Simplex Trading’s Y-mAbs Therapeutics YMAB Stock Holding History

Simplex Trading’s Portfolio YMAB Stock Details YMAB Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q2	–	Sell	-437	Closed	-$1.96K	–	9895
2025 Q1	$1K	Sell	437 -1,346	-75%	-$7.81K	﹤0.01%	8339
2024 Q4	$13K	Buy	+1,783	New	+$21.7K	﹤0.01%	7037
2024 Q1	–	Sell	-1,577	Closed	-$21.3K	–	10074
2023 Q4	$10K	Buy	1,577 +764	+94%	+$4.42K	﹤0.01%	7472
2023 Q3	$4K	Buy	813 +765	+1,594%	+$4.46K	﹤0.01%	7826
2023 Q2	$0	Buy	+48	New	+$360	﹤0.01%	10110
2022 Q4	–	Sell	-1,880	Closed	-$13.7K	–	10630
2022 Q3	$27K	Buy	1,880 +1,348	+253%	+$22.3K	﹤0.01%	7207
2022 Q2	$8K	Buy	532 +232	+77%	+$2.71K	﹤0.01%	8514
2022 Q1	$3K	Buy	+300	New	+$3.08K	﹤0.01%	9756
2021 Q2	–	Sell	-181	Closed	-$5K	–	10817
2021 Q1	$5K	Buy	181 +81	+81%	+$3.32K	﹤0.01%	8230
2020 Q4	$4K	Buy	+100	New	+$4.63K	﹤0.01%	7822

Other funds holding YMAB

BIG

Brooklyn Investment Group Brooklyn, New York $3.2B AUM 26.32% 1-Year Est. Return

IFP Advisors Tampa, Florida $5.54B AUM 27.43% 1-Year Est. Return

Simplex Trading's YMAB Position: Q2 2025 in Review

Simplex Trading sold out of Y-mAbs Therapeutics (YMAB) in Q2 2025, closing a stake of 437 shares — an estimated $1.96K sold.

Simplex Trading first reported a position in YMAB in Q4 2020 and held it in 10 quarters. The position peaked at $27K in Q3 2022. 97 funds tracked by Wall St. Rank hold YMAB as of Q2 2025.

Simplex Trading reported no remaining Y-mAbs Therapeutics position as of Q2 2025 after selling out during the quarter.
Simplex Trading sold 437 Y-mAbs Therapeutics shares in Q2 2025, an estimated $1.96K.
Simplex Trading first reported a position in Y-mAbs Therapeutics in Q4 2020 and held it in 10 quarters.
Simplex Trading's Y-mAbs Therapeutics position peaked at $27K in Q3 2022.
97 funds tracked by Wall St. Rank held Y-mAbs Therapeutics as of Q2 2025.

Based on Simplex Trading's 13F filing for Q2 2025, filed 5 Aug 2025.