$VSTM 4 SEC Filings

Filed On	Filing
02 Oct 2026	Form 4: Paterson Dan, Director Disposed of 106,893 shares (Grant/Award Acquisition) · Sold 44,121 shares ($353K)
02 Oct 2026	Form 4: Calkins Daniel, Chief Financial Officer Disposed of 8,333 shares (Grant/Award Acquisition) · Sold 2,566 shares ($20.5K)
23 Sep 2026	Form 4: Calkins Daniel, Chief Financial Officer Sold 55 shares ($424)
05 Aug 2026	Form 4: Paterson Dan, Director Sold 1,302 shares ($7.56K)
24 Jun 2026	Form 4: Paterson Dan, Director Sold 20,871 shares ($87.2K)
24 Jun 2026	Form 4: Calkins Daniel, Chief Financial Officer Sold 4,089 shares ($17.1K)
27 May 2026	Form 4: Bailey Michael P, Director Received 108,000 shares as a grant or award
26 May 2026	Form 4: Tollefson Karin Anna, Director Received 36,000 shares as a grant or award
26 May 2026	Form 4: Stuglik Brian M, Director Received 36,000 shares as a grant or award
26 May 2026	Form 4: Rowinsky Eric K, Director Received 36,000 shares as a grant or award
26 May 2026	Form 4: Robertson Michelle, Director Received 36,000 shares as a grant or award
26 May 2026	Form 4: Kapur Anil, Director Received 36,000 shares as a grant or award
26 May 2026	Form 4: Bunn Paul A., Director Received 36,000 shares as a grant or award
26 May 2026	Form 4: Johnson John, Director Received 36,000 shares as a grant or award
06 May 2026	Form 4: Paterson Dan, Director Sold 806 shares ($4.69K)
23 Mar 2026	Form 4: Calkins Daniel, Chief Financial Officer Disposed of 57 shares (Grant/Award Acquisition) ($327)
05 Feb 2026	Form 4: Paterson Dan, Director Sold 970 shares ($6.49K)
23 Jan 2026	Form 4: Calkins Daniel, Chief Financial Officer Received 16,665 shares as a grant or award
23 Jan 2026	Form 4: Paterson Dan, Director Received 213,785 shares as a grant or award
14 Jan 2026	Form 4: Paterson Dan, Director Sold 10,321 shares ($73.9K)

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