Industry · SIC 3612
Power, Distribution & Specialty Transformers
7 tracked issuers filing with the SEC under this industry classification.
Issuers
7
Recent filings
40
SIC code
3612
Industry overview
Power, Distribution & Specialty Transformers
The SIC 3612 Power, Distribution & Specialty Transformers industry designs and manufactures large power transformers, medium-voltage distribution units, pad-mounted and dry-type transformers, and custom specialty units for mission-critical loads. Utilities, co-ops, EPC firms, large industrials, data center operators, renewable developers, rail and oil & gas midstream firms rely on these products for grid interconnection, voltage step-up/step-down, and resilient power delivery. Producers face long-lead supply chains for electrical steel and copper, strict NERC reliability standards, DOE efficiency rules, environmental controls on transformer oils, and tariff/anti-dumping risks. Current 2024-2025 trends include grid-hardening investment, transformer capacity expansion aided by U.S. industrial policy, surging demand from hyperscale data centers and utility-scale renewables, wildfire and storm resilience upgrades, and early moves to integrate solid-state and monitoring/IoT diagnostics. For current company disclosures and market signals, view SEC filings on Earnings Feed. Inventory strategies balancing long-cycle orders and spare fleet leasing are gaining traction.
Source: Earnings Feed research · Nov 23, 2025
Latest filings
- SC 13G/AWindstream Technologies, Inc.115.9 KBSEC(opens sec.gov)
- SC 13G/AWindstream Technologies, Inc.115.9 KBSEC(opens sec.gov)
- 8-KNewGen BioPharma Corp.12.3 KBSEC(opens sec.gov)
- 8-KNewGen BioPharma Corp.21.7 KBSEC(opens sec.gov)
- 10-QNewGen BioPharma Corp.1.2 MBSEC(opens sec.gov)
- 8-KNewGen BioPharma Corp.43.2 KBSEC(opens sec.gov)
- 8-KNewGen BioPharma Corp.28.4 KBSEC(opens sec.gov)
- 8-KNewGen BioPharma Corp.138.1 KBSEC(opens sec.gov)
- 8-KNewGen BioPharma Corp.14.4 KBSEC(opens sec.gov)
- 8-KNewGen BioPharma Corp.13.1 KBSEC(opens sec.gov)
- 8-KNewGen BioPharma Corp.14.7 KBSEC(opens sec.gov)
- 3NewGen BioPharma Corp.3.5 KBSEC(opens sec.gov)
- 10-KNewGen BioPharma Corp.2.4 MBSEC(opens sec.gov)
- 8-KNewGen BioPharma Corp.254.7 KBSEC(opens sec.gov)
- 8-KNewGen BioPharma Corp.283.4 KBSEC(opens sec.gov)
- 8-KGREENWIND NRG INC755.7 KBSEC(opens sec.gov)
- 8-KGREENWIND NRG INC53.1 KBSEC(opens sec.gov)
- 8-KGREENWIND NRG INC11.9 KBSEC(opens sec.gov)
- 10-QGREENWIND NRG INC859.3 KBSEC(opens sec.gov)
- 10-QGREENWIND NRG INC943.1 KBSEC(opens sec.gov)
- SC 13D/AJINPAN INTERNATIONAL LTD50.9 KBSEC(opens sec.gov)
- 6-KJINPAN INTERNATIONAL LTD23.0 KBSEC(opens sec.gov)
- 6-KJINPAN INTERNATIONAL LTD20.5 KBSEC(opens sec.gov)
- 8-KSEC(opens sec.gov)
- 6-KJINPAN INTERNATIONAL LTD25.1 KBSEC(opens sec.gov)
- 10-QGREENWIND NRG INC935.2 KBSEC(opens sec.gov)
- 8-KSEC(opens sec.gov)
- SC 13G/AJINPAN INTERNATIONAL LTD7.3 KBSEC(opens sec.gov)
- SC 13DJINPAN INTERNATIONAL LTD417.5 KBSEC(opens sec.gov)
- 10-KGREENWIND NRG INC1.4 MBSEC(opens sec.gov)
- SC 13G/AWindstream Technologies, Inc.115.9 KBSEC(opens sec.gov)
- 6-KJINPAN INTERNATIONAL LTD361.4 KBSEC(opens sec.gov)
- 8-KSEC(opens sec.gov)
- 8-KSEC(opens sec.gov)
- 8-KSEC(opens sec.gov)
- 6-KJINPAN INTERNATIONAL LTD333.6 KBSEC(opens sec.gov)
- 10-QSEC(opens sec.gov)
- 8-KSEC(opens sec.gov)
- 8-KSEC(opens sec.gov)
- 8-KSEC(opens sec.gov)
Featured issuers
Classification
- SIC code
- 3612
- Total issuers
- 7
- Recent filings
- 40