SEC Insider Transactions from Wedell-Wedellsborg Johan.

Last updated: 2026-03-14 11:08 UTC | Total transactions: 16

Wedell-Wedellsborg Johan has filed 16 insider transactions across 1 company since June 2024.

Most recent transaction: a disposition of 33450 shares of Y-mAbs Therapeutics, Inc. ($YMAB) on September 16, 2025.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
Sept. 16, 2025 Y-mAbs Therapeutics, Inc. $YMAB Wedell-Wedellsborg Johan Not found D Employee Stock Option (right to buy) 33450 $0.00 0.0000 45,318,028 100.00% 0.07%
Sept. 16, 2025 Y-mAbs Therapeutics, Inc. $YMAB Wedell-Wedellsborg Johan Not found D Employee Stock Option (right to buy) 11000 $0.00 0.0000 45,318,028 100.00% 0.02%
Sept. 16, 2025 Y-mAbs Therapeutics, Inc. $YMAB Wedell-Wedellsborg Johan Not found D Employee Stock Option (right to buy) 16000 $0.00 0.0000 45,318,028 100.00% 0.04%
Sept. 16, 2025 Y-mAbs Therapeutics, Inc. $YMAB Wedell-Wedellsborg Johan Not found D Employee Stock Option (right to buy) 13950 $0.00 0.0000 45,318,028 100.00% 0.03%
Sept. 16, 2025 Y-mAbs Therapeutics, Inc. $YMAB Wedell-Wedellsborg Johan Not found D Employee Stock Option (right to buy) 14545 $0.00 0.0000 45,318,028 100.00% 0.03%
Sept. 16, 2025 Y-mAbs Therapeutics, Inc. $YMAB Wedell-Wedellsborg Johan Not found U Common Stock 5825 $8.60 0.0000 45,318,028 100.00% 0.01%
Sept. 16, 2025 Y-mAbs Therapeutics, Inc. $YMAB Wedell-Wedellsborg Johan Not found D Common Stock 25080 $0.00 0.0000 45,318,028 100.00% 0.06%
Sept. 16, 2025 Y-mAbs Therapeutics, Inc. $YMAB Wedell-Wedellsborg Johan Not found U Common Stock 4559233 $8.60 0.0000 45,318,028 100.00% 10.06%
Sept. 16, 2025 Y-mAbs Therapeutics, Inc. $YMAB Wedell-Wedellsborg Johan Not found D Employee Stock Option (right to buy) 36000 $0.00 0.0000 45,318,028 100.00% 0.08%
Sept. 16, 2025 Y-mAbs Therapeutics, Inc. $YMAB Wedell-Wedellsborg Johan Not found D Employee Stock Option (right to buy) 32000 $0.00 0.0000 45,318,028 100.00% 0.07%
Sept. 16, 2025 Y-mAbs Therapeutics, Inc. $YMAB Wedell-Wedellsborg Johan Not found D Employee Stock Option (right to buy) 16000 $0.00 0.0000 45,318,028 100.00% 0.04%
Sept. 16, 2025 Y-mAbs Therapeutics, Inc. $YMAB Wedell-Wedellsborg Johan Not found D Employee Stock Option (right to buy) 11000 $0.00 0.0000 45,318,028 100.00% 0.02%
June 30, 2025 Y-mAbs Therapeutics, Inc. $YMAB Wedell-Wedellsborg Johan Not found A Employee Stock Option (right to buy) 33450 $0.00 33,450.0000 45,104,476 9999.99% 0.07%
June 30, 2025 Y-mAbs Therapeutics, Inc. $YMAB Wedell-Wedellsborg Johan Not found A Common Stock 25080 $0.00 4,590,138.0000 45,104,476 0.55% 0.06%
June 11, 2024 Y-mAbs Therapeutics, Inc. $YMAB Wedell-Wedellsborg Johan Director A Common Stock 3495 $0.00 4,565,058.0000 43,779,456 0.08% 0.01%
June 11, 2024 Y-mAbs Therapeutics, Inc. $YMAB Wedell-Wedellsborg Johan Director A Employee Stock Option (right to buy) 14545 $0.00 14,545.0000 43,779,456 9999.99% 0.03%