4D Molecular Therapeutics, Inc. (FDMT)
Data as of , from SEC Form 4 filings.
Net insider selling (90d)Watch FDMT
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About 4D Molecular Therapeutics, Inc. (FDMT)
4D Molecular Therapeutics, Inc. files with the SEC under CIK 0001650648 and is classified as biological products (no diagnostic substances). It is grouped with Health Care companies on this site.
FDMT Form 4 activity by transaction type, last 90 days
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Open-market sale | 11 | 230,488 | $3.12M |
| Option exercise | 10 | 110,978 |
Dollar totals cover purchases and sales only (codes P and S). Grants, option exercises, gifts and tax withholding are counted in shares, because none of them is a trade at a market price.
FDMT insider transactions (Form 4)
6637 Form 4 filings on record, the earliest from Nov 13, 2024, newest first. Filing history page 1 of 2.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| David Kirn - Officer | Open-market sale | Common Stock | 58,061 | $12.92 footnote F2 | $750K | |
| David Kirn - Officer | Open-market sale | Common Stock | 272 | $13.61 footnote F3 | $4K | |
| ||||||
 Scott Bizily - Officer | Option exercise | Common Stock | 1,635 | $4.14 | $7K | |
| Scott Bizily - Officer | Open-market sale | Common Stock | 1,635 | $13.65 | $22K | |
| Scott Bizily - Officer | Option exercise | Stock Option (Right to Buy) | 1,635 | $0.00 | - | |
| David Kirn - Officer | Open-market sale | Common Stock | 58,333 | $13.90 footnote F2 | $811K | |
| ||||||
| Scott Bizily - Officer | Option exercise | Common Stock | 584 | $6.49 | $4K | |
| Scott Bizily - Officer | Open-market sale | Common Stock | 584 | $14.00 | $8K | |
| Scott Bizily - Officer | Option exercise | Stock Option (Right to Buy) | 584 | $0.00 | - | |
| David Kirn - Officer | Option exercise | Common Stock | 50,000 | $4.14 | $207K | |
| David Kirn - Officer | Open-market sale | Common Stock | 43,149 | $15.36 footnote F2 | $663K | |
| David Kirn - Officer | Open-market sale | Common Stock | 25,927 | $16.42 footnote F3 | $426K | |
| David Kirn - Officer | Option exercise | Stock Option (Right to Buy) | 50,000 | $0.00 | - | |
| ||||||
| Scott Bizily - Officer | Option exercise | Common Stock | 1,635 | $4.14 | $7K | |
| Scott Bizily - Officer | Open-market sale | Common Stock | 1,635 | $12.00 | $20K | |
| Scott Bizily - Officer | Option exercise | Common Stock | 1,635 | $4.14 | $7K | |
| Scott Bizily - Officer | Open-market sale | Common Stock | 1,635 | $12.20 | $20K | |
| Scott Bizily - Officer | Option exercise | Stock Option (Right to Buy) | 1,635 | $0.00 | - | |
| Scott Bizily - Officer | Option exercise | Stock Option (Right to Buy) | 1,635 | $0.00 | - | |
| David Kirn - Officer | Open-market sale | Common Stock | 26,842 | $10.23 footnote F2 | $275K | |
| ||||||
| David Kirn - Officer | Open-market sale | Common Stock | 12,415 | $10.05 footnote F2 | $125K | |
| ||||||
| David Kirn - Officer | Open-market sale | Common Stock | 42,608 | $12.87 footnote F2 | $548K | |
| David Kirn - Officer | Open-market sale | Common Stock | 15,283 | $12.01 footnote F3 | $184K | |
| David Kirn - Officer | Open-market sale | Common Stock | 442 | $12.84 footnote F4 | $6K | |
| ||||||
| Scott Bizily - Officer | Option exercise | Common Stock | 814 | $4.14 | $3K | |
| Scott Bizily - Officer | Option exercise | Common Stock | 5,752 | $6.49 | $37K | |
| Scott Bizily - Officer | Open-market sale | Common Stock | 6,566 | $14.00 | $92K | |
| Scott Bizily - Officer | Option exercise | Stock Option (Right to Buy) | 814 | $0.00 | - | |
| Scott Bizily - Officer | Option exercise | Stock Option (Right to Buy) | 5,752 | $0.00 | - | |
| Scott Bizily - Officer | Option exercise | Common Stock | 9,810 | $4.14 | $41K | |
| Scott Bizily - Officer | Open-market sale | Common Stock | 9,810 | $12.00 | $118K | |
| Scott Bizily - Officer | Option exercise | Stock Option (Right to Buy) | 9,810 | $0.00 | - | |
| David Kirn - Officer | Open-market sale | Common Stock | 114,746 | $10.47 footnote F2 | $1.20M | |
| ||||||
| Shawn Tomasello | Grant or award | Stock Option (Right to Buy) | 50,000 | $0.00 | - | |
| Charles Theuer | Grant or award | Stock Option (Right to Buy) | 50,000 | $0.00 | - | |
| Nancy Miller-Rich | Grant or award | Stock Option (Right to Buy) | 50,000 | $0.00 | - | |
 Susannah Gray | Grant or award | Stock Option (Right to Buy) | 50,000 | $0.00 | - | |
| John F. Milligan | Grant or award | Stock Option (Right to Buy) | 75,000 | $0.00 | - | |
