Sera Prognostics GC Jackson Benjamin Buys 5,000 Shares via ESPP

What Happened

• Jackson Benjamin, General Counsel of Sera Prognostics (SERA), acquired 5,000 shares on May 29, 2026 at $1.84 per share, for a total cost of $9,200. The acquisition was a purchase under the company’s Employee Stock Purchase Plan (ESPP), rather than an open-market sale.

Key Details

• Transaction date and price: 2026-05-29, 5,000 shares at $1.84 each (total $9,200).
• Transaction code: A (acquisition/award); here the shares were purchased under the 2021 ESPP.
• Footnote: Shares were purchased pursuant to the Sera Prognostics, Inc. 2021 Employee Stock Purchase Plan for the period Dec 1, 2025 – May 29, 2026 and were exempt under Rule 16b-3(c) and 16b-3(d).
• Shares owned after transaction: not disclosed in the provided filing summary.
• Timeliness: Reported on Form 4 filed 2026-06-01 — this filing is timely (within required business-day window).

Context

• This was an ESPP purchase (employee plan acquisition), which is routine for employees and is exempt from short-swing liability under Rule 16b-3 when made under an approved plan. Purchases can be more informative than routine sales, but the filing alone does not indicate the insider’s broader intentions or outlook.