Stock Ownership/TEM

Tempus Ai Inc (TEM): Ownership & Insider Activity

Hedge funds and institutional managers reporting a position in TEM · Health Care. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.

Reported Holders
17
13F filers
Aggregate Value
$700.8M
Across holders
Last Price
$66.17
2026-08-24
Sector
Health Care
GICS
Quarterly fund activity10 increased6 reduced3 exited
Full exits: Verition Fund Management LLC, TUDOR INVESTMENT CORP ET AL, SHAW D E & CO INC
Institutional Holders of TEM
↗
17 holders
Manager⇅Type⇅Shares⇅Market Value▼% of Total⇅% of Portfolio⇅Action⇅QoQ Change⇅Quarter⇅
BAILLIE GIFFORD & CO
CIK 0001088875
Institutional Manager8.19M$474.5M67.7%0.4%Reduced$-761.0MQ2 2026
CITADEL ADVISORS LLC
CIK 0001423053
Hedge Fund2.51M$145.5M20.8%0.0%Added$-75.5MQ2 2026
VOLORIDGE INVESTMENT MANAGEMENT, LLC
CIK 0001556921
Hedge Fund309K$17.9M2.6%0.1%Reduced$-50.0MQ2 2026
MARSHALL WACE, LLP
CIK 0001318757
Hedge Fund207K$12.0M1.7%0.0%Reduced$-11.3MQ2 2026
ARES MANAGEMENT LLC
CIK 0001259313
Hedge Fund164K$9.5M1.4%0.4%Unchanged+$0Q2 2026
ExodusPoint Capital Management, LP
CIK 0001736225
Hedge Fund147K$8.5M1.2%0.1%Added—Q2 2026
MILLENNIUM MANAGEMENT LLC
CIK 0001273087
Hedge Fund146K$8.5M1.2%0.0%Added+$7.4MQ2 2026
AQR CAPITAL MANAGEMENT LLC
CIK 0001167557
Hedge Fund70K$4.0M0.6%0.0%Added—Q2 2026
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
Hedge Fund64K$3.7M0.5%0.0%Reduced$-42.6MQ2 2026
Schonfeld Strategic Advisors LLC
CIK 0001665241
Hedge Fund61K$3.5M0.5%0.0%Added—Q2 2026
BAILLIE GIFFORD & COReduced
Institutional Manager
$474.5M· 67.7% of total· 0.4% port· 8.19M sh· $-761.0M QoQ· Q2 2026
CITADEL ADVISORS LLCAdded
Hedge Fund
$145.5M· 20.8% of total· 0.0% port· 2.51M sh· $-75.5M QoQ· Q2 2026
VOLORIDGE INVESTMENT MANAGEMENT, LLCReduced
Hedge Fund
$17.9M· 2.6% of total· 0.1% port· 309K sh· $-50.0M QoQ· Q2 2026
MARSHALL WACE, LLPReduced
Hedge Fund
$12.0M· 1.7% of total· 0.0% port· 207K sh· $-11.3M QoQ· Q2 2026
ARES MANAGEMENT LLCUnchanged
Hedge Fund
$9.5M· 1.4% of total· 0.4% port· 164K sh· +$0 QoQ· Q2 2026
ExodusPoint Capital Management, LPAdded
Hedge Fund
$8.5M· 1.2% of total· 0.1% port· 147K sh· — QoQ· Q2 2026
MILLENNIUM MANAGEMENT LLCAdded
Hedge Fund
$8.5M· 1.2% of total· 0.0% port· 146K sh· +$7.4M QoQ· Q2 2026
AQR CAPITAL MANAGEMENT LLCAdded
Hedge Fund
$4.0M· 0.6% of total· 0.0% port· 70K sh· — QoQ· Q2 2026
TWO SIGMA INVESTMENTS, LPReduced
Hedge Fund
$3.7M· 0.5% of total· 0.0% port· 64K sh· $-42.6M QoQ· Q2 2026
Schonfeld Strategic Advisors LLCAdded
Hedge Fund
$3.5M· 0.5% of total· 0.0% port· 61K sh· — QoQ· Q2 2026
Walleye Capital LLCReduced
Hedge Fund
$2.9M· 0.4% of total· 0.0% port· 50K sh· $-1.9M QoQ· Q2 2026
Gotham Asset Management, LLCAdded
Hedge Fund
$2.8M· 0.4% of total· 0.0% port· 48K sh· +$2.3M QoQ· Q2 2026
Brevan Howard Capital Management LPReduced
Hedge Fund
$2.4M· 0.3% of total· 0.0% port· 42K sh· $-1.1M QoQ· Q2 2026
FRED ALGER MANAGEMENT, LLCAdded
Hedge Fund
$2.2M· 0.3% of total· 0.0% port· 38K sh· +$361K QoQ· Q2 2026
Squarepoint Ops LLCAdded
Hedge Fund
$1.2M· 0.2% of total· 0.0% port· 21K sh· $-4.8M QoQ· Q2 2026
Rockefeller Capital Management L.P.Added
Hedge Fund
$1.2M· 0.2% of total· 0.0% port· 20K sh· $-253K QoQ· Q2 2026
Lighthouse Investment Partners, LLCAdded
Hedge Fund
$435K· 0.1% of total· 0.0% port· 8K sh· +$87K QoQ· Q2 2026
1–10 of 17
1 / 2
Loading recent insider activity…
← Stock ownership