Bicycle Therapeutics
BCYC
104 hedge funds and large institutions have $158M invested in Bicycle Therapeutics in 2026 Q2 according to their latest regulatory filings, with 19 funds opening new positions, 34 increasing their positions, 18 reducing their positions, and 13 closing their positions.
89% more repeat investments, than reductions
Existing positions increased: 34 | Existing positions reduced: 18
46% more first-time investments, than exits
New positions opened: 19 | Existing positions closed: 13
6% more funds holding
Funds holding: 98 → 104 (+6)
0% more funds holding in top 10
Funds holding in top 10: 1 → 1 (0)
0.56% less ownership
Funds ownership: 74.52% → 73.96% (-0.56%)
9% less capital invested
Capital invested by funds: $174M → $158M (-$15.7M)
70% less call options, than puts
Call options by funds: $770K | Put options by funds: $2.55M
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Renaissance Technologies
New York
|
+$2.54M |
| 2 |
Qube Research & Technologies (QRT)
London,
United Kingdom
|
+$2.14M |
| 3 |
Marshall Wace
London,
United Kingdom
|
+$1.93M |
| 4 |
PLC
Peapod Lane Capital
Bedford Hills,
New York
|
+$1.91M |
| 5 |
Millennium Management
New York
|
+$1.24M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
SL
Siren LLC
Greenwich,
Connecticut
|
-$7.24M |
| 2 |
Principal Financial Group
Des Moines,
Iowa
|
-$5.45M |
| 3 |
SAM
Silvercrest Asset Management
New York
|
-$1.99M |
| 4 |
PIM
Platinum Investment Management
Sydney Australia 2000,
Australia
|
-$857K |
| 5 |
BC
Birchview Capital
Burlington,
Vermont
|
-$688K |
BCYC Hedge Fund Activity: Q2 2026 in Review
104 of the 8,305 institutional investors tracked by Wall St. Rank reported a position in Bicycle Therapeutics (BCYC) for Q2 2026, worth a combined $158M — down 9% from $174M a quarter earlier.
Buyers outnumbered sellers: 19 funds opened new BCYC positions and 13 closed out — a net gain of 6 holders — while 34 added to existing stakes and 18 trimmed.
The largest buyer was Renaissance Technologies, adding an estimated $2.54M. The largest seller was Siren LLC, exiting entirely with an estimated $7.24M sold.
- 104 institutional investors held Bicycle Therapeutics (BCYC) as of Q2 2026, up from 98 in Q1 2026.
- Funds reported $158M of Bicycle Therapeutics stock for Q2 2026, down 9% quarter-over-quarter.
- 19 funds opened new Bicycle Therapeutics positions in Q2 2026 and 13 closed out, a net change of +6 holders.
- The largest Bicycle Therapeutics buyer in Q2 2026 was Renaissance Technologies, an estimated $2.54M added.
- The largest Bicycle Therapeutics seller in Q2 2026 was Siren LLC, an estimated $7.24M sold.
Based on aggregated 13F filings for Q2 2026.