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Amer Sh Hosp Ser (AMS)
NYSE
$1.10-$0.08 (-6.78%)
Price as of Nov 12, 2026 8:46 AM EST- $7.8MMarket Cap
- -43.27%1-Year Change
- Medical Care FacilitiesIndustry
Amer Sh Hosp Ser (AMS)
$1.10-$0.08 (-6.78%)
Top Holders
Institutional
Mutual Funds
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
BRIDGEWAY CAPITAL MANAGEMENT INC | 3.91% | 259,767 | 0 (0.00%) | Dec 31, 2021 |
VANGUARD GROUP INC | 2.72% | 181,143 | 0 (0.00%) | Dec 31, 2025 |
N/A | 2.31% | 153,737 | +153,737 (+100.00%) | Mar 31, 2026 |
DIMENSIONAL FUND ADVISORS LP | 1.53% | 102,004 | -136 (-0.13%) | Sep 30, 2026 |
LPL FINANCIAL LLC | 1.22% | 81,386 | 0 (0.00%) | Sep 30, 2026 |
RENAISSANCE TECHNOLOGIES LLC | 0.87% | 57,695 | +8,495 (+14.72%) | Jun 30, 2026 |
VANGUARD CAPITAL MANAGEMENT LLC | 0.84% | 55,662 | -98,075 (-176.20%) | Jun 30, 2026 |
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
DFA INVESTMENT DIMENSIONS GROUP INC | 1.38% | 92,075 | -77,740 (-84.43%) | Jul 31, 2026 |
VANGUARD INDEX FUNDS | 0.84% | 55,662 | -98,075 (-176.20%) | Jun 30, 2026 |
FIDELITY CONCORD STREET TRUST | 0.38% | 25,267 | -113 (-0.45%) | Aug 31, 2026 |
BRIDGEWAY FUNDS INC | 0.26% | 17,200 | -61,696 (-358.70%) | Jun 30, 2026 |
Current Ownership Distribution
- Mutual Funds38.9M (65.56%)
- Institutions18.3M (30.83%)
- Insiders2.1M (3.62%)
- Other0 (0.00%)
Insider Transactions
- 3.62% (2.1M)Current InsiderOwnership (%, shares)
- 1Number of InsiderBuying (last 12 months)
- $0.00Amount of InsiderBuying (last 12 months)
- 0Number of InsiderSelling (last 12 months)
- $0.00Amount of InsiderSelling (last 12 months)
Insider Name & Title | Type | Date
| Transaction Value | Shares | Share Price | Shares After Transactions |
|---|---|---|---|---|---|---|
Stachowiak Raymond C Executive Chairman | Award | Jul 22, 2026 | $0.00 | 220,000 | $0.00 | 220,000 |
Stachowiak Raymond C Executive Chairman | Buy | Jun 22, 2026 | $1.3M | 586,468 | $2.28 | 586,468 |
Stachowiak Raymond C Executive Chairman | Award | Jun 26, 2025 | $0.00 | 110,000 | $0.00 | 664,678 |
Tagawa Craig Kenji President | Award | Apr 30, 2025 | $0.00 | 5,613 | $0.00 | 35,501 |
Frech Raymond Scott Chief Financial Officer | Award | Dec 19, 2024 | $0.00 | 50,000 | $0.00 | 50,000 |