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Eos Energy Enterprises Inc (EOSE)

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Insider transactions

A complete record of Form 4 filings tracking every share acquisition and disposal by executives, directors, and senior officers. Filterable by date range and transaction type, the table exposes the direct market actions of those with the deepest knowledge of a company's operations — providing a factual, data-driven signal of internal conviction that complements traditional fundamental and technical analysis.

Transaction date
Executive
Executive Title
Security Type
Acquisition / Disposal
Shares
Share price
Sep 16, 2026PURI, SUMEETChief Accounting OfficerCommon StockDisposal43,7503.92
Sep 16, 2026MASTRANGELO, JOEDirector, Chief Executive OfficerCommon StockDisposal250,0003.92
Sep 14, 2026PURI, SUMEETChief Accounting OfficerCommon StockAcquisition87,5000
Sep 14, 2026PURI, SUMEETChief Accounting OfficerPerformance-Based Restricted Stock UnitsDisposal87,5000
Sep 14, 2026SONG, HAIYANDirectorCommon StockAcquisition5,0003.84
Sep 14, 2026MASTRANGELO, JOEDirector, Chief Executive OfficerPerformance-Based Restricted Stock UnitsDisposal500,0000
Sep 14, 2026MASTRANGELO, JOEDirector, Chief Executive OfficerCommon StockAcquisition500,0000
Sep 11, 2026SONG, HAIYANDirectorCommon StockAcquisition10,0003.95
Sep 9, 2026PURI, SUMEETChief Accounting OfficerCommon StockDisposal34,1674.13
Sep 5, 2026PURI, SUMEETChief Accounting OfficerCommon StockAcquisition68,3330
Sep 5, 2026PURI, SUMEETChief Accounting OfficerRestricted Stock UnitsDisposal68,3330
Aug 24, 2026LAGI, ALESSANDROChief Financial OfficerRestricted Stock UnitsAcquisition195,1300
Aug 24, 2026BUCZKOWSKI, MICHELLEChief Commercial OfficerRestricted Stock UnitsAcquisition195,1300
Aug 24, 2026PURI, SUMEETChief Accounting OfficerRestricted Stock UnitsAcquisition65,0440
Aug 24, 2026MASTRANGELO, JOEDirector, Chief Executive OfficerRestricted Stock UnitsAcquisition611,4060
Aug 4, 2026CERBERUS, GP MANAGER LLCDirector, 10% OwnerWarrant (right to buy)Acquisition20,017,772
Jul 28, 2026PURI, SUMEETChief Accounting OfficerCommon StockDisposal29,1673.36
Jul 28, 2026KROEKER, NATHANChief Commercial OfficerCommon StockDisposal110,4173.36
Jul 27, 2026MASTRANGELO, JOEDirector, Chief Executive OfficerCommon StockDisposal159,1543.61
Jul 25, 2026PURI, SUMEETChief Accounting OfficerCommon StockAcquisition58,3340
Jul 25, 2026KROEKER, NATHANChief Commercial OfficerRestricted Stock UnitsDisposal220,8340
Jul 25, 2026MASTRANGELO, JOEDirector, Chief Executive OfficerCommon StockAcquisition333,3340
Jul 25, 2026KROEKER, NATHANChief Commercial OfficerCommon StockAcquisition220,8340
Jul 25, 2026MASTRANGELO, JOEDirector, Chief Executive OfficerRestricted Stock UnitsDisposal333,3340
