Sofinnova Investments’s Y-mAbs Therapeutics YMAB Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2025
Q3
Sell
-2,194,278
Closed -$9.9M 74
2025
Q2
$9.9M Hold
2,194,278
0.61% 43
2025
Q1
$9.72M Hold
2,194,278
0.63% 38
2024
Q4
$17.2M Hold
2,194,278
1.25% 25
2024
Q3
$28.9M Hold
2,194,278
2.29% 13
2024
Q2
$26.5M Hold
2,194,278
1.38% 23
2024
Q1
$35.7M Hold
2,194,278
1.99% 18
2023
Q4
$15M Hold
2,194,278
0.84% 29
2023
Q3
$12M Hold
2,194,278
0.75% 34
2023
Q2
$14.9M Hold
2,194,278
0.98% 26
2023
Q1
$11M Hold
2,194,278
0.7% 32
2022
Q4
$10.7M Hold
2,194,278
0.64% 30
2022
Q3
$31.6M Hold
2,194,278
1.84% 13
2022
Q2
$33.2M Hold
2,194,278
2.76% 8
2022
Q1
$26.1M Hold
2,194,278
1.98% 11
2021
Q4
$35.6M Hold
2,194,278
2.08% 10
2021
Q3
$62.6M Hold
2,194,278
3.71% 6
2021
Q2
$74.2M Hold
2,194,278
4.27% 4
2021
Q1
$66.4M Hold
2,194,278
3.99% 5
2020
Q4
$109M Hold
2,194,278
6.47% 4
2020
Q3
$84.2M Hold
2,194,278
6.25% 4
2020
Q2
$94.8M Hold
2,194,278
5.98% 4
2020
Q1
$57.3M Hold
2,194,278
5.3% 6
2019
Q4
$68.6M Buy
2,194,278
+90,000
+4% +$2.66M 4.94% 7
2019
Q3
$54.8M Hold
2,104,278
4.96% 5
2019
Q2
$48.1M Hold
2,104,278
4.42% 7
2019
Q1
$55.2M Hold
2,104,278
5.32% 6
2018
Q4
$42.8M Hold
2,104,278
5.33% 6
2018
Q3
$55.9M Buy
+2,104,278
New +$53.5M 4.98% 7

Other funds holding YMAB

Sofinnova Investments's YMAB Position: Q3 2025 in Review

Sofinnova Investments sold out of Y-mAbs Therapeutics (YMAB) in Q3 2025, closing a stake of 2,194,278 shares — an estimated $9.9M sold.

Sofinnova Investments first reported a position in YMAB in Q3 2018 and held it in 28 quarters. The position peaked at $109M in Q4 2020. 2 funds tracked by Wall St. Rank hold YMAB as of Q3 2025.

  • Sofinnova Investments reported no remaining Y-mAbs Therapeutics position as of Q3 2025 after selling out during the quarter.
  • Sofinnova Investments sold 2,194,278 Y-mAbs Therapeutics shares in Q3 2025, an estimated $9.9M.
  • Sofinnova Investments first reported a position in Y-mAbs Therapeutics in Q3 2018 and held it in 28 quarters.
  • Sofinnova Investments's Y-mAbs Therapeutics position peaked at $109M in Q4 2020.
  • 2 funds tracked by Wall St. Rank held Y-mAbs Therapeutics as of Q3 2025.

Based on Sofinnova Investments's 13F filing for Q3 2025, filed 14 Nov 2025.