Synlogic
SYBX
SYBX was delisted on the 20th of January, 2026.
23 hedge funds and large institutions have $105M invested in Synlogic in 2017 Q4 according to their latest regulatory filings, with 10 funds opening new positions, 4 increasing their positions, 1 reducing their positions, and 4 closing their positions.
300% more repeat investments, than reductions
Existing positions increased: 4 | Existing positions reduced: 1
150% more first-time investments, than exits
New positions opened: 10 | Existing positions closed: 4
35% more funds holding
Funds holding: 17 → 23 (+6)
0.16% more ownership
Funds ownership: 4.28% → 4.44% (+0.16%)
33% less funds holding in top 10
Funds holding in top 10: 3 → 2 (-1)
47% less capital invested
Capital invested by funds: $199M → $105M (-$93.4M)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
AG
Artal Group
Luxembourg
|
+$6.97M |
| 2 |
Vanguard Group
Malvern,
Pennsylvania
|
+$951K |
| 3 |
BCM
Bridgeway Capital Management
Houston,
Texas
|
+$742K |
| 4 |
Renaissance Technologies
New York
|
+$249K |
| 5 |
Deutsche Bank
Frankfurt Am Main Ge,
Germany
|
+$167K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
OM
Opaleye Management
Boston,
Massachusetts
|
-$4.75M |
| 2 |
Millennium Management
New York
|
-$770K |
| 3 |
Goldman Sachs
New York
|
-$425K |
| 4 |
Fidelity Investments
Boston,
Massachusetts
|
-$362K |
| 5 |
Acadian Asset Management
Boston,
Massachusetts
|
-$15K |
SYBX Hedge Fund Activity: Q4 2017 in Review
23 of the 4,409 institutional investors tracked by Wall St. Rank reported a position in Synlogic (SYBX) for Q4 2017, worth a combined $105M — down 47% from $199M a quarter earlier.
Buyers outnumbered sellers: 10 funds opened new SYBX positions and 4 closed out — a net gain of 6 holders — while 4 added to existing stakes and 1 trimmed.
The largest buyer was Artal Group, opening a new position worth an estimated $6.97M. The largest seller was Opaleye Management, exiting entirely with an estimated $4.75M sold.
- 23 institutional investors held Synlogic (SYBX) as of Q4 2017, up from 17 in Q3 2017.
- Funds reported $105M of Synlogic stock for Q4 2017, down 47% quarter-over-quarter.
- 10 funds opened new Synlogic positions in Q4 2017 and 4 closed out, a net change of +6 holders.
- The largest Synlogic buyer in Q4 2017 was Artal Group, an estimated $6.97M added.
- The largest Synlogic seller in Q4 2017 was Opaleye Management, an estimated $4.75M sold.
Based on aggregated 13F filings for Q4 2017.