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SYBX

Synlogic

Delisted

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

28 hedge funds and large institutions have $7.34M invested in Synlogic in 2023 Q3 according to their latest regulatory filings, with 4 funds opening new positions, 7 increasing their positions, 9 reducing their positions, and 20 closing their positions.

New
Increased
Maintained
Reduced
Closed

55.38% more ownership

Funds ownership: 3.16%58.55% (+55%)

0% more funds holding in top 10

Funds holding in top 10: 22 (0)

22% less repeat investments, than reductions

Existing positions increased: 7 | Existing positions reduced: 9

38% less funds holding

Funds holding: 4528 (-17)

47% less capital invested

Capital invested by funds: $13.9M → $7.34M (-$6.57M)

80% less first-time investments, than exits

New positions opened: 4 | Existing positions closed: 20

Holders
28
Holders Change
-17
Holders Change %
-37.78%
% of All Funds
0.44%
Holding in Top 10
2
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.03%
New
4
Increased
7
Reduced
9
Closed
20
Calls
Puts
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
Fidelity Investments
1
Fidelity Investments
Massachusetts
$1.82M -$199K -29,303 -4%
AC
2
Armistice Capital
New York
$1.69M +$4.07M +599,874 New
O
3
OrbiMed
New York
$1.13M -$14 -2 -0%
NMC
4
NEA Management Company
Maryland
$615K
AVAI
5
Atlas Venture Associates IX
Massachusetts
$497K
Alyeska Investment Group
6
Alyeska Investment Group
Illinois
$472K
Vanguard Group
7
Vanguard Group
Pennsylvania
$420K -$7 -1 -0%
UOC
8
UBS O'Connor
Illinois
$114K -$7 -1 -0%
SI
9
Sofinnova Investments
California
$108K
Geode Capital Management
10
Geode Capital Management
Massachusetts
$85.2K +$24.9K +3,659 +14%
FT
11
Fiduciary Trust
Massachusetts
$62.8K
HCA
12
Harbor Capital Advisors
Illinois
$60.1K +$13.8K +2,029 +10%
IC
13
Ikarian Capital
Texas
$57.5K -$14 -2 -0%
BlackRock
14
BlackRock
New York
$56.2K -$14 -2 -0%
AICPI
15
ABG Innovation Capital Partners III
Hong Kong
$38.6K
WG
16
Winton Group
United Kingdom
$34.8K +$84.2K +12,401 New
Goldman Sachs
17
Goldman Sachs
New York
$30.9K +$74.8K +11,012 New
State Street
18
State Street
Massachusetts
$28.9K -$27 -4 -0%
Osaic Holdings
19
Osaic Holdings
Arizona
$9.11K +$7.67K +1,129 +53%
Ensign Peak Advisors
20
Ensign Peak Advisors
Utah
$6.2K
Morgan Stanley
21
Morgan Stanley
New York
$4.59K +$2.53K +372 +30%
Royal Bank of Canada
22
Royal Bank of Canada
Ontario, Canada
$3K -$1.79K -264 -23%
TRCT
23
Tower Research Capital (TRC)
New York
$1.89K +$611 +90 +15%
PNC Financial Services Group
24
PNC Financial Services Group
Pennsylvania
$1.31K +$3.17K +466 New
Acadian Asset Management
25
Acadian Asset Management
Massachusetts
$1K -$4.74K -697 -59%

SYBX Hedge Fund Activity: Q3 2023 in Review

28 of the 6,301 institutional investors tracked by Wall St. Rank reported a position in Synlogic (SYBX) for Q3 2023, worth a combined $7.34M — down 47% from $13.9M a quarter earlier.

Sellers outnumbered buyers: 20 funds closed out of SYBX and 4 opened new positions — a net loss of 16 holders — while 9 trimmed existing stakes and 7 added.

The largest buyer was Armistice Capital, opening a new position worth an estimated $4.07M. The largest seller was Fidelity Investments, cutting an estimated $199K.

  • 28 institutional investors held Synlogic (SYBX) as of Q3 2023, down from 45 in Q2 2023.
  • Funds reported $7.34M of Synlogic stock for Q3 2023, down 47% quarter-over-quarter.
  • 4 funds opened new Synlogic positions in Q3 2023 and 20 closed out, a net change of -16 holders.
  • The largest Synlogic buyer in Q3 2023 was Armistice Capital, an estimated $4.07M added.
  • The largest Synlogic seller in Q3 2023 was Fidelity Investments, an estimated $199K sold.

Based on aggregated 13F filings for Q3 2023.