4D Molecular Therapeutics Inc. (FDMT) is a publicly traded company in the Unknown sector. Across all available filings, 15 corporate insiders have executed 133 transactions totaling $75.3M, demonstrating a bullish sentiment with $26.9M in net insider flow. The most recent transaction on Jan 5, 2026 involved a transaction of 45,000 shares valued at $0.
No significant insider buying has been recorded for FDMT in the recent period.
No significant insider selling has been recorded for FDMT in the recent period.
Based on recent SEC filings, insider sentiment for FDMT is bullish with an Insider Alignment Score of 68/100 and a net flow of $26.9M. Insiders are accumulating shares, which historically signals confidence in the company's future performance.
Insider trading at 4D Molecular Therapeutics Inc. (FDMT) 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, 15 insiders are actively trading FDMT stock, having executed 133 transactions in the past 90 days. The most active insider is David C. Ott (Executive), who has made 3 transactions totaling $25.3M.
Get notified when executives and directors at FDMT file new Form 4 transactions
Date | Insider | Title | Type | Shares | Price | Value | Flags |
|---|---|---|---|---|---|---|---|
| Jan 5, 2026 | Sblendorio Glenn | Executive | Award | 45,000 | $N/A | $0 | |
| Dec 20, 2025 | Gupta Ashoo | Executive | Option Exercise | 866 | $N/A | $0 | |
| Dec 20, 2025 | Gupta Ashoo | Executive | Sale | 79 | $8.68 | $686 | |
| Dec 20, 2025 | Gupta Ashoo | Executive | Option Exercise | 220 | $N/A | $0 | |
| Dec 20, 2025 | Gupta Ashoo | Executive | Sale | 310 | $8.68 | $2.7K | |
| Dec 16, 2025 | Bizily Scott | Executive | Sale | 1,635 | $10.90 | $17.8K | |
| Dec 16, 2025 | Bizily Scott | Executive | Option Exercise | 1,635 | $4.14 | $6.8K | |
| Dec 12, 2025 | Theuer Charles | Executive | Option Exercise | 9,333 | $1.14 | $10.6K | |
| Nov 17, 2025 | Bizily Scott | Executive | Sale | 1,635 | $10.59 | $17.3K | |
| Nov 17, 2025 | Bizily Scott | Executive | Option Exercise | 1,635 | $4.14 | $6.8K | |
| Oct 24, 2025 | Bizily Scott | Executive | Sale | 2,678 | $12.00 | $32.1K | |
| Oct 24, 2025 | Bizily Scott | Executive | Option Exercise | 1,084 | $6.49 | $7.0K | |
| Oct 16, 2025 | Bizily Scott | Executive | Sale | 1,635 | $10.17 | $16.6K | |
| Oct 16, 2025 | Bizily Scott | Executive | Option Exercise | 1,635 | $4.14 | $6.8K | |
| Oct 9, 2025 | Bizily Scott | Executive | Sale | 2,408 | $10.00 | $24.1K |
| TYPE | COUNT | VALUE | % |
|---|---|---|---|
Purchase(P) | 5 | $51.1M | 66.6% |
Sale(S) | 73 | $24.2M | 31.5% |
Exercise(M) | 47 | $1.5M | 1.9% |
Award(A) | 1 | $0 | 0.0% |
Gift(G) | 2 | $0 | 0.0% |
Conversion(C) | 5 | $0 | 0.0% |
Insiders at 4D Molecular Therapeutics Inc. are accumulating shares at an accelerated pace. With 15 insiders making 133 transactions totaling $51.1M in purchases versus $24.2M in sales, the net buying activity of $26.9M signals strong executive confidence. David C. Ott (Executive) leads the buying activity with $25.3M in transactions across all time.