AMERICAN ELEC PWR CO INC AEP
COM · Common Stock · CUSIP 025537101 · ISIN US0255371017
Electric utility company in the United States
* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once ($368.6m this quarter). Holder counts are more reliable. Shares outstanding: 534.2m as of 2025-05-06, from the company's own SEC filing; the percentage can still exceed 100%: lent-out shares are counted by the lender and the buyer, and some reports overlap without saying so. Implied quarter-end price ≈ $109.27. Options: 38 managers hold calls ($495.3m notional), 30 hold puts ($215.5m).
Trends to Q1 2025
Institutional holders
Managers reporting a position, each quarter
Numbers
| Quarter | Holders |
|---|---|
| Q3 2022 | 1,338 |
| Q4 2022 | 1,387 |
| Q1 2023 | 1,356 |
| Q2 2023 | 1,310 |
| Q3 2023 | 1,281 |
| Q4 2023 | 1,352 |
| Q1 2024 | 1,354 |
| Q2 2024 | 1,425 |
| Q3 2024 | 1,497 |
| Q4 2024 | 1,525 |
| Q1 2025 | 1,672 |
Buyers vs sellers
Managers adding to or starting a position, vs cutting or selling out
Numbers
| Quarter | Bought or added | Cut or sold out |
|---|---|---|
| Q2 2023 | 589 | 588 |
| Q3 2023 | 597 | 572 |
| Q4 2023 | 578 | 619 |
| Q1 2024 | 656 | 585 |
| Q2 2024 | 681 | 550 |
| Q3 2024 | 700 | 596 |
| Q4 2024 | 678 | 656 |
| Q1 2025 | 904 | 549 |
Calls vs puts
Options held, notional value, last 4 quarters. P/C = puts ÷ calls
Numbers
| Quarter | Calls | Puts | P/C |
|---|---|---|---|
| Q2 2024 | $363.9m | $170.2m | 0.47 |
| Q3 2024 | $377.3m | $262.0m | 0.69 |
| Q4 2024 | $269.6m | $182.6m | 0.68 |
| Q1 2025 | $495.3m | $215.5m | 0.44 |
Biggest buyers
| GQG Partners LLC | Added | +4.6m |
| WELLINGTON MANAGEMENT GROUP LLP | Added | +4.3m |
| CITADEL ADVISORS LLC | Added | +3.5m |
| FMR LLC | Added | +2.4m |
| Zimmer Partners, LP | Added | +2.3m |
| MARSHALL WACE, LLP | Added | +2.1m |
| BESSEMER GROUP INC | Added | +1.7m |
| Ghisallo Capital Management LLC | New | +1.4m |
| BARCLAYS PLC | Added | +1.3m |
| MACQUARIE GROUP LTD | Added | +1.2m |
Biggest sellers
| JANUS HENDERSON GROUP PLC | Reduced | -2.4m |
| FRANKLIN RESOURCES INC | Reduced | -2.0m |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | Reduced | -1.7m |
| Invesco Ltd. | Reduced | -1.2m |
| COHEN & STEERS, INC. | Reduced | -1.2m |
| BlackRock, Inc. | Reduced | -1.1m |
| Holocene Advisors, LP | Sold out | -858.9k |
| Mitsubishi UFJ Trust & Banking Corp | Reduced | -799.1k |
| Dodge & Cox | Reduced | -763.7k |
| NORDEA INVESTMENT MANAGEMENT AB | Reduced | -633.8k |
Biggest calls
| JANE STREET GROUP, LLC | Added | $95.4m872.9k shares |
| CITADEL ADVISORS LLC | Added | $62.1m568.3k shares |
| Twin Tree Management, LP | Added | $60.6m554.4k shares |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Reduced | $55.1m504.5k shares |
| PEAK6 LLC | Added | $38.6m352.8k shares |
| UBS Group AG | Added | $26.2m239.9k shares |
| WOLVERINE TRADING, LLC | Added | $21.8m204.2k shares |
| IMC-Chicago, LLC | Added | $15.9m145.8k shares |
| BANK OF MONTREAL /CAN/ | New | $13.7m125.0k shares |
| Squarepoint Ops LLC | Reduced | $13.4m122.2k shares |
Biggest puts
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Added | $35.7m326.8k shares |
| CITADEL ADVISORS LLC | Reduced | $35.2m321.8k shares |
| Zimmer Partners, LP | New | $16.4m150.0k shares |
| UBS Group AG | Added | $14.9m136.1k shares |
| SIMPLEX TRADING, LLC | Reduced | $14.3m130.5k shares |
| Qube Research & Technologies Ltd | Added | $13.6m124.9k shares |
| BNP PARIBAS FINANCIAL MARKETS | First filing | $12.3m1.1k shares |
| GARDA CAPITAL PARTNERS LP | Added | $10.7m98.2k shares |
| IMC-Chicago, LLC | Reduced | $7.2m65.6k shares |
| CAPITAL FUND MANAGEMENT S.A. | Reduced | $7.1m65.1k shares |
Options at notional value: the value of the shares the contracts control, as filers report them, not what the options cost. Not included in the holders, shares or buying above.
