MORGAN STANLEY

Position in MCRB — Seres Therapeutics, Inc.

CIK 895421 NEW YORK, NY

Back to MCRB Full portfolio

Position in MCRB

as of Jun 30, 2026 · filed Aug 13, 2026 Compact

Position Value

$95,767

-$96,711 QoQ

Shares Held

12,138

-44.1% QoQ

Ownership

0.122%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

#17

of 36 holders

Holding Since

Mar 2020

26 quarters on record

Voting authority Sole 2% Shared 0% None 98%

Common Shares in MCRB Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

MORGAN STANLEY holds $16,717,847,277 across 523 Biotechnology names. MCRB ranks #352 (0.0% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	RPRX	Royalty Pharma plc	42,931,597	$2,407,174,637
2	VRTX	Vertex Pharmaceuticals Inc / Ma	3,242,139	$1,610,467,694
3	ROIV	Roivant Sciences Ltd.	42,592,905	$1,507,362,901
4	REGN	Regeneron Pharmaceuticals, Inc.	1,397,712	$871,529,332
5	MRNA	Moderna, Inc.	9,538,094	$667,952,718
6	ARGX	Argenx SE	643,123	$596,670,219
7	TECH	BIO-TECHNE Corp	6,374,717	$450,373,747
8	INCY	Incyte Corp	2,948,364	$334,226,536

All Filings in MCRB

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26 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$95,767	12,138	-44.1%	Shares	Defined	2026-08-13
2026-03-31	$192,478	21,700	-13.6%	Shares	Defined	2026-05-15
2025-12-31	$373,874	25,126	+37.0%	Shares	Defined	2026-05-27
2025-09-30	$352,745	18,334	+133.9%	Shares	Defined	2026-05-27
2025-06-30	$87,078	7,838	-94.8%	Shares	Defined	2025-08-15
2025-03-31	$104,722	149,604	-92.6%	Shares	Defined	2025-05-15
2024-12-31	$1,673,010	2,013,251	+150.9%	Shares	Defined	2025-05-15
2024-09-30	$758,997	802,325	+369.0%	Shares	Defined	2025-05-14
2024-06-30	$123,861	171,086	-64.2%	Shares	Defined	2025-05-14
2024-03-31	$369,677	477,625	-46.1%	Shares	Defined	2024-10-17
2023-12-31	$1,239,467	885,336	+139.7%	Shares	Defined	2024-08-16
2023-09-30	$879,164	369,398	-19.9%	Shares	Defined	2023-11-15
2023-06-30	$2,209,000	461,170	+137.5%	Shares	Defined	2023-08-14
2023-03-31	$1,101,201	194,216	-11.3%	Shares	Defined	2023-05-15
2022-12-31	$1,225,960	218,922	+83.4%	Shares	Defined	2023-02-14
2022-09-30	$766,383	119,375	-46.9%	Shares	Defined	2022-11-14
2022-06-30	$770,497	224,636	-62.3%	Shares	Defined	2022-10-27
2022-03-31	$4,240,107	595,521	+9.3%	Shares	Defined	2022-10-27
2021-12-31	$4,537,490	544,717	-20.1%	Shares	Defined	2022-02-14
2021-09-30	$4,742,785	681,435	+8.5%	Shares	Defined	2021-11-15
2021-06-30	$14,974,243	627,851	+77.5%	Shares	Defined	2021-08-23
2021-03-31	$7,283,873	353,758	+134.1%	Shares	Defined	2021-05-17
2020-12-31	$3,701,753	151,092	+54.9%	Shares	Defined	2021-02-16
2020-09-30	$2,761,555	97,547	-3.3%	Shares	Defined	2020-11-13
2020-06-30	$480,102	100,862	+3.5%	Shares	Defined	2020-08-14
2020-03-31	$348,063	97,497	—	Shares	Defined	2020-05-26
No filing history on record for this holder in this stock.