Eos Energy Enterprises, Inc. (EOSE)

Eos Energy Enterprises experienced significant selling activity recently, with executives offloading over 6 million dollars in stock. Despite these divestments, Haiyan Song made minor purchases. This trend follows a challenging period where the company reported disappointing results financiers, contributing to a 29.5 percent decline in share value over the past quarter.
Ticker: EOSE Exchange: NAS


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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
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Insider trades have triggered activity signals for Eos Energy Enterprises, Inc.. Upgrade to see score, net flow, insiders and the full signal context.

Top insiders
Trades
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
2.3
Michael Silberman Former Officer Officer
Transaction date
Proposed sale
Price
174.35
Quantity 548
Value US$811,388
2.3
Puri Sumeet Chief Accounting Officer Officer
Transaction date
Planned sale
Price
334.75
Quantity 81,976 +15.3%
Value US$4,268,936
3.2
Mastrangelo Joe Chief Executive Officer Executive Director
Transaction date
Planned sale
Price
210.42
Quantity 57,118 -38.5%
Value US$607,102
2.3
Silberman Michael W Former Officer Officer
Transaction date
Proposed sale
Price
4.15
Quantity 109,375
Value US$453,906
3.2
Mastrangelo Joe Officer; Director Executive Director
Transaction date
Proposed sale
Price
4.15
Quantity 250,000
Value US$1,037,500
2.3
Puri Sumeet Officer Officer
Transaction date
Proposed sale
Price
4.15
Quantity 43,750
Value US$181,562
3.0
Kroeker Nathan Former Officer Officer
Transaction date
Proposed sale
Price
4.15
Quantity 165,625
Value US$687,344
Song Haiyan Non-Executive Director
Transaction date
Purchase
Price
3.84
Quantity 5,000 +50.0%
Value US$19,200
Song Haiyan Non-Executive Director
Transaction date
Purchase
Price
3.95
Quantity 10,000 +inf%
Value US$39,500
2.3
Puri Sumeet Chief Accounting Officer Officer
Transaction date
Planned sale
Price
4.13
Quantity 34,167 -12.6%
Value US$141,110
2.3
Puri Sumeet Officer Officer
Transaction date
Proposed sale
Price
4.18
Quantity 34,167
Value US$142,818
2.3
Puri Sumeet Chief Accounting Officer Officer
Transaction date
Planned sale
Price
3.36
Quantity 29,167 -12.6%
Value US$98,001
3.0
Kroeker Nathan Chief Commercial Officer Officer
Transaction date
Planned sale
Price
3.36
Quantity 110,417 -11.1%
Value US$371,001
2.3
Puri Sumeet Officer Officer
Transaction date
Proposed sale
Price
3.43
Quantity 29,167
Value US$100,043
2.3
Silberman Michael W Former Officer Officer
Transaction date
Proposed sale
Price
3.43
Quantity 72,917
Value US$250,105
3.0
Kroeker Nathan Officer Officer
Transaction date
Proposed sale
Price
3.43
Quantity 110,417
Value US$378,730
3.2
Mastrangelo Joe Chief Executive Officer Executive Director
Transaction date
Sale
Price
3.61
Quantity 159,154 -7.6%
Value US$574,546
3.0
Kroeker Nathan CCO and Interim CFO Officer
Transaction date
Planned sale
Price
4.68
Quantity 79,309 -9.3%
Value US$371,166
3.0
Kroeker Nathan Officer Officer
Transaction date
Proposed sale
Price
5.20
Quantity 79,309
Value US$412,407
Buczkowski Michelle Chief Administration Officer Officer
Transaction date
Planned sale
Price
5.87
Quantity 11,469 -16.2%
Value US$67,323
2.3
Puri Sumeet Chief Accounting Officer Officer
Transaction date
Planned sale
Price
5.86
