Tempus AI, Inc. (TEM) Insider Trading

Over the last 3 months, TEM insiders made 0 open-market buys and 86 sales, a net sale of -$58.0M (SEC Form 4). Over the last 6 months, 340 institutions increased and 246 reduced their position (13F).

Insider Activity

Sentiment
0/100
Buys (3m)
0
Sells (3m)
86
Net (3m)
-$58.0M
Insider trades by month Buys Sells
Mar
Apr
May
Jun
Jul
Aug
Context3-month price +29.1%Institutions accumulating (13F)
DateInsiderTypeSharesPrice
Aug 27, 2026LEFKOFSKY ERIC Pdirector, 10 percent owner, officer: CEO and ChairmanSell660$64.03
Aug 27, 2026LEFKOFSKY ERIC Pdirector, 10 percent owner, officer: CEO and ChairmanSell1,668$69.83
Aug 27, 2026LEFKOFSKY ERIC Pdirector, 10 percent owner, officer: CEO and ChairmanSell2,887$68.96
Aug 27, 2026LEFKOFSKY ERIC Pdirector, 10 percent owner, officer: CEO and ChairmanSell3,649$67.01
Aug 27, 2026LEFKOFSKY ERIC Pdirector, 10 percent owner, officer: CEO and ChairmanSell1,365$68.13
Aug 27, 2026LEFKOFSKY ERIC Pdirector, 10 percent owner, officer: CEO and ChairmanSell578$67.01
Aug 27, 2026LEFKOFSKY ERIC Pdirector, 10 percent owner, officer: CEO and ChairmanSell515$65.98
Aug 27, 2026LEFKOFSKY ERIC Pdirector, 10 percent owner, officer: CEO and ChairmanSell284$64.70
Aug 27, 2026LEFKOFSKY ERIC Pdirector, 10 percent owner, officer: CEO and ChairmanSell11,167$69.83
Aug 27, 2026LEFKOFSKY ERIC Pdirector, 10 percent owner, officer: CEO and ChairmanSell681$70.58
Aug 27, 2026LEFKOFSKY ERIC Pdirector, 10 percent owner, officer: CEO and ChairmanSell760$64.03
Aug 27, 2026LEFKOFSKY ERIC Pdirector, 10 percent owner, officer: CEO and ChairmanSell2,168$64.70
Aug 27, 2026LEFKOFSKY ERIC Pdirector, 10 percent owner, officer: CEO and ChairmanSell3,944$65.98
Aug 27, 2026LEFKOFSKY ERIC Pdirector, 10 percent owner, officer: CEO and ChairmanSell4,218$67.01
Aug 27, 2026LEFKOFSKY ERIC Pdirector, 10 percent owner, officer: CEO and ChairmanSell101$64.03
Aug 27, 2026LEFKOFSKY ERIC Pdirector, 10 percent owner, officer: CEO and ChairmanSell1,837$70.58
Aug 27, 2026LEFKOFSKY ERIC Pdirector, 10 percent owner, officer: CEO and ChairmanSell30,139$69.83
Aug 27, 2026LEFKOFSKY ERIC Pdirector, 10 percent owner, officer: CEO and ChairmanSell52,784$68.97
Aug 27, 2026LEFKOFSKY ERIC Pdirector, 10 percent owner, officer: CEO and ChairmanSell24,161$68.13
Aug 27, 2026LEFKOFSKY ERIC Pdirector, 10 percent owner, officer: CEO and ChairmanSell9,935$67.01
Aug 27, 2026LEFKOFSKY ERIC Pdirector, 10 percent owner, officer: CEO and ChairmanSell9,262$65.98
Aug 27, 2026LEFKOFSKY ERIC Pdirector, 10 percent owner, officer: CEO and ChairmanSell5,093$64.70
Aug 27, 2026LEFKOFSKY ERIC Pdirector, 10 percent owner, officer: CEO and ChairmanSell1,789$64.03
Aug 27, 2026LEFKOFSKY ERIC Pdirector, 10 percent owner, officer: CEO and ChairmanSell782$70.58
Aug 27, 2026LEFKOFSKY ERIC Pdirector, 10 percent owner, officer: CEO and ChairmanSell12,851$69.83
Aug 27, 2026LEFKOFSKY ERIC Pdirector, 10 percent owner, officer: CEO and ChairmanSell22,495$68.97
Aug 27, 2026LEFKOFSKY ERIC Pdirector, 10 percent owner, officer: CEO and ChairmanSell1,883$64.70
Aug 27, 2026LEFKOFSKY ERIC Pdirector, 10 percent owner, officer: CEO and ChairmanSell102$70.58
Aug 27, 2026LEFKOFSKY ERIC Pdirector, 10 percent owner, officer: CEO and ChairmanSell10,282$68.13
Aug 27, 2026LEFKOFSKY ERIC Pdirector, 10 percent owner, officer: CEO and ChairmanSell8,926$68.13

Source: TEM SEC Form 4 filings, latest Aug 27, 2026. For informational purposes only — not investment advice.

Institutional activity (13F)

How institutions changed their TEM positions over the last 6 months (SEC Form 13F).

Increased
340
New positions
210
Reduced
246
Sold out
55
Largest moves
InstitutionActionSharesFiled
ARK Investment Management LLCIncreased10.0MAug 14, 2026
ARK INVESTMENT MANAGEMENT LLCIncreased9.6MMay 12, 2026
BLACKROCK, INC.Increased9.0MMay 13, 2026
JANE STREET GROUP, LLCIncreased9.0MAug 14, 2026
SUSQUEHANNA INTERNATIONAL GROUP, LLPIncreased8.7MAug 14, 2026
BAILLIE GIFFORD & COReduced8.6MMay 8, 2026
BlackRock, Inc.Reduced8.3MAug 7, 2026
BAILLIE GIFFORD & COReduced8.2MAug 6, 2026
SUSQUEHANNA INTERNATIONAL GROUP, LLPReduced6.9MMay 15, 2026
CATALYTIC WEALTH RIA, LLCReduced6.6MMay 14, 2026
SOFTBANK GROUP CORP.Unchanged5.4MAug 14, 2026
SOFTBANK GROUP CORP.Unchanged5.4MMay 15, 2026
JANE STREET GROUP, LLCReduced5.3MMay 12, 2026
CITADEL ADVISORS LLCIncreased5.1MAug 14, 2026
JPMORGAN CHASE & COIncreased5.0MAug 12, 2026

Source: SEC Form 13F filings. For informational purposes only — not investment advice.