Major shareholders (over 5%)
Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.
| Holder | Stake |
|---|---|
| VANGUARD CAPITAL MANAGEMENT LLC 13G · institution new · filed 2026-04-29 | 7.5% |
| BlackRock, Inc. 13G · institution filed 2025-04-17 | 7.5% |
Fell to 5% or below in the last year: VANGUARD GROUP INC (0.0%, 2026-03-26; now reported by VANGUARD CAPITAL MANAGEMENT LLC)
Insider purchases and sales in Q1 2025
Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.
Officers and directors buying vs selling
Number of people, by quarter (10% owners not included)
Numbers
| Quarter | Buying | Bought | Selling | Sold | Sold under a plan |
|---|---|---|---|---|---|
| Q2 2023 | 0 | — | 3 | $1.2m | $1.2m |
| Q3 2023 | 0 | — | 0 | — | — |
| Q4 2023 | 0 | — | 0 | — | — |
| Q1 2024 | 0 | — | 0 | — | — |
| Q2 2024 | 0 | — | 2 | $959.7k | $959.7k |
| Q3 2024 | 0 | — | 0 | — | — |
| Q4 2024 | 0 | — | 0 | — | — |
| Q1 2025 | 0 | — | 0 | — | — |
None reported in Q1 2025.
Holders, Q1 2025
| Manager | Shares | Change |
|---|---|---|
| VANGUARD GROUP INC 0.10% of their portfolio | 52.3m $5.7bn | Added +579.2k |
| BlackRock, Inc. 0.10% of their portfolio | 44.2m $4.8bn | Reduced -1.1m |
| STATE STREET CORP 0.13% of their portfolio | 27.9m $3.0bn | Added +449.3k |
| WELLINGTON MANAGEMENT GROUP LLP 0.46% of their portfolio | 22.1m $2.4bn | Added +4.3m |
| GQG Partners LLC 3.42% of their portfolio | 19.6m $2.1bn | Added +4.6m |
| MORGAN STANLEY 0.11% of their portfolio | 13.9m $1.5bn | Added +1.1m |
| GEODE CAPITAL MANAGEMENT, LLC 0.11% of their portfolio | 13.1m $1.4bn | Added +259.2k |
| Dodge & Cox 0.67% of their portfolio | 10.8m $1.2bn | Reduced -763.7k |
| Invesco Ltd. 0.15% of their portfolio | 7.4m $805.3m | Reduced -1.2m |
| ROYAL BANK OF CANADA 0.17% of their portfolio | 7.0m $764.7m | Reduced -48.9k |
| LAZARD ASSET MANAGEMENT LLC 1.09% of their portfolio | 6.5m $707.1m | Added +54.4k |
| NORTHERN TRUST CORP 0.08% of their portfolio | 5.2m $572.3m | Added +386.5k |
| Nuveen, LLC 0.17% of their portfolio | 5.2m $568.0m | First filing |
| BANK OF AMERICA CORP /DE/ 0.05% of their portfolio | 5.0m $551.7m | Reduced -71.6k |
| FMR LLC 0.04% of their portfolio | 5.0m $550.0m | Added +2.4m |
| ALLIANCEBERNSTEIN L.P. 0.20% of their portfolio | 5.0m $546.1m | Added +480.7k |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 0.18% of their portfolio | 4.8m $529.0m | Reduced -59.0k |
| Allspring Global Investments Holdings, LLC 0.91% of their portfolio | 4.8m $523.2m | Added +183.6k |
| AMERIPRISE FINANCIAL INC 0.14% of their portfolio | 4.7m $518.0m | Reduced -58.4k |
| Legal & General Group Plc 0.14% of their portfolio | 4.6m $507.0m | Added +378.2k |
| WELLS FARGO & COMPANY/MN 0.11% of their portfolio | 4.3m $474.8m | Added +19.1k |
| GOLDMAN SACHS GROUP INC 0.09% of their portfolio | 4.2m $458.2m | Added +675.7k |
| Bank of New York Mellon Corp 0.08% of their portfolio | 3.8m $413.3m | Reduced -61.7k |
| FEDERATED HERMES, INC. 0.87% of their portfolio | 3.7m $403.5m | Reduced -14.7k |
| CITADEL ADVISORS LLC 0.38% of their portfolio | 3.6m $391.6m | Added +3.5m |
| UBS Group AG 0.09% of their portfolio | 3.5m $386.0m | Added +82.2k |
