Company profile

Plexus Corp Insider Trading

PLXS

Every SEC Form 4 insider trading filing for Plexus Corp (PLXS) since April 2023 — open-market buys and sells by directors and officers, option exercises, and cluster activity, updated as each filing is reported to the SEC. Why 2023?

Exchange
Nasdaq
Sector
Printed Circuit Boards
CIK
0000785786
Filings
258
Insiders
20
Last filing
2026-08-19

Activity summary

No discretionary insider buying or selling in the last 30 days. The 4 transactions filed were made under a 10b5-1 plan, scheduled in advance rather than decided on the day.

Three year balance

Buy and sell value by quarter, Q4 23 to Q3 26. Plexus Corp insiders were net sellers in every quarter shown.

Q4 23Q1 24Q2 24Q3 24Q4 24Q1 25Q2 25Q3 25Q4 25Q1 26Q2 26Q3 26

Bars below the rule are sales, above are purchases. Largest quarter on the chart is $21.4M.

90 day insight

Over the last 90 days, Plexus Corp insiders sold $704K across 3 transactions with no open-market purchases.

  • Most active insider: Kelsey Todd P. with 11 transactions totaling $1.8M.
  • Largest single sale: $1.1M by Schrock Michael V on Aug 11, 2026.
  • 79% of recent sales were pre-scheduled 10b5-1 trades — typically less informative than open-market activity.

Activity skews bearish — sales outpace buys.

Insider Transactions

Sourced from SEC EDGAR Form 4 filings. Updated hourly.

DateInsiderCompanyTypeSharesPriceValue
Aug 19, 2026Kelsey Todd P.PLXS
Sale10b5
319$248.79$79K
Aug 19, 2026Kelsey Todd P.PLXS
Sale10b5
681$251.09$171K
Aug 19, 2026Kelsey Todd P.PLXS
Sale10b5
500$252.23$126K
Aug 11, 2026Schrock Michael VPLXS
Sale10b5
4,000$275.00$1.10M
Jul 15, 2026Kelsey Todd P.PLXS
Sale10b5
500$260.51$130K

45 more transactions hidden

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Top insiders

By total value filed.

Kelsey Todd P.President & CEO24 filings$5.5M
Mihm Oliver K.Exec VP & COO3 filings$2.8M
Ninivaggi Angelo Michael JrEVP, Chief Legal & PAO & Secy7 filings$1.8M
Schrock Michael VDirector1 filing$1.1M
Tan Victor (Pang Hau)Regional President - APAC1 filing$814K

Institutional Ownership

Top 13F-HR holders of Plexus Corp as of 2026-06-30

↓ decreasing
Total reported AUM
$2.39B
QoQ change
-49.6%
Reporting period
2026-06-30
#1
BlackRock, Inc.
CIK 0002012383
$887.6M
3.0M shares
#2
State Street Corp
CIK 0000093751
$329.2M
1.1M shares
#3
BlackRock, Inc.
CIK 0002012383
$265.4M
883K shares

Data source: quarterly 13F-HR filings — institutional holders report positions within 45 days of quarter end. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →