Y-mAbs Therapeutics, Inc.
YMABDelisted Sep 16, 2025- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001722964
Y-mAbs Therapeutics, Inc. was delisted on Sep 16, 2025; its insiders filed their last Form 4 on Sep 19, 2025; 97 institutions reported holding it in 13F filings for Q2 2025, worth $125.9M in total; no superinvestor held it.
Open-market trades, last 90 days
Open-market purchases (P) and sales (S) by Y-mAbs Therapeutics, Inc. insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.
- Open-market buys
- 0 filings
- Open-market sells
- 0 filings
- Insiders trading
- 0
- Net value
- $0
- Purchases minus sales
Insider roster
Directors, officers and 10% owners who have filed a Form 4 for Y-mAbs Therapeutics, Inc., current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.
| Name | Title | Last reported holding | Last filing | Filings, past year |
|---|---|---|---|---|
| Hamill Laura | Director | 0 | Sep 19, 2025 | 0 |
| Gill David N | Director | 0 | Sep 18, 2025 | 0 |
| Healy James | Director | 0Indirect | Sep 18, 2025 | 0 |
| Pfreundschuh Peter P. | EVP, CFO and Treasurer | 0 | Sep 18, 2025 | 0 |
| LaRocca John | SVP, General Counsel & Secry | 0 | Sep 18, 2025 | 0 |
| Tyagi Ashu | Director | 0 | Sep 18, 2025 | 0 |
| Wedell-Wedellsborg Johan | Director, 10% Owner | 0Indirect | Sep 18, 2025 | 0 |
| WG Biotech ApS | Director, 10% Owner | 0 | Sep 18, 2025 | 0 |
| Gad Thomas | CHIEF BUSINESS OFFICER | 0Indirect | Sep 18, 2025 | 0 |
| Wilms Joris | SVP & CHIEF OPERATING OFFICER | 0 | Sep 18, 2025 | 0 |
| Rossi Michael J | PRESIDENT & CEO | 0 | Sep 18, 2025 | 0 |
| Gentilcore Douglas J | SVP, Danyelza Bus. Unit Head | – | Sep 18, 2025 | 0 |
| Lund-Hansen Torben | SVP & CHIEF TECHNICAL OFFICER | 35,600 | Aug 30, 2024 | 0 |
| Tagliaferri Mary | Director | 8,155 | Jun 13, 2024 | 0 |
| Ber Gerard | Director | 1,608 | Jun 11, 2024 | 0 |
| Kruse Bo | EVP, CFO, SECRY & TREAS. | 210,877 | May 31, 2024 | 0 |
| Rajah Vignesh | SVP & CHIEF MEDICAL OFFICER | 33,889 | Mar 7, 2024 | 0 |
| Smith Susan Laura | SVP & CHIEF COMMERCIAL OFFICER | 33,918 | Mar 7, 2024 | 0 |
| Lisby Steen | SVP & CHIEF SCIENTIFIC OFFICER | 35,600 | Jan 22, 2024 | 0 |
| Moller-San Pedro Claus Juan | Director and CEO | – | Dec 16, 2021 | 0 |
Insider trades
Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Sep 23, 2021 (view filing) | Sep 22 | 1 day | Kruse BoEVP, CFO, Secretary & Treas. | SSale | −4.00K | $30.82 | −$123.3K | −1.8%221.1K after | |
| Sep 17, 2021 (view filing) | Sep 15 | 2 days | Gad ThomasSee remarks | SSale | −4.00K | $33.64 | −$134.6K | −0.3%1.50M after | |
| Sep 8, 2021 (view filing) | Sep 7 | 1 day | Kruse BoEVP, CFO, Secretary & Treas. | SSale | −4.00K | $32.03 | −$128.1K | −1.7%225.1K after | |
| Sep 7, 2021 (view filing) | Sep 2 | 5 days | Gad ThomasSee remarks | SSale | −50.0K | $33.18 | −$1.66M | −3.2%1.50M after | |
| Aug 24, 2021 (view filing) | Aug 23 | 1 day | Kruse BoEVP, CFO, Secretary & Treas. | SSale | −4.00K | $28.60 | −$114.4K | −1.7%229.1K after | |
| Aug 17, 2021 (view filing) | Aug 13-17 | 4 days | Gad ThomasSee remarks | SSale | −29.0K | $29.35 | −$851.0K | −1.8%1.55M after | 4 lots |
| Aug 13, 2021 (view filing) | Aug 12 | 1 day | Rajah VigneshSVP & CMO | PPurchase | +1.37K | $29.95 | +$41.2K | +81.0%3.07K after | |
| Aug 5, 2021 (view filing) | Aug 4 | 1 day | Kruse BoEVP, CFO, Secretary & Treas. | SSale | −4.00K | $33.72 | −$134.9K | −1.7%233.1K after | |
| Aug 5, 2021 (view filing) | Aug 3 | 2 days | Gad ThomasSee remarks | SSale | −4.00K | $33.73 | −$134.9K | −0.3%1.58M after | |
| Jul 26, 2021 (view filing) | Jul 22 | 4 days | Kruse BoEVP, CFO, Secretary & Treas. | SSale | −4.00K | $34.50 | −$138.0K | −1.7%237.1K after | |
| Jul 21, 2021 (view filing) | Jul 20 | 1 day | Gad ThomasSee remarks | SSale | −4.00K | $32.47 | −$129.9K | −0.3%1.59M after | |
| Jul 8, 2021 (view filing) | Jul 7 | 1 day | Gad ThomasSee remarks | SSale | −4.00K | $31.87 | −$127.5K | −0.3%1.59M after | |
| Jul 7, 2021 (view filing) | Jul 6 | 1 day | Kruse BoEVP, CFO, Secretary & Treas. | SSale | −4.00K | $34.15 | −$136.6K | −1.6%241.1K after | |
| Jul 2, 2021 (view filing) | Jun 30 | 2 days | Gad ThomasSee remarks | SSale | −4.00K | $33.86 | −$135.4K | −0.3%1.60M after |