MICHAEL TOPOREK

CIK 1243628 · Chief Executive Officer · last filed 2026-06-03

MICHAEL TOPOREK is a Chief Executive Officer who has filed 21 SEC Form 4 insider transactions across 3 companies since 2021. The most recent filing, for SLNHP, was dated Jun 3, 2026. Across all open-market trades the lifetime net is −$454.0K, making them a net seller over the disclosed history. Current disclosed insider exposure totals $196.1M across reported positions.

"Disclosed insider exposure" sums this person's most-recently-reported share counts across each company they're an insider in, multiplied by the current underlying price. It is not net worth — it misses retail holdings, private investments, real estate, index funds, and any company where the person isn't an SEC-reporting insider. For informational purposes only.

Loading insider history…
Disclosed Exposure

$196.07M

Companies

3

Total Filings

21

Lifetime Open-Market Net

-$454.0K

Holdings By Company

Latest on-record share count from this person's most recent non-derivative Form 4 transaction in each company. Disclosed exposure = shares × current underlying price.
Symbol Role Shares Price Disclosed Exposure Lifetime OM Net Filings Latest Filed
SLNHP Director 17,274,816 $11.35 $196.07M -$454.0K 18 2026-06-03
CAPS Director $0.29 $0 1 2026-04-01
Soluna Holdings, Inc (MKTY) Delisted Chief Executive Officer 7,500 $12.66 $95.0K $0 2 2021-05-17

Recent Filings

21 filings
Form 4 transactions across all companies, newest first.
Filed Symbol Action Net Shares Net $ Link
2026-06-03 SLNHP Grant (A) +7,310,534 $0 EDGAR
2026-04-01 CAPS Grant (A) $0 EDGAR
2025-12-03 SLNHP Grant (A) +6,894,614 $0 EDGAR
2025-09-02 SLNHP Grant (A) +1,003,176 $0 EDGAR
2025-06-03 SLNHP Grant (A) +744,454 $0 EDGAR
2025-03-28 SLNHP Sell (S) −59,900 -$197.7K EDGAR
2024-12-12 SLNHP Sell (S) −674 -$6.8K EDGAR
2024-12-09 SLNHP Sell (S) −220 -$2.3K EDGAR
2024-12-03 SLNHP Grant (A) +370,402 $0 EDGAR
2024-11-12 SLNHP Sell (S) −30,980 -$111.2K EDGAR
Showing 110 of 21
Page 1 of 3
Codes: P = open-market purchase · S = open-market sale · A = grant/award · M = option exercise · F = tax withholding at vest · G = bona-fide gift · D = disposition to issuer · J = other (see filing footnote). Only P / S codes carry directional signal.