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Synlogic, Inc.

SYBX
Exchange
OTC
Industry
Pharmaceutical Preparations
SEC CIK
0001527599

No open-market purchases or sales by Synlogic, Inc. insiders were filed in the last 90 days; 1 institution reported holding it in 13F filings for Q2 2026, worth $16.7K in total; no superinvestor holds it.

13F holders, Q2 2023

Institutional positions in Synlogic, Inc. as of Jun 30, 2023. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
45
−6 vs. Q1 2023
Shares held
32.4M
−2.28M (−6.6%) vs. Q1 2023
Total value
$13.9M
−$7.98M (−36.5%) vs. Q1 2023
New holders
2
8 more added
Sold out
8
12 more reduced

Compare with Q1 2023: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting SYBX on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2023: 45 institutions
Q1 2021: 55 institutionsQ2 2021: 60 institutionsQ3 2021: 69 institutionsQ4 2021: 62 institutionsQ1 2022: 51 institutionsQ2 2022: 51 institutionsQ3 2022: 52 institutionsQ4 2022: 51 institutionsQ1 2023: 51 institutionsQ2 2023: 45 institutionsQ3 2023: 28 institutionsQ4 2023: 24 institutionsQ1 2024: 17 institutionsQ2 2024: 17 institutionsQ3 2024: 17 institutionsQ4 2024: 18 institutionsQ1 2025: 18 institutionsQ2 2025: 19 institutionsQ3 2025: 23 institutionsQ4 2025: 25 institutionsQ1 2026: 2 institutionsQ2 2026: 1 institution
Value heldQ2 2023: $13.9M
Q1 2021: $65.8MQ2 2021: $114.6MQ3 2021: $133.9MQ4 2021: $104.8MQ1 2022: $102.4MQ2 2022: $46.9MQ3 2022: $37.8MQ4 2022: $25.8MQ1 2023: $21.9MQ2 2023: $13.9MQ3 2023: $7.34MQ4 2023: $18.2MQ1 2024: $12.4MQ2 2024: $10.4MQ3 2024: $10.2MQ4 2024: $9.46MQ1 2025: $8.41MQ2 2025: $8.60MQ3 2025: $11.1MQ4 2025: $7.71MQ1 2026: $14.5KQ2 2026: $16.7K
Institutions holding SYBX and their total value by quarter
QuarterHoldersValue
Q2 20261$16.7K
Q1 20262$14.5K
Q4 202525$7.71M
Q3 202523$11.1M
Q2 202519$8.60M
Q1 202518$8.41M
Q4 202418$9.46M
Q3 202417$10.2M
Q2 202417$10.4M
Q1 202417$12.4M
Q4 202324$18.2M
Q3 202328$7.34M
Q2 202345$13.9M
Q1 202351$21.9M
Q4 202251$25.8M
Q3 202252$37.8M
Q2 202251$46.9M
Q1 202251$102.4M
Q4 202162$104.8M
Q3 202169$133.9M
Q2 202160$114.6M
Q1 202155$65.8M

Institutions, Q2 2023

Shares, value and share of portfolio for each institution holding Synlogic, Inc.; share changes are against Q1 2023.