Quantity 8,823 -4.8%
Value US$51,703
3.0
Kroeker Nathan CCO and Interim CFO Officer
Transaction date
Planned sale
Price
5.86
Quantity 35,289 -4.8%
Value US$206,794
2.3
Silberman Michael W Chief Legal Officer Officer
Transaction date
Planned sale
Price
5.87
Quantity 14,998 -4.8%
Value US$88,038
2.3
Puri Sumeet Officer Officer
Transaction date
Proposed sale
Price
5.99
Quantity 8,823
Value US$52,850
2.3
Silberman Michael W Officer Officer
Transaction date
Proposed sale
Price
5.99
Quantity 14,998
Value US$89,838
3.0
Kroeker Nathan Officer Officer
Transaction date
Proposed sale
Price
5.99
Quantity 35,289
Value US$211,381
Buczkowski Michelle Officer Officer
Transaction date
Proposed sale
Price
5.99
Quantity 11,469
Value US$68,699
3.2
Walters Marian Non-Executive Director
Transaction date
Sale
Price
9.18
Quantity 30,000 -15.9%
Value US$275,400
3.2
Marian Walters Officer Officer
Transaction date
Proposed sale
Price
9.18
Quantity 30,000
Value US$275,400
3.2
Walters Marian Non-Executive Director
Transaction date
Sale
Price
7.20
Quantity 22,319 -12.3%
Value US$160,697
3.2
Walters Marian Non-Executive Director
Transaction date
Sale
Price
7.07
Quantity 7,681 -5.4%
Value US$54,305
3.2
Marian Walters Officer Officer
Transaction date
Proposed sale
Price
7.07
Quantity 30,000
Value US$212,100
1.4
Urban David Non-Executive Director
Transaction date
Purchase
Price
6.16
Quantity 16,250 +35.2%
Value US$100,100
3.2
Mastrangelo Joe Chief Executive Officer Executive Director
Transaction date
Purchase
Price
6.58
Quantity 23,900 +1.6%
Value US$157,262
1.8
DIMITRIEF ALEXANDER Non-Executive Director
Transaction date
Purchase
Price
6.04
Quantity 15,000 +6.8%
Value US$90,600
3.2
Mastrangelo Joe Chief Executive Officer Executive Director
Transaction date
Purchase
Price
5.75
Quantity 60,000 +4.3%
Value US$345,000
3.0
Kroeker Nathan Officer Officer
Transaction date
Proposed sale
Price
16.99
Quantity 50,000
Value US$849,250
3.0
Kroeker Nathan CCO and Interim CFO Officer
Transaction date
Planned sale
Price
16.04
Quantity 50,000 -7.0%
Value US$802,000
2.3
Silberman Michael W Officer Officer
Transaction date
Proposed sale
Price
18.25
Quantity 41,667
Value US$760,631
2.3
Silberman Michael W Chief Legal Officer Officer
Transaction date
Planned sale
Price
17.74
Quantity 41,667 -12.8%
Value US$739,173
3.6
Stidolph Russell Monoki Director Non-Executive Director
Transaction date
Proposed sale
Price
14.99
Quantity 29,999
Value US$449,685
3.6
Russ Stidolph Officer Officer
Transaction date
Proposed sale
Price
14.88
Quantity 296,439
Value US$4,411,949
3.6
Stidolph Russell Monoki Non-Executive Director
Transaction date
Sale
Price
14.89
Quantity 235,367 -39.2%
Value US$3,504,615
3.6
Stidolph Russell Monoki Non-Executive Director
Transaction date
Sale
Price
14.80
Quantity 768 -0.2%
Value US$11,366
3.6
Stidolph Russell Monoki Non-Executive Director
Transaction date
Sale
Price
15.36
Quantity 29,999 -1.4%
Value US$460,785
3.6
Stidolph Russell Monoki Non-Executive Director
Transaction date
Sale
Price
14.99
Quantity 500,000 -18.8%
Value US$7,495,000
3.3
Bornstein Jeffrey S Non-Executive Director
Transaction date
Sale
Price
15.05
Quantity 32,328 -21.8%
Value US$486,536
3.3
Bornstein Jeffrey S Director Non-Executive Director
Transaction date
Proposed sale
Price
14.99
Quantity 8,000
Value US$119,920
3.6
Stidolph Russell Monoki Director Non-Executive Director
