Ameren Corporation
AEE · US
Ameren Corporation is held by 3 of the 24 tracked investors in their latest 13F filings. The largest position is National Pension Service (Korea)'s at $44.5M, 0.03% of that portfolio. Versus the prior quarter, 1 added, 1 trimmed and 0 bought new.
Big investors holding this stock
Latest 13F of the 24 tracked investors. Common shares only.
| Investor | Value ($) | vs prior quarter |
|---|---|---|
| National Pension Service (Korea) weight 0.03% · Q2 2026 |
44.5M | – |
| Korea Investment Corporation weight 0.03% · Q2 2026 |
18.0M | ▼ 54% |
| Bridgewater Associates weight 0.07% · Q2 2026 |
16.0M | ▲ 173% |
Questions
Which big investors own Ameren Corporation?
National Pension Service (Korea) ($44.5M), Korea Investment Corporation ($18.0M), Bridgewater Associates ($16.0M), per their latest 13F filings.
Does Warren Buffett own Ameren Corporation?
Berkshire Hathaway did not report it in its latest 13F.
Does Korea's National Pension Service own Ameren Corporation?
Yes, $44.5M as of 2026-06-30 (0.03% of its US holdings).
Restated and computed from SEC (13F, 13D/G, Form 4) and DART filings and NPS public data. Filings describe a past date and may differ from current holdings (13F: quarter end, up to 45 days later). Not investment advice.
Sources: SEC EDGAR, DART, data.go.kr (NPS), OpenFIGI. See Methodology for how figures are computed.