IMTX · Insider trading · 13F holders · Congress trades
Immatics N.V. (IMTX)
Who is buying and selling IMTX: 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
- 14
- Insider buys, 90 days
- $7.5M
- Insider sales, 90 days
- $0
- Congress trades, 12 months
- 0
IMTX at a glance
- Between Aug 1, 2026 and Oct 29, 2026, 1 IMTX insider filed 1 open-market purchase worth $7.5M on SEC Form 4.
- 14 13F filers hold IMTX among their 50 largest positions, worth $633.9M combined, including Joseph Edelman and Julian and Felix Baker. The biggest bets by portfolio weight are Montanova Capital, LLC (2.4%), Sofinnova Investments, Inc. (2.0%) and Joseph Edelman (1.6%). In their latest 13Fs, 1 manager opened a new position and 2 added to one.
- No member of Congress has disclosed a trade in IMTX.
- IMTX last closed at $7.31 on Oct 29, 2026.
IMTX insider trading
Between Aug 1, 2026 and Oct 29, 2026, 1 IMTX insider filed 1 open-market purchase worth $7.5M on SEC Form 4.
| Filed | Insider | Role | Trade | Shares | Price | Value | Form 4 |
|---|---|---|---|---|---|---|---|
| Aug 27, 2026 | Perceptive Advisors LLC | Director | Buy | 863,060 | $8.69 | $7.5M | SEC |
Who owns IMTX? Hedge funds and superinvestors
14 13F filers hold IMTX among their 50 largest positions, worth $633.9M combined, including Joseph Edelman and Julian and Felix Baker. The biggest bets by portfolio weight are Montanova Capital, LLC (2.4%), Sofinnova Investments, Inc. (2.0%) and Joseph Edelman (1.6%). In their latest 13Fs, 1 manager opened a new position and 2 added to one.
Superinvestors holding IMTX: Joseph Edelman 1.6% · Julian and Felix Baker 0.5%
| Manager | % of portfolio | Value | Shares | Last quarter | 13F |
|---|---|---|---|---|---|
| Rtw Investments, LPHedge fund | 1.1% | $131.1M | 12,946,176 | +0.6% shares | Q2 2026 |
| Montanova Capital, LLCHedge fund | 2.4% | $113.4M | 11,190,129 | +0.0% shares | Q2 2026 |
| Joseph EdelmanHedge fund | 1.6% | $105.2M | 10,383,456 | +0.0% shares | Q2 2026 |
| Julian and Felix BakerHedge fund | 0.5% | $96.3M | 9,508,565 | -12.9% shares | Q2 2026 |
| Jefferies Financial Group Inc.Broker-dealer | 0.6% | $65.9M | 6,506,802 | +28.6% shares | Q2 2026 |
| Vestal Point Capital, LPHedge fund | 1.5% | $62.6M | 6,175,000 | +0.0% shares | Q2 2026 |
| Sofinnova Investments, Inc.Hedge fund | 2.0% | $37.2M | 3,669,346 | +1.1% shares | Q2 2026 |
| Sphera Funds Management Ltd.Hedge fund | 1.0% | $7.3M | 720,057 | +3.4% shares | Q2 2026 |
| University of Texas/texas Am Investment Management CoEndowment & foundation | 0.8% | $7.1M | 697,431 | +0.0% shares | Q2 2026 |
| Boxer Capital Management, LLCHedge fund | 0.4% | $4.8M | 475,000 | — | Q2 2026 |
| Sectoral Asset Management IncHedge fund | 1.6% | $2.3M | 224,928 | +236.6% shares | Q2 2026 |
| Ishara Investments LPHedge fund | 0.2% | $311K | 30,750 | -80.0% shares | Q2 2026 |
| Brandywine Managers, LLCHedge fund | 0.1% | $256K | 25,227 | New | Q2 2026 |
| Lynx1 Capital Management LPHedge fund | 0.0% | $235K | 23,236 | -89.3% shares | Q2 2026 |
Each manager counts with its latest 13F (Q2 2026: 14). Screen IMTX in the grand portfolio →
IMTX stock trades by members of Congress
No member of Congress has disclosed a trade in IMTX.
IMTX questions and answers
Are insiders buying IMTX stock?
Between Aug 1, 2026 and Oct 29, 2026, 1 IMTX insider filed 1 open-market purchase worth $7.5M on SEC Form 4.
Which hedge funds own IMTX?
14 13F filers hold IMTX among their 50 largest positions, worth $633.9M combined, including Joseph Edelman and Julian and Felix Baker. The biggest bets by portfolio weight are Montanova Capital, LLC (2.4%), Sofinnova Investments, Inc. (2.0%) and Joseph Edelman (1.6%). In their latest 13Fs, 1 manager opened a new position and 2 added to one.
Has Congress traded IMTX?
No member of Congress has disclosed a trade in IMTX.
Who is the largest holder of IMTX?
Among 13F filers, Rtw Investments, LP reports the largest IMTX position, $131.1M (12,946,176 shares) in its Q2 2026 13F. The biggest bet by portfolio weight is Montanova Capital, LLC's: 2.4% of its portfolio.
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