Skip to main content
AEP logo

AEP · American Electric Power Co Inc

Track AEP — free
$120.94 -4.76 (-3.79%) At close · Aug 21
Market Cap
$65.80B
Shares
544.10M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 1,979
Total Value: $68,971,268,484
Total Shares: 504,138,714

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 1,979 13F filers · Δ vs Mar 31, 2026
Top Holder
10.1%
Sep 2023 → Jun 2026 · range 10.1% – 12.5%
−0.6 pts
Top 5
31.8%
Sep 2023 → Jun 2026 · range 31.8% – 41.1%
−0.3 pts
Top 10
45.8%
Sep 2023 → Jun 2026 · range 45.8% – 51.9%
−0.1 pts
HHI
304
Sep 2023 → Jun 2026 · range 304 – 439
Broadly held−13

Quarterly Activity

vs Mar 31, 2026
New
171
Increased
881
Decreased
595
Sold Out
132
Unchanged
332
Holder count: +39
Institutional value: +17.6%
Shares held: +12.5%

Top Buyers

vs Mar 31, 2026
Institution Added Now Holds Open

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open

Top New Positions

vs Mar 31, 2026
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Mar 31, 2026
Institution Previously Held Last Value (USD) Open
Showing 100 of 2,018
Export CSV
Holder Value (USD) % of 13F Shares Open
Key facts CIK 4904 CUSIP 025537101 13F (30d) 1487 filings 1447 filers