Jul 25, 2026PURI, SUMEETChief Accounting OfficerRestricted Stock UnitsDisposal58,3340
Jul 23, 2026DIMITRIEF, ALEXANDERDirectorRestricted Stock UnitsAcquisition5,9420
Jul 23, 2026NIGRO, JOSEPHDirectorRestricted Stock UnitsAcquisition5,9420
Jul 23, 2026WALTERS, MARIANDirectorRestricted Stock UnitsAcquisition5,9420
Jul 21, 2026KROEKER, NATHANChief Commercial OfficerWarrant (right to buy)Acquisition7,4350
Jul 21, 2026KROEKER, NATHANChief Commercial OfficerCommon StockAcquisition16,9445.48
Jul 21, 2026NIGRO, JOSEPHDirectorWarrant (right to buy)Acquisition1,2170
Jul 21, 2026MASTRANGELO, JOEDirector, Chief Executive OfficerWarrant (right to buy)Acquisition48,7580
Jul 21, 2026DIMITRIEF, ALEXANDERDirectorWarrant (right to buy)Acquisition6030
Jul 21, 2026KROEKER, NATHANChief Commercial OfficerSubscription Rights (right to buy)Disposal16,9440
Jul 21, 2026BUCZKOWSKI, MICHELLEChief Administration OfficerSubscription Rights (right to buy)Disposal2,5850
Jul 21, 2026DIMITRIEF, ALEXANDERDirectorSubscription Rights (right to buy)Disposal1,3770
Jul 21, 2026BORNSTEIN, JEFFREY SDirectorSubscription Rights (right to buy)Disposal9,5580
Jul 21, 2026BUCZKOWSKI, MICHELLEChief Administration OfficerCommon StockAcquisition2,5855.48
Jul 21, 2026DEMBY, CLAUDEDirectorCommon StockAcquisition1,8255.48
Jul 21, 2026NIGRO, JOSEPHDirectorCommon StockAcquisition2,7735.48
Jul 21, 2026URBAN, DAVIDDirectorSubscription Rights (right to buy)Disposal12,1850
Jul 21, 2026BORNSTEIN, JEFFREY SDirectorWarrant (right to buy)Acquisition4,1940
Jul 21, 2026DIMITRIEF, ALEXANDERDirectorCommon StockAcquisition1,3775.48
Jul 21, 2026BORNSTEIN, JEFFREY SDirectorCommon StockAcquisition9,5585.48
Jul 21, 2026BUCZKOWSKI, MICHELLEChief Administration OfficerWarrant (right to buy)Acquisition1,1340
Jul 21, 2026DEMBY, CLAUDEDirectorWarrant (right to buy)Acquisition8010
Jul 21, 2026URBAN, DAVIDDirectorWarrant (right to buy)Acquisition5,3470
Jul 21, 2026WALTERS, MARIANDirectorSubscription Rights (right to buy)Disposal11,4070
Jul 21, 2026DIMITRIEF, ALEXANDERDirectorSubscription Rights (right to buy)Disposal17,8970
Jul 21, 2026MASTRANGELO, JOEDirector, Chief Executive OfficerSubscription Rights (right to buy)Disposal111,1180
Jul 21, 2026DIMITRIEF, ALEXANDERDirectorCommon StockAcquisition17,8975.48
Jul 21, 2026MASTRANGELO, JOEDirector, Chief Executive OfficerCommon StockAcquisition111,1185.48
Jul 21, 2026WALTERS, MARIANDirectorCommon StockAcquisition11,4075.48
Jul 21, 2026DEMBY, CLAUDEDirectorSubscription Rights (right to buy)Disposal1,8250
Jul 21, 2026URBAN, DAVIDDirectorCommon StockAcquisition12,1855.48
Jul 21, 2026DIMITRIEF, ALEXANDERDirectorWarrant (right to buy)Acquisition7,8530
Jul 21, 2026NIGRO, JOSEPHDirectorSubscription Rights (right to buy)Disposal2,7730
Jul 21, 2026WALTERS, MARIANDirectorWarrant (right to buy)Acquisition5,0050
