Vault-13

APARTMENT INVT & MGMT CO AIV

CL A · REIT · CUSIP 03748R747

212 institutional holders +10 vs Q4 2024
127,087,711127.1m shares reported held*
$1.1bnreported value*
37 new 78 added 59 reduced 27 sold out net bought ≈ $25.9m (+2.9m shares)

* 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 ($517.6k this quarter). Holder counts are more reliable. Implied quarter-end price ≈ $8.78. Options: 3 managers hold calls ($2.6m notional), 3 hold puts ($360.8k).

Trends to Q1 2025

Institutional holders

Managers reporting a position, each quarter

0100200300Q3 22: 200Q4 22: 195Q1 23: 190Q2 23: 199Q3 23: 196Q4 23: 184Q1 24: 179Q2 24: 187Q3 24: 196Q4 24: 202Q1 25: 212212Q3 22Q1 23Q3 23Q1 24Q3 24Q1 25
Numbers
QuarterHolders
Q3 2022200
Q4 2022195
Q1 2023190
Q2 2023199
Q3 2023196
Q4 2023184
Q1 2024179
Q2 2024187
Q3 2024196
Q4 2024202
Q1 2025212

Buyers vs sellers

Managers adding to or starting a position, vs cutting or selling out

Bought or addedCut or sold out
2000200Q2 23: 89 bought or addedQ2 23: 91 cut or sold outQ3 23: 73 bought or addedQ3 23: 102 cut or sold outQ3 23Q4 23: 73 bought or addedQ4 23: 112 cut or sold outQ1 24: 73 bought or addedQ1 24: 100 cut or sold outQ1 24Q2 24: 99 bought or addedQ2 24: 78 cut or sold outQ3 24: 88 bought or addedQ3 24: 86 cut or sold outQ3 24Q4 24: 90 bought or addedQ4 24: 95 cut or sold outQ1 25: 115 bought or addedQ1 25: 86 cut or sold outQ1 25
Numbers
QuarterBought or addedCut or sold out
Q2 20238991
Q3 202373102
Q4 202373112
Q1 202473100
Q2 20249978
Q3 20248886
Q4 20249095
Q1 202511586

Calls vs puts

Options held, notional value, last 4 quarters. P/C = puts ÷ calls

CallsPuts
$0$1m$2m$3mQ2 24 calls: $426.1kQ2 24 puts: $444.5kQ2 24P/C 1.04Q3 24 calls: $788.3kQ3 24 puts: $982.8kQ3 24P/C 1.25Q4 24 calls: $1.3mQ4 24 puts: $573.0kQ4 24P/C 0.44Q1 25 calls: $2.6mQ1 25 puts: $360.8kQ1 25P/C 0.14
Numbers
QuarterCallsPutsP/C
Q2 2024$426.1k$444.5k1.04
Q3 2024$788.3k$982.8k1.25
Q4 2024$1.3m$573.0k0.44
Q1 2025$2.6m$360.8k0.14

Biggest buyers

AEW CAPITAL MANAGEMENT L P New +1,987,570+2.0m
Newtyn Management, LLC Added +1,223,856+1.2m
Irenic Capital Management LP Added +820,539+820.5k
Aryeh Capital Management Ltd. New +794,046+794.0k
Balyasny Asset Management L.P. Added +741,782+741.8k
LANDMARK INVESTMENT PARTNERS, L.P. Added +679,017+679.0k
SEI INVESTMENTS CO New +630,146+630.1k
Qube Research & Technologies Ltd Added +462,820+462.8k
MORGAN STANLEY Added +383,982+384.0k
BlackRock, Inc. Added +370,490+370.5k

Biggest sellers

V3 Capital Management, L.P. Sold out -3,671,028-3.7m
MILLENNIUM MANAGEMENT LLC Reduced -1,379,745-1.4m
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC Reduced -654,638-654.6k
Crestline Management, L.P. Sold out -635,367-635.4k
BANK OF AMERICA CORP /DE/ Reduced -345,079-345.1k
JPMORGAN CHASE & CO Reduced -343,740-343.7k
Union Square Park Capital Management, LLC Sold out -300,000-300.0k
ExodusPoint Capital Management, LP Sold out -211,593-211.6k
Cubist Systematic Strategies, LLC Sold out -185,172-185.2k
PRICE T ROWE ASSOCIATES INC /MD/ Reduced -163,228-163.2k

Biggest calls

SUSQUEHANNA INTERNATIONAL GROUP, LLP Reduced $1.0m117.9k shares
CITADEL ADVISORS LLC Added $842.2k95.7k shares
JANE STREET GROUP, LLC New $674.1k76.6k shares

Biggest puts

GROUP ONE TRADING LLC Reduced $342.3k38.9k shares
CITADEL ADVISORS LLC Reduced $18.5k2.1k shares
CONCOURSE FINANCIAL GROUP SECURITIES, INC. Unchanged $00 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.

HolderStakeChangeShares Last filed
Madison Avenue Partners, LP 13G · passive investor new · filed 2026-03-04 8.6% new 12.3m≈ $36.7m 2026-03-04
Newtyn Management, LLC 13G · passive investor +2.6 pts · filed 2026-03-25 8.1% +2.6 pts 11.6m≈ $34.5m 2026-03-25
Weiss Asset Management LP 13G · institution new · filed 2026-05-11 5.7% new 8.2m≈ $24.2m 2026-05-11

Fell to 5% or below in the last year: PRICE T ROWE ASSOCIATES INC /MD/ (3.5%, 2026-10-07), VANGUARD PORTFOLIO MANAGEMENT LLC (4.1%, 2026-07-31), BlackRock, Inc. (0.4%, 2026-04-27), VANGUARD GROUP INC (0.0%, 2026-03-26), Silver Point Capital L.P. (1.2%, 2026-02-17)

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.

