ASTH · NASDAQ · Medical - Care Facilities

Astrana Health (ASTH)

Connects risk-bearing physician networks, care delivery, and operating technology for value-based healthcare.

$35.11
After hours0.00 (0.00%)
At close$35.11(+4.65%)

13F · 13D/G · Form 4

Insiders34.29%17.00M shares
13 holders · as of Sep 17, 2026
Strategic holders24.94%12.37M shares
2 holders · as of Apr 17, 2025
Other40.77%20.22M shares
remainder

49.58M company shares as of Aug 23, 2026 · holders as of their latest filing

Two share counts disagree (55.72M in the company's Sep 22, 2026 report, 49.58M elsewhere); stakes use the report.

13F · 13D/G · Form 4

HolderStakeSharesDate
Thomas S. LamInsiderdirector
15.59%7.73Mfiled Apr 8, 2026
Kenneth T. SimInsiderdirector, officer: Executive Chairman
14.96%7.42Mfiled Apr 8, 2026
BlackRock, Inc.Strategic
12.57%6.23Mfiled Apr 17, 2025
ALLIED PHYSICIANS OF CALIFORNIA, A PROFESSIONAL MEDICAL Corp1,2Strategic10 percent owner
12.37%6.13Mfiled Feb 18, 2025
Vanguard Portfolio ManagementInstitution
5.34%2.65Mfiled Jul 31, 2026
Brandon SimInsiderofficer: CEO and President
2.50%1.24Mfiled Sep 9, 2026
Dinesh M. KumarInsiderofficer: Chief Medical Officer
0.36%177,655filed Apr 3, 2026
Chandan BashoInsiderofficer: COO and CFO
0.32%157,820filed Sep 8, 2026
Linda DongInsiderdirector
0.20%97,133filed Jun 12, 2026
Matthew MazdyasniInsiderdirector
0.08%39,288filed Jun 12, 2026
David SchmidtInsiderdirector
0.07%36,019filed Aug 18, 2026
John ChiangInsiderdirector
0.07%35,373filed Jun 12, 2026
Mitchell W. KitayamaInsiderdirector
0.05%24,337filed Sep 1, 2026
John VongInsiderofficer: SVP - Accounting (PAO)
0.05%22,330filed Sep 17, 2026
Weili DaiInsiderdirector
0.04%18,188filed Jun 12, 2026
Glenn SobotkaInsiderother: Former Officer
0.00%2,246filed Aug 11, 2026
  1. ALLIED PHYSICIANS OF CALIFORNIA, A PROFESSIONAL MEDICAL Corp's transaction reports restate only vehicles that traded; the 2025 ownership statement (6.13M) is used instead.
  2. ALLIED PHYSICIANS OF CALIFORNIA, A PROFESSIONAL MEDICAL Corp reports a block also reported by BlackRock, Inc.; it is counted once, under BlackRock, Inc.

13F

No 13F holders on record.

13D/G · 5% or more, as filed

Holder% of classSharesFormFiled
BlackRock, Inc.12.40%6.23M13GApr 17, 2025
Allied Physicians of California, a Professional Medical Corporation11.00%6.13M13DFeb 18, 2025
Vanguard Portfolio Management5.34%2.65M13GJul 31, 2026

Form 4

Latest trades

No open-market trades in the last 12 months.

House and Senate disclosures

Not reported.