Twist Bioscience Corp
TWST · Biological Products, (No Diagnostic Substances) · 62.3M shares · +13%/yr ↑ dilution · EDGAR filings ↗
Reference price $95.00 · est. market cap ~$5.9B — last insider sale, 2026-06-25 (estimated from the dated SEC Form 4 price × shares outstanding — not a live quote)
Grade
D44Synthetic-DNA / NGS-tools company with operating losses and cash burn, funded.
Strengths
- Improving liquidity — current ratio 3.6 (44th)
Risks
- Operating losses — ROE -16%
- Cash burn — FCF -$76M
- Tools-demand cyclicality — per 10-K
Notable findings
- Cash burnNegative free cash flow (-75.6M)
- Fund exitedNotable fund(s) exited this quarter: VANGUARD GROUP INC
- Chronic dilutionShare count +13%/yr over 3y (dilution, book value/share -59%)
- Strong balance sheetStrong balance sheet — $232M cash & investments, ~12 quarters of runway
- Notable holderHeld by 5 notable fund(s): ARK Investment Management LLC, STATE STREET CORP, FMR LLC +2 more (as of 2026-03-31)
- Insider sellingInsider selling — 81 open-market sale(s) by 9 insider(s) (cluster of 9 insiders, ~$26M, last 6mo) Form 4 ↗
Key metrics
Return on equity
-16.4%
Return on assets
-12.1%
Current ratio
3.6×
Free cash flow
-$76M
EBITDA
-$111M
Tangible book value
$377M
Cash & investments
$232M
Cash runway
12q
Insider transactions · last 18 months
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| 2026-06-25 | Leproust Emily M. | Sell | 19K | $95.00 |
| 2026-06-24 | Cho Dennis | Sell | 14K | $89.75 |
| 2026-06-22 | Green Paula | Sell | 291 | $87.32 |
| 2026-06-22 | Cho Dennis | Sell | 346 | $87.32 |
| 2026-06-22 | Leproust Emily M. | Sell | 1.7K | $87.32 |
| 2026-06-15 | Green Paula | Option exercise | 26K | $23.33 |
| 2026-06-15 | Green Paula | Sell | 24K | $81.62 |
| 2026-06-15 | Green Paula | Sell | 2.0K | $82.17 |
| 2026-06-08 | WERNER ROBERT F. | Gift | 500 | — |
| 2026-06-08 | Cho Dennis | Sell | 402 | $69.84 |
| 2026-06-08 | Green Paula | Sell | 884 | $69.84 |
| 2026-06-08 | Leproust Emily M. | Sell | 2.3K | $69.84 |
| 2026-06-08 | WERNER ROBERT F. | Sell | 232 | $69.84 |
| 2026-06-08 | WERNER ROBERT F. | Sell | 1.1K | $69.07 |
| 2026-05-29 | Cho Dennis | Sell | 14K | $69.75 |
| 2026-05-29 | Laponis Adam | Sell | 4.0K | $70.00 |
| 2026-05-28 | Leproust Emily M. | Sell | 1.5K | $65.33 |
| 2026-05-28 | Leproust Emily M. | Sell | 900 | $66.85 |
| 2026-05-28 | Leproust Emily M. | Sell | 7.6K | $67.95 |
| 2026-05-28 | Leproust Emily M. | Option exercise | 16K | $8.82 |
| 2026-05-28 | Leproust Emily M. | Sell | 6.5K | $68.61 |
| 2026-05-28 | Starovasnik Melissa A. | Sell | 2.5K | $68.00 |
| 2026-05-27 | Leproust Emily M. | Option exercise | 25K | $8.82 |
