Synlogic
SYBX
SYBX was delisted on the 20th of January, 2026.
19 hedge funds and large institutions have $8.6M invested in Synlogic in 2025 Q2 according to their latest regulatory filings, with 3 funds opening new positions, 3 increasing their positions, 3 reducing their positions, and 2 closing their positions.
50% more first-time investments, than exits
New positions opened: 3 | Existing positions closed: 2
6% more funds holding
Funds holding: 18 → 19 (+1)
2% more capital invested
Capital invested by funds: $8.41M → $8.6M (+$192K)
0% more repeat investments, than reductions
Existing positions increased: 3 | Existing positions reduced: 3
0.05% less ownership
Funds ownership: 57.95% → 57.9% (-0.05%)
100% less funds holding in top 10
Funds holding in top 10: 2 → 0 (-2)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
RC
Rangeley Capital
New Canaan,
Connecticut
|
+$15.7K |
| 2 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
+$11.7K |
| 3 |
Renaissance Technologies
New York
|
+$346 |
| 4 |
Bank of America
Charlotte,
North Carolina
|
+$7 |
| 5 |
SS
SBI Securities
Tokyo,
Japan
|
+$7 |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Citadel Advisors
Miami,
Florida
|
-$21.7K |
| 2 |
AICPI
ABG Innovation Capital Partners III
Central, Hong Kong,
Hong Kong
|
-$17K |
| 3 |
Morgan Stanley
New York
|
-$1.15K |
| 4 |
Fidelity Investments
Boston,
Massachusetts
|
-$577 |
| 5 |
JP Morgan Chase
New York
|
-$7 |
SYBX Hedge Fund Activity: Q2 2025 in Review
19 of the 7,595 institutional investors tracked by Wall St. Rank reported a position in Synlogic (SYBX) for Q2 2025, worth a combined $8.6M — up 2.3% from $8.41M a quarter earlier.
Buyers outnumbered sellers: 3 funds opened new SYBX positions and 2 closed out — a net gain of 1 holder — while 3 added to existing stakes and 3 trimmed.
The largest buyer was Rangeley Capital, opening a new position worth an estimated $15.7K. The largest seller was Citadel Advisors, exiting entirely with an estimated $21.7K sold.
- 19 institutional investors held Synlogic (SYBX) as of Q2 2025, up from 18 in Q1 2025.
- Funds reported $8.6M of Synlogic stock for Q2 2025, up 2.3% quarter-over-quarter.
- 3 funds opened new Synlogic positions in Q2 2025 and 2 closed out, a net change of +1 holder.
- The largest Synlogic buyer in Q2 2025 was Rangeley Capital, an estimated $15.7K added.
- The largest Synlogic seller in Q2 2025 was Citadel Advisors, an estimated $21.7K sold.
Based on aggregated 13F filings for Q2 2025.