| RAYMOND JAMES FINANCIAL INC 0.14% of their portfolio | 3.3m $363.9m | Added +934.3k |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.07% of their portfolio | 3.3m $363.5m | Added +41.5k |
| Zimmer Partners, LP 7.20% of their portfolio | 3.2m $355.1m | Added +2.3m |
| ENVESTNET ASSET MANAGEMENT INC 0.11% of their portfolio | 3.2m $352.9m | Added +53.2k |
| BARCLAYS PLC 0.16% of their portfolio | 3.1m $341.3m | Added +1.3m |
| Amundi 0.12% of their portfolio | 2.9m $319.6m | Added +205.8k |
| JPMORGAN CHASE & CO 0.02% of their portfolio | 2.6m $285.2m | Reduced -28.1k |
| Mitsubishi UFJ Trust & Banking Corp 0.73% of their portfolio | 2.6m $280.2m | Reduced -799.1k |
| California Public Employees Retirement System 0.18% of their portfolio | 2.4m $260.0m | Reduced -30.0k |
| MARSHALL WACE, LLP 0.31% of their portfolio | 2.1m $232.8m | Added +2.1m |
| MACQUARIE GROUP LTD 0.29% of their portfolio | 2.1m $230.8m | Added +1.2m |
| FIRST TRUST ADVISORS LP 0.20% of their portfolio | 2.0m $222.8m | Added +394.1k |
| BANK OF MONTREAL /CAN/ 0.12% of their portfolio | 2.0m $221.0m | Reduced -109.2k |
| HighTower Advisors, LLC 0.28% of their portfolio | 1.9m $208.4m | Added +667.1k |
| BESSEMER GROUP INC 0.35% of their portfolio | 1.8m $192.8m | Added +1.7m |
| NATIONAL BANK OF CANADA /FI/ 0.22% of their portfolio | 1.7m $190.5m | Added +576.1k |
| DIMENSIONAL FUND ADVISORS LP 0.05% of their portfolio | 1.7m $181.4m | Added +44.1k |
| National Pension Service 0.16% of their portfolio | 1.5m $168.5m | Added +106.4k |
| Swiss National Bank 0.12% of their portfolio | 1.5m $164.1m | Reduced -1.2k |
| Capital Research Global Investors 0.03% of their portfolio | 1.5m $158.7m | Added +5.6k |
| Soroban Capital Partners LP 2.24% of their portfolio | 1.4m $158.4m | Added +201.8k |
| FRANKLIN RESOURCES INC 0.05% of their portfolio | 1.4m $157.1m | Reduced -2.0m |
| Ghisallo Capital Management LLC 13.36% of their portfolio | 1.4m $153.5m | New |
| Sumitomo Mitsui Trust Group, Inc. 0.10% of their portfolio | 1.3m $147.1m | Added +23.8k |
| ANTIPODES PARTNERS Ltd 4.43% of their portfolio | 1.3m $141.3m | Reduced -93.1k |
| CANADA PENSION PLAN INVESTMENT BOARD 0.13% of their portfolio | 1.3m $137.8m | Added +533.6k |
| CRAWFORD INVESTMENT COUNSEL INC 2.37% of their portfolio | 1.2m $133.7m | Added +146.3k |
| Russell Investments Group, Ltd. 0.18% of their portfolio | 1.2m $132.6m | Reduced -92.1k |
| ICAHN CARL C 1.76% of their portfolio | 1.2m $131.7m | Unchanged |
| Energy Income Partners, LLC 2.50% of their portfolio | 1.2m $130.5m | Added +30.2k |
| JENNISON ASSOCIATES LLC 0.09% of their portfolio | 1.2m $130.4m | Added +247.7k |
| Mawer Investment Management Ltd. 0.61% of their portfolio | 1.2m $127.3m | Reduced -42.8k |
| LPL Financial LLC 0.05% of their portfolio | 1.2m $127.1m | Added +175.3k |
| JOHNSON INVESTMENT COUNSEL INC 1.20% of their portfolio | 1.1m $123.9m | Added +24.0k |
| HSBC HOLDINGS PLC 0.08% of their portfolio | 1.1m $123.0m | Reduced -119.0k |
| Burkehill Global Management, LP 8.94% of their portfolio | 1.1m $120.2m | New |
| BNP PARIBAS FINANCIAL MARKETS 0.09% of their portfolio | 1.1m $119.2m | First filing |
| DEUTSCHE BANK AG\ 0.05% of their portfolio | 1.1m $118.9m | Added +88.8k |