| 2026-05-27 | Leproust Emily M. | Sell | 1.3K | $66.28 |
| 2026-05-27 | Leproust Emily M. | Sell | 24K | $65.24 |
| 2026-05-26 | Starovasnik Melissa A. | Sell | 500 | $61.04 |
| 2026-05-26 | Leproust Emily M. | Option exercise | 24K | $8.82 |
| 2026-05-26 | Leproust Emily M. | Sell | 24K | $65.08 |
| 2026-05-26 | WERNER ROBERT F. | Sell | 800 | $62.48 |
| 2026-05-21 | WERNER ROBERT F. | Sell | 688 | $53.26 |
| 2026-05-21 | Leproust Emily M. | Sell | 6.9K | $53.26 |
| 2026-05-21 | Laponis Adam | Sell | 2.0K | $53.26 |
| 2026-05-21 | Green Paula | Sell | 1.4K | $53.26 |
| 2026-05-21 | Finn Patrick John | Sell | 4.2K | $53.26 |
| 2026-05-21 | Cho Dennis | Sell | 1.6K | $53.26 |
| 2026-05-12 | JOHANNESSEN JAN | Option exercise | 12K | $14.00 |
| 2026-05-12 | JOHANNESSEN JAN | Sell | 12K | $56.12 |
| 2026-05-08 | WERNER ROBERT F. | Sell | 5.0K | $56.88 |
| 2026-05-04 | Cho Dennis | Sell | 2.0K | $57.15 |
| 2026-05-04 | Leproust Emily M. | Sell | 5.1K | $57.15 |
| 2026-05-04 | Finn Patrick John | Sell | 2.8K | $57.15 |
| 2026-05-04 | Green Paula | Sell | 1.1K | $57.15 |
| 2026-05-04 | WERNER ROBERT F. | Sell | 164 | $57.15 |
| 2026-04-27 | Starovasnik Melissa A. | Sell | 500 | $61.83 |
| 2026-04-23 | Finn Patrick John | Sell | 2.3K | $60.76 |
| 2026-04-22 | Leproust Emily M. | Option exercise | 8.1K | $8.82 |
| 2026-04-22 | Leproust Emily M. | Sell | 7.9K | $65.28 |
| 2026-04-22 | Leproust Emily M. | Sell | 151 | $66.00 |
| 2026-04-21 | Leproust Emily M. | Sell | 1.6K | $65.01 |
| 2026-04-21 | Leproust Emily M. | Option exercise | 1.6K | $8.82 |
| 2026-04-17 | Laponis Adam | Sell | 4.0K | $60.00 |
| 2026-04-14 | Laponis Adam | Sell | 3.0K | $55.00 |
| 2026-04-09 | Laponis Adam | Sell | 2.6K | $49.89 |
| 2026-04-01 | Starovasnik Melissa A. | Sell | 1.0K | $51.00 |
| 2026-03-20 | Cho Dennis | Sell | 354 | $43.79 |
| 2026-03-20 | Green Paula | Sell | 297 | $43.79 |
| 2026-03-20 | Leproust Emily M. | Sell | 1.7K | $43.79 |
| 2026-03-17 | CHESS ROBERT | Option exercise | 10K | $11.89 |
| 2026-03-17 | CHESS ROBERT | Sell | 10K | $47.00 |
| 2026-03-06 | WERNER ROBERT F. | Sell | 246 | $46.43 |
| 2026-03-06 | Cho Dennis | Sell | 425 | $46.43 |
| 2026-03-06 | Green Paula | Sell | 935 | $46.43 |
| 2026-03-06 | Leproust Emily M. | Sell | 2.4K | $46.43 |
| 2026-02-23 | Finn Patrick John | Sell | 4.3K | $46.71 |
| 2026-02-23 | WERNER ROBERT F. | Sell | 1.7K | $46.71 |
| 2026-02-23 | Laponis Adam | Sell | 2.1K | $46.71 |
| 2026-02-23 | Leproust Emily M. | Sell | 7.2K | $46.71 |
| 2026-02-23 | Green Paula | Sell | 1.5K | $46.71 |
| 2026-02-23 | Cho Dennis | Sell | 844 | $46.71 |
