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Among the 4 tracked institutional investors we monitor, MCRB (SERES THERAPEUTICS INC) is held with a combined value of $6.05M across 461,893 shares. The largest holder is VANGUARD GROUP INC with a position worth $4.82M. 2 funds increased their holdings. 1 fund reduced its position.
Total Institutional Value
$6.05M
Total Shares Held
461,893
Institutional Holders
4
Ranked by estimated dollars moved (share change × implied price). 13F data lags up to 45 days.
| # | Fund | Value↓ | Portfolio % | Change |
|---|---|---|---|---|
| 1 | VANGUARD GROUP INC | $4.82M | 0.00% | +4.0% |
| 2 | BlackRock, Inc. | $904.97K | 0.00% | -1.5% |
| 3 | STATE STREET CORP | $300.70K | 0.00% | - |
| 4 | FMR LLC | $15.54K | 0.00% | +0.7% |
As of the latest SEC 13F filings, VANGUARD GROUP INC is the largest institutional holder of MCRB with a position worth $4.82M, representing 0.00% of their portfolio. In total, 4 institutional investors hold MCRB with a combined value of $6.05M.
Institutional investors hold $6.05M worth of MCRB stock across 4 positions. The largest institutional holder is VANGUARD GROUP INC with $4.82M in holdings.
A 13F filing is a quarterly report required by the SEC from institutional investment managers with over $100 million in assets. It discloses their holdings in U.S. equities. For MCRB, these filings reveal which major funds are accumulating or reducing positions, providing insights into institutional sentiment.
Get notified when hedge funds change their MCRB positions.
Last Close
$4.80
2026-07-28
YTD
-68.3%
0% of 52-week range