Insider txns (12m)
84
Stock / equity
BCYC BICYCLE THERAPEUTICS PLC
- Company
- BICYCLE THERAPEUTICS PLC
- Security
- Equity
- Size, estimated from filings
- Micro cap (under $300M)
- Insiders on record
- 18
- Latest trade on record
- October 5, 2026
BCYC (BICYCLE THERAPEUTICS PLC) has 84 disclosed insider transactions from 16 insiders in the last 12 months (0 open-market buys, 47 sales, about $521K at reported prices) and 0 congressional trades from 0 members of Congress. The most recent disclosure was filed October 6, 2026.
Open-market buys / sales
0 / 47
Congress trades (12m)
0
Distinct filers (12m)
16
Share price
Price and chart by TradingView for BICYCLE THERAPEUTICS PLC. US share prices here are delayed, not real-time. The trade records on this page come from government filings, not from this chart.
BCYC in charts
Who is trading this stock
Which people account for the buying and selling over the last 12 months?
BoughtSold
8 people account for the disclosed buying and selling in BCYC over the last 12 months; the most active is Lee Kevin with $239K.
Prices insiders traded at
What price did insiders buy and sell at? Each marker is one open-market trade at the share price reported on its Form 4.
▲ Bought▼ SoldAverage reported price that day
Insiders reported 60 open-market trades in BCYC since Oct 2, 2025, at prices from $3.47 to $8.61; the most recent was a sale at $3.57 on Oct 5, 2026. These are the prices on the filings, not adjusted for stock splits, and not a market price series.
Insider holdings over time
Is an insider building or unwinding a position? Shares held directly after each filing.
Thompson Travis AlvinLee Kevin
Thompson Travis Alvin reported 64,449 shares held after the latest filing, against 31,197 at the first on record.
Lobbying spend by quarter
How much has BICYCLE THERAPEUTICS PLC reported spending on federal lobbying?
BICYCLE THERAPEUTICS PLC reported $450K in lobbying over the last eight quarters, from filings matched by exact company name.
Insiders trading BCYC
Everyone who filed a Form 4 for this ticker, by number of rows on record. "Bought" and "sold" count open-market purchases (code P) and sales only; awards, option exercises and shares withheld for tax are in the row count but not in those two columns. Showing 15 of 18.
| Insider | Role | Rows | Bought | Sold | Value bought | Value sold | Latest |
|---|---|---|---|---|---|---|---|
| Thompson Travis Alvin | Chief Financial Officer | 14 | 0 | 10 | — | $31K | October 5, 2026 |
| Hannay Michael Charles Ferguson | CHIEF PROD & SUPPLY CHAIN OFF | 13 | 0 | 10 | — | $63K | October 5, 2026 |
| Skynner Michael | CHIEF SCIENTIFIC OFFICER | 13 | 0 | 10 | — | $88K | October 5, 2026 |
| Lee Kevin | CHIEF EXECUTIVE OFFICER | 12 | 0 | 10 | — | $285K | October 5, 2026 |
| Perry Jennifer Scott | Chief Operating Officer | 10 | 0 | 9 | — | $18K | October 5, 2026 |
| Young Alethia | Chief Financial Officer | 7 | 0 | 5 | — | $55K | January 5, 2026 |
| Novartis Bioventures Ltd | Insider | 7 | 1 | 0 | $2.4M | — | May 28, 2019 |
| Milnes Alistair | CHIEF OPERATING OFFICER | 6 | 0 | 4 | — | $62K | January 5, 2026 |
| Swanton Robert Charles | Director | 4 | 0 | 2 | — | $13K | October 2, 2026 |
| BAKER BROS. ADVISORS LP | Director | 4 | 0 | 0 | — | — | January 2, 2026 |
| GLAXOSMITHKLINE PLC | Insider | 3 | 0 | 3 | — | $92K | July 15, 2020 |
| Bourque Janice | Director | 2 | 0 | 0 | — | — | January 2, 2026 |
| DANSEY ROGER D | Director | 2 | 0 | 0 | — | — | January 2, 2026 |
| Gutierrez-Ramos Jose-Carlos | SVP, Chief Science Officer | 2 | 0 | 0 | — | — | January 2, 2026 |
| Hoppenot Herve | Director | 2 | 0 | 0 | — | — | January 2, 2026 |
What kind of transactions these are 5 Form 4 codes
| Code | Meaning | Rows | Shares | Value at reported prices |
|---|---|---|---|---|
| S | Open-market sale | 63 | 111,594 | $706K |
| A | Grant or award | 37 | 1,785,014 | — |
| C | Conversion of a derivative | 4 | 3,059,122 | — |
| X | Exercise of an in-the-money option | 2 | 142,900 | — |
| P | Open-market purchase | 1 | 168,630 | $2.4M |
What each code means: Form 4 transaction codes.
