Insider track record
OtherNot enough buy signals with a settled T+90 horizon to measure a track record yet.
Explore the full record of transactions filed by Hartzel William. Officer active across 1 company, notably Emergent BioSolutions Inc.. Aggregated, 17 disclosures have been logged. Activity tracked since 11 November 2023. The latest transaction was filed on 29 April 2026 (Attribution). Regulator: SEC (Form 4). The full history is accessible without signup.
Companies and markets linked to Hartzel William
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Declarations17 total
1,741 sharesCommon StockSEC:0001989644-26-000011:0
100,111 shares0Common StockSEC:0001989644-26-000007:0
9,493 shares@ US$8.4437.6% of flowCommon StockSEC:0001989644-26-000005:0
5,771 shares@ US$10.9229.2% of flowCommon StockSEC:0001989644-26-000002:0
610 shares@ US$10.889.5% of flowCommon StockSEC:0001989644-25-000006:0
4,263 shares@ US$7.3648.9% of flowCommon StockSEC:0001367644-25-000166:0
1,167 shares@ US$6.6324.2% of flowCommon StockSEC:0001367644-25-000144:0
561 shares@ US$4.4410.7% of flowCommon StockSEC:0001367644-25-000093:0
62,500 shares0Common StockSEC:0001367644-25-000089:0
62,500 shares0Common StockSEC:0001367644-25-000049:0
292 shares@ US$5.807.5% of flowCommon StockSEC:0001367644-25-000038:0
632 shares@ US$11.9733.2% of flowCommon StockSEC:0001367644-24-000183:0
15,000 shares0Common StockSEC:0001367644-24-000127:0
1,167 shares@ US$6.1931.2% of flowCommon StockSEC:0001367644-24-000104:0
665 shares@ US$2.296.6% of flowCommon StockSEC:0001367644-24-000048:0
346 shares@ US$3.415.1% of flowCommon StockSEC:0001367644-24-000029:0
632 shares@ US$2.005.6% of flowCommon StockSEC:0001367644-23-000189:0
About Hartzel William
Hartzel William is an insider at Emergent BioSolutions Inc. (XNAS), where he holds the role of SVP, Bioservices. He has 17 filings in total, and across the sampled recent filings, buys are 0 EUR and sells are 53507 EUR, with the modal transaction nature listed as tax withholding.