OPHC · Insider trading · 13F holders · Congress trades
Optimumbank Hldgs Inc (OPHC)
Who is buying and selling OPHC: company insiders on SEC Form 4, hedge funds and superinvestors on Form 13F, and members of Congress under the STOCK Act. Every figure links to the filing or page it comes from.
- 13F filers holding
- 2
- Insider buys, 90 days
- $0
- Insider sales, 90 days
- $0
- Congress trades, 12 months
- 0
OPHC at a glance
- No open-market insider purchases or sales of OPHC were filed in the last 90 days.
- 2 13F filers hold OPHC among their 50 largest positions, worth $888K combined. The biggest bets by portfolio weight are Sparta 24 Ltd. (0.4%) and Mink Brook Asset Management LLC (0.2%). In their latest 13Fs, 1 manager opened a new position and 0 added to one.
- No member of Congress has disclosed a trade in OPHC.
OPHC insider trading
No open-market insider purchases or sales of OPHC were filed in the last 90 days.
Who owns OPHC? Hedge funds and superinvestors
2 13F filers hold OPHC among their 50 largest positions, worth $888K combined. The biggest bets by portfolio weight are Sparta 24 Ltd. (0.4%) and Mink Brook Asset Management LLC (0.2%). In their latest 13Fs, 1 manager opened a new position and 0 added to one.
| Manager | % of portfolio | Value | Shares | Last quarter | 13F |
|---|---|---|---|---|---|
| Mink Brook Asset Management LLCHedge fund | 0.2% | $459K | 78,552 | — | Q2 2026 |
| Sparta 24 Ltd.Investment manager | 0.4% | $429K | 73,443 | New | Q2 2026 |
Each manager counts with its latest 13F (Q2 2026: 2). Screen OPHC in the grand portfolio →
OPHC stock trades by members of Congress
No member of Congress has disclosed a trade in OPHC.
OPHC questions and answers
Are insiders buying OPHC stock?
No open-market insider purchases or sales of OPHC were filed in the last 90 days.
Which hedge funds own OPHC?
2 13F filers hold OPHC among their 50 largest positions, worth $888K combined. The biggest bets by portfolio weight are Sparta 24 Ltd. (0.4%) and Mink Brook Asset Management LLC (0.2%). In their latest 13Fs, 1 manager opened a new position and 0 added to one.
Has Congress traded OPHC?
No member of Congress has disclosed a trade in OPHC.
Who is the largest holder of OPHC?
Among 13F filers, Mink Brook Asset Management LLC reports the largest OPHC position, $459K (78,552 shares) in its Q2 2026 13F. The biggest bet by portfolio weight is Sparta 24 Ltd.'s: 0.4% of its portfolio.
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