AI Holders Summary · Q1 2026

86 institutions reported STTK in Q1 2026. T. Rowe Price Investment Management, Inc. leads at 20.2% of the visible book.

Top holders

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

Hide index funds / market makers / custodians(4 on this page)

#HolderValueShares% port.Quarter

T. Rowe Price Investment Management, Inc.

CIK 0001897612

$63M9.9M0.04%Q1 2026 02

ORBIMED ADVISORS LLC

CIK 0001055951

$41M6.3M0.81%Q1 2026 03

Redmile Group, LLC

CIK 0001425738

$36M5.5M2.36%Q1 2026 04

Prosight Management, LP

CIK 0001617201

$32M5.0M5.28%Q1 2026 05

ADAGE CAPITAL PARTNERS GP, L.L.C.

CIK 0001165408

$30M4.6M0.05%Q1 2026 06

NEXTBio Capital Management LP

CIK 0002038158

$20M3.1M9.40%Q1 2026 07

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$15M2.3M0.00%Q1 2026 08

PRICE T ROWE ASSOCIATES INC /MD/

CIK 0000080255

$11M1.8M0.00%Q1 2026 09

CLARK ESTATES INC/NY

CIK 0001056466

$9M1.5M2.28%Q1 2026 10

PINNACLE ASSOCIATES LTD

CIK 0000743127

$9M1.4M0.11%Q1 2026 11

Aberdeen Group plc

CIK 0001716774

$7M1.2M0.01%Q1 2026 12

Point72 Asset Management, L.P.

CIK 0001603466

$7M1.0M0.01%Q1 2026 13

AMERIPRISE FINANCIAL INC

CIK 0000820027

$6M906K0.00%Q1 2026 14

683 Capital Management, LLC

CIK 0001404574

$5M1.4M0.22%Q4 2025 15

MILLENNIUM MANAGEMENT LLC

CIK 0001273087

$5M764K0.00%Q1 2026 16

SUSQUEHANNA INTERNATIONAL GROUP, LLP

CIK 0001446194· Market maker

$5M716K0.00%Q1 2026 17

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$4M646K0.00%Q1 2026 18

RENAISSANCE TECHNOLOGIES LLC

CIK 0001037389

$4M605K0.01%Q1 2026 19

BlackRock, Inc.

CIK 0002012383

$3M511K0.00%Q1 2026 20

JANE STREET GROUP, LLC

CIK 0001595888· Market maker

$3M416K0.00%Q1 2026

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