Merus N.V.
Total Trades
42
Buys
8
Sells
18
Largest Trade
N/A
Insiders
4
Institutional Funds
8
Inst. Value
$1M+
Activist Filings
37
Insider Trades
| Insider | Title | Type | Value | Shares | Price | Date |
|---|---|---|---|---|---|---|
| GENMAB A/S | 10% Owner | BUY | $1M+ | 76.9M | $97.00 | Dec 30, 2025 |
| GENMAB A/S | 10% Owner | BUY | $1M+ | 815K | $97.00 | Dec 29, 2025 |
| GENMAB A/S | 10% Owner | BUY | $1M+ | 278K | $97.00 | Dec 22, 2025 |
| GENMAB A/S | 10% Owner | BUY | $1M+ | 272K | $97.00 | Dec 18, 2025 |
| Shuman Harry | VP Controller, PAO | SELL | $100K–$500K | 2K | $96.10 | Dec 10, 2025 |
| Shuman Harry | VP Controller, PAO | EXERCISE | $15K–$50K | 2K | $21.69 | Dec 10, 2025 |
| Shuman Harry | VP Controller, PAO | SELL | $500K+ | 8K | $95.92 | Nov 28, 2025 |
| Shuman Harry | VP Controller, PAO | EXERCISE | N/A | 8K | — | Nov 28, 2025 |
| Silverman Peter B. | COO & GC | SELL | $1M+ | 25K | $60.00 | Jul 18, 2025 |
| Silverman Peter B. | COO & GC | EXERCISE | $500K+ | 25K | $24.43 | Jul 18, 2025 |
| Silverman Peter B. | COO & GC | SELL | $1M+ | 24K | $55.00 | Jul 11, 2025 |
| Silverman Peter B. | COO & GC | EXERCISE | $100K–$500K | 24K | $18.61 | Jul 11, 2025 |
| Silverman Peter B. | COO & GC | SELL | $1M+ | 34K | $52.76 | Jun 24, 2025 |
| Silverman Peter B. | COO & GC | EXERCISE | $500K+ | 34K | $18.61 | Jun 24, 2025 |
| Shuman Harry | VP Controller, PAO | SELL | $100K–$500K | 4K | $48.50 | Mar 25, 2025 |
| Shuman Harry | VP Controller, PAO | EXERCISE | N/A | 3K | — | Mar 25, 2025 |
| Shuman Harry | VP Controller, PAO | SELL | $100K–$500K | 5K | $54.00 | Aug 22, 2024 |
| Shuman Harry | VP Controller, PAO | EXERCISE | N/A | 5K | — | Aug 22, 2024 |
| Silverman Peter B. | COO & GC | EXERCISE | $100K–$500K | 10K | $17.94 | Jun 28, 2024 |
| Silverman Peter B. | COO & GC | SELL | $500K+ | 10K | $60.00 | Jun 28, 2024 |
| Silverman Peter B. | COO & GC | SELL | $1M+ | 62K | $56.52 | Jun 20, 2024 |
| Silverman Peter B. | COO & GC | EXERCISE | $1M+ | 62K | $24.36 | Jun 20, 2024 |
| Shuman Harry | VP Controller, PAO | EXERCISE | N/A | 8K | — | Jun 12, 2024 |
| Shuman Harry | VP Controller, PAO | SELL | $100K–$500K | 8K | $57.28 | Jun 12, 2024 |
| Shuman Harry | VP Controller, PAO | EXERCISE | N/A | 6K | — | Jun 6, 2024 |
| Shuman Harry | VP Controller, PAO | SELL | $100K–$500K | 6K | $52.89 | Jun 6, 2024 |
| Shuman Harry | VP Controller, PAO | SELL | $1K–$15K | 575 | $24.58 | Dec 4, 2023 |
| Shuman Harry | VP Controller, PAO | EXERCISE | N/A | 3K | — | Dec 4, 2023 |
| Shuman Harry | VP Controller, PAO | SELL | $1K–$15K | 575 | $21.48 | Jun 1, 2023 |
| Shuman Harry | VP Controller, PAO | EXERCISE | N/A | 3K | — | Jun 1, 2023 |
| Shuman Harry | VP Controller, PAO | SELL | $1K–$15K | 168 | $13.85 | Dec 14, 2022 |
| Shuman Harry | VP Controller, PAO | EXERCISE | N/A | 3K | — | Dec 1, 2022 |
| Shuman Harry | VP Controller, PAO | SELL | $1K–$15K | 575 | $15.35 | Dec 1, 2022 |
| Lundberg Sven Ante | President, CEO & PFO | BUY | $100K–$500K | 15K | $14.38 | Nov 3, 2022 |
| Shuman Harry | VP Controller, PAO | SELL | $1K–$15K | 165 | $24.33 | Aug 29, 2022 |