Jul 13, 2026MARTIN, MARIE BATZChief Legal OfficerRestricted Stock UnitsAcquisition216,7310
Jul 13, 2026SONG, HAIYANDirectorRestricted Stock UnitsAcquisition29,9800
Jul 7, 2026KROEKER, NATHANCCO and Interim CFOCommon StockDisposal79,3094.68
Jul 6, 2026MASTRANGELO, JOEDirector, Chief Executive OfficerCommon StockDisposal121,2455.06
Jul 5, 2026MASTRANGELO, JOEDirector, Chief Executive OfficerCommon StockAcquisition254,3040
Jul 5, 2026KROEKER, NATHANCCO and Interim CFOCommon StockAcquisition105,0080
Jul 5, 2026MASTRANGELO, JOEDirector, Chief Executive OfficerRestricted Stock UnitsDisposal254,3040
Jul 5, 2026KROEKER, NATHANCCO and Interim CFORestricted Stock UnitsDisposal105,0080
Jul 3, 2026KROEKER, NATHANCCO and Interim CFORestricted Stock UnitsDisposal53,6100
Jul 3, 2026KROEKER, NATHANCCO and Interim CFOCommon StockAcquisition53,6100
Jun 30, 2026MASTRANGELO, JOEDirector, Chief Executive OfficerCommon StockDisposal60,7036.09
Jun 30, 2026PURI, SUMEETChief Accounting OfficerCommon StockDisposal8,8235.86
Jun 30, 2026BUCZKOWSKI, MICHELLEChief Administration OfficerCommon StockDisposal11,4695.87
Jun 30, 2026SILBERMAN, MICHAEL WChief Legal OfficerCommon StockDisposal14,9985.87
Jun 30, 2026KROEKER, NATHANCCO and Interim CFOCommon StockDisposal35,2895.86
Jun 26, 2026MASTRANGELO, JOEDirector, Chief Executive OfficerRestricted Stock UnitsDisposal130,5700
Jun 26, 2026PURI, SUMEETChief Accounting OfficerRestricted Stock UnitsDisposal17,5450
Jun 26, 2026BUCZKOWSKI, MICHELLEChief Administration OfficerCommon StockAcquisition22,9380
Jun 26, 2026SILBERMAN, MICHAEL WChief Legal OfficerCommon StockAcquisition29,9960
Jun 26, 2026KROEKER, NATHANCCO and Interim CFOCommon StockAcquisition70,5780
Jun 26, 2026KROEKER, NATHANCCO and Interim CFORestricted Stock UnitsDisposal70,5780
Jun 26, 2026SILBERMAN, MICHAEL WChief Legal OfficerRestricted Stock UnitsDisposal29,9960
Jun 26, 2026MASTRANGELO, JOEDirector, Chief Executive OfficerCommon StockAcquisition130,5700
Jun 26, 2026BUCZKOWSKI, MICHELLEChief Administration OfficerRestricted Stock UnitsDisposal22,9380
Jun 26, 2026PURI, SUMEETChief Accounting OfficerCommon StockAcquisition17,6450
Jun 12, 2026MASTRANGELO, JOEDirector, Chief Executive OfficerCommon StockDisposal116,6466.06
Jun 12, 2026MASTRANGELO, JOEDirector, Chief Executive OfficerStock Option (Right to Buy)Disposal200,0000
Jun 12, 2026MASTRANGELO, JOEDirector, Chief Executive OfficerCommon StockAcquisition200,0001.34
Jun 8, 2026LAGI, ALESSANDROChief Financial OfficerRestricted Stock UnitsAcquisition277,7730
Jun 5, 2026WALTERS, MARIANDirectorRestricted Stock UnitsAcquisition21,2530
Jun 5, 2026MCNEIL, JEFFDirectorRestricted Stock UnitsAcquisition18,2170
Jun 5, 2026BORNSTEIN, JEFFREY SDirectorRestricted Stock UnitsAcquisition24,2890
Jun 5, 2026URBAN, DAVIDDirectorRestricted Stock UnitsAcquisition18,2170
Jun 5, 2026NIXON, GREGORY S.DirectorRestricted Stock UnitsAcquisition18,2170
Jun 5, 2026DIMITRIEF, ALEXANDERDirectorRestricted Stock UnitsAcquisition21,2530
Jun 5, 2026NIGRO, JOSEPHDirectorRestricted Stock UnitsAcquisition24,2890
Jun 5, 2026DEMBY, CLAUDEDirectorRestricted Stock UnitsAcquisition18,2170
Jun 2, 2026WALTERS, MARIANDirectorCommon StockAcquisition1,7820
Jun 2, 2026NIGRO, JOSEPHDirectorRestricted Stock UnitsDisposal3,5650
Jun 2, 2026NIGRO, JOSEPHDirectorCommon StockAcquisition3,5650
Jun 2, 2026WALTERS, MARIANDirectorRestricted Stock UnitsDisposal1,7820
May 28, 2026WALTERS, MARIANDirectorCommon StockAcquisition30,0001.18
May 28, 2026WALTERS, MARIANDirectorStock Option (Right to Buy)Disposal30,0000
May 28, 2026WALTERS, MARIANDirectorCommon StockDisposal30,0009.18
May 20, 2026WALTERS, MARIANDirectorCommon StockAcquisition22,3191.18
May 20, 2026WALTERS, MARIANDirectorCommon StockDisposal22,3197.2
May 20, 2026WALTERS, MARIANDirectorStock Option (Right to Buy)Disposal22,3190
May 19, 2026DIMITRIEF, ALEXANDERDirectorCommon StockDisposal10,7856.88
May 19, 2026DIMITRIEF, ALEXANDERDirectorCommon StockAcquisition26,9630
May 19, 2026WALTERS, MARIANDirectorStock Option (Right to Buy)Disposal7,6810
May 19, 2026WALTERS, MARIANDirectorCommon StockAcquisition23,1110
May 19, 2026NIXON, GREGORY S.DirectorRestricted Stock UnitsDisposal23,1110
May 19, 2026DEMBY, CLAUDEDirectorCommon StockDisposal9,2446.88
May 19, 2026URBAN, DAVIDDirectorCommon StockAcquisition23,1110
May 19, 2026DEMBY, CLAUDEDirectorRestricted Stock UnitsDisposal23,1110
May 19, 2026BORNSTEIN, JEFFREY SDirectorRestricted Stock UnitsDisposal30,8150
May 19, 2026URBAN, DAVIDDirectorRestricted Stock UnitsDisposal23,1110
May 19, 2026NIXON, GREGORY S.DirectorCommon StockAcquisition23,1110
May 19, 2026WALTERS, MARIANDirectorRestricted Stock UnitsDisposal23,1110
May 19, 2026DEMBY, CLAUDEDirectorCommon StockAcquisition23,1110
May 19, 2026DIMITRIEF, ALEXANDERDirectorRestricted Stock UnitsDisposal26,9630
May 19, 2026NIXON, GREGORY S.DirectorCommon StockDisposal9,2446.88
May 19, 2026MCNEIL, JEFFDirectorRestricted Stock UnitsDisposal23,1110
May 19, 2026WALTERS, MARIANDirectorCommon StockDisposal7,6817.07
May 19, 2026BORNSTEIN, JEFFREY SDirectorCommon StockDisposal12,3266.88
May 19, 2026MCNEIL, JEFFDirectorCommon StockAcquisition23,1110
May 19, 2026BORNSTEIN, JEFFREY SDirectorCommon StockAcquisition30,8150
May 19, 2026WALTERS, MARIANDirectorCommon StockAcquisition7,6811.18
Mar 9, 2026URBAN, DAVIDDirectorCommon StockAcquisition16,2506.16
Mar 4, 2026MASTRANGELO, JOEDirector, Chief Executive OfficerCommon StockAcquisition23,9006.58
Mar 2, 2026MASTRANGELO, JOEDirector, Chief Executive OfficerCommon StockAcquisition60,0005.75
Mar 2, 2026DIMITRIEF, ALEXANDERDirectorCommon StockAcquisition15,0006.04
Jan 26, 2026KROEKER, NATHANCCO and Interim CFOCommon StockDisposal50,00016.04
