Seres Therapeutics Inc.
MCRB | NASDAQ
$3.96
-$0.11 (-2.70%)
Sep 22, 2026, 12:01 PM ET · Market open
Institutional Ownership
Net OutflowTotal Institutions
36
Total Ownership
24.07%
Capital Flow
-$15.91M
Shares Change
-135.09K
Ownership Distribution
Institutions (24.07%)
Others (75.93%)
Institutional Sentiment
Overall: neutralEquity Sentiment & Activity
bullishNew Positions
6
Increased Positions
16
Reduced Positions
8
Closed Positions
9
New (6)
Increased (16)
Reduced (8)
Closed (9)
Options Sentiment & Activity
bearishPut/Call Ratio
2.194
Call Flow
56,700
Put Flow
124,400
Calls (31%)
Puts (69%)
Top Shareholders
| Institution | Ownership | Portfolio Weight | Shares | Market Value | |
|---|---|---|---|---|---|
| Flagship Pioneering Inc. | 12.06% -7.55% | 0.88% -83.41% | 1.16M 0.00% | 10.25M -40.52% | |
| Vanguard Capital Management LLC | 3.07% +100.00% | < 0.01% +100.00% | 294.14K +100.00% | 2.61M +100.00% | |
| Marshall Wace, Llp | 1.46% +7.34% | < 0.01% -24.27% | 139.54K +16.11% | 1.24M -30.79% |
Pro Membership
Stop Guessing, Start Knowing.
Cut through market noise with actionable insights that actually help you make confident investment decisions. No more endless research or gut-based guessing.
Unlimited access
Unlimited access to all data and tools, giving you the edge over everyone else in the market.
Proprietary Stock Rating Score
Evaluate stocks with our proprietary rating score based on fundamentals, economic moat, and sentiment.
Top Wall Street Analyst Ratings
Follow ratings from the best analysts on Wall Street to stay ahead of market moves.
Up to 30 years financial history
We deliver premium Wall Street data with top-tier accuracy and up to 30 years of history.
Add to Watchlist
Select watchlists to add or remove MCRB