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SLNH — Soluna Holdings, Inc

Financials · Finance Services · Nasdaq

CIK 0000064463 · FYE 1231 · All Form 4 filings on EDGAR ↗

Formerly: MECHANICAL TECHNOLOGY INC (until 2021-10-29)

3Insiders filing
10Transactions
+$94kReported buys
−$425kReported sells
0Cluster events

Window in data: 2026-08-19 → 2026-08-27 · Data as of 2026-08-28

Insiders

InsiderRoleTxnsReported value
Phelan William PDirector7$425k
Belizaire JohnChief Executive Officer1$60k
PICCHI MICHAELChief Financial Officer2$34k

Transaction history

Filing dateTrade dateTickerInsiderTypeSharesPriceValueCluster
2026-08-272026-08-27SLNHPPhelan William P DirectorS8,099$12.08−$98k
2026-08-272026-08-26SLNHBelizaire John Chief Executive OfficerP50,000$1.20+$60k
2026-08-272026-08-26SLNHPPhelan William P DirectorS1,862$12.09−$23k
2026-08-272026-08-25SLNHPPhelan William P DirectorS5,000$12.00−$60k
2026-08-252026-08-24SLNHPPhelan William P DirectorS5,000$11.66−$58k
2026-08-242026-08-24SLNHPICCHI MICHAEL Chief Financial OfficerP10,000$1.14+$11k
2026-08-252026-08-21SLNHPPhelan William P DirectorS8,843$12.29−$109k
2026-08-242026-08-20SLNHPICCHI MICHAEL Chief Financial OfficerP20,000$1.15+$23k
2026-08-212026-08-20SLNHPPhelan William P DirectorS1,157$12.45−$14k
2026-08-212026-08-19SLNHPPhelan William P DirectorS5,000$12.61−$63k