Seres Therapeutics Inc (MCRB)

Q2 2026 vs Q3 2026

Comparing institutional holders between quarters

Compare Detailed Historical Funds Options 13D/13G Peers Targeting Trading Summary Profile

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Vontobel Holding Ltd.

DECREASED

Shares114,566 from 122,975

Change-8,409 (-7%)

Value$383.8K (-$586.5K)

Filed 2026-10-16

J. Safra Sarasin Holding AG

NEW

Shares14,997

Change+14,997

Value$50.2K

Filed 2026-10-26

SBI Securities Co., Ltd.

DECREASED

Shares3,601 from 4,182

Change-581 (-14%)

Value$12.1K (-$20.9K)

Filed 2026-10-22

Rachor Investment Advisory Services, LLC

DECREASED

Shares1,185 from 1,477

Change-292 (-20%)

Value$4.0K (-$7.7K)

Filed 2026-10-29

PNC Financial Services Group, Inc.

NEW

Shares23

Change+23

Value$77

Filed 2026-11-06

Simplex Trading, LLC

DECREASED

Shares18 from 4,598

Change-4,580 (-100%)

Value$60 (-$36.2K)

Filed 2026-11-04

Larson Financial Group LLC

UNCHANGED

Shares5 from 5

Change0 (0%)

Value$17 (-$22)

Filed 2026-11-05

Allworth Financial LP

NEW

Shares4

Change+4

Value$32

Filed 2026-11-06

Barclays PLC

DECREASED

Shares4 from 167

Change-163 (-98%)

Value$13 (-$1.3K)

Filed 2026-11-06

Flagship Pioneering, LLC

N/A

Shares— from 1,155,850

Change-1,155,850 (-100%)

Value—

Vanguard Capital Management LLC

N/A

Shares— from 287,776

Change-287,776 (-100%)

Value—

Marshall Wace, LLP

N/A

Shares— from 172,245

Change-172,245 (-100%)

Value—

BlackRock, Inc.

N/A

Shares— from 111,000

Change-111,000 (-100%)

Value—

Geode Capital Management, LLC

N/A

Shares— from 79,974

Change-79,974 (-100%)

Value—

Susquehanna International Group, LLP

N/A

Shares— from 58,328

Change-58,328 (-100%)

Value—

Vanguard Fiduciary Trust Co

N/A

Shares— from 48,685

Change-48,685 (-100%)

Value—

State Street Corp

N/A

Shares— from 33,901

Change-33,901 (-100%)

Value—

Lion Point Capital, LP

N/A

Shares— from 31,570

Change-31,570 (-100%)

Value—

Charles Schwab Investment Management Inc

N/A

Shares— from 31,049

Change-31,049 (-100%)

Value—

American Century Companies Inc

N/A

Shares— from 28,313

Change-28,313 (-100%)

Value—

XTX Topco Ltd

N/A

Shares— from 20,732

Change-20,732 (-100%)

Value—

Goldman Sachs Group Inc

N/A

Shares— from 15,229

Change-15,229 (-100%)

Value—

Northern Trust Corp

N/A

Shares— from 14,765

Change-14,765 (-100%)

Value—

Invesco Ltd.

N/A

Shares— from 12,974

Change-12,974 (-100%)

Value—

Morgan Stanley

N/A

Shares— from 12,138

Change-12,138 (-100%)

Value—

Citadel Advisors LLC

N/A

Shares— from 10,504

Change-10,504 (-100%)

Value—

Group One Trading LLC

N/A

Shares— from 3,714

Change-3,714 (-100%)

Value—

JPMorgan Chase & Co

N/A

Shares— from 3,636

Change-3,636 (-100%)

Value—

Vanguard Global Advisers, LLC

N/A

Shares— from 1,975

Change-1,975 (-100%)

Value—

FMR LLC

N/A

Shares— from 1,528

Change-1,528 (-100%)

Value—

UBS Group AG

N/A

Shares— from 484

Change-484 (-100%)

Value—

Tower Research Capital LLC (TRC)

N/A

Shares— from 316

Change-316 (-100%)

Value—

BNP Paribas Financial Markets

N/A

Shares— from 211

Change-211 (-100%)

Value—

Continuum Advisory, LLC

N/A

Shares— from 47

Change-47 (-100%)

Value—

Royal Bank of Canada

N/A

Shares— from 11

Change-11 (-100%)

Value—

Wells Fargo & Company

N/A

Shares— from 10

Change-10 (-100%)

Value—

Osaic Holdings, Inc.

