Skip to main content

Seres Therapeutics, Inc.

MCRB
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0001609809

In the last 90 days, Seres Therapeutics, Inc. insiders filed 0 open-market purchases and 4 sales; 35 institutions reported holding it in 13F filings for Q2 2026, worth $17.9M in total; no superinvestor holds it.

13F holders, Q4 2024

Institutional positions in Seres Therapeutics, Inc. as of Dec 31, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
69
−8 vs. Q3 2024
Shares held
63.1M
−420.0K (−0.7%) vs. Q3 2024
Total value
$52.5M
−$7.59M (−12.6%) vs. Q3 2024
New holders
9
18 more added
Sold out
17
18 more reduced

Compare with Q3 2024: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting MCRB on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ4 2024: 69 institutions
Q1 2021: 154 institutionsQ2 2021: 147 institutionsQ3 2021: 133 institutionsQ4 2021: 148 institutionsQ1 2022: 131 institutionsQ2 2022: 123 institutionsQ3 2022: 120 institutionsQ4 2022: 124 institutionsQ1 2023: 123 institutionsQ2 2023: 138 institutionsQ3 2023: 134 institutionsQ4 2023: 103 institutionsQ1 2024: 99 institutionsQ2 2024: 93 institutionsQ3 2024: 77 institutionsQ4 2024: 69 institutionsQ1 2025: 63 institutionsQ2 2025: 33 institutionsQ3 2025: 32 institutionsQ4 2025: 36 institutionsQ1 2026: 33 institutionsQ2 2026: 35 institutions
Value heldQ4 2024: $52.5M
Q1 2021: $1.85BQ2 2021: $1.93BQ3 2021: $555.1MQ4 2021: $642.8MQ1 2022: $537.2MQ2 2022: $312.7MQ3 2022: $671.6MQ4 2022: $588.2MQ1 2023: $593.9MQ2 2023: $538.1MQ3 2023: $255.6MQ4 2023: $125.4MQ1 2024: $66.3MQ2 2024: $50.0MQ3 2024: $60.1MQ4 2024: $52.5MQ1 2025: $43.1MQ2 2025: $25.4MQ3 2025: $40.9MQ4 2025: $36.4MQ1 2026: $20.5MQ2 2026: $17.9M
Institutions holding MCRB and their total value by quarter
QuarterHoldersValue
Q2 202635$17.9M
Q1 202633$20.5M
Q4 202536$36.4M
Q3 202532$40.9M
Q2 202533$25.4M
Q1 202563$43.1M
Q4 202469$52.5M
Q3 202477$60.1M
Q2 202493$50.0M
Q1 202499$66.3M
Q4 2023103$125.4M
Q3 2023134$255.6M
Q2 2023138$538.1M
Q1 2023123$593.9M
Q4 2022124$588.2M
Q3 2022120$671.6M
Q2 2022123$312.7M
Q1 2022131$537.2M
Q4 2021148$642.8M
Q3 2021133$555.1M
Q2 2021147$1.93B
Q1 2021154$1.85B

Institutions, Q4 2024

Shares, value and share of portfolio for each institution holding Seres Therapeutics, Inc.; share changes are against Q3 2024.