| 2026-02-17 | Finn Patrick John | Sell | 3.5K | $53.11 |
| 2026-02-17 | Finn Patrick John | Sell | 27K | $52.69 |
| 2026-02-17 | Green Paula | Sell | 39K | $52.40 |
| 2026-02-17 | Finn Patrick John | Option exercise | 18K | $23.33 |
| 2026-02-17 | Finn Patrick John | Option exercise | 32K | $26.66 |
| 2026-02-17 | Finn Patrick John | Sell | 22K | $50.32 |
| 2026-02-17 | Finn Patrick John | Sell | 17K | $51.42 |
| 2026-02-13 | CHESS ROBERT | Sell | 2.2K | $48.26 |
| 2026-02-13 | Finn Patrick John | Option exercise | 500 | $23.33 |
| 2026-02-13 | Finn Patrick John | Option exercise | 712 | $26.66 |
| 2026-02-13 | Finn Patrick John | Sell | 1.8K | $50.04 |
| 2026-02-12 | Laponis Adam | Sell | 7.0K | $50.00 |
| 2026-02-12 | Finn Patrick John | Option exercise | 1.0K | $23.33 |
| 2026-02-12 | Finn Patrick John | Option exercise | 1.5K | $26.66 |
| 2026-02-12 | Finn Patrick John | Sell | 3.5K | $50.23 |
| 2026-02-11 | Cho Dennis | Sell | 5.0K | $49.93 |
| 2026-02-09 | WERNER ROBERT F. | Gift | 2.0K | — |
| 2026-02-06 | JOHANNESSEN JAN | Sell | 2.2K | $47.91 |
| 2026-02-05 | CHESS ROBERT | Grant | 5.1K | — |
| 2026-02-05 | Chan Nelson | Grant | 5.1K | — |
| 2026-02-05 | BLAKE KATRYN | Grant | 5.1K | — |
| 2026-02-05 | JOHANNESSEN JAN | Grant | 5.1K | — |
| 2026-02-05 | CRANDELL KEITH | Grant | 5.1K | — |
| 2026-02-05 | RAGUSA ROBERT P | Grant | 5.1K | — |
| 2026-02-05 | Starovasnik Melissa A. | Grant | 5.1K | — |
| 2026-02-04 | WERNER ROBERT F. | Sell | 7.0K | $45.65 |
| 2026-02-03 | Green Paula | Sell | 1.2K | $46.58 |
| 2026-02-03 | Finn Patrick John | Sell | 2.7K | $46.58 |
| 2026-02-03 | Cho Dennis | Sell | 1.1K | $46.58 |
| 2026-02-03 | WERNER ROBERT F. | Sell | 175 | $46.58 |
| 2026-02-03 | Leproust Emily M. | Sell | 5.0K | $46.58 |
| 2026-01-23 | Finn Patrick John | Sell | 2.4K | $44.91 |
| 2026-01-13 | Finn Patrick John | Sell | 23K | $40.00 |
| 2026-01-13 | Finn Patrick John | Option exercise | 3.3K | $8.82 |
| 2026-01-13 | Laponis Adam | Sell | 3.0K | $40.00 |
| 2026-01-09 | Laponis Adam | Sell | 2.7K | $35.26 |
| 2025-12-22 | Leproust Emily M. | Sell | 1.6K | $34.56 |
| 2025-12-22 | Cho Dennis | Sell | 324 | $34.56 |
| 2025-12-22 | Green Paula | Sell | 273 | $34.56 |
| 2025-12-08 | Green Paula | Sell | 877 | $32.88 |
| 2025-12-08 | WERNER ROBERT F. | Sell | 230 | $32.88 |
| 2025-12-08 | Cho Dennis | Sell | 398 | $32.88 |
| 2025-12-08 | Leproust Emily M. | Sell | 2.3K | $32.88 |
| 2025-11-24 | WERNER ROBERT F. | Sell | 822 | $28.71 |
| 2025-11-21 | Laponis Adam | Sell | 887 | $26.50 |
| 2025-11-21 | Leproust Emily M. | Sell | 2.7K | $26.50 |