| Glenn Sblendorio | Grant or award | Stock Option (Right to Buy) | 50,000 | $0.00 | - | |
| Jacob Chacko | Grant or award | Stock Option (Right to Buy) | 50,000 | $0.00 | - | |
| David Kirn - Officer | Open-market sale | Common Stock | 1,922 | $10.02 footnote F2 | $19K | |
| ||||||
| David Kirn - Officer | Grant or award | Stock Option (Right to Buy) | 750,000 | $0.00 | - | |
| Scott Bizily - Officer | Grant or award | Stock Option (Right to Buy) | 217,000 | $0.00 | - | |
 Christopher Paul Simms - Officer | Grant or award | Stock Option (Right to Buy) | 219,000 | $0.00 | - | |
| Ashoo Gupta - Officer | Option exercise | Common Stock | 865 | - footnote F1 | - | |
| Ashoo Gupta - Officer | Open-market sale | Common Stock | 310 | $8.61 | $3K | |
| Ashoo Gupta - Officer | Option exercise | Common Stock | 221 | - footnote F1 | - | |
| Ashoo Gupta - Officer | Open-market sale | Common Stock | 80 | $8.61 | $689 | |
| Ashoo Gupta - Officer | Option exercise | Restricted Stock Units | 865 | $0.00 | - | |
| Ashoo Gupta - Officer | Option exercise | Restricted Stock Units | 221 | $0.00 | - | |
| ||||||
| Glenn Sblendorio | Grant or award | Stock Option (Right to Buy) | 45,000 | $0.00 | - | |
| Ashoo Gupta - Officer | Option exercise | Common Stock | 866 | - | - | |
| Ashoo Gupta - Officer | Open-market sale | Common Stock | 310 | $8.68 | $3K | |
| Ashoo Gupta - Officer | Option exercise | Common Stock | 220 | - | - | |
| Ashoo Gupta - Officer | Open-market sale | Common Stock | 79 | $8.68 | $686 | |
| Ashoo Gupta - Officer | Option exercise | Restricted Stock Units | 866 | $0.00 | - | |
| Ashoo Gupta - Officer | Option exercise | Restricted Stock Units | 220 | $0.00 | - | |
| Scott Bizily - Officer | Option exercise | Common Stock | 1,635 | $4.14 | $7K | |
| Scott Bizily - Officer | Open-market sale | Common Stock | 1,635 | $10.90 | $18K | |
| Scott Bizily - Officer | Option exercise | Stock Option (Right to Buy) | 1,635 | $0.00 | - | |
| Charles Theuer | Option exercise | Common Stock | 9,333 | $1.14 | $11K | |
| Charles Theuer | Option exercise | Stock Option (Right to Buy) | 9,333 | $0.00 | - | |
| Kristian Humer - Officer | Grant or award | Stock Option (Right to Buy) | 480,000 | $0.00 | - | |
| Scott Bizily - Officer | Option exercise | Common Stock | 1,635 | $4.14 | $7K | |
| Scott Bizily - Officer | Open-market sale | Common Stock | 1,635 | $10.59 | $17K | |
| Scott Bizily - Officer | Option exercise | Stock Option (Right to Buy) | 1,635 | $0.00 | - | |
Item 8.01
Item 2.02
Item 8.01
Item 1.01, 2.03
Recent FDMT Form 144 notices of proposed sale
3An insider files Form 144 before selling restricted or control stock. It announces a planned sale. If the sale goes ahead, it shows up later on a Form 4.
| Filed | Filer | Relationship | Shares | Market value | Notice |
|---|---|---|---|---|---|
| David Kirn | Officer | 58,333 | $754K | View on EDGAR | |
| David Kirn | Officer | 58,333 |
FDMT insider trading FAQ
What is the latest insider trade for FDMT?
4D Molecular Therapeutics, Inc. (FDMT) had 8 insider filings in the last 90 days, with the most recent on 2026-10-07. The full record for FDMT runs to 37 Form 4 filings, the earliest from 2024-11-13. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying FDMT stock?
No insider purchases of FDMT were filed in the last 90 days.
How many insiders are selling FDMT stock?
11 insider sales of FDMT were filed in the last 90 days, totaling $3.12M.
Where can I see FDMT SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects FDMT Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
More Health Care companies with insider activity
Recent insider filings
10The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - David Kirn view on EDGAR
- - Scott Bizily view on EDGAR
- - David Kirn view on EDGAR
- - Scott Bizily view on EDGAR
- - David Kirn view on EDGAR
- - Scott Bizily view on EDGAR
- - David Kirn view on EDGAR
- - David Kirn view on EDGAR
- - David Kirn view on EDGAR
Related companies with recent insider activity
Learn more
- Insider selling: signal or noise?
- Why most insider sales are routine, and the few patterns worth a second look.
- Form 144 vs Form 4
- A Form 144 announces a planned sale; the Form 4 reports it after it happens.
- Insider activity in Health Care
- Where FDMT's peers are being bought and sold.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
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