Cullinan Management, Inc. (CGEM) is a publicly traded company in the Unknown sector. Across all available filings, 26 corporate insiders have executed 262 transactions totaling $86.2M, demonstrating a bullish sentiment with $17.1M in net insider flow. The most recent transaction on Jan 22, 2026 involved a sale of 4,000 shares valued at $49.2K.
No significant insider buying has been recorded for CGEM in the recent period.
No significant insider selling has been recorded for CGEM in the recent period.
Based on recent SEC filings, insider sentiment for CGEM is bullish with an Insider Alignment Score of 60/100 and a net flow of $17.1M. Insiders are accumulating shares, which historically signals confidence in the company's future performance.
Insider trading at Cullinan Management, Inc. (CGEM) refers to stock transactions made by corporate insiders—executives, directors, and beneficial owners holding more than 10% of the company's shares. These individuals have access to material non-public information and are required by law to report their trades to the SEC within two business days. Currently, 26 insiders are actively trading CGEM stock, having executed 262 transactions in the past 90 days. The most active insider is Ansbert Gadicke (Executive), who has made 45 transactions totaling $16.7M.
Get notified when executives and directors at CGEM file new Form 4 transactions
Date | Insider | Title | Type | Shares | Price | Value | Flags |
|---|---|---|---|---|---|---|---|
| Jan 22, 2026 | Michaelson Jennifer | Chief Scientific Officer | Sale | 4,000 | $12.30 | $49.2K | |
| Dec 23, 2025 | Ahmed Nadim | Executive | Sale | 9,922 | $10.01 | $99.3K | |
| Dec 19, 2025 | Michaelson Jennifer | Executive | Sale | 1,345 | $10.01 | $13.5K | |
| Dec 18, 2025 | Michaelson Jennifer | Executive | Sale | 2,898 | $9.67 | $28.0K | |
| Dec 18, 2025 | Alan Jones Jeffrey | Executive | Sale | 4,632 | $9.67 | $44.8K | |
| Dec 18, 2025 | L. Sumer Jacquelyn | Executive | Sale | 3,480 | $9.67 | $33.7K | |
| Dec 15, 2025 | Michaelson Jennifer | Executive | Sale | 995 | $11.90 | $11.8K | |
| Dec 12, 2025 | Michaelson Jennifer | Executive | Sale | 2,148 | $12.38 | $26.6K | |
| Nov 24, 2025 | Michaelson Jennifer | Executive | Sale | 4,000 | $12.30 | $49.2K | |
| Oct 28, 2025 | Nichols Weston | Executive | Purchase | 165,667 | $8.40 | $1.4M | Large |
| Oct 17, 2025 | Management Lp Lynx1 Capital | Executive | Purchase | 32,217 | $7.84 | $252.6K | |
| Oct 16, 2025 | Management Lp Lynx1 Capital | Executive | Purchase | 150,000 | $8.86 | $1.3M | Large |
| Oct 15, 2025 | Management Lp Lynx1 Capital | Executive | Purchase | 51,500 | $7.94 | $408.9K | |
| Oct 14, 2025 | Management Lp Lynx1 Capital | Executive | Purchase | 15,032 | $7.59 | $114.1K | |
| Oct 10, 2025 | Management Lp Lynx1 Capital | Executive | Purchase | 277,298 | $7.36 | $2.0M | Large |
| TYPE | COUNT | VALUE | % |
|---|---|---|---|
Purchase(P) | 25 | $51.6M | 56.8% |
Sale(S) | 163 | $34.6M | 38.0% |
Exercise(M) | 24 | $3.5M | 3.8% |
Award(A) | 27 | $667.3K | 0.7% |
Payment(F) | 1 | $603.6K | 0.7% |
Other(J) | 5 | $0 | 0.0% |
Conversion(C) | 17 | $0 | 0.0% |
Insider activity at Cullinan Management, Inc. shows mixed signals across all time. While $51.6M in purchases indicates some executive confidence,$34.6M in sales balances the picture, resulting in a modest net flow of $17.1M.26 insiders have been active, with no strong directional conviction evident in the aggregate data. The most active insider, Ansbert Gadicke, has transacted $16.7M during this period.