HMST · Insider trading · 13F holders · Congress trades
Mechanics Bancorp (HMST)
Who is buying and selling HMST: 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
- 7
- Insider buys, 90 days
- $0
- Insider sales, 90 days
- $0
- Congress trades, 12 months
- 0
HMST at a glance
- No open-market insider purchases or sales of HMST were filed in the last 90 days.
- 7 13F filers hold HMST among their 50 largest positions, worth $60.3M combined. The biggest bets by portfolio weight are Simcoe Capital LLC (4.9%), Mechanics Bank Trust Department (4.2%) and Siena Capital Partners GP, LLC (1.4%). In their latest 13Fs, 0 managers opened a new position and 1 added to one.
- No member of Congress has disclosed a trade in HMST.
HMST insider trading
No open-market insider purchases or sales of HMST were filed in the last 90 days.
Who owns HMST? Hedge funds and superinvestors
7 13F filers hold HMST among their 50 largest positions, worth $60.3M combined. The biggest bets by portfolio weight are Simcoe Capital LLC (4.9%), Mechanics Bank Trust Department (4.2%) and Siena Capital Partners GP, LLC (1.4%). In their latest 13Fs, 0 managers opened a new position and 1 added to one.
| Manager | % of portfolio | Value | Shares | Last quarter | 13F |
|---|---|---|---|---|---|
| Mechanics Bank Trust DepartmentBank & trust | 4.2% | $33.1M | 2,242,540 | +0.0% shares | Q3 2026 |
| Simcoe Capital LLCInstitutional asset manager | 4.9% | $8.1M | 507,384 | +45.9% shares | Q2 2026 |
| Siena Capital Partners GP, LLCHedge fund | 1.4% | $5.6M | 353,216 | +0.0% shares | Q2 2026 |
| Capital Planning Advisors, LLCWealth manager | 0.7% | $5.1M | 343,313 | +0.0% shares | Q1 2026 |
| Pinnacle Holdings, LLCWealth manager | 1.3% | $4.0M | 253,348 | +0.1% shares | Q2 2026 |
| Ccg Wealth Management, LLCWealth manager | 0.6% | $2.7M | 171,041 | -0.0% shares | Q2 2026 |
| Caldwell Sutter Capital, Inc.Wealth manager | 0.6% | $1.6M | 103,285 | +0.0% shares | Q2 2026 |
Each manager counts with its latest 13F (Q3 2026: 1, Q2 2026: 5, Q1 2026: 1). Screen HMST in the grand portfolio →
HMST stock trades by members of Congress
No member of Congress has disclosed a trade in HMST.
HMST questions and answers
Are insiders buying HMST stock?
No open-market insider purchases or sales of HMST were filed in the last 90 days.
Which hedge funds own HMST?
7 13F filers hold HMST among their 50 largest positions, worth $60.3M combined. The biggest bets by portfolio weight are Simcoe Capital LLC (4.9%), Mechanics Bank Trust Department (4.2%) and Siena Capital Partners GP, LLC (1.4%). In their latest 13Fs, 0 managers opened a new position and 1 added to one.
Has Congress traded HMST?
No member of Congress has disclosed a trade in HMST.
Who is the largest holder of HMST?
Among 13F filers, Mechanics Bank Trust Department reports the largest HMST position, $33.1M (2,242,540 shares) in its Q3 2026 13F. The biggest bet by portfolio weight is Simcoe Capital LLC's: 4.9% of its portfolio.
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