Seres Therapeutics Inc
-$11.8M
Net Activity
-7.16% total shares
Institutions Holding
61
Popularity Rank
#5237
Avg Weight
0.14%
Total Value
$43.1M
61 institutions currently hold MCRB1EUR, with 52 net buyers and 28 net sellers this quarter.
Institutional Moves (Q1 2025)
Majority Increased
Based on recent trading activity
Net Selling Institutions
28
Net Buying Institutions
52
Top 5 by Value
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MCRB1EUR ranks #5237 out of 36163 tracked stocks by institutional interest, inside the more closely watched half of our coverage.
MCRB1EUR is a top-conviction position for Flagship Pioneering, LLC — at 6.9% of their entire disclosed 13F portfolio, it's one of their largest single bets, not just a passing allocation.
UBS Group AG has added to its MCRB1EUR position for two straight quarters, increasing it by $986.8K to reach $1.0M today.
Fidelity has trimmed its MCRB1EUR position for two straight quarters, cutting it by $6.3M while still holding $15.3M.
+$41.7M
Total Buy Value
$76.5M
Total Sell Value
52
Net Buyers
28
Net Sellers
MCRB1EUR does not currently have enough recent insider (Form 4) trading activity to compute a convergence signal against its 13F institutional flows.
13F data as of 2025-03-31 quarterly filings. Note: many large institutions file close to the 45-day post-quarter deadline, so early-quarter flow figures can shift substantially as more filings arrive.
No Form 144 planned sale filings in the last 90 days
No Schedule 13D/13G filings for this ticker
No Form 8-K filings for this ticker
81750R102
The most-added stocks by 13F institutions this quarter
Institutions Holding
6,242
Total reported value
$2.2T
3229 13F institutions increased their position this quarter
Institutions Holding
5,990
Total reported value
$3.6T
3033 13F institutions increased their position this quarter
Institutions Holding
6,153
Total reported value
$1.8T
2971 13F institutions increased their position this quarter
The most widely held stocks tracked across all 13F institutions
Institutions Holding
4,110
Total reported value
$712.5B
Held by 4110 institutions — one of the most-tracked stocks on AlphaSMO
Institutions Holding
4,088
Total reported value
$390.2B
Held by 4088 institutions — one of the most-tracked stocks on AlphaSMO
Institutions Holding
4,062
Total reported value
$377.6B
Held by 4062 institutions — one of the most-tracked stocks on AlphaSMO
Access MCRB1EUR's institutional ownership data programmatically:
REST API
curl https://alphasmo.com/api/v1/market/stock/MCRB1EURCLI
npx alphasmo stocks get MCRB1EUR