SEC Insider Transactions from Deep Track Biotechnology Master Fund, Ltd..

Last updated: 2026-03-14 11:48 UTC | Total transactions: 9

Deep Track Biotechnology Master Fund, Ltd. has filed 9 insider transactions across 2 companies since August 2025.

Most recent transaction: a transaction of 15726349 shares of DYNAVAX TECHNOLOGIES CORP ($DVAX) on February 10, 2026.

Activity breakdown: 4 open-market purchases and 2 sales.

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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
Feb. 10, 2026 DYNAVAX TECHNOLOGIES CORP $DVAX Deep Track Biotechnology Master Fund, Ltd. Not found U Common Stock, par value $0.001 per share 15726349 $0.00 0.0000 136,468,000 100.00% 11.52%
Feb. 6, 2026 LB PHARMACEUTICALS INC $LBRX Deep Track Biotechnology Master Fund, Ltd. Not found P Pre-Funded Warrants (Right to Buy) 93925 $21.17 472,369.0000 25,299,102 24.82% 0.37%
Feb. 6, 2026 LB PHARMACEUTICALS INC $LBRX Deep Track Biotechnology Master Fund, Ltd. Not found P Pre-Funded Warrants (Right to Buy) 378444 $21.17 472,369.0000 25,299,102 402.92% 1.50%
Sept. 12, 2025 LB PHARMACEUTICALS INC $LBRX Deep Track Biotechnology Master Fund, Ltd. Not found C Series C Preferred Stock 16666667 $0.00 0.0000 0 100.00% 0.00%
Sept. 12, 2025 LB PHARMACEUTICALS INC $LBRX Deep Track Biotechnology Master Fund, Ltd. Not found P Common Stock 666666 $15.00 3,352,804.0000 0 24.82% 0.00%
Sept. 12, 2025 LB PHARMACEUTICALS INC $LBRX Deep Track Biotechnology Master Fund, Ltd. Not found C Common Stock 686138 $0.00 1,352,804.0000 0 102.92% 0.00%
Sept. 12, 2025 LB PHARMACEUTICALS INC $LBRX Deep Track Biotechnology Master Fund, Ltd. Not found P Common Stock 2000000 $15.00 3,352,804.0000 0 147.84% 0.00%
Aug. 21, 2025 DYNAVAX TECHNOLOGIES CORP $DVAX Deep Track Biotechnology Master Fund, Ltd. Not found S Common Stock, par value $0.001 per share 1094994 $11.03 16,696,492.0000 133,344,000 6.15% 0.82%
Aug. 22, 2025 DYNAVAX TECHNOLOGIES CORP $DVAX Deep Track Biotechnology Master Fund, Ltd. Not found S Common Stock, par value $0.001 per share 970143 $10.59 15,726,349.0000 133,344,000 5.81% 0.73%