GEPSMAN MARTIN J sold $121K of CME
GEPSMAN MARTIN J sold 400 shares of CME GROUP INC. (CME) at $302.50 ($0.12M total) on 2026-10-22.
How this was made
The 30-second read
Why it matters
The director's sale is modest and unlikely to move the stock, but it adds to the cumulative insider activity record.
Market read
A routine insider sale with limited market impact.
What to watch
Potential upcoming corporate actions or compensation plans not disclosed.
Background
SEC Form 4 filings provide the first public disclosure of insider transactions, which traders monitor for potential signals.
Ticker impact
Director Martin J. Gepsman sold 400 CME shares for $121,000 via an open‑market transaction filed on Form 4.
likely minimal pressure as the market absorbs a routine insider sale.
The sale size ($121k) is small relative to CME's market cap; no broader implications are evident.
Market effects
none
none
none
Counterpoint
The sale could be a routine portfolio rebalancing, not a negative signal.
Key entities
- companyCME Group Inc.
Operator of global derivatives exchanges.
- personMartin J. Gepsman
Director of CME Group.



