MCRB - Seres Therapeutics, Inc.

NasdaqGS - NasdaqGS Real Time Price. Currency in USD

Major Holders

Currency in USD
Breakdown
17.52%% of Shares Held by All Insider
78.76%% of Shares Held by Institutions
95.50%% of Float Held by Institutions
117Number of Institutions Holding Shares

Top Institutional Holders

HolderSharesDate Reported% OutValue
Flagship Pioneering Inc.12,682,876Sep 29, 201831.09%96,263,028
FMR, LLC6,119,349Sep 29, 201815.00%46,445,858
ARK Investment Management, LLC4,040,735Sep 29, 20189.90%30,669,178
Blackrock Inc.2,281,563Sep 29, 20185.59%17,317,063
Federated Investors, Inc.1,770,255Sep 29, 20184.34%13,436,235
Vanguard Group, Inc. (The)1,029,643Sep 29, 20182.52%7,814,990
Renaissance Technologies, LLC756,608Sep 29, 20181.85%5,742,654
JP Morgan Chase & Company421,494Sep 29, 20181.03%3,199,139
State Street Corporation391,273Sep 29, 20180.96%2,969,762
Shaw D.E. & Co., Inc.290,736Sep 29, 20180.71%2,206,686

Top Mutual Fund Holders

HolderSharesDate Reported% OutValue
ARK ETF Tr-ARK Innovation ETF1,346,960Apr 29, 20183.30%10,331,183
Federated Kaufmann Fund1,300,000Jun 29, 20183.19%11,180,000
Fidelity Growth Company Fund1,289,798Sep 29, 20183.16%9,789,566
Fidelity Select Portfolios - Biotechnology1,028,440Sep 29, 20182.52%7,805,859
Vanguard Total Stock Market Index Fund547,662Sep 29, 20181.34%4,156,754
iShares Russell 2000 ETF492,216Oct 30, 20181.21%3,381,523
iShares NASDAQ Biotechnology ETF472,195Oct 30, 20181.16%3,243,979
ARK ETF Tr-ARK Genomic Revolution Multi Sector ETF468,672Apr 29, 20181.15%3,594,714
Fidelity Series Growth Company Fund447,332Sep 29, 20181.10%3,395,249
Federated Kaufmann Small Cap Fund432,800Sep 29, 20181.06%3,284,952