Transaction date
Proposed sale
Price
14.99
Quantity 500,000
Value US$7,495,000
1.8
Alex Dimitrief Officer Officer
Transaction date
Proposed sale
Price
15.03
Quantity 17,704
Value US$266,091
3.3
Jeff Bornstein Officer Officer
Transaction date
Proposed sale
Price
15.05
Quantity 32,328
Value US$486,426
3.3
Bornstein Jeffrey S Non-Executive Director
Transaction date
Sale
Price
15.75
Quantity 8,000 -100.0%
Value US$126,000
3.2
Walters Marian Non-Executive Director
Transaction date
Sale
Price
15.81
Quantity 50,000 -27.0%
Value US$790,500
3.2
Marian Walters Officer Officer
Transaction date
Proposed sale
Price
15.75
Quantity 66,933
Value US$1,054,194
2.3
Puri Sumeet Officer Officer
Transaction date
Proposed sale
Price
7.25
Quantity 20,000
Value US$145,062
2.3
Puri Sumeet Officer Officer
Transaction date
Proposed sale
Price
6.98
Quantity 20,501
Value US$143,007
2.3
Puri Sumeet Chief Accounting Officer Officer
Transaction date
Planned sale
Price
7.25
Quantity 20,000 -10.9%
Value US$145,000
2.3
Puri Sumeet Chief Accounting Officer Officer
Transaction date
Planned sale
Price
6.98
Quantity 20,501 -10.0%
Value US$143,097
3.2
Marian Walters Officer Officer
Transaction date
Proposed sale
Price
7.90
Quantity 50,000
Value US$395,091
3.2
Walters Marian Non-Executive Director
Transaction date
Sale
Price
7.90
Quantity 50,000 -27.2%
Value US$395,000
Eric Javidi Former Officer Officer
Transaction date
Proposed sale
Price
6.50
Quantity 324,504
Value US$2,109,276
1.8
DIMITRIEF ALEXANDER Non-Executive Director
Transaction date
Sale
Price
6.00
Quantity 45,000 -17.0%
Value US$270,000
3.0
Kroeker Nathan Officer Officer
Transaction date
Proposed sale
Price
5.94
Quantity 99,375
Value US$589,970
2.3
Puri Sumeet Officer Officer
Transaction date
Proposed sale
Price
5.94
Quantity 17,500
Value US$103,880
3.2
Mastrangelo Joe Officer; Director Executive Director
Transaction date
Proposed sale
Price
6.29
Quantity 166,667
Value US$1,048,335
2.3
Silberman Michael W Officer Officer
Transaction date
Proposed sale
Price
6.29
Quantity 65,625
Value US$412,781
2.3
Puri Sumeet Chief Accounting Officer Officer
Transaction date
Planned sale
Price
5.94
Quantity 17,500 -11.4%
Value US$103,950
3.2
Mastrangelo Joe Chief Executive Officer Executive Director
Transaction date
Planned sale
Price
5.94
Quantity 166,667 -10.6%
Value US$990,002
3.0
Kroeker Nathan CCO and Interim CFO Officer
Transaction date
Planned sale
Price
5.94
Quantity 99,375 -14.0%
Value US$590,288
2.3
Silberman Michael W General Counsel Officer
Transaction date
Planned sale
Price
5.94
Quantity 65,625 -21.4%
Value US$389,812
3.2
Mastrangelo Joe Officer; Director Executive Director
Transaction date
Proposed sale
Price
5.15
Quantity 127,152
Value US$654,832
3.0
Kroeker Nathan Officer; CFO Officer
Transaction date
Proposed sale
Price
5.15
Quantity 47,254
Value US$243,358
3.0
Kroeker Nathan CCO and Interim CFO Officer
Transaction date
Planned sale
Price
4.92
Quantity 47,254 -8.8%
Value US$232,490
3.2
Mastrangelo Joe Chief Executive Officer Executive Director
Transaction date
Planned sale
Price
4.92
Quantity 127,152 -9.3%
Value US$625,588
3.0
Kroeker Nathan CCO and Interim CFO Officer
Transaction date
Planned sale
Price
5.21
Quantity 24,124 -4.3%
Value US$125,686
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value
Number of shares Price Value Details
2026-09-22 2026-09-22 PrS Proposed sale

