AI Holders Summary · Q4 2025

55 institutions reported SERA in Q4 2025. BAKER BROS. ADVISORS LP leads at 37.0% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

Hide index funds / market makers / custodians(5 on this page)

#HolderValueShares% port.Quarter

BAKER BROS. ADVISORS LP

CIK 0001263508

$16M5.5M0.10%Q4 2025 02

Whetstone Capital Advisors, LLC

CIK 0001607278

$10M3.5M3.33%Q4 2025 03

Aberdeen Group plc

CIK 0001716774

$5M2.6M0.01%Q1 2026 04

Vivo Capital, LLC

CIK 0001674712

$3M1.7M0.28%Q1 2026 05

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$2M1.2M0.00%Q1 2026 06

CITADEL ADVISORS LLC

CIK 0001423053

$2M708K0.00%Q4 2025 07

CAPTRUST FINANCIAL ADVISORS

CIK 0001512024

$1M537K0.00%Q1 2026 08

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$739K364K0.00%Q1 2026 09

AWM Investment Company, Inc.

CIK 0001535264

$421K207K0.05%Q1 2026 10

BlackRock, Inc.

CIK 0002012383

$398K196K0.00%Q1 2026 11

VANGUARD FIDUCIARY TRUST CO

CIK 0000933478· Index

$344K170K0.00%Q1 2026 12

STATE STREET CORP

CIK 0000093751

$253K125K0.00%Q1 2026 13

MORGAN STANLEY

CIK 0000895421

$213K105K0.00%Q1 2026 14

GSA CAPITAL PARTNERS LLP

CIK 0001362033

$213K105K0.01%Q1 2026 15

NORTHERN TRUST CORP

CIK 0000073124· Index

$196K97K0.00%Q1 2026 16

MILLENNIUM MANAGEMENT LLC

CIK 0001273087

$186K92K0.00%Q1 2026 17

Perigon Wealth Management, LLC

CIK 0001575239

$148K73K0.00%Q1 2026 18

Bank of New York Mellon Corp

CIK 0001390777

$124K61K0.00%Q1 2026 19

Requisite Capital Management, LLC

CIK 0001730573

$113K56K0.02%Q1 2026 20

JANE STREET GROUP, LLC

CIK 0001595888· Market maker

$109K54K0.00%Q1 2026

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