How many insider trades does FilingIQ track for TWST?

FilingIQ tracks 1,726 Form 4 insider transactions for TWST (Twist Bioscience Corp), covering filings from Nov 2, 2018 onwards. 47 of those were filed in the last 90 days.

Are TWST insiders net buyers or net sellers?

Across the full Form 4 history for TWST, 6 transactions (0%) were open-market purchases and 926 (54%) were open-market sales. Compensatory awards and option exercises are filtered out of these counts.

Where does TWST 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 TWST in?

Twist Bioscience Corp (TWST) is classified in the Healthcare sector, specifically Diagnostics & Research, with a current market capitalisation of $3.13B.

TWST insider trading

Healthcare

Twist Bioscience Corp — scored insider trade history from SEC Form 4 filings, parsed and contextualised by FilingIQ.

Total Form 4 trades

1,726

Last 90 days

Buys / sells

0% / 54%

Market cap

$3.13B

About Twist Bioscience Corp

Twist Bioscience Corporation manufactures and sells synthetic DNA-based products. The company offers synthetic genes and gene fragments used in product development for therapeutics, diagnostics, chemicals/materials, food/agriculture, data storage, and various applications within academic research by biotech, pharma, industrial chemical, and agricultural companies, as well as academic labs; Oligo pools used in targeted NGS, CRISPR gene editing, mutagenesis experiments, DNA origami, DNA computing, data storage in DNA, and other applications; and immunoglobulin G proteins for customers focused on the pursuit of drug discovery and development. It also provides NGS tools comprising library preparation kits, human exome kits, and fixed and custom panels, as well as alliance panels used within diagnostic tests for various indications, population genetics research and biomarker discovery, translational research, microbiology, and applied markets research; and methylation detection kits for cancer, and rare and inherited disease study, as well as fast hybridization and full RNA sequencing workflow solution. In addition, it offers synthetic SARS-CoV-2 RNA reference sequences as positive controls to develop both NGS and reverse transcription-polymerase chain reaction assays; synthetic monkeypox controls; and various respiratory viral controls, including for influenzas, respiratory syncytial virus, rhinoviruses, SARS, MERS, and coronaviruses. Further, it offers SARS-CoV-2 Research Panels, such as the Twist Respiratory Virus Panel and the Pan-Viral Research Panel, for the detection of disease in a research setting; precision DNA libraries for antibody engineering, affinity maturation, and humanization; and antibody optimization solution to enable simultaneous optimization of multiple characteristics of a given antibody. The company has a strategic collaboration with bitBiome Inc. The company was incorporated in 2013 and is headquartered in South San Francisco, California.

Company website: www.twistbioscience.com

TWST insider activity at a glance

FilingIQ has scored 1,726 insider transactions for TWST since Nov 2, 2018. The most recent filing in our index is dated May 12, 2026.

Across the full history, 6 open-market purchases and 926 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 TWST insider trades is 58.7/100, produced by FilingIQ's multi-factor Form 4 model. Model framework documented at methodology.

View live TWST trades on FilingIQ Raw filings on SEC EDGAR

Latest TWST Form 4 filings

Finn Patrick John President and COO

S May 8, 2025

Most recent disclosures. Sign up to filter by score, transaction code, or insider role.

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Frequently asked

How many insider trades does FilingIQ track for TWST?: FilingIQ tracks 1,726 Form 4 insider transactions for TWST (Twist Bioscience Corp), covering filings from Nov 2, 2018 onwards. 47 of those were filed in the last 90 days.
Are TWST insiders net buyers or net sellers?: Across the full Form 4 history for TWST, 6 transactions (0%) were open-market purchases and 926 (54%) were open-market sales. Compensatory awards and option exercises are filtered out of these counts.
Where does TWST 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 TWST in?: Twist Bioscience Corp (TWST) is classified in the Healthcare sector, specifically Diagnostics & Research, with a current market capitalisation of $3.13B.

Methodology & sources

Every TWST 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.