Security key
87166L100
Synlogic, Inc. - Common Stock, par value $0.001 (SYBX)
CUSIP: 87166L100
Q3 2019 13F Holders as of 30 Sep 2019
- Security type / class
- Equity / Common Stock, par value $0.001
- Total 13F shares
- 19,695,073
- Total 13F value
- $45,104,164
- Share change
- -889,263
- SEC-reported price per share
- $2.29
- Number of holders
- 50
- Value change
- -$16,321,275
- Number of buys
- 26
- Number of sells
- 19
- Shares outstanding
- 11,697,161
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q3 2019
Institutions
50
Top holders
10
SYBX full security history
Ownership snapshot
Full 13F holder table
SYNLOGIC, INC. SEC filings
SYNLOGIC, INC. company facts
Broader feeds
Ownership snapshot
Top reported holders of SYBX - Synlogic, Inc. - Common Stock, par value $0.001 (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
NEA Management Company, LLC
Disclosed value leader
NEA Management Company, LLC
Comparable rows
0/15
Latest evidence
30 Jun 2019
13F
Highest disclosed value: $38,488,000
15 rows are not safely comparable across share classes.
Showing 1-6 of 15 holder rows.
Quick read
NEA Management Company, LLC has the largest disclosed position value at $38.49M.
0 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens NEA Management Company, LLC's linked filing trail.
Disclosed position value
Top 5
NEA Management Company, LLC
$38.49M
WELLINGTON MANAGEMENT GROUP LLP
$28.34M
Atlas Venture Associates IX, LLC
$24.13M
ORBIMED ADVISORS LLC
$18.47M
BlackRock Finance, Inc.
$11.99M
Value bars compare disclosed positions; verify each figure against the linked filing evidence.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| NEA Management Company, LLC |
13F
Company
|
—
denominator unverified
|
$38,488,000
4,229,410 shares
|
— | 30 Jun 2019 |
| WELLINGTON MANAGEMENT GROUP LLP |
13F
Company
|
—
denominator unverified
|
$28,336,000
3,113,886 shares
|
— | 30 Jun 2019 |
| Atlas Venture Associates IX, LLC |
13F
Company
|
—
denominator unverified
|
$24,133,000
2,651,963 shares
|
— | 30 Jun 2019 |
| ORBIMED ADVISORS LLC |
13F
Company
|
—
denominator unverified
|
$18,473,000
2,029,996 shares
|
— | 30 Jun 2019 |
| BlackRock Finance, Inc. |
13F
Company
|
—
denominator unverified
|
$11,986,000
1,317,063 shares
|
— | 30 Jun 2019 |
| DEERFIELD MANAGEMENT COMPANY, L.P. |
13F
Company
|
—
denominator unverified
|
$10,080,000
1,107,643 shares
|
— | 30 Jun 2019 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q3 2019
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
50
Shares
19,695,073
Rows available
50
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q3 2019 vs Q2 2019 Across Filers
Q2 2019 holders
46
Q3 2019 holders
50
Holder diff
4
| Investor | Q2 2019 Shares | Q3 2019 Shares | Share Diff | Share Chg % | Q2 2019 value | Q3 2019 value | Value change | Value Chg % |
|---|