13F · Twist Bioscience Corp
TWST institutional ownership and 13F activity
Track TWST institutional ownership through SEC 13F filings, including top shareholders, reported positions, portfolio weights, buys, sells, and quarterly holding trends.
Historical filing data, not live positions.Snapshot generated Sep 12, 2026 from SEC EDGAR 13F-HR information tables. 13F reports can arrive up to 45 days after quarter-end and omit many asset types.
01
TWST Institutional Ownership Snapshot
See how many institutions reported TWST, their combined market value, ownership concentration, and latest position changes.
Active holders1
Reported value$468.1M
Top 5 concentration100.0%
New holders0
Reduced holders1
Exited holders1
02
TWST Ownership Takeaways
Highlights from the latest TWST 13F filings, including the largest holder, biggest increase, largest reduction, and ownership concentration.
03
Who Owns TWST? Institutional Holders
Compare 2 current and exited TWST positions by manager, shares, reported market value, portfolio weight, and quarter-over-quarter change.
| Manager | Shares | Reported value | Portfolio weight | Share change | Status |
|---|---|---|---|---|---|
| Cathie Wood / ARK InvestJun 30, 2026 · CIK 0001697748 | 4.5M | $468.1M | 3.04% | -28.3% | Reduced |
| Stanley Druckenmiller / Duquesne Family OfficeJun 30, 2026 · CIK 0001536411 | 0 | $9,789 | 0.00% | -100.0% | Sold out |
04
TWST Institutional Buying and Selling
See which institutions opened, increased, reduced, or exited TWST positions compared with their previous 13F filing.
New 0
No holders in this category.
Increased 0
No holders in this category.
Reduced 1
ARK Invest$468.1M · -28.3%
Exited 1
Duquesne Family Office$9,789 · -100.0%
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Types of Institutional Holders
Compare concentrated funds, diversified managers, and broad portfolios that reported TWST. Categories are based on portfolio breadth, not SEC classifications.
Broad portfolios1
tracked holders06
TWST Institutional Ownership by Quarter
Follow reported TWST holders, shares, and market value across recent quarters. The institutions included may vary by filing period.
Q2 20261 holders
$468.1M4.5M sharesQ1 20262 holders
$301.4M6.5M sharesQ4 20251 holders
$239.8M7.6M sharesQ3 20251 holders
$189.3M6.7M sharesQ2 20251 holders
$235.5M6.4M shares| Quarter | Holders | Reported value | Shares | New | Exits |
|---|---|---|---|---|---|
| Jun 30, 2026 | 1 | $468.1M | 4.5M | 0 | 1 |
| Mar 31, 2026 | 2 | $301.4M | 6.5M | 1 | 0 |
| Dec 31, 2025 | 1 | $239.8M | 7.6M | 0 | 0 |
| Sep 30, 2025 | 1 | $189.3M | 6.7M | 0 | 0 |
| Jun 30, 2025 | 1 | $235.5M | 6.4M | 0 | 0 |
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Common Questions About TWST
Who is the largest tracked institutional holder of TWST?
ARK Invest is the largest active holder in the current TWST sample, reporting $468.1M. The TWST holder table ranks every matched manager.
Which institution increased its TWST position the most?
No tracked institution reported an increase or new TWST position in the current cycle.
Which institution reduced or exited TWST most significantly?
ARK Invest recorded the largest reduction or exit by prior reported value at $301.4M.
Did new holders enter or existing holders exit TWST?
0 new holders entered and 1 holder fully exited in the current filing cycle. Counts reflect the SEC 13F filings currently included on BasisPilot.
How concentrated is tracked ownership in TWST?
The five largest tracked holders account for 100.0% of aggregate reported TWST value. This is concentration within the tracked sample, not the entire market.
How has tracked ownership in TWST changed across four quarters?
From the oldest comparable quarter to the latest, aggregate reported TWST value among tracked managers increased by 98.8%. Manager coverage can vary by quarter.
What company evidence should be checked alongside TWST's 13F changes?
Review Twist Bioscience Corp's latest earnings, SEC filings, guidance, capital allocation, and material company events. Delayed 13F data alone cannot confirm that a manager still holds the same position today.
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Sources and Methodology
Source: SEC EDGAR Form 13F-HR information tables. Positions are grouped by investment manager and ticker, then compared with the prior available filing. 13F data is delayed, historical, and does not represent a manager's complete or current portfolio.