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SUNE · NASDAQ · Engineering & Construction

SUNation Energy

Installs solar, battery storage, roofing and grid services across New York and Hawaii.

$2.19
After-hours close0.00 (0.00%)
At close$2.19(−0.45%)

Breakdown13F · Form 4

Institutions Insiders 20.34%

Shares outstanding 3.33M · Float

Top shareholders13F · 13D/G · Form 4

HolderShares% outstandingFormFiled
AWM Investment Company, Inc.820.0K19.90%13GJul 8, 2026
Scott Maskin · director, 10 percent owner, officer: Chief Executive Officer554.7K16.65%Form 4May 1, 2026
Jane Street Group, LLC211.1K5.10%13GJul 2, 2026
James Robert Brennan · officer: Chief Financial Officer123.3K3.70%Form 4May 1, 2026

Institutions13F

No 13F holders on record.

Beneficial owners13D/G · 5% or more, as filed

Holder% of classSharesFormFiled
AWM Investment Company, Inc.19.90%820.0K13GJul 8, 2026
Scott Maskin16.60%554.7K13DMay 1, 2026
Jeffrey J. Conroy14.20%13DOct 16, 2024
Jane Street Group, LLC5.10%211.1K13GJul 2, 2026

InsidersForm 4

InsiderRoleShares% outstandingFiled
AWM Investment Company, Inc.10 percent owner820.0K24.60%Jun 18, 2026
Scott Maskindirector, 10 percent owner, officer: Chief Executive Officer554.7K16.65%May 1, 2026
James Robert Brennanofficer: Chief Financial Officer123.3K3.70%May 1, 2026

1 ten-percent owner holds 820.0K shares by Form 4 — the 13D/G table above shows that stake, the figure above counts officers and directors only · 6 people have not refiled in the last 18 months (4.5K shares), so they are not in the figure above

Latest trades

DateInsiderTypeSharesAvg priceOwned after
Apr 14, 2026
Scott Maskindirector, 10 percent owner, officer: Chief Executive Officer
Purchase554,712$1.77554,736
Apr 14, 2026
James Robert Brennanofficer: Chief Financial Officer
Purchase123,254$1.77123,269

CongressHouse and Senate disclosures

Not reported.