AD institutional holders

Mar 31, 2026 filings. Quarterly 13F reports arrive up to 45 days after quarter end; this register is filed through May 29, 2026.

139 institutional managers reported holding AD for the quarter ended Mar 31, 2026. Together they hold about 23% of shares outstanding; the top 10 hold 17%. 26 opened new positions; 32 closed out. Complete ranked register from SEC 13F filings.

Largest holders

managershares% outvalue (Mar 31, 2026 close)changeheld since
Bank OF America CORP /DE/2.53M2.93%$116.6Munchanged≤2013
Dimensional Fund Advisors2.30M2.66%$105.8Madded +2.6%≤2013
BNP Paribas Financial Markets2.06M2.39%$95.0Madded +747861.2%2014 Q1
Jericho Capital Asset Management L.p. (focused)1.82M2.10%$83.6Munchanged2023 Q3
Newtyn Management, LLC (focused)1.62M1.87%$74.4Mtrimmed -4.9%2025 Q3
Vanguard Group1.46M1.69%$67.2Madded +2.2%≤2013
Pacer Advisors, INC.941.4k1.09%$43.3Madded +18.2%2025 Q4
Gamco Investors, INC. et al844.6k0.98%$38.9Mtrimmed -12.4%≤2013
Loomis Sayles & CO L P740.5k0.86%$34.1Mtrimmed -2.8%2020 Q1
Oaktree Capital (focused)724.4k0.84%$33.3Munchanged2025 Q3
American Century Companies INC606.8k0.70%$27.9Madded +19.5%2020 Q2
GAMCO (Gabelli)542.0k0.63%$24.9Mtrimmed -2%≤2013
Qube Research & Technologies LTD401.9k0.47%$18.5Madded +81.7%2024 Q3
BlackRock371.9k0.43%$17.1Mtrimmed -26.9%≤2013
Aberdeen Group plc257.0k0.30%$11.8Mtrimmed -11.3%2025 Q3
State Street245.8k0.28%$11.3Madded +60.8%≤2013
D. E. Shaw220.0k0.25%$10.1Madded +62.3%2022 Q1
Charles Schwab Investment Management186.5k0.22%$8.6Madded +13.6%≤2013
Geode Capital174.0k0.20%$8.0Mtrimmed -24.9%≤2013
Potrero Capital Research LLC (focused)160.4k0.18%$7.4Madded +79.6%2025 Q4
Tiptree Advisors, LLC (focused)153.1k0.18%$7.0Madded +6.8%2024 Q4
First Trust Advisors LP111.5k0.13%$5.1Madded +15.4%2024 Q2
Knightsbridge Asset Management, LLC110.6k0.13%$5.1Madded +17.5%2025 Q4
Healthcare OF Ontario Pension Plan Trust Fund100.0k0.12%$4.6Madded +423%2025 Q4
Goldman Sachs97.9k0.11%$4.5Madded +17.6%≤2013
State of Alaska, Department of Revenue96.8k0.11%$4.5Munchanged2020 Q1
DigitalBridge Group, INC.87.5k0.10%$4.0Mtrimmed -25.6%2025 Q2
UBS78.2k0.09%$3.6Mtrimmed -17.6%≤2013
Victory Capital Management INC73.4k0.09%$3.4Mtrimmed -1%2019 Q3
FMR (Fidelity)72.7k0.08%$3.3Mtrimmed -44.6%≤2013
Millennium Management70.3k0.08%$3.2Madded +901.9%2015 Q2
Morgan Stanley69.2k0.08%$3.2Mtrimmed -23.6%≤2013
TCW Group INC55.0k0.06%$2.5Mtrimmed -4.7%2023 Q4
ExodusPoint41.0k0.05%$1.9Mopened2023 Q3
Northern Trust39.4k0.05%$1.8Madded +1.1%≤2013
Verition Fund Management34.1k0.04%$1.6Madded +406%2024 Q4
Raymond James Financial INC34.0k0.04%$1.6Madded +18.5%2024 Q4
Invesco33.8k0.04%$1.6Madded +14.2%2025 Q1
Swiss National Bank31.5k0.04%$1.4Munchanged≤2013
Brevan Howard Capital Management LP30.8k0.04%$1.4Madded +175.2%2025 Q2
Citadel Advisors27.7k0.03%$1.3Madded +102.7%2022 Q1
Man Group24.9k0.03%$1.1Mopened2026 Q1
Marshall Wace24.4k0.03%$1.1Madded +88.3%2024 Q4
Central Pacific Bank - Trust Division21.9k0.03%$1.0Munchanged2024 Q1
Prelude Capital Management, LLC21.5k0.03%$989ktrimmed -48%2023 Q3
Gotham Asset Management21.4k0.03%$986kadded +16.7%2025 Q3
Hennion & Walsh Asset Management, INC.21.2k0.03%$976kadded +24.9%2025 Q3
Waverly Advisors, LLC19.4k0.02%$892kunchanged2025 Q4
Dark Forest Capital Management LP19.0k0.02%$874kopened2026 Q1
Citigroup INC18.3k0.02%$842kadded +66.3%≤2013

Largest 50 of 139 shown; the full ranked, searchable register is at boothcheck.com/holders/AD. Related filers are grouped using the filings' own included-manager declarations. Historically, several managers opening new positions in the same quarter said almost nothing about the quarter that followed (59,118 cases since 2013). A filed record, not a forecast. Nothing here is investment advice.

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