Institutions holding SYBX in Q2 2023
InstitutionSharesValue% of portfolioChange in sharesAction
FMR LLC10,142,239$4.36M0.00%−435,731−4.1%Reduced
OrbiMed Advisors LLC6,029,995$2.59M0.05%00.0%Unchanged
NEA Management Company, LLC4,228,940$1.82M0.14%00.0%Unchanged
Atlas Venture Associates IX, LLC2,651,963$1.14M6.24%00.0%Unchanged
Alyeska Investment Group, L.P.2,520,514$1.08M0.01%00.0%Unchanged
Vanguard Group Inc2,243,586$964.7K0.00%00.0%Unchanged
UBS Oconnor LLC608,234$261.5K0.01%−27,078−4.3%Reduced
Sofinnova Investments, Inc.574,972$247.2K0.02%00.0%Unchanged
Geode Capital Management, LLC400,006$172.0K0.00%00.0%Unchanged
Fiduciary Trust Co335,294$144.2K0.00%00.0%Unchanged
Ikarian Capital, LLC306,757$131.9K0.05%00.0%Unchanged
BlackRock Inc.300,109$129.0K0.00%−151,765−33.6%Reduced
Harbor Capital Advisors, Inc.290,605$125.0K0.02%+26,579+10.1%Added
Renaissance Technologies LLC214,300$92.0K0.00%+122,400+133.2%Added
ABG Innovation Capital Partners III GP Ltd205,906$88.5K12.09%00.0%Unchanged
Bridgeway Capital Management, LLC155,000$66.7K0.00%−75,000−32.6%Reduced
State Street Corp154,284$66.3K0.00%00.0%Unchanged
Two Sigma Advisers, LP131,100$56.4K0.00%−2,300−1.7%Reduced
Envestnet Asset Management Inc101,170$43.5K0.00%+12,631+14.3%Added
Northern Trust Corp93,863$40.4K0.00%00.0%Unchanged
Franklin Resources Inc77,998$33.5K0.00%00.0%Unchanged
Dimensional Fund Advisors LP77,009$33.1K0.00%−356,314−82.2%Reduced
Two Sigma Investments, LP74,352$32.0K0.00%00.0%Unchanged
PVG Asset Management Corp68,455$29.4K0.13%−31,765−31.7%Reduced
Flagship Harbor Advisors, LLC35,000$15.1K0.00%00.0%Unchanged
Cetera Investment Advisers33,890$14.6K0.00%+10,842+47.0%Added
Ensign Peak Advisors, Inc33,109$14.2K0.00%00.0%Unchanged
Advisor Group Holdings, Inc.31,737$13.6K0.00%+8,856+38.7%Added
Boothbay Fund Management, LLC30,870$13.3K0.00%00.0%Unchanged
LPL Financial LLC30,088$12.9K0.00%00.0%Unchanged
Charles Schwab Investment Management Inc25,000$10.8K0.00%00.0%Unchanged
Clear Street LLC23,553$10.1K0.00%+23,553New
Millennium Management LLC19,020$8.18K0.00%−39,727−67.6%Reduced
Morgan Stanley18,902$8.13K0.00%−660,600−97.2%Reduced
UMA Financial Services, Inc.17,302$7.08K0.00%00.0%Unchanged
Acadian Asset Management LLC17,577$7.00K0.00%−32,405−64.8%Reduced
Royal Bank of Canada17,413$7.00K0.00%+1,513+9.5%Added
Soundmark Wealth Management, LLC13,663$5.88K0.00%00.0%Unchanged
Tower Research Capital LLC (TRC)8,730$3.75K0.00%−1,527−14.9%Reduced
Endurance Wealth Management, Inc.21,900$3.00K0.00%+10,000+84.0%Added
Rhumbline Advisers679$2910.00%+679New
Wells Fargo & Company524$2250.00%+2+0.4%Added
BNP Paribas Arbitrage, SA363$1560.00%00.0%Unchanged
ICA Group Wealth Management, LLC200$860.00%00.0%Unchanged
JPMorgan Chase & Co19$80.00%−420−95.7%Reduced
LMR Partners LLP0$00.00%−515,000−100.0%Sold out
Bank of New York Mellon Corp0$00.00%−67,719−100.0%Sold out
Two Sigma Securities, LLC0$00.00%−43,203−100.0%Sold out
Virtu Financial LLC0$00.00%−19,005−100.0%Sold out
Jane Street Group, LLC0$00.00%−14,709−100.0%Sold out
HighTower Advisors, LLC0$00.00%−10,000−100.0%Sold out
UBS Group AG0$00.00%−8,801−100.0%Sold out
Slow Capital, Inc.0$00.00%−4,100−100.0%Sold out