Insider transactions
| Filer | Side | Trade date | Disclosed | Lag | Shares | Price | Value | Flags | Source | Share |
|---|---|---|---|---|---|---|---|---|---|---|
| Thompson Travis Alvin | Sell S | October 5, 2026 | October 6, 2026 | 1d | 79 | $4 | $282 | Form 4 ↗ | ||
| Thompson Travis Alvin | Sell S | October 2, 2026 | October 6, 2026 | 4d | 893 | $3 | $3,099 | Form 4 ↗ | ||
| Lee Kevin | Sell S | October 5, 2026 | October 6, 2026 | 1d | 1,638 | $4 | $5,848 | Form 4 ↗ | ||
| Lee Kevin | Sell S | October 2, 2026 | October 6, 2026 | 4d | 6,167 | $3 | $21K | Form 4 ↗ | ||
| Perry Jennifer Scott | Sell S | October 5, 2026 | October 6, 2026 | 1d | 326 | $4 | $1,232 | 10b5-1 plan | Form 4 ↗ | |
| Perry Jennifer Scott | Sell S | October 5, 2026 | October 6, 2026 | 1d | 80 | $4 | $285 | 10b5-1 plan | Form 4 ↗ | |
| Perry Jennifer Scott | Sell S | October 2, 2026 | October 6, 2026 | 4d | 1,094 | $3 | $3,796 | 10b5-1 plan | Form 4 ↗ | |
| Hannay Michael Charles Ferguson | Sell S | October 5, 2026 | October 6, 2026 | 1d | 242 | $4 | $864 | Form 4 ↗ | ||
| Hannay Michael Charles Ferguson | Sell S | October 2, 2026 | October 6, 2026 | 4d | 1,572 | $3 | $5,455 | Form 4 ↗ | ||
| Skynner Michael | Sell S | October 5, 2026 | October 6, 2026 | 1d | 503 | $4 | $1,796 | Form 4 ↗ | ||
| Skynner Michael | Sell S | October 2, 2026 | October 6, 2026 | 4d | 1,942 | $3 | $6,739 | Form 4 ↗ | ||
| Swanton Robert Charles | Sell S | October 2, 2026 | October 6, 2026 | 4d | 3,431 | $3 | $12K | Form 4 ↗ | ||
| Perry Jennifer Scott | Other A | July 15, 2026 | July 17, 2026 | 2d | 60,000 | — | — | derivative | Form 4 ↗ | |
| Skynner Michael | Other A | July 15, 2026 | July 17, 2026 | 2d | 60,000 | — | — | derivative | Form 4 ↗ | |
| Hannay Michael Charles Ferguson | Other A | July 15, 2026 | July 17, 2026 | 2d | 60,000 | — | — | derivative | Form 4 ↗ | |
| Thompson Travis Alvin | Other A | July 15, 2026 | July 17, 2026 | 2d | 60,000 | — | — | derivative | Form 4 ↗ | |
| Thompson Travis Alvin | Sell S | July 6, 2026 | July 7, 2026 | 1d | 104 | $4 | $448 | Form 4 ↗ | ||
| Thompson Travis Alvin | Sell S | July 2, 2026 | July 7, 2026 | 5d | 819 | $4 | $3,497 | late | Form 4 ↗ | |
| Hannay Michael Charles Ferguson | Sell S | July 6, 2026 | July 7, 2026 | 1d | 255 | $4 | $1,099 | Form 4 ↗ | ||
| Hannay Michael Charles Ferguson | Sell S | July 2, 2026 | July 7, 2026 | 5d | 1,506 | $4 | $6,431 | late | Form 4 ↗ | |
| Lee Kevin | Sell S | July 6, 2026 | July 7, 2026 | 1d | 1,737 | $4 | $7,486 | Form 4 ↗ | ||
| Lee Kevin | Sell S | July 2, 2026 | July 7, 2026 | 5d | 5,905 | $4 | $25K | late | Form 4 ↗ | |
| Skynner Michael | Sell S | July 6, 2026 | July 7, 2026 | 1d | 532 | $4 | $2,293 | Form 4 ↗ | ||
| Skynner Michael | Sell S | July 2, 2026 | July 7, 2026 | 5d | 1,859 | $4 | $7,938 | late | Form 4 ↗ | |
