Y-MABS THERAPEUTICS INC (YMAB)
Institutional ownership reported to the SEC as of Q3 2025, across 28 quarters.
2
Reporting holders
$78.3K
Reported value
0.0%
Held as options
-91
Holder change
Options share is the part of reported value carried in derivative lines rather than shares. A high figure means institutions are expressing a view on this security without owning much of it.
Holders
| Filer | Value | Shares | Their book | Held | Change |
|---|---|---|---|---|---|
| Brooklyn Investment Group | $75.5K | 16,061 | 0.01% | 4q | +224.4%+$52.2K |
| IFP Advisors, Inc | $2.9K | 332 | 0.00% | 4q | -0.6% |
Quarter by quarter
Coverage begins with the quarter ending 2018-12-31. Earlier filings exist only as occasional late amendments, too sparse to describe a market, so they are not shown.
| Quarter | Holders | Value | Shares | New | Added | Trimmed | Options |
|---|---|---|---|---|---|---|---|
| Q3 2025 | 2 | $78.3K | 16,393 | 0 | 1 | 1 | 0.0% |
| Q2 2025 | 93 | $125.3M | 27,756,181 | 14 | 25 | 34 | 0.1% |
| Q1 2025 | 96 | $127.7M | 28,794,463 | 14 | 38 | 25 | 0.1% |
| Q4 2024 | 106 | $225.0M | 28,727,778 | 11 | 37 | 28 | 0.0% |
| Q3 2024 | 97 | $337.3M | 25,603,224 | 15 | 33 | 27 | 0.2% |
| Q2 2024 | 92 | $290.6M | 24,027,715 | 14 | 31 | 32 | 0.1% |
| Q1 2024 | 89 | $369.0M | 22,613,013 | 18 | 22 | 36 | 0.4% |
| Q4 2023 | 86 | $132.3M | 19,390,635 | 8 | 31 | 26 | 0.0% |
| Q3 2023 | 86 | $99.9M | 18,362,691 | 4 | 26 | 34 | 0.0% |
| Q2 2023 | 88 | $125.4M | 18,507,816 | 19 | 29 | 26 | 0.0% |
| Q1 2023 | 73 | $85.9M | 17,163,363 | 11 | 25 | 22 | 0.1% |
| Q4 2022 | 70 | $78.6M | 16,110,565 | 13 | 19 | 24 | 0.1% |
| Q3 2022 | 100 | $341.5M | 23,559,551 | 14 | 27 | 31 | 0.5% |
| Q2 2022 | 94 | $377.3M | 24,763,511 | 14 | 32 | 26 | 0.7% |
| Q1 2022 | 89 | $303.3M | 25,303,903 | 17 | 27 | 32 | 0.9% |
| Q4 2021 | 95 | $418.6M | 25,825,957 | 12 | 38 | 24 | 0.0% |
| Q3 2021 | 97 | $749.7M | 26,245,203 | 10 | 39 | 30 | 0.1% |
| Q2 2021 | 100 | $886.9M | 26,145,447 | 13 | 41 | 21 | 0.0% |
| Q1 2021 | 117 | $805.3M | 26,512,617 | 18 | 53 | 27 | 0.1% |
| Q4 2020 | 114 | $1.1B | 22,478,651 | 14 | 47 | 34 | 0.0% |
| Q3 2020 | 106 | $823.2M | 21,438,909 | 9 | 39 | 38 | 0.0% |
| Q2 2020 | 109 | $928.4M | 21,490,089 | 33 | 41 | 28 | 0.0% |
| Q1 2020 | 80 | $528.9M | 20,316,335 | 9 | 29 | 30 | 0.0% |
| Q4 2019 | 81 | $622.0M | 19,905,187 | 25 | 37 | 10 | 0.0% |
| Q3 2019 | 65 | $347.0M | 13,317,334 | 11 | 28 | 13 | 0.0% |
| Q2 2019 | 59 | $254.5M | 11,128,078 | 20 | 24 | 9 | 0.0% |
| Q1 2019 | 44 | $222.3M | 8,480,990 | 6 | 12 | 15 | 0.0% |
| Q4 2018 | 42 | $177.3M | 8,764,065 | 2 | 1 | 0 | 0.0% |