Trades Insiders Companies Cluster Buys Rankings About

ITS

InsiderTrading Screener

Track SEC Form 4 insider trades. See what corporate insiders are buying and selling.

Browse

Trades
Insiders
Companies
Cluster Buys
Rankings

Top Insiders

Mark Zuckerberg
Elon Musk
Jamie Dimon
Satya Nadella
Lisa Su
Jensen Huang

Screeners

CEO & CFO Purchases
Director Purchases
Top Buys This Week
Top Sales This Week
10b5-1 Trades
Buy/Sell Ratios
Politician Overlap
Sectors

Learn

Learn
What is a Form 4?
About & Methodology
What are Cluster Buys?
Top Insider Rankings
Contact Us
Privacy Policy
Terms of Use

Data

SEC EDGAR Form 4 ↗
CongressStock.com ↗
Track13F.com ↗
About the data

© 2026 InsiderTradingScreener.com. Data from SEC EDGAR Form 4 filings.For informational purposes only. Not financial advice.

Home/Insiders/Ziebell Mark R

Ziebell Mark R

Insider

Insider

Total trades

6

Bought (open market)

$0

Sold (open market)

$8K

Acquired (grants)

$5K

Tickers traded

0

Recent trades

Most recent Form 4 filings by Ziebell Mark R.

Ziebell Mark Rtraded66,799 shares ofCDMOFeb 5, 2025 · filed Feb 7, 2025Details
Ziebell Mark Rtraded14,286 shares ofCDMOFeb 5, 2025 · filed Feb 7, 2025Details
Ziebell Mark Rtraded21,429 shares ofCDMOFeb 5, 2025 · filed Feb 7, 2025Details
Ziebell Mark R

Explore insider screeners

Latest CEO & CFO Purchases Latest CEO & CFO Sales Director Purchases Officer Purchases Top Purchases This Week Top Sales This Week Top Officer Buys (Month)10% Owner Filings 10b5-1 Planned Trades Discretionary Trades Buy/Sell Ratios Politician-Insider Overlap

traded

98,120 shares of

CDMO

Feb 5, 2025 · filed Feb 7, 2025Details

Ziebell Mark Rtraded55,310 shares ofCDMOFeb 5, 2025 · filed Feb 7, 2025Details

Ziebell Mark Rtraded17,679 shares ofCDMOFeb 5, 2025 · filed Feb 7, 2025Details

Ziebell Mark Rtraded51,413 shares ofCDMOFeb 5, 2025 · filed Feb 7, 2025Details

Ziebell Mark Rtraded1,733 shares ofCDMOFeb 5, 2025 · filed Feb 7, 2025Details

Ziebell Mark Rtraded108,579 shares ofCDMOFeb 5, 2025 · filed Feb 7, 2025Details

Ziebell Mark Rsold1,346 shares ofCDMOat $6.17$8KJan 10, 2024 · filed Jan 11, 2024Details

Ziebell Mark Rexercised697 shares ofCDMOJan 9, 2024 · filed Jan 11, 2024Details

Ziebell Mark Rexercised1,261 shares ofCDMOJan 9, 2024 · filed Jan 11, 2024Details

Ziebell Mark Rexercised1,250 shares ofCDMOJan 9, 2024 · filed Jan 11, 2024Details

Ziebell Mark Rtraded892 shares ofCDMOat $5.525$5KDec 29, 2023 · filed Jan 3, 2024Details