Former Officer

Officer
548
174.35
US$811,388
548 174.35 US$811,388
2026-09-16 2026-09-16 PlS Planned sale

Chief Accounting Officer

Officer
81,976 +15.3%
334.75
US$4,268,936
81,976 +15.3% 334.75 US$4,268,936
2026-09-16 2026-09-16 PlS Planned sale

Chief Executive Officer

Executive Director
57,118 -38.5%
210.42
US$607,102
57,118 -38.5% 210.42 US$607,102
2026-09-16 2026-09-16 PrS Proposed sale

Former Officer

Officer
109,375
4.15
US$453,906
109,375 4.15 US$453,906
2026-09-16 2026-09-16 PrS Proposed sale

Officer; Director

Executive Director
250,000
4.15
US$1,037,500
250,000 4.15 US$1,037,500
2026-09-16 2026-09-16 PrS Proposed sale

Officer

Officer
43,750
4.15
US$181,562
43,750 4.15 US$181,562
2026-09-16 2026-09-16 PrS Proposed sale

Former Officer

Officer
165,625
4.15
US$687,344
165,625 4.15 US$687,344
2026-09-15 2026-09-14 B Purchase Non-Executive Director
5,000 +50.0%
3.84
US$19,200
5,000 +50.0% 3.84 US$19,200
2026-09-15 2026-09-11 B Purchase Non-Executive Director
10,000 +inf%
3.95
US$39,500
10,000 +inf% 3.95 US$39,500
2026-09-09 2026-09-09 PlS Planned sale

Chief Accounting Officer

Officer
34,167 -12.6%
4.13
US$141,110
34,167 -12.6% 4.13 US$141,110
2026-09-09 2026-09-09 PrS Proposed sale

Officer

Officer
34,167
4.18
US$142,818
34,167 4.18 US$142,818
2026-07-28 2026-07-28 PlS Planned sale

Chief Accounting Officer

Officer
29,167 -12.6%
3.36
US$98,001
29,167 -12.6% 3.36 US$98,001
2026-07-28 2026-07-28 PlS Planned sale

Chief Commercial Officer

Officer
110,417 -11.1%
3.36
US$371,001
110,417 -11.1% 3.36 US$371,001
2026-07-28 2026-07-28 PrS Proposed sale

Officer

Officer
29,167
3.43
US$100,043
29,167 3.43 US$100,043
2026-07-28 2026-07-28 PrS Proposed sale

Former Officer

Officer
72,917
3.43
US$250,105
72,917 3.43 US$250,105
2026-07-28 2026-07-28 PrS Proposed sale

Officer

Officer
110,417
3.43
US$378,730
110,417 3.43 US$378,730
2026-07-28 2026-07-27 S Sale

Chief Executive Officer

Executive Director
159,154 -7.6%
3.61
US$574,546
159,154 -7.6% 3.61 US$574,546
2026-07-07 2026-07-07 PlS Planned sale

CCO and Interim CFO

Officer
79,309 -9.3%
4.68
US$371,166
79,309 -9.3% 4.68 US$371,166
2026-07-07 2026-07-07 PrS Proposed sale

Officer

Officer
79,309
5.20
US$412,407
79,309 5.20 US$412,407
2026-06-30 2026-06-30 PlS Planned sale

Chief Administration Officer

Officer
11,469 -16.2%
5.87
US$67,323
11,469 -16.2% 5.87 US$67,323
2026-06-30 2026-06-30 PlS Planned sale

Chief Accounting Officer

Officer
8,823 -4.8%
5.86
US$51,703
8,823 -4.8% 5.86 US$51,703
2026-06-30 2026-06-30 PlS Planned sale

CCO and Interim CFO

Officer
35,289 -4.8%
5.86
US$206,794
35,289 -4.8% 5.86 US$206,794
2026-06-30 2026-06-30 PlS Planned sale

Chief Legal Officer

Officer
14,998 -4.8%
5.87
US$88,038
14,998 -4.8% 5.87 US$88,038
2026-06-30 2026-06-30 PrS Proposed sale

Officer

Officer
8,823
5.99
US$52,850
8,823 5.99 US$52,850
2026-06-30 2026-06-30 PrS Proposed sale

Officer

Officer
14,998
5.99
US$89,838
14,998 5.99 US$89,838
2026-06-30 2026-06-30 PrS Proposed sale