| Perry Jennifer Scott | Sell S | July 6, 2026 | July 7, 2026 | 1d | 333 | $4 | $1,445 | 10b5-1 plan | Form 4 ↗ | |
| Perry Jennifer Scott | Sell S | July 6, 2026 | July 7, 2026 | 1d | 43 | $4 | $185 | 10b5-1 plan | Form 4 ↗ | |
| Perry Jennifer Scott | Sell S | July 2, 2026 | July 7, 2026 | 5d | 1,036 | $4 | $4,424 | late10b5-1 plan | Form 4 ↗ | |
| Thompson Travis Alvin | Sell S | April 6, 2026 | April 6, 2026 | 0d | 102 | $5 | $515 | Form 4 ↗ | ||
| Thompson Travis Alvin | Sell S | April 2, 2026 | April 6, 2026 | 4d | 799 | $5 | $3,923 | Form 4 ↗ | ||
| Perry Jennifer Scott | Sell S | April 6, 2026 | April 6, 2026 | 0d | 333 | $5 | $1,678 | 10b5-1 plan | Form 4 ↗ | |
| Perry Jennifer Scott | Sell S | April 6, 2026 | April 6, 2026 | 0d | 37 | $5 | $187 | 10b5-1 plan | Form 4 ↗ | |
| Perry Jennifer Scott | Sell S | April 2, 2026 | April 6, 2026 | 4d | 1,038 | $5 | $5,097 | 10b5-1 plan | Form 4 ↗ | |
| Lee Kevin | Sell S | April 6, 2026 | April 6, 2026 | 0d | 1,716 | $5 | $8,666 | Form 4 ↗ | ||
| Lee Kevin | Sell S | April 2, 2026 | April 6, 2026 | 4d | 5,967 | $5 | $29K | Form 4 ↗ | ||
| Skynner Michael | Sell S | April 6, 2026 | April 6, 2026 | 0d | 525 | $5 | $2,651 | Form 4 ↗ | ||
| Skynner Michael | Sell S | April 2, 2026 | April 6, 2026 | 4d | 1,879 | $5 | $9,226 | Form 4 ↗ | ||
| Hannay Michael Charles Ferguson | Sell S | April 6, 2026 | April 6, 2026 | 0d | 251 | $5 | $1,268 | Form 4 ↗ | ||
| Hannay Michael Charles Ferguson | Sell S | April 2, 2026 | April 6, 2026 | 4d | 1,521 | $5 | $7,468 | Form 4 ↗ | ||
| Thompson Travis Alvin | Other A | February 3, 2026 | February 4, 2026 | 1d | 58,000 | — | — | derivative | Form 4 ↗ | |
| Thompson Travis Alvin | Other A | January 2, 2026 | January 6, 2026 | 4d | 75,000 | — | — | derivative | Form 4 ↗ | |
| Thompson Travis Alvin | Sell S | January 5, 2026 | January 6, 2026 | 1d | 1,115 | $6 | $7,192 | Form 4 ↗ | ||
| Thompson Travis Alvin | Sell S | January 2, 2026 | January 6, 2026 | 4d | 1,317 | $7 | $8,956 | Form 4 ↗ | ||
| Thompson Travis Alvin | Other A | January 2, 2026 | January 6, 2026 | 4d | 37,500 | — | — | Form 4 ↗ | ||
| Skynner Michael | Other A | January 2, 2026 | January 6, 2026 | 4d | 100,000 | — | — | derivative | Form 4 ↗ | |
| Skynner Michael | Sell S | January 5, 2026 | January 6, 2026 | 1d | 3,266 | $6 | $21K | Form 4 ↗ | ||
| Skynner Michael | Sell S | January 2, 2026 | January 6, 2026 | 4d | 3,045 | $7 | $21K | Form 4 ↗ | ||
| Skynner Michael | Other A | January 2, 2026 | January 6, 2026 | 4d | 50,000 | — | — | Form 4 ↗ | ||
| Hannay Michael Charles Ferguson | Other A | January 2, 2026 | January 6, 2026 | 4d | 100,000 | — | — | derivative | Form 4 ↗ | |
| Hannay Michael Charles Ferguson | Sell S | January 5, 2026 | January 6, 2026 | 1d | 2,367 | $6 | $15K | Form 4 ↗ | ||
