CIM · Insider trading · 13F holders · Congress trades
Company Chimera Investment Corporation (CIM)
Who is buying and selling CIM: 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
- 5
- Insider buys, 90 days
- $0
- Insider sales, 90 days
- $0
- Congress trades, 12 months
- 1
CIM at a glance
- No open-market insider purchases or sales of CIM were filed in the last 90 days.
- 5 13F filers hold CIM among their 50 largest positions, worth $94.0M combined. The biggest bets by portfolio weight are Mariner Investment Group LLC (1.9%), Thornburg Investment Management Inc (0.7%) and Wolverine Asset Management LLC (0.5%). In their latest 13Fs, 0 managers opened a new position and 2 added to one.
- Members of Congress have disclosed 1 CIM trade since 2020, 1 purchase and 0 sales in the past year; the latest was Michael K. Simpson (R-ID), buying $1K–15K on Mar 25, 2020.
- CIM last closed at $8.44 on Oct 30, 2026.
CIM insider trading
No open-market insider purchases or sales of CIM were filed in the last 90 days.
Who owns CIM? Hedge funds and superinvestors
5 13F filers hold CIM among their 50 largest positions, worth $94.0M combined. The biggest bets by portfolio weight are Mariner Investment Group LLC (1.9%), Thornburg Investment Management Inc (0.7%) and Wolverine Asset Management LLC (0.5%). In their latest 13Fs, 0 managers opened a new position and 2 added to one.
| Manager | % of portfolio | Value | Shares | Last quarter | 13F |
|---|---|---|---|---|---|
| Thornburg Investment Management IncMutual fund manager | 0.7% | $73.5M | 5,511,923 | +0.7% shares | Q2 2026 |
| Wolverine Asset Management LLCHedge fund | 0.5% | $14.8M | 1,112,637 | +18.9% shares | Q2 2026 |
| Mariner Investment Group LLCHedge fund | 1.9% | $5.1M | 378,899 | +0.0% shares | Q2 2026 |
| Kennicott Capital Management LLCWealth manager | 0.2% | $339K | 35,616 | +9.0% shares | Q3 2026 |
| IronBridge Private Wealth, LLCWealth manager | 0.1% | $236K | 17,710 | +0.0% shares | Q2 2026 |
Each manager counts with its latest 13F (Q3 2026: 1, Q2 2026: 4). Screen CIM in the grand portfolio →
CIM stock trades by members of Congress
Members of Congress have disclosed 1 CIM trade since 2020, 1 purchase and 0 sales in the past year; the latest was Michael K. Simpson (R-ID), buying $1K–15K on Mar 25, 2020.
| Filed | Member | Trade | Amount | Traded | Since |
|---|---|---|---|---|---|
| Jun 1, 2020 | Michael K. SimpsonR-ID · House | Buy | $1K–15K | Mar 25, 2020 | -69.8% |
CIM questions and answers
Are insiders buying CIM stock?
No open-market insider purchases or sales of CIM were filed in the last 90 days.
Which hedge funds own CIM?
5 13F filers hold CIM among their 50 largest positions, worth $94.0M combined. The biggest bets by portfolio weight are Mariner Investment Group LLC (1.9%), Thornburg Investment Management Inc (0.7%) and Wolverine Asset Management LLC (0.5%). In their latest 13Fs, 0 managers opened a new position and 2 added to one.
Has Congress traded CIM?
Members of Congress have disclosed 1 CIM trade since 2020, 1 purchase and 0 sales in the past year; the latest was Michael K. Simpson (R-ID), buying $1K–15K on Mar 25, 2020.
Who is the largest holder of CIM?
Among 13F filers, Thornburg Investment Management Inc reports the largest CIM position, $73.5M (5,511,923 shares) in its Q2 2026 13F. The biggest bet by portfolio weight is Mariner Investment Group LLC's: 1.9% of its portfolio.
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