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SPRO ($SPRO) Insider Trading & Smart Money Activity

SPRO · Biotechnology · Latest filing Jun 23, 2026

$SPRO has 14 insider trades on file. Insiders filed 14 Form 4 transactions in the last 12 months, none of them open-market purchases or sales.

Insider buyers (12 mo)
0
Insider sellers (12 mo)
0
Net insider $ (12 mo)
$0
Congress trades (12 mo)
0
13F moves on file
0
Analyst ratings on file
0

SPRO insider buying and selling by quarter

QuarterInsider buysInsider salesCongress buys / sales13F added / cut
Q1 2026 0 0 0 / 0 0 / 0
Q2 2026 0 0 0 / 0 0 / 0
Q3 2026 0 0 0 / 0 0 / 0
Q4 2026 0 0 0 / 0 0 / 0

Insider buys and sales count open-market trades only (Form 4 codes P and S). Grants, option exercises and tax withholding are left out.

All SPRO insider, congress, 13F and analyst activity

DateSourceWhoActionSharesValue / amount ΔOwn1W1M6MFilingStory
Insider Vink Patrick V.J.J. Buy (Grant or award) 10K sh +2.8%-46.0% —
Insider Vink Patrick V.J.J. Buy (Grant or award) 20K sh +2.8%-46.0% Read
Insider Kathleen Tregoning Buy (Grant or award) 10K sh +2.8%-46.0% Read
Insider Kathleen Tregoning Buy (Grant or award) 10K sh +2.8%-46.0% Read
Insider Frank Thomas Buy (Grant or award) 20K sh +2.8%-46.0% —
Insider Frank Thomas Buy (Grant or award) 20K sh +2.8%-46.0% Read
Insider Cynthia Smith Buy (Grant or award) 10K sh +2.8%-46.0% —
Insider Cynthia Smith Buy (Grant or award) 20K sh +2.8%-46.0% Read
Insider Pottage John JR Buy (Grant or award) 10K sh +2.8%-46.0% —
Insider Pottage John JR Buy (Grant or award) 20K sh +2.8%-46.0% Read
Insider Jackson Scott Thomas Buy (Grant or award) 20K sh +2.8%-46.0% —
Insider Jackson Scott Thomas Buy (Grant or award) 10K sh +2.8%-46.0% —
Insider Milind Deshpande Buy (Grant or award) 20K sh +2.8%-46.0% —
Insider Milind Deshpande Buy (Grant or award) 20K sh +2.8%-46.0% Read

1W / 1M / 6M = how SPRO moved from the trade or filing date.

Insider trading in SPRO: who is buying and selling

InsiderRoleTradesOpen-market netShares heldLast trade
Vink Patrick V.J.J. 2 — Jun 23, 2026
Kathleen Tregoning 2 — Jun 23, 2026
Frank Thomas 2 — Jun 23, 2026
Cynthia Smith 2 — Jun 23, 2026
Pottage John JR 2 — Jun 23, 2026
Jackson Scott Thomas 2 — Jun 23, 2026
Milind Deshpande 2 — Jun 23, 2026

Frequently asked questions

What is the latest insider trade in SPRO?

Vink Patrick V.J.J. filed a buy (grant or award) of 10K sh on Jun 23, 2026.

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Data comes from public SEC Form 4 and 13F filings and STOCK Act disclosures. Dates are the trade or filing date reported. This page is for research only and is not investment advice.

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