Institutions holding MCRB in Q4 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Flagship Pioneering Inc.23,117,045$19.3M5.76%00.0%Unchanged
FMR LLC21,811,697$18.1M0.00%−1,045,563−4.6%Reduced
Vanguard Group Inc5,873,880$4.88M0.00%−186,648−3.1%Reduced
Morgan Stanley2,013,251$1.67M0.00%+1,210,926+150.9%Added
Millennium Management LLC1,810,719$1.50M0.00%+788,762+77.2%Added
BlackRock, Inc.1,762,157$1.46M0.00%00.0%Unchanged
Geode Capital Management, LLC1,510,432$1.26M0.00%+121,793+8.8%Added
Vontobel Holding Ltd.938,295$779.7K0.00%+543,469+137.6%Added
Charles Schwab Investment Management Inc865,825$719.5K0.00%+117,107+15.6%Added
State Street Corp500,748$416.1K0.00%+117,500+30.7%Added
UBS Group AG342,317$284.5K0.00%+307,922+895.3%Added
Lion Point Capital, LP340,761$283.2K1.48%00.0%Unchanged
Susquehanna International Group, LLP327,808$272.4K0.00%−864,941−72.5%Reduced
Northern Trust Corp262,683$218.3K0.00%+44,461+20.4%Added
Bridgeway Capital Management, LLC250,000$207.8K0.00%00.0%Unchanged
Providence Wealth Advisors, LLC105,000$94.0K0.07%+6,500+6.6%Added
Schonfeld Strategic Advisors LLC100,700$83.7K0.00%−333,200−76.8%Reduced
Cantor Fitzgerald, L. P.95,740$79.6K0.00%−184,825−65.9%Reduced
LPL Financial LLC94,787$78.8K0.00%−27,438−22.4%Reduced
Engineers Gate Manager LP84,986$70.6K0.00%−18,988−18.3%Reduced
JustInvest LLC71,136$59.1K0.00%+22,792+47.1%Added
HighTower Advisors, LLC70,000$58.2K0.00%00.0%Unchanged
Tudor Investment Corp Et Al61,977$51.5K0.00%00.0%Unchanged
Jane Street Group, LLC58,736$48.8K0.00%+37,866+181.4%Added
Goldman Sachs Group Inc52,950$44.0K0.00%+38,282+261.0%Added
Janney Montgomery Scott LLC48,500$40.0K0.00%−20,598−29.8%Reduced
Invesco Ltd.46,577$38.7K0.00%−8,641−15.6%Reduced
Avantax Advisory Services, Inc.45,179$37.5K0.00%+28,500+170.9%Added
Ironwood Investment Management LLC39,588$32.9K0.02%−6,029−13.2%Reduced
Kestra Advisory Services, LLC38,471$32.0K0.00%−1,500−3.8%Reduced
HRT Financial LP26,868$22.0K0.00%+26,868New
Catalyst Funds Management Pty Ltd24,900$20.7K0.01%00.0%Unchanged
Two Sigma Investments, LP24,412$20.3K0.00%+24,412New
Simplex Trading, LLC24,756$20.0K0.00%+22,132+843.4%Added
SBI Securities Co., Ltd.21,651$18.0K0.00%+21,651New
Arete Wealth Advisors, LLC20,900$17.0K0.00%−100−0.5%Reduced
Stifel Financial Corp20,000$16.6K0.00%00.0%Unchanged
Group One Trading, L.P.16,364$13.6K0.00%−177,154−91.5%Reduced
XTX Topco Ltd16,300$13.5K0.00%+16,300New
MML Investors Services, LLC15,864$13.0K0.00%+975+6.5%Added
Victory Capital Management Inc15,439$12.8K0.00%+133+0.9%Added
Aries Wealth Management15,000$12.5K0.00%00.0%Unchanged
Captrust Financial Advisors13,100$10.9K0.00%00.0%Unchanged
Clear Creek Financial Management, LLC12,950$10.8K0.00%−5,250−28.8%Reduced
Commonwealth Equity Services, LLC11,598$10.0K0.00%+500+4.5%Added
Diversified Trust Co10,000$8.31K0.00%00.0%Unchanged
Integrated Wealth Concepts LLC10,000$8.31K0.00%+10,000New
Tower Research Capital LLC (TRC)9,325$7.75K0.00%+9,325New
BNP Paribas Arbitrage, SA6,851$5.69K0.00%−118−1.7%Reduced
Bank of America Corp3,797$3.15K0.00%−118,336−96.9%Reduced
Citigroup Inc3,679$3.06K0.00%−214,551−98.3%Reduced
Royal Bank of Canada1,961$2.00K0.00%+1,829+1,385.6%Added
Barclays PLC1,595$1.32K0.00%00.0%Unchanged
JPMorgan Chase & Co1,304$1.08K0.00%00.0%Unchanged
TFC Financial Management1,000$8310.00%00.0%Unchanged
Continuum Advisory, LLC955$7940.00%00.0%Unchanged
EverSource Wealth Advisors, LLC666$5530.00%00.0%Unchanged
The PNC Financial Services Group, Inc.636$5290.00%00.0%Unchanged
Bell Investment Advisors, Inc611$5080.00%+611New
Advisor Group Holdings, Inc.404$3350.00%−1,505−78.8%Reduced
Sandy Spring Bank345$2870.00%00.0%Unchanged
Nisa Investment Advisors, LLC308$2560.00%00.0%Unchanged
Larson Financial Group LLC235$1950.00%00.0%Unchanged
Farther Finance Advisors, LLC204$1700.00%00.0%Unchanged
Wells Fargo & Company200$1660.00%00.0%Unchanged
Sound Income Strategies, LLC175$1450.00%00.0%Unchanged
Jones Financial Companies LLLP49$410.00%+49New
Citadel Advisors LLC31$260.00%+31New
Whittier Trust Co30$240.00%00.0%Unchanged
Tang Capital Management LLC0$00.00%−200,000−100.0%Sold out
Marex Group plc0$00.00%−100,000−100.0%Sold out
Price T Rowe Associates Inc0$00.00%−67,392−100.0%Sold out
Virtu Financial LLC0$00.00%−58,791−100.0%Sold out
HarbourVest Partners LLC0$00.00%−49,363−100.0%Sold out
Point72 Asia (Singapore) Pte. Ltd.0$00.00%−44,972−100.0%Sold out
Squarepoint Ops LLC0$00.00%−44,747−100.0%Sold out
Prudential Financial Inc0$00.00%−43,470−100.0%Sold out
Bayesian Capital Management, LP0$00.00%−31,000−100.0%Sold out
Wolverine Trading, LLC0$00.00%−22,140−100.0%Sold out
Russell Investments Group, Ltd.0$00.00%−18,300−100.0%Sold out
Qube Research & Technologies Ltd0$00.00%−17,490−100.0%Sold out
Auour Investments LLC0$00.00%−17,000−100.0%Sold out
PFG Investments, LLC0$00.00%−10,000−100.0%Sold out
Allspring Global Investments Holdings, LLC0$00.00%−611−100.0%Sold out
Point72 (DIFC) Ltd0$00.00%−17−100.0%Sold out
Headlands Technologies LLC0$00.00%−10−100.0%Sold out