| Hannay Michael Charles Ferguson | Sell S | January 2, 2026 | January 6, 2026 | 4d | 2,827 | $7 | $19K | Form 4 ↗ | ||
| Hannay Michael Charles Ferguson | Other A | January 2, 2026 | January 6, 2026 | 4d | 50,000 | — | — | Form 4 ↗ | ||
| Milnes Alistair | Other A | January 2, 2026 | January 6, 2026 | 4d | 100,000 | — | — | derivative | Form 4 ↗ | |
| Milnes Alistair | Sell S | January 5, 2026 | January 6, 2026 | 1d | 3,416 | $6 | $22K | Form 4 ↗ | ||
| Milnes Alistair | Sell S | January 2, 2026 | January 6, 2026 | 4d | 3,244 | $7 | $22K | Form 4 ↗ | ||
| Milnes Alistair | Other A | January 2, 2026 | January 6, 2026 | 4d | 50,000 | — | — | Form 4 ↗ | ||
| Young Alethia | Other A | January 2, 2026 | January 6, 2026 | 4d | 100,000 | — | — | 10b5-1 planderivative | Form 4 ↗ | |
| Young Alethia | Sell S | January 5, 2026 | January 6, 2026 | 1d | 1,878 | $7 | $12K | 10b5-1 plan | Form 4 ↗ | |
| Young Alethia | Sell S | January 5, 2026 | January 6, 2026 | 1d | 2,456 | $6 | $16K | 10b5-1 plan | Form 4 ↗ | |
| Young Alethia | Sell S | January 2, 2026 | January 6, 2026 | 4d | 3,289 | $7 | $22K | 10b5-1 plan | Form 4 ↗ | |
| Young Alethia | Other A | January 2, 2026 | January 6, 2026 | 4d | 50,000 | — | — | 10b5-1 plan | Form 4 ↗ | |
| Lee Kevin | Other A | January 2, 2026 | January 6, 2026 | 4d | 330,000 | — | — | derivative | Form 4 ↗ | |
| Lee Kevin | Sell S | January 5, 2026 | January 6, 2026 | 1d | 10,989 | $6 | $71K | Form 4 ↗ | ||
| Lee Kevin | Sell S | January 2, 2026 | January 6, 2026 | 4d | 10,325 | $7 | $70K | Form 4 ↗ | ||
| Lee Kevin | Other A | January 2, 2026 | January 6, 2026 | 4d | 165,000 | — | — | Form 4 ↗ | ||
| Sands Stephen H. | Other A | January 2, 2026 | January 6, 2026 | 4d | 19,000 | — | — | derivative | Form 4 ↗ | |
| Sands Stephen H. | Other A | January 2, 2026 | January 6, 2026 | 4d | 9,500 | — | — | Form 4 ↗ | ||
| Riva Alessandro | Other A | January 2, 2026 | January 6, 2026 | 4d | 14,761 | — | — | derivative | Form 4 ↗ | |
| Riva Alessandro | Other A | January 2, 2026 | January 6, 2026 | 4d | 7,380 | — | — | Form 4 ↗ | ||
| DANSEY ROGER D | Other A | January 2, 2026 | January 6, 2026 | 4d | 6,065 | — | — | derivative | Form 4 ↗ | |
| DANSEY ROGER D | Other A | January 2, 2026 | January 6, 2026 | 4d | 3,032 | — | — | Form 4 ↗ | ||
| Winter Gregory Paul | Other A | January 2, 2026 | January 6, 2026 | 4d | 19,000 | — | — | derivative | Form 4 ↗ | |
| Winter Gregory Paul | Other A | January 2, 2026 | January 6, 2026 | 4d | 9,500 | — | — | Form 4 ↗ | ||
| Hoppenot Herve | Other A | January 2, 2026 | January 6, 2026 | 4d | 6,065 | — | — | derivative | Form 4 ↗ | |
| Hoppenot Herve | Other A | January 2, 2026 | January 6, 2026 | 4d | 3,032 | — | — | Form 4 ↗ | ||
| Bourque Janice | Other A | January 2, 2026 | January 6, 2026 | 4d | 19,000 | — | — | derivative | Form 4 ↗ | |