| 2025-11-21 | Green Paula | Sell | 598 | $26.50 |
| 2025-11-21 | Cho Dennis | Sell | 757 | $26.50 |
| 2025-11-21 | Finn Patrick John | Sell | 1.8K | $26.50 |
| 2025-11-21 | WERNER ROBERT F. | Sell | 229 | $26.50 |
| 2025-11-18 | JOHANNESSEN JAN | Sell | 7.0K | $24.77 |
| 2025-11-18 | Leproust Emily M. | Grant | 147K | — |
| 2025-11-18 | Laponis Adam | Grant | 33K | — |
| 2025-11-18 | Finn Patrick John | Grant | 69K | — |
| 2025-11-18 | Cho Dennis | Grant | 25K | — |
| 2025-11-18 | Green Paula | Grant | 26K | — |
| 2025-11-18 | WERNER ROBERT F. | Grant | 16K | — |
| 2025-11-03 | WERNER ROBERT F. | Sell | 160 | $32.08 |
| 2025-11-03 | Green Paula | Sell | 1.1K | $32.08 |
| 2025-11-03 | Leproust Emily M. | Sell | 4.9K | $32.08 |
| 2025-11-03 | Finn Patrick John | Sell | 2.8K | $32.08 |
| 2025-11-03 | Cho Dennis | Sell | 1.0K | $32.08 |
| 2025-10-30 | Green Paula | Sell | 6.9K | $31.44 |
| 2025-10-30 | Leproust Emily M. | Sell | 31K | $31.44 |
| 2025-10-30 | Laponis Adam | Sell | 5.5K | $31.44 |
| 2025-10-30 | WERNER ROBERT F. | Sell | 1.0K | $31.44 |
| 2025-10-30 | Cho Dennis | Sell | 6.5K | $31.44 |
| 2025-10-30 | Finn Patrick John | Sell | 18K | $31.44 |
| 2025-10-28 | Cho Dennis | Grant | 30K | — |
| 2025-10-28 | Green Paula | Grant | 36K | — |
| 2025-10-28 | Leproust Emily M. | Grant | 169K | — |
| 2025-10-28 | Laponis Adam | Grant | 25K | — |
| 2025-10-28 | WERNER ROBERT F. | Grant | 5.6K | — |
| 2025-10-28 | Finn Patrick John | Grant | 80K | — |
| 2025-10-23 | Finn Patrick John | Sell | 2.2K | $30.88 |
| 2025-10-09 | Laponis Adam | Sell | 2.5K | $32.92 |
| 2025-10-08 | Laponis Adam | Sell | 3.0K | $31.15 |
| 2025-10-06 | WERNER ROBERT F. | Sell | 2.0K | $32.19 |
| 2025-10-06 | Green Paula | Sell | 9.7K | $32.19 |
| 2025-10-06 | Finn Patrick John | Sell | 24K | $32.19 |
| 2025-10-06 | Cho Dennis | Sell | 3.9K | $32.19 |
| 2025-10-06 | Leproust Emily M. | Sell | 31K | $32.19 |
| 2025-10-06 | Laponis Adam | Sell | 5.9K | $32.19 |
| 2025-10-02 | Leproust Emily M. | Sell | 476 | $29.16 |
| 2025-10-02 | Finn Patrick John | Sell | 206 | $29.16 |
| 2025-10-02 | Cho Dennis | Sell | 124 | $29.16 |
| 2025-10-02 | Green Paula | Sell | 140 | $29.16 |
| 2025-09-22 | Leproust Emily M. | Sell | 1.7K | $27.56 |
| 2025-09-22 | Cho Dennis | Sell | 233 | $27.56 |
| 2025-09-22 | Green Paula | Sell | 295 | $27.56 |
| 2025-09-15 | Cho Dennis | Sell | 94 | $25.33 |
| 2025-09-08 | Leproust Emily M. | Sell | 2.3K | $25.76 |
| 2025-09-08 | WERNER ROBERT F. | Sell | 235 | $25.76 |
| 2025-09-08 | Green Paula | Sell | 892 | $25.76 |
| 2025-09-08 | Cho Dennis | Sell | 269 | $25.76 |
| 2025-08-25 | WERNER ROBERT F. | Sell | 853 | $27.69 |
