GLYCOMIMETICS INC
Net BuyingGLYC·US·🇺🇸 US
67%buys·33%sales
617 transactions$280.7MTotal buys·185 buys
$17.8MTotal sells·90 sells
7171 insiders
Last: Dec 15, 2025
| Date | Insider | Type | Value | |
|---|---|---|---|---|
| Dec 15, 25 | Bispham Barbara Harlin | Grant | - | |
| Dec 15, 25 | Lynch Ryan | Grant | - | |
| Dec 15, 25 | Im Ellie Eunkyung | Grant | - | |
| Dec 15, 25 | McNeill Jonathan | Grant | - | |
| Dec 15, 25 | Scalzo Richard William | Grant | - | |
| Dec 15, 25 | Brumm Joshua T | Grant | - | |
| Dec 15, 25 | Doughty Christopher Grant | Grant | - | |
| Dec 15, 25 | Pinkas Jan | Grant | - | |
| Dec 15, 25 | Bispham Barbara Harlin | Grant | - | |
| Dec 15, 25 | Bispham Barbara Harlin | Grant | - |
GLYCOMIMETICS INC (GLYC) has recorded 617 insider transactions from 71 insiders. Total insider buying volume stands at $280.7M, while total selling volume is $17.8M. Overall insider sentiment is bullish (67% purchases).
GLYCOMIMETICS INC (GLYC) has recorded 617 insider operations, including 185 open-market purchases ($280.7M), 90 sales ($17.8M) and 342 other operations (stock option exercises, grants, tax dispositions, donations). The insider sentiment is bullish (67% purchases).
Recent activity is concentrated over 3 months in the last year.
Among the most active insiders are Brumm Joshua T (CEO), King Rachel K. (CEO) & Semerjian Harout (CEO), with respectively 104, 58, 7 transactions.
Across all 617 recorded transactions, the breakdown by type is: buys (185, 30%), grant (176, 29%), exercise (101, 16%), sales (90, 15%), other (60, 10%).
Data sourced from regulatory filings (SEC Form 4, AMF, BaFin, FI, and other European authorities).
GLYCOMIMETICS INC has recorded 617 insider operations in total, including 185 open-market purchases ($280.7M), 90 sales ($17.8M) and 342 other operations (stock option exercises, grants, tax dispositions, donations). The most recent transaction was recorded on December 15, 2025.
Insiders at GLYCOMIMETICS INC are currently net buyers, with 67% purchases and 33% sales across all reported transactions. Total buy volume is $280.7M versus $17.8M in sales, indicating a bullish insider sentiment.
InsiderLens tracks 71 insiders at GLYCOMIMETICS INC (GLYC). Brumm Joshua T (CEO, 104 tx), King Rachel K. (CEO, 58 tx), Semerjian Harout (CEO, 7 tx). Data is sourced from mandatory regulatory filings for persons with access to privileged information.
The insider signal for GLYC is bullish, based on a 67% buy ratio across 275 buy and sell transactions reported to financial regulators. Transactions from C-suite executives (CEO, CFO) and board members are generally considered the most informative signals.
Insider trading data for GLYCOMIMETICS INC comes from official regulatory filings: SEC Form 4 (United States), AMF (France), BaFin (Germany), FI (Sweden), and other European financial authorities. These filings are mandatory for directors, officers, and holders of more than 10% of a company's shares. InsiderLens aggregates and normalizes this data for analysis.