| Bourque Janice | Other A | January 2, 2026 | January 6, 2026 | 4d | 9,500 | — | — | Form 4 ↗ | ||
| Gutierrez-Ramos Jose-Carlos | Other A | January 2, 2026 | January 6, 2026 | 4d | 19,000 | — | — | derivative | Form 4 ↗ | |
| Gutierrez-Ramos Jose-Carlos | Other A | January 2, 2026 | January 6, 2026 | 4d | 9,500 | — | — | Form 4 ↗ | ||
| Swanton Robert Charles | Other A | January 2, 2026 | January 6, 2026 | 4d | 7,453 | — | — | derivative | Form 4 ↗ | |
| Swanton Robert Charles | Other A | January 2, 2026 | January 6, 2026 | 4d | 3,726 | — | — | Form 4 ↗ | ||
| BAKER BROS. ADVISORS LP | Other A | January 2, 2026 | January 6, 2026 | 4d | 38,000 | — | — | indirectderivative | Form 4 ↗ | |
| BAKER BROS. ADVISORS LP | Other A | January 2, 2026 | January 6, 2026 | 4d | 38,000 | — | — | indirectderivative | Form 4 ↗ | |
| BAKER BROS. ADVISORS LP | Other A | January 2, 2026 | January 6, 2026 | 4d | 19,000 | — | — | indirect | Form 4 ↗ | |
| BAKER BROS. ADVISORS LP | Other A | January 2, 2026 | January 6, 2026 | 4d | 19,000 | — | — | indirect | Form 4 ↗ | |
| Lee Kevin | Sell S | October 3, 2025 | October 6, 2025 | 3d | 3,231 | $8 | $27K | Form 4 ↗ | ||
| Lee Kevin | Sell S | October 2, 2025 | October 6, 2025 | 4d | 2,263 | $8 | $19K | Form 4 ↗ | ||
| Skynner Michael | Sell S | October 3, 2025 | October 6, 2025 | 3d | 978 | $8 | $8,225 | Form 4 ↗ | ||
| Skynner Michael | Sell S | October 2, 2025 | October 6, 2025 | 4d | 824 | $8 | $6,922 | Form 4 ↗ | ||
| Milnes Alistair | Sell S | October 3, 2025 | October 6, 2025 | 3d | 978 | $8 | $8,225 | Form 4 ↗ | ||
| Milnes Alistair | Sell S | October 2, 2025 | October 6, 2025 | 4d | 1,147 | $8 | $9,635 | Form 4 ↗ | ||
| Hannay Michael Charles Ferguson | Sell S | October 3, 2025 | October 6, 2025 | 3d | 250 | $8 | $2,103 | Form 4 ↗ | ||
| Hannay Michael Charles Ferguson | Sell S | October 2, 2025 | October 6, 2025 | 4d | 473 | $8 | $3,973 | Form 4 ↗ | ||
| Young Alethia | Sell S | October 2, 2025 | October 6, 2025 | 4d | 265 | $9 | $2,280 | 10b5-1 plan | Form 4 ↗ | |
| Young Alethia | Sell S | October 2, 2025 | October 6, 2025 | 4d | 217 | $8 | $1,823 | 10b5-1 plan | Form 4 ↗ | |
| Thompson Travis Alvin | Sell S | October 3, 2025 | October 6, 2025 | 3d | 103 | $8 | $866 | Form 4 ↗ | ||
| Thompson Travis Alvin | Sell S | October 2, 2025 | October 6, 2025 | 4d | 221 | $8 | $1,856 | Form 4 ↗ | ||
| Swanton Robert Charles | Sell S | October 2, 2025 | October 6, 2025 | 4d | 102 | $9 | $872 | 10b5-1 plan | Form 4 ↗ | |
| GLAXOSMITHKLINE PLC | Sell S | July 15, 2020 | September 18, 2020 | 65d | 78 | $19 | $1,502 | lateindirect | Form 4 ↗ | |
| GLAXOSMITHKLINE PLC | Sell S | July 15, 2020 | September 18, 2020 | 65d | 3,069 | $19 | $60K | lateindirect | Form 4 ↗ | |
