLC 10% Owner Neutral 52.5 - 0.00% ✗ -
Nov 10, 2022 Nov 14, 2022 Mastrangelo Joe CEO Buy 95.0 +65,000 19.19% ✗ $74.7K
Nov 10, 2022 Nov 14, 2022 Bornstein Jeffrey S Director Buy 91.3 +20,000 13.06% ✗ $25.9K
Nov 10, 2022 Nov 14, 2022 Stidolph Russell Monoki Director Buy 87.5 +79,850 2.92% ✗ $99.2K
Nov 8, 2022 Nov 10, 2022 Shribman Daniel Other Sell 17.5 -993,750 -96.70% ✗ $1.3M
Sep 7, 2022 Sep 9, 2022 Bornstein Jeffrey S Director Neutral 52.5 - 0.00% ✗ -
Sep 7, 2022 Sep 9, 2022 Stidolph Russell Monoki Director Neutral 52.5 - 0.00% ✗ -
Sep 7, 2022 Sep 9, 2022 DIMITRIEF ALEXANDER Director Neutral 52.5 - 0.00% ✗ -
Sep 9, 2022 Bornstein Jeffrey S Director Neutral 52.5 - 0.00% ✗ -
Jul 29, 2022 Aug 2, 2022 Tedone John J Chief Accounting Officer Neutral 52.5 - 0.00% ✗ -
Jul 29, 2022 Aug 2, 2022 Berube Melissa General Counsel Neutral 52.5 - 0.00% ✗ -
Jul 29, 2022 Aug 2, 2022 Gonzales Randall B CFO Neutral 52.5 - 0.00% ✗ -
Jul 29, 2022 Aug 2, 2022 Mastrangelo Joe CEO Neutral 52.5 - 0.00% ✗ -