| HUNTINGTON NATIONAL BANK 0.83% of their portfolio | 1.1m $115.2m | Added +64.4k |
| AQR CAPITAL MANAGEMENT LLC 0.12% of their portfolio | 1.0m $113.8m | Added +547.3k |
| TWO SIGMA INVESTMENTS, LP 0.24% of their portfolio | 1.0m $111.7m | Added +964.7k |
| COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS 0.66% of their portfolio | 1.0m $111.1m | Added +16.7k |
| Chevy Chase Trust Holdings, LLC 0.35% of their portfolio | 999.4k $109.2m | Added +83.1k |
| Mitsubishi UFJ Asset Management Co., Ltd. 0.10% of their portfolio | 996.1k $108.8m | Added +116.7k |
| Balyasny Asset Management L.P. 0.27% of their portfolio | 985.9k $107.7m | Added +943.3k |
| STIFEL FINANCIAL CORP 0.11% of their portfolio | 971.8k $106.2m | Added +34.5k |
| VICTORY CAPITAL MANAGEMENT INC 0.11% of their portfolio | 968.8k $105.9m | Added +297.4k |
| Boston Partners 0.12% of their portfolio | 920.7k $100.6m | Reduced -328.8k |
| RHUMBLINE ADVISERS 0.09% of their portfolio | 919.2k $100.4m | Added +46.5k |
| Yaupon Capital Management LP 7.22% of their portfolio | 900.0k $98.3m | New |
| CITIGROUP INC 0.07% of their portfolio | 883.0k $96.5m | Added +234.5k |
| SOROS FUND MANAGEMENT LLC 1.71% of their portfolio | 879.0k $96.0m | New |
| Maple-Brown Abbott Ltd 6.52% of their portfolio | 874.7k $95.6m | Added +198.3k |
| WORLDQUANT MILLENNIUM ADVISORS LLC 0.57% of their portfolio | 826.2k $90.3m | Added +89.0k |
| Epoch Investment Partners, Inc. 0.46% of their portfolio | 809.8k $88.5m | Reduced -39.3k |
| Empower Advisory Group, LLC 0.28% of their portfolio | 798.2k $87.2m | Added +26.7k |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND 0.19% of their portfolio | 783.7k $85.6m | Added +84.4k |
| ProShare Advisors LLC 0.19% of their portfolio | 779.1k $85.1m | Added +94.4k |
| PRICE T ROWE ASSOCIATES INC /MD/ 0.01% of their portfolio | 774.6k $84.6m | Added +10.8k |
| ZACKS INVESTMENT MANAGEMENT 0.78% of their portfolio | 767.5k $83.9m | Added +19.1k |
| DUFF & PHELPS INVESTMENT MANAGEMENT CO 0.98% of their portfolio | 762.2k $83.3m | Added +27.0k |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE 0.08% of their portfolio | 758.8k $82.9m | Reduced -20.5k |
| TWO SIGMA ADVISERS, LP 0.18% of their portfolio | 737.4k $80.6m | Added +714.4k |
| PRUDENTIAL FINANCIAL INC 0.11% of their portfolio | 717.1k $78.4m | Reduced -200.7k |
| T. Rowe Price Investment Management, Inc. 0.05% of their portfolio | 707.1k $77.3m | New |
| M&T Bank Corp 0.26% of their portfolio | 661.7k $72.3m | Reduced -32.8k |
| Baird Financial Group, Inc. 0.14% of their portfolio | 651.7k $71.2m | Added +1.1k |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.09% of their portfolio | 631.8k $69.0m | Reduced -647 |
| GABELLI FUNDS LLC 0.52% of their portfolio | 628.4k $68.7m | Reduced -24.0k |
| First Financial Bankshares Inc 1.46% of their portfolio | 621.4k $67.9m | Added +6.8k |
| PRINCIPAL FINANCIAL GROUP INC 0.04% of their portfolio | 612.9k $67.0m | Reduced -3.2k |
| Alpha Cubed Investments, LLC 2.86% of their portfolio | 587.4k $64.2m | Added +41.5k |
| NEW YORK STATE COMMON RETIREMENT FUND 0.09% of their portfolio | 553.6k $60.5m | Reduced -19.3k |
| Allianz Asset Management GmbH 0.09% of their portfolio | 552.6k $60.4m | Added +123.6k |