As of the latest SEC filings, Seres Therapeutics, Inc. (MCRB) is held by 30 institutional funds. The largest fund shareholder is VANGUARD TOTAL STOCK MARKET INDEX FUND (VTI), holding an estimated $1,828,727.90 in market value, representing a significant portion of its portfolio.
Funds holding Seres Therapeutics, Inc. (MCRB)
Source: SEC Form N-PORT institutional portfolio disclosures
- Ticker:
- MCRB
- CIK:
- 0001609809
| Fund | Type | Manager | Weight | Market Value | Shares |
Report Date
|
Filing Date
|
|---|---|---|---|---|---|---|---|
|
VTI
VANGUARD TOTAL STOCK MARKET INDEX FUND
|
ETF | Vanguard | 0.00% | $1,828,727.90 | 206,170 | Mar 31, 2026 | May 28, 2026 |
|
VEMPX
VANGUARD EXTENDED MARKET INDEX FUND
|
ETF | Vanguard | 0.00% | $620,421.02 | 69,946 | Mar 31, 2026 | May 28, 2026 |
|
AVUV
Avantis U.S. Small Cap Value ETF
|
ETF | American Century | 0.00% | $489,728.42 | 56,033 | Feb 28, 2026 | Apr 29, 2026 |
|
SCHA
Schwab U.S. Small-Cap ETF
|
ETF | Charles Schwab | 0.00% | $275,423.62 | 31,513 | Feb 28, 2026 | Apr 24, 2026 |
|
FSMAX
Fidelity Extended Market Index Fund
|
MF | Fidelity | 0.00% | $211,333.20 | 24,180 | Feb 28, 2026 | Apr 24, 2026 |
|
IWC
iShares Micro-Cap ETF
|
ETF | BlackRock / iShares | 0.01% | $148,563.63 | 16,749 | Mar 31, 2026 | May 28, 2026 |
|
VITNX
VANGUARD INSTITUTIONAL TOTAL STOCK MARKET INDEX FUND
|
MF | Vanguard | 0.00% | $128,872.23 | 14,529 | Mar 31, 2026 | May 28, 2026 |
|
FSKAX
Fidelity Total Market Index Fund
|
MF | Fidelity | 0.00% | $121,223.80 | 13,870 | Feb 28, 2026 | Apr 24, 2026 |
|
PRFZ
Invesco RAFI US 1500 Small-Mid ETF
|
ETF | Invesco | 0.00% | $107,145.06 | 14,538 | Apr 30, 2026 | Jun 26, 2026 |
|
FCFMX
Fidelity Series Total Market Index Fund
|
MF | Fidelity | 0.00% | $88,649.82 | 10,143 | Feb 28, 2026 | Apr 24, 2026 |
|
BRSIX
Ultra-Small Company Market Fund
|
MF | Independent / Boutique | 0.05% | $66,525.00 | 7,500 | Mar 31, 2026 | May 21, 2026 |
|
EES
WisdomTree U.S. SmallCap Fund
|
ETF | WisdomTree | 0.01% | $64,068.01 | 7,223 | Mar 31, 2026 | Jun 1, 2026 |
|
DFSCX
U.S. MICRO CAP PORTFOLIO
|
MF | Dimensional Fund Advisors | 0.00% | $56,468.94 | 7,662 | Apr 30, 2026 | Jun 24, 2026 |
|
AVSC
Avantis U.S. Small Cap Equity ETF
|
ETF | American Century | 0.00% | $47,501.90 | 5,435 | Feb 28, 2026 | Apr 29, 2026 |
|
FNCMX
Fidelity Nasdaq Composite Index Fund
|
MF | Fidelity | 0.00% | $39,225.12 | 4,488 | Feb 28, 2026 | Apr 24, 2026 |
|
VBINX
VANGUARD BALANCED INDEX FUND
|
MF | Vanguard | 0.00% | $31,027.26 | 3,498 | Mar 31, 2026 | May 28, 2026 |
|
GARTX
Goldman Sachs Absolute Return Tracker Fund
|
MF | Goldman Sachs | 0.00% | $23,665.16 | 2,668 | Mar 31, 2026 | May 26, 2026 |
|
-
Large-Cap Growth Portfolio
|
ETF | Independent / Boutique | 0.00% | $12,684.10 | 1,430 | Mar 31, 2026 | May 27, 2026 |
|
-
1290 VT Micro Cap Portfolio
|
ETF | Independent / Boutique | 0.01% | $11,664.05 | 1,315 | Mar 31, 2026 | May 26, 2026 |
|
AVUVX
Avantis U.S. Small Cap Value Fund
|
MF | American Century | 0.00% | $10,278.24 | 1,176 | Feb 28, 2026 | Apr 29, 2026 |
|
AVUS
Avantis U.S. Equity ETF
|
ETF | American Century | 0.00% | $8,932.28 | 1,022 | Feb 28, 2026 | Apr 29, 2026 |
|
USMIX
Victory Extended Market Index Fund
|
MF | Independent / Boutique | 0.00% | $5,652.79 | 767 | Apr 30, 2026 | Jun 25, 2026 |
|
-
VIP Extended Market Index Portfolio
|
ETF | Independent / Boutique | 0.00% | $3,654.44 | 412 | Mar 31, 2026 | May 26, 2026 |
|
CFSLX
Column Small Cap Fund
|
MF | Independent / Boutique | 0.00% | $2,735.62 | 313 | Feb 28, 2026 | Apr 23, 2026 |
|
-
VIP Total Market Index Portfolio
|
ETF | Independent / Boutique | 0.00% | $1,658.69 | 187 | Mar 31, 2026 | May 26, 2026 |
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