Jan 23, 2026SILBERMAN, MICHAEL WChief Legal OfficerCommon StockDisposal41,66717.74
Jan 23, 2026KROEKER, NATHANCCO and Interim CFOCommon StockAcquisition100,0000
Jan 23, 2026KROEKER, NATHANCCO and Interim CFORestricted Stock UnitsDisposal100,0000
Jan 22, 2026SILBERMAN, MICHAEL WChief Legal OfficerCommon StockAcquisition83,3340
Jan 22, 2026SILBERMAN, MICHAEL WChief Legal OfficerRestricted Stock UnitsDisposal83,3340
Dec 22, 2025WALTERS, MARIANDirectorRestricted Stock UnitsAcquisition1,7820
Dec 22, 2025NIGRO, JOSEPHDirectorRestricted Stock UnitsAcquisition3,5650
Dec 8, 2025STIDOLPH, RUSSELL MONOKIDirectorCommon StockDisposal29,99915.36
Dec 8, 2025STIDOLPH, RUSSELL MONOKIDirectorCommon StockAcquisition120,6332.32
Dec 8, 2025STIDOLPH, RUSSELL MONOKIDirectorCommon StockDisposal235,36714.89
Dec 8, 2025STIDOLPH, RUSSELL MONOKIDirectorCommon StockDisposal76814.8
Dec 8, 2025STIDOLPH, RUSSELL MONOKIDirectorCommon StockAcquisition145,0181.18
Dec 8, 2025STIDOLPH, RUSSELL MONOKIDirectorStock Option (Right to Buy)Disposal30,7880
Dec 8, 2025STIDOLPH, RUSSELL MONOKIDirectorCommon StockDisposal11,49114.89
Dec 8, 2025STIDOLPH, RUSSELL MONOKIDirectorCommon StockAcquisition30,78814.43
Dec 8, 2025STIDOLPH, RUSSELL MONOKIDirectorCommon StockDisposal18,79314.89
Dec 8, 2025STIDOLPH, RUSSELL MONOKIDirectorStock Option (Right to Buy)Disposal145,0180
Dec 8, 2025STIDOLPH, RUSSELL MONOKIDirectorCommon StockDisposal30,02014.8
Dec 8, 2025STIDOLPH, RUSSELL MONOKIDirectorStock Option (Right to Buy)Disposal120,6330
Dec 5, 2025DIMITRIEF, ALEXANDERDirectorStock Option (Right to Buy)Disposal18,4730
Dec 5, 2025BORNSTEIN, JEFFREY SDirectorCommon StockDisposal32,32815.05
Dec 5, 2025DIMITRIEF, ALEXANDERDirectorCommon StockDisposal17,70415.03
Dec 5, 2025DIMITRIEF, ALEXANDERDirectorCommon StockAcquisition18,47314.43
Dec 5, 2025STIDOLPH, RUSSELL MONOKIDirectorCommon StockDisposal60,0000
Dec 5, 2025STIDOLPH, RUSSELL MONOKIDirectorCommon StockDisposal15,0000
Dec 5, 2025STIDOLPH, RUSSELL MONOKIDirectorCommon StockDisposal500,00014.99
Dec 5, 2025STIDOLPH, RUSSELL MONOKIDirectorCommon StockDisposal75,0000
Dec 5, 2025STIDOLPH, RUSSELL MONOKIDirectorCommon StockAcquisition75,0000
Dec 4, 2025MCNEIL, JEFFDirectorCommon StockDisposal16,0000
Dec 4, 2025WALTERS, MARIANDirectorCommon StockAcquisition18,47314.43
Dec 4, 2025WALTERS, MARIANDirectorCommon StockDisposal50,00015.81
Dec 4, 2025WALTERS, MARIANDirectorCommon StockAcquisition50,0001.18
Dec 4, 2025BORNSTEIN, JEFFREY SDirectorCommon StockDisposal8,00015.75
Dec 4, 2025WALTERS, MARIANDirectorCommon StockDisposal16,93315.75
Dec 4, 2025WALTERS, MARIANDirectorStock Option (Right to Buy)Disposal18,4730
Dec 4, 2025WALTERS, MARIANDirectorStock Option (Right to Buy)Disposal50,0000
Dec 2, 2025BUCZKOWSKI, MICHELLEChief Administration OfficerRestricted Stock UnitsAcquisition234,7420