Stefan K.L. Oh
CIK 1518484 · Chief Investment Officer · last filed 2026-04-08
Stefan K.L. Oh is a Chief Investment Officer who has filed 100 SEC Form 4 insider transactions across 1 company since 2024. The most recent filing, for AHR, was dated Apr 8, 2026. Across all open-market trades the lifetime net is −$139.3K, making them a net seller over the disclosed history. Current disclosed insider exposure totals $4.5M across reported positions.
"Disclosed insider exposure" sums this person's most-recently-reported share counts across each company they're an insider in, multiplied by the current underlying price. It is not net worth — it misses retail holdings, private investments, real estate, index funds, and any company where the person isn't an SEC-reporting insider. For informational purposes only.
$4.54M
1
100
-$139.3K
Holdings By Company
| Symbol | Role | Shares | Price | Disclosed Exposure | Lifetime OM Net | Filings | Latest Filed |
|---|---|---|---|---|---|---|---|
| AHR | Chief Investment Officer | 96,994 | $46.81 | $4.54M | -$139.3K | 15 | 2026-04-08 |
Recent Filings
100 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2026-04-08 | AHR | Mixed | +1,564 | -$78.0K | EDGAR |
| 2026-03-27 | AHR | Mixed | +6,992 | -$349.6K | EDGAR |
| 2026-03-16 | AHR | Mixed | +2,933 | -$181.5K | EDGAR |
| 2026-02-11 | AHR | Tax (F) | −10,166 | -$495.8K | EDGAR |
| 2025-07-02 | AHR | Sell (S) | −3,860 | -$139.3K | EDGAR |
| 2025-04-07 | AHR | Mixed | +1,567 | -$49.8K | EDGAR |
| 2025-03-26 | AHR | Mixed | +4,504 | -$141.5K | EDGAR |
| 2025-03-17 | AHR | Mixed | +937 | -$27.9K | EDGAR |
| 2025-02-12 | AHR | Tax (F) | −6,796 | -$199.1K | EDGAR |
| 2024-10-08 | AHR | Tax (F) | −6,169 | -$154.7K | EDGAR |