Company: DVAX
Filing Date: 2025-05-12
Form Type: DEFA14A
Source: 0000930413-25-001704
Chunk: 27

Company: DYNAVAX TECHNOLOGIES CORP
Filing Date: 2025-05-12
Form: DEFA14A
Chunk 27
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2 - 3 incumbent directors (+) • 1 - year standstill agreement (+) • Allow Rights Plan to expire at the 2025 Annual Meeting (+) 2 Deep Track Response (1/25) • Same terms as previous counterproposal 2

ibdroot \ projects \ IBD - NY \ dilates2022 \ 698484_1 \ Presentations \ 24. 2025.02.XX Fight Deck \ FINAL - to share with Cooley \ Dynavax Investor Presentation (May - 2025)_Print.pptx Deep Track presented a counteroffer with terms far worse than any of their prior counteroffers and introduced new conditions again (i.e. suddenly demanding the resignation of our Board Chair) Deep Track introduced new conditions that were not part of the discussions before, reneged on previously introduced conditions, and then we nt silent until their nomination notice on 2/18 …But Deep Track Would Not Negotiate in Good Faith (2/3) © Copyright DYNAVAX 2025 37 | DVAX 3 rd Proposal (1/30) • Appointment of 1 nominee independent from Deep Track (Donald Santel) (+) • Retirement of 3 incumbent directors (+) • 1 - year standstill agreement • Allow Rights Plan to expire at the 2025 Annual Meeting 3 (+) improvement in offered terms vs. prior offer ( - ) worsening of offered terms vs. prior offer Deep Track Counterproposal (1/29) • Appointment of 1 Deep Track nominee (Donald Santel) (+) (no longer requesting Brett Erkman ) • Retirement of 3 incumbent directors ( - ) • No standstill agreement • Immediate Board declassification • Removal of stockholder rights plan • Increase share repurchase program from $200mm to $400mm (new condition) 3 DVAX 4 th Proposal (3/12) • Appointment of 2 of Deep Track’s independent nominees • Retirement of 2 incumbent directors • 1 - year standstill agreement 4 Deep Track Counterproposal (3/20) • Appointment of 3 Deep Track nominees (including Brett Erkman ) ( - ) • Retirement of 2 incumbent directors ( - ) • Additional retirement of Board Chair ( - ) • No timeframe specified for standstill ( - ) 4

ibdroot \ projects \ IBD - NY \ dilates2022 \ 698484_1 \ Presentations \ 24. 2025.02.XX Fight Deck \ FINAL - to