Latest Period
Q1 2026
Security Snapshot
Tempus AI, Inc. - Common Stock (TEM) Institutional Ownership
CUSIP: 88023B103
13F Institutional Holders and Ownership History from Q2 2024 to Q1 2026
Institutions Reporting
424
Shares (Excl. Options)
105,275,527
Price
$45.22
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- Security type / class
- Equity / Common Stock
- Symbol
- TEM on Nasdaq
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 105,275,527
- Total 13F value
- $4,747,984,644
- Portfolio coverage rank
- 0.01%
- Share change
- +4,300,395
- Value change
- +$136,948,596
- Number of holders
- 424
- Shares outstanding
- 172,987,120
- SEC-reported price per share
- $51.29
- Insider filing price
- $51.29
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- TEM - Tempus AI, Inc. - Common Stock is tracked under CUSIP 88023B103.
- 424 institutions reported positions in Q1 2026.
- 3 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 454 to 424 between Q4 2025 and Q1 2026.
- SEC-reported value moved from $5,962,178,222 to $4,747,984,644.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 424 institutions filings for Q1 2026.
Security key
88023B103
Latest holder period
Q1 2026
13F holders
424
13D/G owners
3
CIK / CUSIP context first
Open Q1 2026 holders
TEM full holder history
Tempus AI, Inc. SEC filings
Tempus AI, Inc. company facts
Tempus AI, Inc. insider transactions
Tempus AI, Inc. 13D/G history
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 88023B103:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
3
Security
TEM
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| LEFKOFSKY ERIC P | 24% | -7.3% | $2,923,620,275 | -$143,612,055 | 42,767,997 | -4.7% | Eric Paul Lefkofsky | 31 Dec 2025 |
| ARK Investment Management LLC | 5.4% | $506,423,380 | 9,446,435 | ARK Investment Management LLC | 28 Feb 2026 | |||
| BAILLIE GIFFORD & CO | 5% | -13% | $397,697,389 | -$47,961,048 | 8,649,356 | -11% | BAILLIE GIFFORD & CO | 31 Mar 2026 |
As of 31 Mar 2026, 424 institutional investors reported holding 105,275,527 shares of Tempus AI, Inc. - Common Stock (TEM). This represents 61% of the company’s total 172,987,120 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
49%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| ARK Investment Management LLC | 5.6% | 9,607,745 | +27% | 3.4% | $434,462,230 |
| BlackRock, Inc. | 5.2% | 8,968,330 | +19% | 0.01% | $405,547,875 |
| BAILLIE GIFFORD & CO | 5% | 8,649,356 | -1.1% | 0.4% | $391,123,878 |
| GC Wealth Management RIA, LLC | 3.8% | 6,611,211 | -2.2% | 12% | $298,958,961 |
| SOFTBANK GROUP CORP. | 3.1% | 5,405,406 | 0% | 2.1% | $244,432,459 |
| JPMORGAN CHASE & CO | 2.9% | 4,933,193 | +0.47% | 0.01% | $209,019,416 |
| VANGUARD CAPITAL MANAGEMENT LLC | 2.8% | 4,918,122 | 0% | 0.01% | $222,397,477 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 2.7% | 4,679,057 | 0% | 0.01% | $211,586,958 |
| Amova Asset Management Americas, Inc. | 2.5% | 4,326,313 | +23% | 2.8% | $195,549,348 |
| Sumitomo Mitsui Trust Group, Inc. | 2.5% | 4,326,313 | +23% | 0.13% | $195,635,874 |
| UBS Group AG | 1.9% | 3,234,387 | +118% | 0.03% | $146,258,980 |
| FRANKLIN RESOURCES INC | 1.5% | 2,581,644 | +39% | 0.03% | $116,741,923 |
| MORGAN STANLEY | 1.2% | 2,083,435 | +0% | 0.01% | $94,212,954 |
| GEODE CAPITAL MANAGEMENT, LLC | 1.1% | 1,940,207 | +3.7% | 0.01% | $87,758,374 |
| STATE STREET CORP | 0.98% | 1,689,761 | +4.5% | 0% | $76,410,992 |
| Alphabet Inc. | 0.9% | 1,551,102 | 0% | 1.7% | $70,140,832 |
| Lingotto Investment Management LLP | 0.82% | 1,415,766 | +24% | 1.3% | $64,020,939 |
| GOLDMAN SACHS GROUP INC | 0.74% | 1,277,756 | +76% | 0.01% | $57,780,127 |
| VOLORIDGE INVESTMENT MANAGEMENT, LLC | 0.68% | 1,173,402 | -25% | 0.21% | $53,061,238 |
| Clear Street Group Inc. | 0.55% | 955,582 | +32% | 0.24% | $43,211,418 |
| BAMCO INC /NY/ | 0.52% | 899,278 | +153% | 0.12% | $40,665,351 |
| Marex Group plc | 0.47% | 821,327 | +21% | 0.39% | $37,140,407 |
| TWO SIGMA INVESTMENTS, LP | 0.46% | 799,398 | -50% | 0.03% | $36,148,778 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 0.45% | 780,392 | +5% | 0.01% | $35,289,326 |
| Legal & General Group Plc | 0.45% | 771,374 | +38% | 0.01% | $34,874,015 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
8
Latest
Q1 2026
Rows shown
1-8 of 8
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 105,275,527 | $4,747,984,644 | +$136,948,596 | $45.22 | 424 |
| 2025 Q4 | 100,944,125 | $5,962,178,222 | +$530,322,907 | $59.05 | 454 |
| 2025 Q3 | 92,454,668 | $7,463,974,765 | +$723,696,066 | $80.71 | 436 |
| 2025 Q2 | 82,459,145 | $5,239,711,439 | +$1,531,466,643 | $63.54 | 364 |
| 2025 Q1 | 59,102,332 | $2,851,251,078 | +$465,431,040 | $48.24 | 283 |
| 2024 Q4 | 51,697,053 | $1,745,594,200 | +$299,216,180 | $33.76 | 152 |
| 2024 Q3 | 38,502,961 | $2,173,850,858 | +$162,858,748 | $56.60 | 96 |
| 2024 Q2 | 37,173,865 | $1,301,063,362 | +$1,301,063,362 | $35.00 | 80 |