Officer

Officer
35,289
5.99
US$211,381
35,289 5.99 US$211,381
2026-06-30 2026-06-30 PrS Proposed sale

Officer

Officer
11,469
5.99
US$68,699
11,469 5.99 US$68,699
2026-05-29 2026-05-28 S Sale Non-Executive Director
30,000 -15.9%
9.18
US$275,400
30,000 -15.9% 9.18 US$275,400
2026-05-28 2026-05-28 PrS Proposed sale

Officer

Officer
30,000
9.18
US$275,400
30,000 9.18 US$275,400
2026-05-22 2026-05-20 S Sale Non-Executive Director
22,319 -12.3%
7.20
US$160,697
22,319 -12.3% 7.20 US$160,697
2026-05-19 2026-05-19 S Sale Non-Executive Director
7,681 -5.4%
7.07
US$54,305
7,681 -5.4% 7.07 US$54,305
2026-05-19 2026-05-19 PrS Proposed sale

Officer

Officer
30,000
7.07
US$212,100
30,000 7.07 US$212,100
2026-03-10 2026-03-09 B Purchase Non-Executive Director
16,250 +35.2%
6.16
US$100,100
16,250 +35.2% 6.16 US$100,100
2026-03-05 2026-03-04 B Purchase

Chief Executive Officer

Executive Director
23,900 +1.6%
6.58
US$157,262
23,900 +1.6% 6.58 US$157,262
2026-03-04 2026-03-02 B Purchase Non-Executive Director
15,000 +6.8%
6.04
US$90,600
15,000 +6.8% 6.04 US$90,600
2026-03-03 2026-03-02 B Purchase

Chief Executive Officer

Executive Director
60,000 +4.3%
5.75
US$345,000
60,000 +4.3% 5.75 US$345,000
2026-01-26 2026-01-26 PrS Proposed sale

Officer

Officer
50,000
16.99
US$849,250
50,000 16.99 US$849,250
2026-01-26 2026-01-26 PlS Planned sale

CCO and Interim CFO

Officer
50,000 -7.0%
16.04
US$802,000
50,000 -7.0% 16.04 US$802,000
2026-01-23 2026-01-23 PrS Proposed sale

Officer

Officer
41,667
18.25
US$760,631
41,667 18.25 US$760,631
2026-01-23 2026-01-23 PlS Planned sale

Chief Legal Officer

Officer
41,667 -12.8%
17.74
US$739,173
41,667 -12.8% 17.74 US$739,173
2025-12-08 2025-12-08 PrS Proposed sale

Director

Non-Executive Director
29,999
14.99
US$449,685
29,999 14.99 US$449,685
2025-12-08 2025-12-08 PrS Proposed sale

Officer

Officer
296,439
14.88
US$4,411,949
296,439 14.88 US$4,411,949
2025-12-08 2025-12-08 S Sale Non-Executive Director
235,367 -39.2%
14.89
US$3,504,615
235,367 -39.2% 14.89 US$3,504,615
2025-12-08 2025-12-08 S Sale Non-Executive Director
768 -0.2%
14.80
US$11,366
768 -0.2% 14.80 US$11,366
2025-12-08 2025-12-08 S Sale Non-Executive Director
29,999 -1.4%
15.36
US$460,785
29,999 -1.4% 15.36 US$460,785
2025-12-08 2025-12-05 S Sale Non-Executive Director
500,000 -18.8%
14.99
US$7,495,000
500,000 -18.8% 14.99 US$7,495,000
2025-12-08 2025-12-05 S Sale Non-Executive Director
32,328 -21.8%
15.05
US$486,536
32,328 -21.8% 15.05 US$486,536
2025-12-05 2025-12-05 PrS Proposed sale

Director

Non-Executive Director
8,000
14.99
US$119,920
8,000 14.99 US$119,920
2025-12-05 2025-12-05 PrS Proposed sale

Director

Non-Executive Director
500,000
14.99
US$7,495,000
500,000 14.99 US$7,495,000
2025-12-05 2025-12-05 PrS Proposed sale

Officer

Officer
17,704
15.03
US$266,091
17,704 15.03 US$266,091
2025-12-05 2025-12-05 PrS Proposed sale

