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TNDM

TNDM

Tandem Diabetes Care, Inc.Healthcare

Institutional holders
309
As of Q2 2026
Total 13F value
$1.8B
Sum of disclosed positions
New positions
86
This quarter
Sold positions
50
This quarter

Top holders

Institutions with disclosed positions in this stock

FundValueShares% PortfolioChange
BlackRock, Inc.

Blackrock, Inc.

$210M20.93M0.00%+31.1%
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM

California State Teachers Retirement System

$78.7M1.25M0.01%+211.2%
Sessa Capital IM, L.P.

Sessa Capital Im, L.P.

$77M5.10M1.29%+7.8%
LINDEN ADVISORS LP

Linden Advisors Lp

$71.2M74.79M0.37%+36.5%
VANGUARD PORTFOLIO MANAGEMENT LLC

Vanguard Portfolio Management Llc

$67M4.47M0.00%+7.7%
VANGUARD CAPITAL MANAGEMENT LLC

Vanguard Capital Management Llc

$58.6M4.06M0.00%+1.9%
CITADEL ADVISORS LLC

Citadel Advisors

$55.9M3.75M0.00%New Position
First Light Asset Management, LLC

First Light Asset Management, Llc

$51.1M3.38M3.10%+157.4%
STATE STREET CORP

State Street Corporation

$49M3.34M0.00%+13.9%
BANK OF MONTREAL /CAN/

Bank Of Montreal /Can/

$48.6M42.60M0.01%Unchanged
GW&K Investment Management, LLC

Gw&K Investment Management, Llc

$38.8M2.57M0.28%-4.5%
JENNISON ASSOCIATES LLC

Jennison Associates Llc

$35.2M2.33M0.02%+40.6%
GEODE CAPITAL MANAGEMENT, LLC

Geode Capital Management, Llc

$34.9M2.43M0.00%+8.9%
DRIEHAUS CAPITAL MANAGEMENT LLC

Driehaus Capital Management Llc

$33.6M2.32M0.16%New Position
Paradice Investment Management LLC

Paradice Investment Management Llc

$30.5M2.02M4.87%-0.9%
JACOBS LEVY EQUITY MANAGEMENT, INC

Jacobs Levy Equity Management, Inc

$30.3M2.01M0.11%+31.7%
Freestone Grove Partners LP

Freestone Grove Partners Lp

$28.2M1.87M0.18%+40.2%
GOLDMAN SACHS GROUP INC

Goldman Sachs Group

$27.5M11.68M0.00%+199.8%
Opti Capital Management, LP

Opti Capital Management, Lp

$26.4M27.50M1.61%New Position
BALYASNY ASSET MANAGEMENT L.P.

Balyasny Asset Management Llc

$24.6M25.06M0.03%New Position
MILLENNIUM MANAGEMENT LLC

Millennium Management

$22.5M1.53M0.01%-40.4%
Verition Fund Management LLC

Verition Fund Management Llc

$21.1M1.40M0.05%+553.5%
UBS Group AG

Ubs Group Ag

$20.9M1.44M0.00%-43.7%
Woodline Partners LP

Woodline Partners Lp

$19.7M1.31M0.06%New Position
ArrowMark Colorado Holdings LLC

Arrowmark Colorado Holdings Llc

$19.6M1.30M0.82%-58.1%
Context Capital Management, LLC

Context Capital Management, Llc

$19M20.00M0.37%-48.0%
FMR LLC

Fmr Llc

$18.4M4.77M0.00%+18.1%
Empyrean Capital Partners, LP

Empyrean Capital Partners, Lp

$17.7M18.50M0.58%New Position
D. E. Shaw & Co., Inc.

D.E. Shaw & Co

$17M1.22M0.00%+192.0%
DeepCurrents Investment Group LLC

Deepcurrents Investment Group Llc

$16.9M17.80M0.39%-7.8%
Jump Financial, LLC

Jump Financial, Llc

$16.1M8.89M0.06%New Position
Fort Baker Capital Management LP

Fort Baker Capital Management Lp

$14.4M15.00M1.06%New Position
NORTHERN TRUST CORP

Northern Trust Corp

$13.8M947.3K0.00%+6.7%
ROYCE & ASSOCIATES LP

Royce & Associates Lp

$13.6M900.6K0.11%+29.3%
WELLINGTON MANAGEMENT GROUP LLP

Wellington Management Group Llp

$13.2M871.8K0.00%-16.4%
JANE STREET GROUP, LLC

Jane Street Group, Llc

$12.9M1.05M0.00%Exited
MORGAN STANLEY

Morgan Stanley

$11.3M771.0K0.00%-52.3%
ExodusPoint Capital Management, LP

Exoduspoint Capital Management, Lp

$11.3M760.2K0.07%New Position
CHARLES SCHWAB INVESTMENT MANAGEMENT INC

Charles Schwab Investment Management Inc

$10.8M725.3K0.00%+12.2%
Sixth Street Partners Management Company, L.P.

Sixth Street Partners Management Company, L.P.

$10.8M725.3K0.00%New Position
Point72 Asset Management, L.P.

Point72 Asset Management

$10.3M700.6K0.01%Exited
Qube Research & Technologies Ltd

Qube Research & Technologies Ltd

$10.3M683.8K0.01%+1216.0%
AQR CAPITAL MANAGEMENT LLC

Aqr Capital Management Llc

$10.2M711.7K0.00%+453.7%
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP

Arrowstreet Capital, Limited Partnership

$10.1M667.7K0.00%+245.0%
VANGUARD FIDUCIARY TRUST CO

Vanguard Fiduciary Trust Co

$9.4M655.9K0.00%+4.1%
Soleus Capital Management, L.P.

Soleus Capital Management, L.P.

$8.7M575.0K0.30%-26.6%
TWO SIGMA INVESTMENTS, LP

Two Sigma Investments

$8.4M558.4K0.01%-70.0%
SILVERCREST ASSET MANAGEMENT GROUP LLC

Silvercrest Asset Management Group Llc

$8.4M681.7K0.05%+63.7%
Calamos Advisors LLC

Calamos Advisors Llc

$8.2M8.55M0.03%Unchanged
ALGERT GLOBAL LLC

Algert Global Llc

$7.8M578.1K0.05%+3164.1%

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