| 2025-08-21 | Green Paula | Sell | 619 | $25.96 |
| 2025-08-21 | Laponis Adam | Sell | 918 | $25.96 |
| 2025-08-21 | Finn Patrick John | Sell | 1.8K | $25.96 |
| 2025-08-21 | Cho Dennis | Sell | 521 | $25.96 |
| 2025-08-21 | WERNER ROBERT F. | Sell | 238 | $25.96 |
| 2025-08-21 | Leproust Emily M. | Sell | 2.7K | $25.96 |
| 2025-08-05 | BLAKE KATRYN | Grant | 14K | — |
| 2025-08-04 | Green Paula | Sell | 1.3K | $28.36 |
| 2025-08-04 | Cho Dennis | Sell | 785 | $28.36 |
| 2025-08-04 | Finn Patrick John | Sell | 3.2K | $28.36 |
| 2025-08-04 | Leproust Emily M. | Sell | 5.6K | $28.36 |
| 2025-08-04 | WERNER ROBERT F. | Sell | 186 | $28.36 |
| 2025-07-23 | Finn Patrick John | Sell | 2.2K | $35.74 |
| 2025-07-09 | Laponis Adam | Sell | 2.4K | $38.15 |
| 2025-07-02 | Leproust Emily M. | Sell | 476 | $36.19 |
| 2025-07-02 | Green Paula | Sell | 142 | $36.19 |
| 2025-07-02 | Cho Dennis | Sell | 125 | $36.19 |
| 2025-07-02 | Finn Patrick John | Sell | 209 | $36.19 |
| 2025-06-20 | Cho Dennis | Sell | 230 | $35.76 |
| 2025-06-20 | Green Paula | Sell | 292 | $35.76 |
| 2025-06-20 | Leproust Emily M. | Sell | 1.7K | $35.76 |
| 2025-06-16 | Cho Dennis | Sell | 94 | $33.48 |
| 2025-06-06 | Green Paula | Sell | 853 | $31.75 |
| 2025-06-06 | Cho Dennis | Sell | 257 | $31.75 |
| 2025-06-06 | Leproust Emily M. | Sell | 2.2K | $31.75 |
| 2025-06-06 | WERNER ROBERT F. | Sell | 225 | $31.75 |
| 2025-05-23 | WERNER ROBERT F. | Sell | 839 | $27.73 |
| 2025-05-21 | Green Paula | Sell | 632 | $29.75 |
| 2025-05-21 | Leproust Emily M. | Sell | 2.8K | $29.75 |
| 2025-05-21 | WERNER ROBERT F. | Sell | 242 | $29.75 |
| 2025-05-21 | Laponis Adam | Sell | 936 | $29.75 |
| 2025-05-21 | Finn Patrick John | Sell | 1.9K | $29.75 |
| 2025-05-21 | Cho Dennis | Sell | 531 | $29.75 |
| 2025-05-08 | Finn Patrick John | Sell | 20K | $32.31 |
| 2025-05-08 | Leproust Emily M. | Gift | 3.0K | — |
| 2025-05-07 | Cho Dennis | Sell | 5.0K | $32.72 |
| 2025-05-05 | Green Paula | Sell | 1.1K | $37.65 |
| 2025-05-05 | Leproust Emily M. | Sell | 5.0K | $37.65 |
| 2025-05-05 | WERNER ROBERT F. | Sell | 162 | $37.65 |
| 2025-05-05 | Finn Patrick John | Sell | 2.8K | $37.65 |
| 2025-05-05 | Cho Dennis | Sell | 689 | $37.65 |
| 2025-04-23 | Finn Patrick John | Sell | 2.1K | $39.99 |
| 2025-04-09 | Laponis Adam | Sell | 2.5K | $34.97 |
| 2025-04-02 | Green Paula | Sell | 140 | $38.73 |
| 2025-04-02 | Leproust Emily M. | Sell | 492 | $38.73 |
| 2025-04-02 | Cho Dennis | Sell | 124 | $38.73 |
| 2025-04-02 | Finn Patrick John | Sell | 206 | $38.73 |
| 2025-03-20 | Leproust Emily M. | Sell | 1.7K | $41.68 |