Officer

Officer
32,328
15.05
US$486,426
32,328 15.05 US$486,426
2025-12-08 2025-12-04 S Sale Non-Executive Director
8,000 -100.0%
15.75
US$126,000
8,000 -100.0% 15.75 US$126,000
2025-12-08 2025-12-04 S Sale Non-Executive Director
50,000 -27.0%
15.81
US$790,500
50,000 -27.0% 15.81 US$790,500
2025-12-04 2025-12-04 PrS Proposed sale

Officer

Officer
66,933
15.75
US$1,054,194
66,933 15.75 US$1,054,194
2025-09-08 2025-09-08 PrS Proposed sale

Officer

Officer
20,000
7.25
US$145,062
20,000 7.25 US$145,062
2025-09-08 2025-09-08 PrS Proposed sale

Officer

Officer
20,501
6.98
US$143,007
20,501 6.98 US$143,007
2025-09-08 2025-09-08 PlS Planned sale

Chief Accounting Officer

Officer
20,000 -10.9%
7.25
US$145,000
20,000 -10.9% 7.25 US$145,000
2025-09-08 2025-09-08 PlS Planned sale

Chief Accounting Officer

Officer
20,501 -10.0%
6.98
US$143,097
20,501 -10.0% 6.98 US$143,097
2025-09-03 2025-09-03 PrS Proposed sale

Officer

Officer
50,000
7.90
US$395,091
50,000 7.90 US$395,091
2025-09-03 2025-09-03 S Sale Non-Executive Director
50,000 -27.2%
7.90
US$395,000
50,000 -27.2% 7.90 US$395,000
2025-08-06 2025-08-06 PrS Proposed sale

Former Officer

Officer
324,504
6.50
US$2,109,276
324,504 6.50 US$2,109,276
2025-08-05 2025-08-04 S Sale Non-Executive Director
45,000 -17.0%
6.00
US$270,000
45,000 -17.0% 6.00 US$270,000
2025-07-29 2025-07-29 PrS Proposed sale

Officer

Officer
99,375
5.94
US$589,970
99,375 5.94 US$589,970
2025-07-29 2025-07-29 PrS Proposed sale

Officer

Officer
17,500
5.94
US$103,880
17,500 5.94 US$103,880
2025-07-29 2025-07-29 PrS Proposed sale

Officer; Director

Executive Director
166,667
6.29
US$1,048,335
166,667 6.29 US$1,048,335
2025-07-29 2025-07-29 PrS Proposed sale

Officer

Officer
65,625
6.29
US$412,781
65,625 6.29 US$412,781
2025-07-29 2025-07-29 PlS Planned sale

Chief Accounting Officer

Officer
17,500 -11.4%
5.94
US$103,950
17,500 -11.4% 5.94 US$103,950
2025-07-29 2025-07-29 PlS Planned sale

Chief Executive Officer

Executive Director
166,667 -10.6%
5.94
US$990,002
166,667 -10.6% 5.94 US$990,002
2025-07-29 2025-07-29 PlS Planned sale

CCO and Interim CFO

Officer
99,375 -14.0%
5.94
US$590,288
99,375 -14.0% 5.94 US$590,288
2025-07-29 2025-07-29 PlS Planned sale

General Counsel

Officer
65,625 -21.4%
5.94
US$389,812
65,625 -21.4% 5.94 US$389,812
2025-07-08 2025-07-08 PrS Proposed sale

Officer; Director

Executive Director
127,152
5.15
US$654,832
127,152 5.15 US$654,832
2025-07-08 2025-07-08 PrS Proposed sale

Officer; CFO

Officer
47,254
5.15
US$243,358
47,254 5.15 US$243,358
2025-07-08 2025-07-08 PlS Planned sale

CCO and Interim CFO

Officer
47,254 -8.8%
4.92
US$232,490
47,254 -8.8% 4.92 US$232,490
2025-07-08 2025-07-08 PlS Planned sale

Chief Executive Officer

Executive Director
127,152 -9.3%
4.92
US$625,588
127,152 -9.3% 4.92 US$625,588
2025-07-08 2025-07-07 PlS Planned sale

CCO and Interim CFO

Officer
24,124 -4.3%
5.21
US$125,686
24,124 -4.3% 5.21 US$125,686