Latest Period
Q2 2026
Security Snapshot
SYNLOGIC, INC. - Common Stock, par value $0.001 per share (SYBX) Institutional Ownership
CUSIP: 87166L209
13F Institutional Holders and Ownership History from Q3 2023 to Q2 2026
Institutions Reporting
1
Shares (Excl. Options)
23,763
Price
$0.70
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- Security type / class
- Equity / Common Stock, par value $0.001 per share
- Symbol
- SYBX on OTC
- All holders as of 30 Jun 2026
- Q2 2026
- Total 13F shares
- 23,763
- Total 13F value
- $16,657
- Share change
- -20
- Value change
- -$12
- Number of holders
- 1
- Shares outstanding
- 11,691,088
- SEC-reported price per share
- $0.70
- Insider filing price
- $0.70
Latest holder snapshot
4 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- SYBX - SYNLOGIC, INC. - Common Stock, par value $0.001 per share is tracked under CUSIP 87166L209.
- 1 institution reported positions in Q2 2026.
- 4 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 2 to 1 between Q1 2026 and Q2 2026.
- SEC-reported value moved from $14,507 to $16,657.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 1 institution filings for Q2 2026.
Security key
87166L209
Latest holder period
Q2 2026
13F holders
1
13D/G owners
4
CIK / CUSIP context first
Open Q2 2026 holders
SYBX full holder history
SYNLOGIC, INC. SEC filings
SYNLOGIC, INC. company facts
SYNLOGIC, INC. insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 87166L209:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
4
Security
SYBX
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Funicular Funds, LP | 28% | 0% | $2,219,187 | 3,312,219 | 0% | Funicular Funds, LP | 28 Jul 2026 | |
| New Enterprise Associates 14, L.P. | 25% | $1,958,257 | 2,922,772 | New Enterprise Associates 14, L.P. | 28 Jul 2026 | |||
| Baselake Partners, LP | 9.7% | $1,265,400 | 1,140,000 | Baselake Partners, LP | 20 Jan 2026 | |||
| Radoff Bradley Louis | 4.4% | $894,400 | 520,000 | Radoff Bradley Louis | 30 Sep 2025 |
As of 30 Jun 2026, 1 institutional investors reported holding 23,763 shares of SYNLOGIC, INC. - Common Stock, par value $0.001 per share (SYBX). This represents 0.2% of the company’s total 11,691,088 outstanding shares.
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
12
Latest
Q2 2026
Rows shown
1-12 of 12
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q2 | 23,763 | $16,657 | -$12 | $0.70 | 1 |
| 2026 Q1 | 23,783 | $14,507 | -$7,453,310 | $0.60 | 2 |
| 2025 Q4 | 6,879,879 | $7,705,466 | +$251,520 | $1.12 | 25 |
| 2025 Q3 | 6,655,293 | $11,108,525 | -$178,424 | $1.69 | 23 |
| 2025 Q2 | 6,771,875 | $8,600,285 | -$10,063 | $1.27 | 19 |
| 2025 Q1 | 6,780,519 | $8,407,849 | +$20,324 | $1.24 | 18 |
| 2024 Q4 | 6,764,147 | $9,456,349 | -$88,239 | $1.39 | 17 |
| 2024 Q3 | 6,826,001 | $10,170,748 | -$168,603 | $1.49 | 16 |
| 2024 Q2 | 6,939,069 | $10,408,615 | +$22,340 | $1.50 | 17 |
| 2024 Q1 | 6,924,167 | $12,394,270 | +$1,589,732 | $1.79 | 16 |
| 2023 Q4 | 4,715,822 | $18,155,320 | -$1,046,769 | $3.85 | 23 |
| 2023 Q3 | 2,378,844 | $6,684,705 | +$6,627,246 | $2.81 | 25 |