BCYC · Insider trading · 13F holders · Congress trades
Bicycle Therapeutics PLC (BCYC)
Who is buying and selling BCYC: company insiders on SEC Form 4, hedge funds and superinvestors on Form 13F, and members of Congress under the STOCK Act. Every figure links to the filing or page it comes from.
- 13F filers holding
- 10
- Insider buys, 90 days
- $0
- Insider sales, 90 days
- $63K
- Congress trades, 12 months
- 0
BCYC at a glance
- Between Aug 1, 2026 and Oct 29, 2026, 6 BCYC insiders filed 6 sales worth $63K on SEC Form 4, and no open-market purchases; 1 of the sales were pre-planned under Rule 10b5-1.
- 10 13F filers hold BCYC among their 50 largest positions, worth $75.4M combined, including Julian and Felix Baker. The biggest bets by portfolio weight are Fcpm III Services B.v. (2.0%), Peapod Lane Capital LLC (1.4%) and GSK plc (1.1%). In their latest 13Fs, 0 managers opened a new position and 3 added to one.
- No member of Congress has disclosed a trade in BCYC.
- BCYC last closed at $3.82 on Oct 29, 2026.
BCYC insider trading
Between Aug 1, 2026 and Oct 29, 2026, 6 BCYC insiders filed 6 sales worth $63K on SEC Form 4, and no open-market purchases; 1 of the sales were pre-planned under Rule 10b5-1.
| Filed | Insider | Role | Trade | Shares | Price | Value | Form 4 |
|---|---|---|---|---|---|---|---|
| Oct 6, 2026 | Lee Kevin | CHIEF EXECUTIVE OFFICER, Director | Sale | 7,805 | $3.49 | $27K | SEC |
| Oct 6, 2026 | Swanton Robert Charles | Director | Sale | 3,431 | $3.47 | $12K | SEC |
| Oct 6, 2026 | Skynner Michael | CHIEF SCIENTIFIC OFFICER | Sale | 2,445 | $3.49 | $9K | SEC |
| Oct 6, 2026 | Hannay Michael Charles Ferguson | CHIEF PROD & SUPPLY CHAIN OFF | Sale | 1,814 | $3.48 | $6K | SEC |
| Oct 6, 2026 | Perry Jennifer Scott | Chief Operating Officer | Sale10b5-1 | 1,500 | $3.54 | $5K | SEC |
| Oct 6, 2026 | Thompson Travis Alvin | Chief Financial Officer | Sale | 972 | $3.48 | $3K | SEC |
Who owns BCYC? Hedge funds and superinvestors
10 13F filers hold BCYC among their 50 largest positions, worth $75.4M combined, including Julian and Felix Baker. The biggest bets by portfolio weight are Fcpm III Services B.v. (2.0%), Peapod Lane Capital LLC (1.4%) and GSK plc (1.1%). In their latest 13Fs, 0 managers opened a new position and 3 added to one.
Superinvestors holding BCYC: Julian and Felix Baker 0.2%
| Manager | % of portfolio | Value | Shares | Last quarter | 13F |
|---|---|---|---|---|---|
| Julian and Felix BakerHedge fund | 0.2% | $46.2M | 10,885,357 | +0.0% shares | Q2 2026 |
| Fcpm III Services B.v.Hedge fund | 2.0% | $14.7M | 3,468,430 | +0.0% shares | Q2 2026 |
| GSK plcCorporation | 1.1% | $6.5M | 1,529,561 | +0.0% shares | Q2 2026 |
| Diadema Partners LPHedge fund | 0.7% | $2.0M | 462,724 | -2.9% shares | Q2 2026 |
| Peapod Lane Capital LLCInstitutional asset manager | 1.4% | $1.8M | 501,708 | -6.7% shares | Q3 2026 |
| Birchview Capital, LPWealth manager | 0.6% | $1.3M | 313,616 | -32.4% shares | Q2 2026 |
| Rangeley Capital, LLCHedge fund | 1.0% | $1.1M | 253,500 | +9.1% shares | Q2 2026 |
| Flax Pond Capital, LLCWealth manager | 0.7% | $910K | 196,136 | +11.4% shares | Q2 2026 |
| Palo Alto Investors LPHedge fund | 0.1% | $856K | 201,890 | +0.0% shares | Q2 2026 |
| Forefront Analytics, LLCInstitutional asset manager | 0.1% | $93K | 21,822 | +51.6% shares | Q2 2026 |
Each manager counts with its latest 13F (Q3 2026: 1, Q2 2026: 9). Screen BCYC in the grand portfolio →
BCYC stock trades by members of Congress
No member of Congress has disclosed a trade in BCYC.
BCYC questions and answers
Are insiders buying BCYC stock?
Between Aug 1, 2026 and Oct 29, 2026, 6 BCYC insiders filed 6 sales worth $63K on SEC Form 4, and no open-market purchases; 1 of the sales were pre-planned under Rule 10b5-1.
Which hedge funds own BCYC?
10 13F filers hold BCYC among their 50 largest positions, worth $75.4M combined, including Julian and Felix Baker. The biggest bets by portfolio weight are Fcpm III Services B.v. (2.0%), Peapod Lane Capital LLC (1.4%) and GSK plc (1.1%). In their latest 13Fs, 0 managers opened a new position and 3 added to one.
Has Congress traded BCYC?
No member of Congress has disclosed a trade in BCYC.
Who is the largest holder of BCYC?
Among 13F filers, Julian and Felix Baker reports the largest BCYC position, $46.2M (10,885,357 shares) in its Q2 2026 13F. The biggest bet by portfolio weight is Fcpm III Services B.v.'s: 2.0% of its portfolio.
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