FDMT · Insider trading · 13F holders · Congress trades
4D Molecular Therapeutics, Inc. (FDMT)
Who is buying and selling FDMT: 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
- 15
- Insider buys, 90 days
- $0
- Insider sales, 90 days
- $3.1M
- Congress trades, 12 months
- 0
FDMT at a glance
- Between Aug 1, 2026 and Oct 29, 2026, 2 FDMT insiders filed 9 sales worth $3.1M on SEC Form 4, and no open-market purchases; 9 of the sales were pre-planned under Rule 10b5-1.
- 15 13F filers hold FDMT among their 50 largest positions, worth $262.4M combined, including Peter Kolchinsky. The biggest bets by portfolio weight are Acuta Capital Partners, LLC (4.7%), Trails Edge Capital Partners, LP (4.7%) and Diadema Partners LP (2.9%). In their latest 13Fs, 2 managers opened a new position and 2 added to one.
- No member of Congress has disclosed a trade in FDMT.
- FDMT last closed at $12.78 on Oct 29, 2026.
FDMT insider trading
Between Aug 1, 2026 and Oct 29, 2026, 2 FDMT insiders filed 9 sales worth $3.1M on SEC Form 4, and no open-market purchases; 9 of the sales were pre-planned under Rule 10b5-1.
| Filed | Insider | Role | Trade | Shares | Price | Value | Form 4 |
|---|---|---|---|---|---|---|---|
| Oct 20, 2026 | Bizily Scott | Chief Legal Officer | Sale10b5-1 | 1,635 | $12.84 | $21K | SEC |
| Oct 7, 2026 | Kirn David | See Remarks, Director | Sale10b5-1 | 58,333 | $12.92 | $754K | SEC |
| Sep 22, 2026 | Bizily Scott | Chief Legal Officer | Sale10b5-1 | 1,635 | $13.65 | $22K | SEC |
| Sep 16, 2026 | Kirn David | See Remarks, Director | Sale10b5-1 | 58,333 | $13.90 | $811K | SEC |
| Sep 3, 2026 | Bizily Scott | Chief Legal Officer | Sale10b5-1 | 584 | $14.00 | $8K | SEC |
| Aug 21, 2026 | Kirn David | See Remarks, Director | Sale10b5-1 | 69,076 | $15.75 | $1.1M | SEC |
| Aug 17, 2026 | Bizily Scott | Chief Legal Officer | Sale10b5-1 | 3,270 | $12.10 | $40K | SEC |
| Aug 5, 2026 | Kirn David | See Remarks, Director | Sale10b5-1 | 26,842 | $10.23 | $275K | SEC |
| Aug 4, 2026 | Kirn David | See Remarks, Director | Sale10b5-1 | 12,415 | $10.05 | $125K | SEC |
Who owns FDMT? Hedge funds and superinvestors
15 13F filers hold FDMT among their 50 largest positions, worth $262.4M combined, including Peter Kolchinsky. The biggest bets by portfolio weight are Acuta Capital Partners, LLC (4.7%), Trails Edge Capital Partners, LP (4.7%) and Diadema Partners LP (2.9%). In their latest 13Fs, 2 managers opened a new position and 2 added to one.
Superinvestors holding FDMT: Peter Kolchinsky 0.6%
| Manager | % of portfolio | Value | Shares | Last quarter | 13F |
|---|---|---|---|---|---|
| Peter KolchinskyHedge fund | 0.6% | $67.2M | 5,049,779 | +0.0% shares | Q2 2026 |
| Novo Holdings A/sInvestment manager | 2.5% | $43.2M | 3,249,178 | -11.0% shares | Q2 2026 |
| Bvf Inc/ilInvestment manager | 1.0% | $38.3M | 2,879,289 | +0.0% shares | Q2 2026 |
| Trails Edge Capital Partners, LPHedge fund | 4.7% | $29.6M | 2,227,917 | +71.0% shares | Q2 2026 |
| Armistice Capital, LLCHedge fund | 0.7% | $26.6M | 2,000,000 | — | Q2 2026 |
| Evergreen Quality Fund GP, Ltd.Asset manager | 0.2% | $12.7M | 951,474 | +0.0% shares | Q2 2026 |
| Parkman Healthcare Partners LLCHedge fund | 1.3% | $12.6M | 948,184 | — | Q2 2026 |
| Diadema Partners LPHedge fund | 2.9% | $7.6M | 571,107 | — | Q2 2026 |
| Acuta Capital Partners, LLCHedge fund | 4.7% | $6.8M | 507,801 | New | Q2 2026 |
| Catalio Capital Management, LPHedge fund | 1.2% | $6.3M | 471,254 | New | Q2 2026 |
| Opaleye Management Inc.Hedge fund | 0.4% | $4.4M | 334,437 | +197.8% shares | Q2 2026 |
| Propel Bio Management, LLCHedge fund | 1.8% | $3.4M | 252,654 | -33.6% shares | Q2 2026 |
| Persistent Asset Partners LtdHedge fund | 0.6% | $1.9M | 145,585 | — | Q2 2026 |
| Privium Fund Management B.V.Asset manager | 0.2% | $1.2M | 90,110 | -47.1% shares | Q2 2026 |
| Birchview Capital, LPWealth manager | 0.3% | $645K | 48,505 | — | Q2 2026 |
Each manager counts with its latest 13F (Q2 2026: 15). Screen FDMT in the grand portfolio →
FDMT stock trades by members of Congress
No member of Congress has disclosed a trade in FDMT.
FDMT questions and answers
Are insiders buying FDMT stock?
Between Aug 1, 2026 and Oct 29, 2026, 2 FDMT insiders filed 9 sales worth $3.1M on SEC Form 4, and no open-market purchases; 9 of the sales were pre-planned under Rule 10b5-1.
Which hedge funds own FDMT?
15 13F filers hold FDMT among their 50 largest positions, worth $262.4M combined, including Peter Kolchinsky. The biggest bets by portfolio weight are Acuta Capital Partners, LLC (4.7%), Trails Edge Capital Partners, LP (4.7%) and Diadema Partners LP (2.9%). In their latest 13Fs, 2 managers opened a new position and 2 added to one.
Has Congress traded FDMT?
No member of Congress has disclosed a trade in FDMT.
Who is the largest holder of FDMT?
Among 13F filers, Peter Kolchinsky reports the largest FDMT position, $67.2M (5,049,779 shares) in its Q2 2026 13F. The biggest bet by portfolio weight is Acuta Capital Partners, LLC's: 4.7% of its portfolio.
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