ITS
InsiderTrading
TradesInsidersCompaniesCluster BuysRankingsAbout
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/Berkman Charles S

Berkman Charles S

Insider

Insider
Total trades
8
Bought (open market)
$0
Sold (open market)
$55K
Tickers traded
1

12-month activity

Monthly buy vs sell totals from Berkman Charles S's Form 4 filings.

BuysSells
Show data table
MonthBuysSellsFilings
October 2025$0$00
November 2025$0$00
December 2025$0$16K2
January 2026$0$00
February 2026$0$28K6
March 2026$0$00
April 2026$0$11K2
May 2026$0$00
June 2026$0$00
July 2026$0$00
August 2026$0$00
September 2026$0$00

Recent trades

Most recent Form 4 filings by Berkman Charles S.

  • Berkman Charles Sexercised13,542 shares ofOABIat $0Apr 7Details
  • Berkman Charles Ssold7,157 shares ofOABIat $1.49$11KApr 7Details
  • Berkman Charles Sexercised18,750 shares ofOABIat $0Feb 18Details
  • Berkman Charles Ssold

Explore insider screeners

Latest CEO & CFO PurchasesLatest CEO & CFO SalesDirector PurchasesOfficer PurchasesTop Purchases This WeekTop Sales This WeekTop Officer Buys (Month)10% Owner Filings10b5-1 Planned TradesDiscretionary TradesBuy/Sell RatiosPolitician-Insider Overlap
9,673 shares of
OABI
at $1.71
$17KFeb 18Details
  • Berkman Charles Sgranted60,000 shares ofOABIat $0Feb 18Details
  • Berkman Charles Sgranted600,000 shares ofOABIat $0Feb 18Details
  • Berkman Charles Ssold6,990 shares ofOABIat $1.7$12KFeb 17Details
  • Berkman Charles Sexercised13,542 shares ofOABIat $0Feb 16 · filed Feb 17Details
  • Berkman Charles Ssold8,044 shares ofOABIat $1.96$16KDec 8, 2025 · filed Dec 9, 2025Details
  • Berkman Charles Sexercised15,621 shares ofOABIat $0Dec 7, 2025 · filed Dec 9, 2025Details