| GLAXOSMITHKLINE PLC | Sell S | July 14, 2020 | September 18, 2020 | 66d | 1,597 | $19 | $31K | lateindirect | Form 4 ↗ | |
| Novartis Bioventures Ltd | Exchange C | May 28, 2019 | May 30, 2019 | 2d | 636,366 | — | — | derivative | Form 4 ↗ | |
| Novartis Bioventures Ltd | Option / conversion X | May 28, 2019 | May 30, 2019 | 2d | 71,450 | — | — | derivative | Form 4 ↗ | |
| Novartis Bioventures Ltd | Exchange C | May 28, 2019 | May 30, 2019 | 2d | 893,195 | — | — | derivative | Form 4 ↗ | |
| Novartis Bioventures Ltd | Buy P | May 28, 2019 | May 30, 2019 | 2d | 168,630 | $14 | $2.4M | Form 4 ↗ | ||
| Novartis Bioventures Ltd | Exchange C | May 28, 2019 | May 30, 2019 | 2d | 636,366 | — | — | Form 4 ↗ | ||
| Novartis Bioventures Ltd | Option / conversion X | May 28, 2019 | May 30, 2019 | 2d | 71,450 | — | — | Form 4 ↗ | ||
| Novartis Bioventures Ltd | Exchange C | May 28, 2019 | May 30, 2019 | 2d | 893,195 | — | — | Form 4 ↗ |
Congressional trades
No member of Congress has disclosed a trade in this ticker in the filings we have parsed.
Related stocks
Tickers traded by the same people who traded BCYC, by number of filers in common. It shows overlap in public filings and nothing else.
- DHR Danaher Corporation Common Stock 1 filer in common
- WVE Wave Life Sciences, Inc. 1 filer in common
- CVRX CVRx, Inc. 1 filer in common
- GRTX Galera Therapeutics, Inc. 1 filer in common
- INVA Innoviva, Inc. 1 filer in common
- LYEL Lyell Immunopharma, Inc. 1 filer in common
- DBTX Decibel Therapeutics, Inc. 1 filer in common
- AKUS Akouos, Inc. 1 filer in common
Guides for this page
- What is SEC Form 4? Who files: officers, directors and owners of more than 10% of a class of the company's shares.
- Form 4 transaction codes P = purchase. S = sale. These are the two market trades.
- Insider buying vs insider selling Selling outweighs buying by a wide margin in normal times.
- What disclosure data cannot tell you Filings are late by design: up to 45 days for Congress, two business days for insiders.
Sources and method
| Source | Filings | Rows | First filed | Newest filed | Read the originals |
|---|---|---|---|---|---|
| SEC EDGAR, Form 4 | 45 | 107 | May 30, 2019 | October 6, 2026 | Form 4 list on EDGAR |
Site built October 22, 2026. Every row in the tables above links to its own filing. To quote a figure, use the Cite button at the top of the page; see how to cite and reuse.
Insider rows are Form 4 filings for this issuer from SEC EDGAR; congressional rows are periodic transaction reports parsed from the House Clerk and the Senate eFD. Values use the reported price for Form 4 and the disclosed range for Congress. See methodology and corrections.
Not investment advice. Disclosures are shown as filed and may lag the trade or be amended. No recommendation is made or implied.