We are live on ! Find out more
SYBX

Synlogic

Delisted

SYBX was delisted on the 20th of January, 2026.

45 hedge funds and large institutions have $13.9M invested in Synlogic in 2023 Q2 according to their latest regulatory filings, with 2 funds opening new positions, 7 increasing their positions, 12 reducing their positions, and 8 closing their positions.

New
Increased
Maintained
Reduced
Closed

0% more funds holding in top 10

Funds holding in top 10: 22 (0)

0.25% less ownership

Funds ownership: 3.41%3.16% (-0.25%)

12% less funds holding

Funds holding: 5145 (-6)

36% less capital invested

Capital invested by funds: $21.9M → $13.9M (-$7.98M)

42% less repeat investments, than reductions

Existing positions increased: 7 | Existing positions reduced: 12

75% less first-time investments, than exits

New positions opened: 2 | Existing positions closed: 8

Holders
45
Holders Change
-6
Holders Change %
-11.76%
% of All Funds
0.71%
Holding in Top 10
2
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.03%
New
2
Increased
7
Reduced
12
Closed
8
Calls
Puts
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
Fidelity Investments
1
Fidelity Investments
Massachusetts
$4.36M -$243K -29,049 -4%
O
2
OrbiMed
New York
$2.59M
NMC
3
NEA Management Company
Maryland
$1.82M
AVAI
4
Atlas Venture Associates IX
Massachusetts
$1.14M
Alyeska Investment Group
5
Alyeska Investment Group
Illinois
$1.08M
Vanguard Group
6
Vanguard Group
Pennsylvania
$965K
UOC
7
UBS O'Connor
Illinois
$262K -$15.1K -1,805 -4%
SI
8
Sofinnova Investments
California
$247K
Geode Capital Management
9
Geode Capital Management
Massachusetts
$172K
FT
10
Fiduciary Trust
Massachusetts
$144K
IC
11
Ikarian Capital
Texas
$132K
BlackRock
12
BlackRock
New York
$129K -$84.6K -10,118 -34%
HCA
13
Harbor Capital Advisors
Illinois
$125K +$14.8K +1,772 +10%
Renaissance Technologies
14
Renaissance Technologies
New York
$92K +$68.2K +8,160 +133%
AICPI
15
ABG Innovation Capital Partners III
Hong Kong
$88.5K
BCM
16
Bridgeway Capital Management
Texas
$66.7K -$41.8K -5,000 -33%
State Street
17
State Street
Massachusetts
$66.3K
Two Sigma Advisers
18
Two Sigma Advisers
New York
$56.4K -$1.28K -153 -2%
Envestnet Asset Management
19
Envestnet Asset Management
Illinois
$43.5K +$7.04K +842 +14%
Northern Trust
20
Northern Trust
Illinois
$40.4K
Franklin Resources
21
Franklin Resources
California
$33.5K
Dimensional Fund Advisors
22
Dimensional Fund Advisors
Texas
$33.1K -$199K -23,754 -82%
Two Sigma Investments
23
Two Sigma Investments
New York
$32K
PAM
24
PVG Asset Management
Colorado
$29.4K -$17.7K -2,117 -32%
FHA
25
Flagship Harbor Advisors
Massachusetts
$15.1K

SYBX Hedge Fund Activity: Q2 2023 in Review

45 of the 6,369 institutional investors tracked by Wall St. Rank reported a position in Synlogic (SYBX) for Q2 2023, worth a combined $13.9M — down 36% from $21.9M a quarter earlier.

Sellers outnumbered buyers: 8 funds closed out of SYBX and 2 opened new positions — a net loss of 6 holders — while 12 trimmed existing stakes and 7 added.

The largest buyer was Renaissance Technologies, adding an estimated $68.2K. The largest seller was Morgan Stanley, cutting an estimated $368K.

  • 45 institutional investors held Synlogic (SYBX) as of Q2 2023, down from 51 in Q1 2023.
  • Funds reported $13.9M of Synlogic stock for Q2 2023, down 36% quarter-over-quarter.
  • 2 funds opened new Synlogic positions in Q2 2023 and 8 closed out, a net change of -6 holders.
  • The largest Synlogic buyer in Q2 2023 was Renaissance Technologies, an estimated $68.2K added.
  • The largest Synlogic seller in Q2 2023 was Morgan Stanley, an estimated $368K sold.

Based on aggregated 13F filings for Q2 2023.