| Lundberg Sven Ante | President, CEO & PFO | BUY | $100K–$500K | 6K | $22.92 | Aug 23, 2022 |
| Lundberg Sven Ante | President, CEO & PFO | BUY | $15K–$50K | 704 | $22.99 | Aug 22, 2022 |
| Lundberg Sven Ante | President, CEO & PFO | BUY | $50K–$100K | 4K | $22.97 | Jul 13, 2022 |
| Shuman Harry | VP Controller, PAO | SELL | $1K–$15K | 575 | $18.31 | Jun 3, 2022 |
| Shuman Harry | VP Controller, PAO | EXERCISE | N/A | 3K | — | Jun 3, 2022 |
| Silverman Peter B. | EVP | SELL | $1M+ | 60K | $26.95 | Mar 11, 2022 |
| Silverman Peter B. | EVP | EXERCISE | $500K+ | 60K | $11.16 | Mar 11, 2022 |
Institutional Ownership
13F filings as of Dec 31, 2025 · 8 funds holding
| Fund | Shares | Value | Type |
|---|---|---|---|
| DekaBank Deutsche Girozentrale | 56K | $1M+ | SH |
| Brooklyn Investment Group | 2K | $100K–$500K | SH |
| NTV ASSET MANAGEMENT LLC | 2K | $100K–$500K | SH |
| Farther Finance Advisors, LLC | 1K | $50K–$100K | SH |
| SIMPLEX TRADING, LLC | 837 | $50K–$100K | SH |
| EverSource Wealth Advisors, LLC | 53 | $1K–$15K | SH |
| Parallel Advisors, LLC | 9 | <$1K | SH |
| IFP Advisors, Inc | 3 | <$1K | SH |
Activist & 5%+ Owners
SC 13D/13G filings — investors holding 5%+ of outstanding shares
SC 13D/A · Dec 30, 2025
0.0%
0 shares
SC 13D · Dec 19, 2025
94.8%
71.9M shares
Paradigm BioCapital Advisors LP
SC 13G/A · Nov 14, 2025
6.2%
4.7M shares
SC 13G/A · Nov 14, 2025
2.7%
2.0M shares
Wellington Management Group LLP
SC 13G/A · Nov 12, 2025
0.6%
459K shares
SC 13G/A · Nov 5, 2025
3.7%
2.8M shares
SC 13G/A · Aug 14, 2025
4.7%
3.5M shares
Wellington Management Group LLP
SC 13G/A · Aug 12, 2025
5.0%
3.7M shares
Wellington Management Group LLP
SC 13G/A · May 12, 2025
6.8%
4.7M shares
Paradigm BioCapital Advisors LP
SC 13G · Apr 10, 2025
5.1%
3.6M shares
Wellington Management Group LLP
SC 13G · Feb 10, 2025
5.1%
3.5M shares
SC 13G · Dec 17, 2024
5.5%
3.8M shares
SC 13G/A · Nov 14, 2024
4.9%
3.4M shares
SC 13G/A · Nov 14, 2024
3.8%
2.6M shares
SC 13G/A · Nov 14, 2024
5.0%
3.4M shares
SC 13G · Nov 14, 2024
6.1%
4.2M shares
SC 13G · Nov 12, 2024
10.0%
6.8M shares
SC 13G/A · Jul 24, 2024
1.5%
1.0M shares
SC 13G · Mar 25, 2024
6.9%
4.0M shares
SC 13G/A · Mar 6, 2024
4.0%
2.3M shares
SC 13G/A · Feb 14, 2024
8.2%
4.7M shares
SC 13G · Feb 14, 2024
5.9%
3.4M shares
Biotechnology Value Fund, L.P.
SC 13G/A · Feb 14, 2024
2.5%
1.5M shares
SC 13G/A · Feb 12, 2024
5.2%
3.0M shares
SC 13G/A · Jan 18, 2024
6.3%
3.6M shares
SC 13D/A · Aug 14, 2023
6.9%
4.0M shares
SC 13G/A · Mar 10, 2023
4.6%
2.1M shares
SC 13G/A · Feb 14, 2023
5.9%
2.7M shares
SC 13G/A · Feb 14, 2023
0.0%
0 shares
Biotechnology Value Fund, L.P.
SC 13G/A · Feb 14, 2023
3.4%
1.6M shares
SC 13G/A · Feb 10, 2023
5.1%
2.4M shares
SC 13G/A · Feb 1, 2023
8.5%
3.9M shares
SC 13G · Sep 30, 2022
5.5%
2.5M shares
SC 13G · May 16, 2022
5.1%
2.2M shares
SC 13G/A · Feb 14, 2022
0.19 shares
(entities only Federated Hermes, Inc.
SC 13G/A · Feb 14, 2022
8.5%
3.7M shares
Biotechnology Value Fund, L.P.
SC 13G/A · Feb 12, 2022
5.1%
2.2M shares