Wagner M. Zago

CIK 1708681 · Chief Scientific Officer · last filed 2026-03-05

Wagner M. Zago is a Chief Scientific Officer who has filed 19 SEC Form 4 insider transactions across 1 company since 2017. The most recent filing, for PRTA, was dated Mar 5, 2026. Across all open-market trades the lifetime net is −$8.0M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $701.2K across reported positions.

"Disclosed insider exposure" sums this person's most-recently-reported share counts across each company they're an insider in, multiplied by the current underlying price. It is not net worth — it misses retail holdings, private investments, real estate, index funds, and any company where the person isn't an SEC-reporting insider. For informational purposes only.

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Disclosed Exposure

$701.2K

Companies

1

Total Filings

19

Lifetime Open-Market Net

-$7.97M

Holdings By Company

Latest on-record share count from this person's most recent non-derivative Form 4 transaction in each company. Disclosed exposure = shares × current underlying price.
Symbol Role Shares Price Disclosed Exposure Lifetime OM Net Filings Latest Filed
PRTA Chief Scientific Officer 85,000 $8.25 $701.2K -$7.97M 19 2026-03-05

Recent Filings

19 filings
Form 4 transactions across all companies, newest first.
Filed Symbol Action Net Shares Net $ Link
2026-03-05 PRTA Grant (A) $0 EDGAR
2025-07-30 PRTA Grant (A) +85,000 $0 EDGAR
2025-03-07 PRTA Grant (A) $0 EDGAR
2024-02-29 PRTA Grant (A) $0 EDGAR
2023-08-02 PRTA Mixed -$219.6K EDGAR
2023-07-05 PRTA Mixed -$224.0K EDGAR
2023-06-07 PRTA Mixed -$854.5K EDGAR
2023-03-03 PRTA Grant (A) $0 EDGAR
2022-02-25 PRTA Grant (A) $0 EDGAR
2021-06-24 PRTA Mixed -$3.27M EDGAR
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Codes: P = open-market purchase · S = open-market sale · A = grant/award · M = option exercise · F = tax withholding at vest · G = bona-fide gift · D = disposition to issuer · J = other (see filing footnote). Only P / S codes carry directional signal.