4D Molecular Therapeutics, Inc.
4D Molecular Therapeutics, Inc. (FDMT) Insider Trading
Form 4 buy vs sell counts, ratio, and sentiment — switch this quarter or last 12 months; chart and transactions below.
SEC EDGAR · FMP · FDMT · as of Jun 8, 2026
Activity summary
Buy transactions
0
P-Purchase only
Sell transactions
11
12 Months
Buy/Sell ratio
0.00
Buy/Sell (by trades)
Overall sentiment
4D Molecular Therapeutics, Inc. insiders have been primarily selling shares over the past 12 Months. Selling activity is often driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment toward the company.
▸ Source: SEC EDGAR · Form 3 & 4 · via Financial Modeling Prep · Buy = P-Purchase only · Sell = S-Sale only
As of Jun 8, 2026
FDMT insider buying and selling by quarter
FDMT insider selling · FDMT insider buying stocks · quarterly insider activity
Mobile shows last 4Q · Desktop shows full 8Q
▸ Source: SEC EDGAR · Form 3 & 4 · via Financial Modeling Prep · last 8 quarters
As of Jun 8, 2026
Active insiders
Most active in past 12 months · FDMT ceo insider trading
Showing all insiders · Click a card to filter the transactions table below
▸ Aggregated from reportingName · top 5 by trade count (12M) · no extra API
Recent insider transactions
FDMT executive sell shares · FDMT board member insider trading · FDMT insider trading SEC filing
Scroll horizontally to see all columns
| Date | Insider | Type | Shares | Value | Filing |
|---|---|---|---|---|---|
| Jun 1, 2026 | Kirn David See Remarks · Director | Sale | 1,922 | $19K | Form 4 |
| Mar 20, 2026 | Gupta Ashoo VP, Finance and Controller | Option | 865 | — | Form 4 |
| Mar 20, 2026 | Gupta Ashoo VP, Finance and Controller | Option | 221 | — | Form 4 |
| Mar 20, 2026 | Gupta Ashoo VP, Finance and Controller | Sale | 80 | $689 | Form 4 |
| Mar 20, 2026 | Gupta Ashoo VP, Finance and Controller | Sale | 310 | $3K | Form 4 |
| Dec 20, 2025 | Gupta Ashoo VP, Finance and Controller | Option | 866 | — | Form 4 |
| Dec 20, 2025 | Gupta Ashoo VP, Finance and Controller | Option | 220 | — | Form 4 |
| Dec 20, 2025 | Gupta Ashoo VP, Finance and Controller | Sale | 79 | $686 | Form 4 |
| Dec 20, 2025 | Gupta Ashoo VP, Finance and Controller | Sale | 310 | $3K | Form 4 |
| Dec 16, 2025 | Bizily Scott Chief Legal Officer | Option | 1,635 | $7K | Form 4 |
| Dec 16, 2025 | Bizily Scott Chief Legal Officer | Sale | 1,635 | $18K | Form 4 |
| Dec 12, 2025 | THEUER CHARLES Director | Option | 9,333 | $11K | Form 4 |
| Nov 17, 2025 | Bizily Scott Chief Legal Officer | Option | 1,635 | $7K | Form 4 |
| Nov 17, 2025 | Bizily Scott Chief Legal Officer | Sale | 1,635 | $17K | Form 4 |
| Oct 24, 2025 | Bizily Scott Chief Legal Officer | Option | 1,084 | $7K | Form 4 |
| Oct 24, 2025 | Bizily Scott Chief Legal Officer | Sale | 2,678 | $32K | Form 4 |
| Oct 16, 2025 | Bizily Scott Chief Legal Officer | Option | 1,635 | $7K | Form 4 |
| Oct 16, 2025 | Bizily Scott Chief Legal Officer | Sale | 1,635 | $17K | Form 4 |
| Oct 9, 2025 | Bizily Scott Chief Legal Officer | Sale | 2,408 | $24K | Form 4 |
| Sep 23, 2025 | Bizily Scott Chief Legal Officer | Sale | 2,407 | $19K | Form 4 |
| Dec 9, 2024 | RA CAPITAL MANAGEMENT, L.P. 10 percent owner | Other | 535,000 | — | Form 4 |
| Sep 16, 2024 | Bizily Scott Chief Legal Officer | Option | 500 | $3K | Form 4 |
| Sep 16, 2024 | Bizily Scott Chief Legal Officer | Sale | 500 | $8K | Form 4 |
| Aug 19, 2024 | Bizily Scott Chief Legal Officer | Option | 500 | $3K | Form 4 |
| Aug 19, 2024 | Bizily Scott Chief Legal Officer | Sale | 500 | $8K | Form 4 |
Gupta Ashoo
VP, Finance and Controller
Date
Mar 20
Shares
80
Price
$8.61
Value
$689
Gupta Ashoo
VP, Finance and Controller
Date
Mar 20
Shares
310
Price
$8.61
Value
$3K
Gupta Ashoo
VP, Finance and Controller
Date
Dec 20
Shares
79
Price
$8.68
Value
$686
Gupta Ashoo
VP, Finance and Controller
Date
Dec 20
Shares
310
Price
$8.68
Value
$3K
RA CAPITAL MANAGEMENT, L.P.
10 percent owner
Date
Dec 9
Shares
535,000
Price
—
Value
—
⚡ = value ≥ $1M · Award/Option price shows — · formType=4 · securityName=Common Stock · url → sec.gov/Archives/edgar
▸ Source: SEC EDGAR · Form 4 filings · ⚡ = value ≥ $1M · Award/Option price shows —
About FDMT insider trading
FDMT insider trades
4D Molecular Therapeutics, Inc. (FDMT) insider trading data is sourced from SEC Form 4 filings submitted by corporate insiders, including Bizily Scott (Chief Legal Officer), Gupta Ashoo (VP, Finance and Controller), Kirn David (See Remarks · Director). Over the past 12 months, 4 insiders have filed transactions with the SEC. FDMT insiders have been primarily selling, which may reflect pre-scheduled Rule 10b5-1 plan executions.
For 4D Molecular Therapeutics, Inc.'s institutional ownership breakdown and insider ownership percentage, see the Ownership tab → Ownership tab →
Frequently asked questions
FDMT insider trading · 5 questionsThe insiders of 4D Molecular Therapeutics, Inc. (FDMT) include executives and directors such as Bizily Scott (Chief Legal Officer), Gupta Ashoo (VP, Finance and Controller), Kirn David (See Remarks · Director), among others. Over the past 12 months, 4 insiders have filed Form 4 transactions with the SEC. Insider transactions are required to be reported within 2 business days of the trade date.
▸ Source: FMP /stable/insider-trading/search · SEC EDGAR Form 3 & 4 · acquisitionOrDisposition A=Buy, D=Sell · RSU vesting (M-Exempt) excluded from sentiment bar · As of Jun 8, 2026