N/A

Shares— from 8

Change-8 (-100%)

Value—

Whittier Trust Co of Nevada Inc

N/A

Shares— from 1

Change-1 (-100%)

Value—

	Status
Vontobel Holding Ltd.	DECREASED	114,566	122,975	-8,409	-7%	$970.3K	$383.8K	-$586.5K	2026-10-16
J. Safra Sarasin Holding AG	NEW	14,997	—	+14,997	—	—	$50.2K	—	2026-10-26
SBI Securities Co., Ltd.	DECREASED	3,601	4,182	-581	-14%	$33.0K	$12.1K	-$20.9K	2026-10-22
Rachor Investment Advisory Services, LLC	DECREASED	1,185	1,477	-292	-20%	$11.7K	$4.0K	-$7.7K	2026-10-29
PNC Financial Services Group, Inc.	NEW	23	—	+23	—	—	$77	—	2026-11-06
Simplex Trading, LLC	DECREASED	18	4,598	-4,580	-100%	$36.3K	$60	-$36.2K	2026-11-04
Larson Financial Group LLC	UNCHANGED	5	5	0	0%	$39	$17	-$22	2026-11-05
Allworth Financial LP	NEW	4	—	+4	—	—	$32	—	2026-11-06
Barclays PLC	DECREASED	4	167	-163	-98%	$1.3K	$13	-$1.3K	2026-11-06
Flagship Pioneering, LLC	N/A	—	1,155,850	-1,155,850	-100%	$9.1M	—	—	—
Vanguard Capital Management LLC	N/A	—	287,776	-287,776	-100%	$2.3M	—	—	—
Marshall Wace, LLP	N/A	—	172,245	-172,245	-100%	$1.4M	—	—	—
BlackRock, Inc.	N/A	—	111,000	-111,000	-100%	$875.8K	—	—	—
Geode Capital Management, LLC	N/A	—	79,974	-79,974	-100%	$631.3K	—	—	—
Susquehanna International Group, LLP	N/A	—	58,328	-58,328	-100%	$460.2K	—	—	—
Vanguard Fiduciary Trust Co	N/A	—	48,685	-48,685	-100%	$384.1K	—	—	—
State Street Corp	N/A	—	33,901	-33,901	-100%	$267.5K	—	—	—
Lion Point Capital, LP	N/A	—	31,570	-31,570	-100%	$249.1K	—	—	—
Charles Schwab Investment Management Inc	N/A	—	31,049	-31,049	-100%	$245.0K	—	—	—
American Century Companies Inc	N/A	—	28,313	-28,313	-100%	$223.4K	—	—	—
XTX Topco Ltd	N/A	—	20,732	-20,732	-100%	$163.6K	—	—	—
Goldman Sachs Group Inc	N/A	—	15,229	-15,229	-100%	$120.2K	—	—	—
Northern Trust Corp	N/A	—	14,765	-14,765	-100%	$116.5K	—	—	—
Invesco Ltd.	N/A	—	12,974	-12,974	-100%	$102.4K	—	—	—
Morgan Stanley	N/A	—	12,138	-12,138	-100%	$95.8K	—	—	—
Citadel Advisors LLC	N/A	—	10,504	-10,504	-100%	$82.9K	—	—	—
Group One Trading LLC	N/A	—	3,714	-3,714	-100%	$29.3K	—	—	—
JPMorgan Chase & Co	N/A	—	3,636	-3,636	-100%	$28.3K	—	—	—
Vanguard Global Advisers, LLC	N/A	—	1,975	-1,975	-100%	$15.6K	—	—	—
FMR LLC	N/A	—	1,528	-1,528	-100%	$12.1K	—	—	—
UBS Group AG	N/A	—	484	-484	-100%	$3.8K	—	—	—
Tower Research Capital LLC (TRC)	N/A	—	316	-316	-100%	$2.5K	—	—	—
BNP Paribas Financial Markets	N/A	—	211	-211	-100%	$1.7K	—	—	—
Continuum Advisory, LLC	N/A	—	47	-47	-100%	$371	—	—	—
Royal Bank of Canada	N/A	—	11	-11	-100%	$0	—	—	—
Wells Fargo & Company	N/A	—	10	-10	-100%	$79	—	—	—
Osaic Holdings, Inc.	N/A	—	8	-8	-100%	$63	—	—	—
Whittier Trust Co of Nevada Inc	N/A	—	1	-1	-100%	$8	—	—	—

Showing 38 of 38 institutions