TEM
Tempus AI, Inc.
NASDAQ · Healthcare · Medical - Healthcare Information Services · US
$64.34
−0.59%0
Insider buys (3m)
101
Insider sells (3m)
-$84.5M
Net value (3m)
+34.0%
Price return (3m)
Form 4 filings
| Date | Insider | Activity | Shares | Price |
|---|---|---|---|---|
| Sep 29, 2026 | Schoenherr Thomas Edward · officer: CEO, Diagnostics | Sale | 10,281 | $85 |
| Sep 24, 2026 | LEFKOFSKY ERIC P · director, 10 percent owner, officer: CEO and Chairman | Sale | 160 | $79 |
| Sep 24, 2026 | LEFKOFSKY ERIC P · director, 10 percent owner, officer: CEO and Chairman | Sale | 7,394 | $77 |
| Sep 24, 2026 | LEFKOFSKY ERIC P · director, 10 percent owner, officer: CEO and Chairman | Sale | 33,770 | $77 |
| Sep 24, 2026 | LEFKOFSKY ERIC P · director, 10 percent owner, officer: CEO and Chairman | Sale | 16,152 | $78 |
| Sep 24, 2026 | LEFKOFSKY ERIC P · director, 10 percent owner, officer: CEO and Chairman | Sale | 184 | $79 |
| Sep 24, 2026 | LEFKOFSKY ERIC P · director, 10 percent owner, officer: CEO and Chairman | Sale | 17,359 | $77 |
| Sep 24, 2026 | LEFKOFSKY ERIC P · director, 10 percent owner, officer: CEO and Chairman | Sale | 79,259 | $77 |
| Sep 24, 2026 | LEFKOFSKY ERIC P · director, 10 percent owner, officer: CEO and Chairman | Sale | 37,950 | $78 |
| Sep 24, 2026 | LEFKOFSKY ERIC P · director, 10 percent owner, officer: CEO and Chairman | Sale | 432 | $79 |
| Sep 24, 2026 | LEFKOFSKY ERIC P · director, 10 percent owner, officer: CEO and Chairman | Sale | 965 | $77 |
| Sep 24, 2026 | LEFKOFSKY ERIC P · director, 10 percent owner, officer: CEO and Chairman | Sale | 4,420 | $77 |
| Sep 24, 2026 | LEFKOFSKY ERIC P · director, 10 percent owner, officer: CEO and Chairman | Sale | 2,091 | $78 |
| Sep 24, 2026 | LEFKOFSKY ERIC P · director, 10 percent owner, officer: CEO and Chairman | Sale | 24 | $79 |
| Sep 24, 2026 | LEFKOFSKY ERIC P · director, 10 percent owner, officer: CEO and Chairman | Sale | 6,431 | $77 |
| Sep 24, 2026 | LEFKOFSKY ERIC P · director, 10 percent owner, officer: CEO and Chairman | Sale | 29,367 | $77 |
| Sep 24, 2026 | LEFKOFSKY ERIC P · director, 10 percent owner, officer: CEO and Chairman | Sale | 14,042 | $78 |
| Sep 18, 2026 | Fukushima Ryan · officer: CEO, Data | Sale | 700 | $70 |
| Sep 18, 2026 | LEFKOFSKY ERIC P · director, 10 percent owner, officer: CEO and Chairman | Sale | 4,942 | $81 |
| Sep 18, 2026 | LEFKOFSKY ERIC P · director, 10 percent owner, officer: CEO and Chairman | Sale | 123,391 | $81 |
| Sep 18, 2026 | LEFKOFSKY ERIC P · director, 10 percent owner, officer: CEO and Chairman | Sale | 11,609 | $81 |
| Sep 18, 2026 | LEFKOFSKY ERIC P · director, 10 percent owner, officer: CEO and Chairman | Sale | 6,855 | $81 |
| Sep 18, 2026 | LEFKOFSKY ERIC P · director, 10 percent owner, officer: CEO and Chairman | Sale | 645 | $81 |
| Sep 18, 2026 | Bartolucci Ryan M · officer: Chief Accounting Officer | Sale | 7,062 | $75 |
| Sep 18, 2026 | Polovin Andrew · officer: EVP, Chief Legal Officer | Sale | 2,951 | $75 |
| Sep 18, 2026 | LEFKOFSKY ERIC P · director, 10 percent owner, officer: CEO and Chairman | Sale | 52,558 | $81 |
| Sep 3, 2026 | Fukushima Ryan · officer: CEO, Data | Sale | 13,046 | $62 |
| Sep 3, 2026 | Fukushima Ryan · officer: CEO, Data | Sale | 10,900 | $63 |
| Sep 3, 2026 | Fukushima Ryan · officer: CEO, Data | Sale | 5,900 | $64 |
| Sep 3, 2026 | Fukushima Ryan · officer: CEO, Data | Sale | 1,000 | $65 |
Institutional positioning
13F filings over the trailing two quarters
New 212Increased 340Reduced 251Sold out 54
| Filer | Action | Shares | Filed |
|---|---|---|---|
| ARK Investment Management LLC | Increased | 10,022,634 | Aug 14, 2026 |
| ARK INVESTMENT MANAGEMENT LLC | Increased | 9,607,745 | May 12, 2026 |
| BLACKROCK, INC. | Increased | 8,968,330 | May 13, 2026 |
| JANE STREET GROUP, LLC | Increased | 8,954,247 | Aug 14, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Increased | 8,698,556 | Aug 14, 2026 |
| BAILLIE GIFFORD & CO | Reduced | 8,649,356 | May 8, 2026 |
| BlackRock, Inc. | Reduced | 8,291,053 | Aug 7, 2026 |
| BAILLIE GIFFORD & CO | Reduced | 8,190,133 | Aug 6, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Reduced | 6,872,288 | May 15, 2026 |
| CATALYTIC WEALTH RIA, LLC | Reduced | 6,611,211 | May 14, 2026 |
| SOFTBANK GROUP CORP. | Unchanged | 5,405,406 | May 15, 2026 |
| SOFTBANK GROUP CORP. | Unchanged | 5,405,406 | Aug 14, 2026 |
| JANE STREET GROUP, LLC | Reduced | 5,328,354 | May 12, 2026 |
| CITADEL ADVISORS LLC | Increased | 5,071,201 | Sep 2, 2026 |
| JPMORGAN CHASE & CO | Increased | 4,989,062 | Aug 12, 2026 |
Insider activity from SEC Form 4; institutional positioning from 13F filings · Latest filing Sep 29, 2026