Dimensional Fund Advisors’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
-412,246
Closed -$1.86M 3351
2025
Q2
$1.86M Sell
412,246
-6,308
-2% -$28.4K ﹤0.01% 2776
2025
Q1
$1.86M Sell
418,554
-44,681
-10% -$259K ﹤0.01% 2745
2024
Q4
$3.63M Sell
463,235
-14,429
-3% -$176K ﹤0.01% 2629
2024
Q3
$6.28M Sell
477,664
-6,767
-1% -$85.8K ﹤0.01% 2455
2024
Q2
$5.85M Buy
484,431
+65,732
+16% +$887K ﹤0.01% 2445
2024
Q1
$6.81M Buy
418,699
+105,598
+34% +$1.42M ﹤0.01% 2465
2023
Q4
$2.14M Buy
313,101
+71,512
+30% +$414K ﹤0.01% 2776
2023
Q3
$1.32M Buy
241,589
+112,091
+87% +$653K ﹤0.01% 2862
2023
Q2
$879K Buy
129,498
+20,066
+18% +$150K ﹤0.01% 2951
2023
Q1
$548K Sell
109,432
-11,704
-10% -$47.8K ﹤0.01% 3015
2022
Q4
$592 Sell
121,136
-11,475
-9% -$83.4K ﹤0.01% 3007
2022
Q3
$1.91M Sell
132,611
-87,356
-40% -$1.45M ﹤0.01% 2721
2022
Q2
$3.33M Buy
219,967
+36,599
+20% +$427K ﹤0.01% 2583
2022
Q1
$2.18M Sell
183,368
-8,434
-4% -$86.6K ﹤0.01% 2805
2021
Q4
$3.11M Buy
191,802
+66,280
+53% +$1.42M ﹤0.01% 2718
2021
Q3
$3.58M Buy
+125,522
New +$3.96M ﹤0.01% 2675

Other funds holding YMAB

Dimensional Fund Advisors's YMAB Position: Q3 2025 in Review

Dimensional Fund Advisors sold out of Y-mAbs Therapeutics (YMAB) in Q3 2025, closing a stake of 412,246 shares — an estimated $1.86M sold.

Dimensional Fund Advisors first reported a position in YMAB in Q3 2021 and held it in 16 quarters. The position peaked at $6.81M in Q1 2024. 2 funds tracked by Wall St. Rank hold YMAB as of Q3 2025.

  • Dimensional Fund Advisors reported no remaining Y-mAbs Therapeutics position as of Q3 2025 after selling out during the quarter.
  • Dimensional Fund Advisors sold 412,246 Y-mAbs Therapeutics shares in Q3 2025, an estimated $1.86M.
  • Dimensional Fund Advisors first reported a position in Y-mAbs Therapeutics in Q3 2021 and held it in 16 quarters.
  • Dimensional Fund Advisors's Y-mAbs Therapeutics position peaked at $6.81M in Q1 2024.
  • 2 funds tracked by Wall St. Rank held Y-mAbs Therapeutics as of Q3 2025.

Based on Dimensional Fund Advisors's 13F filing for Q3 2025, filed 12 Nov 2025.