InsiderTrades

Zack Debra

SEC CIK 1807743 · EDGAR

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
SPROSpero Therapeutics, Inc.Chief Medical Off 162.3K — — 12026-08-032026-08-03
XGNEXAGEN INC.Chief Medical Off 84.3K — — 22022-02-042022-03-01

Most active insiders at SPRO, 12 months

#InsiderTitleBoughtSold
1 Rajavelu EstherSee Remarks —$406.8K
2 Keutzer TimothyCOO —$145.2K
3 Tregoning KathleenDir ——
4 Zack DebraChief Medical Off ——
5 Smith CynthiaDir ——
6 Jackson Scott ThomasDir ——
7 VINK PATRICK V.J.J.Dir ——
8 Deshpande MilindDir ——
9 Pottage John C JrDir ——
10 THOMAS FRANK EDir ——

Transactions 3

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
DT 2026-08-06 18:49 2026-08-03 SPRO Spero Therapeutics, Inc. Zack Debra Chief Medical Off A - Grant $0.00 +162.3K 162.3K New $0
2022-03-02 2022-03-01 XGN EXAGEN INC. Zack Debra Chief Medical Off F - Tax $7.12 -3,241 84.3K -4% -$23.1K
2022-02-08 2022-02-04 XGN EXAGEN INC. Zack Debra Chief Medical Off A - Grant $0.00 +50.0K 87.5K +133% $0

Purchase Sale Sale after option exercise All abbreviations