How many insider trades does FilingIQ track for CBIO?

FilingIQ tracks 245 Form 4 insider transactions for CBIO (CRESCENT BIOPHARMA, INC.), covering filings from Aug 20, 2015 onwards. 0 of those were filed in the last 90 days.

Are CBIO insiders net buyers or net sellers?

Across the full Form 4 history for CBIO, 25 transactions (10%) were open-market purchases and 17 (7%) were open-market sales. Compensatory awards and option exercises are filtered out of these counts.

Where does CBIO insider data come from?

Every transaction shown on this page is sourced directly from SEC EDGAR Form 4 filings. FilingIQ parses the raw XML, normalises insider identity across reporting variations, and scores each trade on its multi-factor composite model.

What sector is CBIO in?

CRESCENT BIOPHARMA, INC. (CBIO) is classified in the Healthcare sector, specifically Biotechnology, with a current market capitalisation of $411.03M.

CBIO insider trading

NasdaqCM Healthcare

CRESCENT BIOPHARMA, INC. — scored insider trade history from SEC Form 4 filings, parsed and contextualised by FilingIQ.

Total Form 4 trades

245

Last 90 days

Buys / sells

10% / 7%

Market cap

$411.03M

About CRESCENT BIOPHARMA, INC.

Crescent Biopharma, Inc., a biotechnology company, researches and develops cancer therapy candidates in the United States. Its pipeline includes CR-001, which is in Phase 3 clinical trial, a proprietary anti-PD-1/anti-VEGF bispecific antibody to treat solid tumors; and CR-002, and CR-003. The company has a strategic partnership with Sichuan Kelun-Biotech Biopharmaceutical Co., Ltd. for the development and commercialization of oncology therapeutics. The company was formerly known as GlycoMimetics, Inc. The company was founded in 2024 and is headquartered in Waltham, Massachusetts.

Company website: crescentbiopharma.com

CBIO insider activity at a glance

FilingIQ has scored 245 insider transactions for CBIO since Aug 20, 2015. The most recent filing in our index is dated Dec 15, 2025.

Across the full history, 25 open-market purchases and 17 open-market sales were filed under transaction codes P and S respectively. Compensatory share awards (code A) and option exercises (code M) are tracked separately and not counted here.

The average FilingIQ composite score on CBIO insider trades is 61.8/100, produced by FilingIQ's multi-factor Form 4 model. Model framework documented at methodology.

View live CBIO trades on FilingIQ Raw filings on SEC EDGAR

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Frequently asked

How many insider trades does FilingIQ track for CBIO?: FilingIQ tracks 245 Form 4 insider transactions for CBIO (CRESCENT BIOPHARMA, INC.), covering filings from Aug 20, 2015 onwards. 0 of those were filed in the last 90 days.
Are CBIO insiders net buyers or net sellers?: Across the full Form 4 history for CBIO, 25 transactions (10%) were open-market purchases and 17 (7%) were open-market sales. Compensatory awards and option exercises are filtered out of these counts.
Where does CBIO insider data come from?: Every transaction shown on this page is sourced directly from SEC EDGAR Form 4 filings. FilingIQ parses the raw XML, normalises insider identity across reporting variations, and scores each trade on its multi-factor composite model.
What sector is CBIO in?: CRESCENT BIOPHARMA, INC. (CBIO) is classified in the Healthcare sector, specifically Biotechnology, with a current market capitalisation of $411.03M.

Methodology & sources

Every CBIO insider transaction shown on FilingIQ is parsed directly from a public SEC Form 4 XML filing. Insider identity is normalised across reporting variants (CIK changes, name spellings, related-party indirect holdings). The FilingIQ composite score is documented in full on the team page and algo disclosure. Not investment advice; see disclaimer.