| 2025-03-20 | Green Paula | Sell | 291 | $41.68 |
| 2025-03-20 | Cho Dennis | Sell | 230 | $41.68 |
| 2025-03-14 | Cho Dennis | Sell | 92 | $40.05 |
| 2025-03-06 | Cho Dennis | Sell | 277 | $40.91 |
| 2025-03-06 | Leproust Emily M. | Sell | 2.4K | $40.91 |
| 2025-03-06 | WERNER ROBERT F. | Sell | 241 | $40.91 |
| 2025-03-06 | Green Paula | Sell | 918 | $40.91 |
| 2025-02-24 | WERNER ROBERT F. | Sell | 916 | $41.71 |
| 2025-02-21 | Laponis Adam | Sell | 918 | $44.18 |
| 2025-02-21 | Leproust Emily M. | Sell | 2.8K | $44.18 |
| 2025-02-21 | WERNER ROBERT F. | Sell | 267 | $44.18 |
| 2025-02-21 | Green Paula | Sell | 618 | $44.18 |
| 2025-02-21 | Finn Patrick John | Sell | 1.8K | $44.18 |
| 2025-02-21 | Cho Dennis | Sell | 526 | $44.18 |
| 2025-02-07 | CHESS ROBERT | Sell | 2.9K | $53.13 |
| 2025-02-05 | RAGUSA ROBERT P | Grant | 4.5K | — |
| 2025-02-05 | Starovasnik Melissa A. | Grant | 4.5K | — |
| 2025-02-05 | CHESS ROBERT | Grant | 4.5K | — |
| 2025-02-05 | CHAN NELSON C | Grant | 4.5K | — |
| 2025-02-05 | JOHANNESSEN JAN | Grant | 4.5K | — |
| 2025-02-05 | CRANDELL KEITH | Grant | 4.5K | — |
| 2025-02-03 | Green Paula | Sell | 1.3K | $49.35 |
| 2025-02-03 | Finn Patrick John | Sell | 2.8K | $49.35 |
| 2025-02-03 | Cho Dennis | Sell | 806 | $49.35 |
| 2025-02-03 | WERNER ROBERT F. | Sell | 185 | $49.35 |
| 2025-02-03 | Leproust Emily M. | Sell | 5.2K | $49.35 |
| 2025-01-23 | Finn Patrick John | Sell | 2.4K | $50.17 |
| 2025-01-10 | Laponis Adam | Sell | 5.9K | $43.26 |
| 2025-01-07 | CHESS ROBERT | Sell | 5.0K | $50.00 |
| 2025-01-03 | Leproust Emily M. | Sell | 546 | $45.59 |
| 2025-01-03 | Green Paula | Sell | 160 | $45.59 |
| 2025-01-03 | Cho Dennis | Sell | 144 | $45.59 |
| 2025-01-03 | Finn Patrick John | Sell | 229 | $45.59 |
All non-derivative Form 4 activity (SEC), newest first.
Notable events (8-K)
Recent filings
| Form | Filed | Period | Accession |
|---|---|---|---|
| 10-Q | 2026-05-04 | 2026-03-31 | 0001581280-26-000040 ↗ |
| 8-K | 2026-05-04 | 2026-05-04 | 0001581280-26-000037 ↗ |
| 10-Q/A | 2026-02-26 | 2025-12-31 | 0001581280-26-000029 ↗ |
| 8-K | 2026-02-17 | 2026-02-11 | 0001104659-26-015730 ↗ |
| 8-K | 2026-02-06 | 2026-02-05 | 0001581280-26-000022 ↗ |
| 10-Q | 2026-02-02 | 2025-12-31 | 0001581280-26-000019 ↗ |
| 8-K | 2026-02-02 | 2026-02-02 | 0001581280-26-000016 ↗ |
| 8-K | 2026-01-12 | 2026-01-12 | 0001581280-26-000012 ↗ |
| 10-K | 2025-11-17 | 2025-09-30 | 0001581280-25-000025 ↗ |
| 8-K | 2025-11-14 | 2025-11-14 | 0001581280-25-000020 ↗ |
| 8-K | 2025-08-06 | 2025-08-05 | 0001581280-25-000012 ↗ |
| 10-Q | 2025-08-04 | 2025-06-30 | 0001581280-25-000009 ↗ |