None reported in Q1 2025.

Holders, Q1 2025

#ManagerLocationShares Value% of their portfolioChangeShares change
1 VANGUARD GROUP INC 0.00% of their portfolio Valley Forge, PA 19,340,62919.3m $170.2m $170.2m 0.00% Added +212.8k +212,813
2 PRICE T ROWE ASSOCIATES INC /MD/ 0.02% of their portfolio BALTIMORE, MD 17,431,69117.4m $153.4m $153.4m 0.02% Reduced -163.2k -163,228
3 BlackRock, Inc. 0.00% of their portfolio New York, NY 14,897,15014.9m $131.1m $131.1m 0.00% Added +370.5k +370,490
4 STATE STREET CORP 0.00% of their portfolio BOSTON, MA 5,988,1156.0m $52.7m $52.7m 0.00% Reduced -25.4k -25,422
5 MILLENNIUM MANAGEMENT LLC 0.05% of their portfolio NEW YORK, NY 5,765,5425.8m $50.7m $50.7m 0.05% Reduced -1.4m -1,379,745
6 Newtyn Management, LLC 6.96% of their portfolio NEW YORK, NY 5,000,0005.0m $44.0m $44.0m 6.96% Added +1.2m +1,223,856
7 RUSH ISLAND MANAGEMENT, LP 2.68% of their portfolio NEW YORK, NY 4,779,3574.8m $42.1m $42.1m 2.68% Added +235.6k +235,583
8 Irenic Capital Management LP 6.18% of their portfolio NEW YORK, NY 4,633,1344.6m $40.8m $40.8m 6.18% Added +820.5k +820,539
9 GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio BOSTON, MA 3,386,7583.4m $29.8m $29.8m 0.00% Added +76.3k +76,275
10 Land & Buildings Investment Management, LLC 5.85% of their portfolio STAMFORD, CT 3,142,2323.1m $27.7m $27.7m 5.85% Added +68.1k +68,072
11 T. Rowe Price Investment Management, Inc. 0.02% of their portfolio BALTIMORE, MD 2,764,7682.8m $24.3m $24.3m 0.02% Reduced -122.8k -122,821
12 Argosy-Lionbridge Management, LLC 15.13% of their portfolio WAYNE, PA 2,577,6502.6m $22.7m $22.7m 15.13% Added +242.6k +242,588
13 LANDMARK INVESTMENT PARTNERS, L.P. 5.64% of their portfolio WEST PALM BEACH, FL 2,048,3162.0m $18.0m $18.0m 5.64% Added +679.0k +679,017
14 AEW CAPITAL MANAGEMENT L P 0.86% of their portfolio BOSTON, MA 1,987,5702.0m $17.5m $17.5m 0.86% New
15 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.00% of their portfolio SAN FRANCISCO, CA 1,833,7111.8m $16.1m $16.1m 0.00% Reduced -17.9k -17,855
16 DIMENSIONAL FUND ADVISORS LP 0.00% of their portfolio AUSTIN, TX 1,730,3711.7m $15.2m $15.2m 0.00% Reduced -6.8k -6,770
17 NORTHERN TRUST CORP 0.00% of their portfolio CHICAGO, IL 1,522,9261.5m $13.4m $13.4m 0.00% Reduced -33.3k -33,260
18 Qube Research & Technologies Ltd 0.02% of their portfolio LONDON, X0 1,508,2041.5m $13.3m $13.3m 0.02% Added +462.8k +462,820
19 Balyasny Asset Management L.P. 0.03% of their portfolio Chicago, IL 1,329,7271.3m $11.7m $11.7m 0.03% Added +741.8k +741,782
20 MORGAN STANLEY 0.00% of their portfolio NEW YORK, NY 1,165,1311.2m $10.3m $10.3m 0.00% Added +384.0k +383,982
21 DigitalBridge Group, Inc. 0.64% of their portfolio Boca Raton, FL 1,125,2531.1m $7.9m $7.9m 0.64% Reduced -90.7k -90,700
22 Man Group plc 0.03% of their portfolio LONDON, X0 1,037,7711.0m $9.1m $9.1m 0.03% Reduced -41.4k -41,414
23 VOYA INVESTMENT MANAGEMENT LLC 0.00% of their portfolio ATLANTA, GA 883,436883.4k $7.8m $7.8m 0.00% Added +314.2k +314,229
24 THOMPSON SIEGEL & WALMSLEY LLC 0.13% of their portfolio RICHMOND, VA 879,227879.2k $7.7m $7.7m 0.13% Reduced -17.9k -17,873
25 Uniplan Investment Counsel, Inc. 0.75% of their portfolio MILWAUKEE, WI 877,861877.9k $7.7m $7.7m 0.75% Reduced -64.4k -64,390
26 Aryeh Capital Management Ltd. 4.99% of their portfolio TORONTO, A6 794,046794.0k $7.0m $7.0m 4.99% New
27 ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 0.01% of their portfolio BOSTON, MA 760,611760.6k $6.7m $6.7m 0.01% Reduced -84.6k -84,633
28 D. E. Shaw & Co., Inc. 0.01% of their portfolio New York, NY 742,994743.0k $6.5m $6.5m 0.01% Added +357.5k +357,539
29 NORGES BANK 0.00% of their portfolio OSLO, Q8 706,680706.7k $6.2m $6.2m 0.00% Added +80.6k +80,628
30 SEI INVESTMENTS CO 0.01% of their portfolio OAKS, PA 630,146630.1k $5.5m $5.5m 0.01% New
31 JPMORGAN CHASE & CO 0.00% of their portfolio NEW YORK, NY 624,120624.1k $5.5m $5.5m 0.00% Reduced -343.7k -343,740
32 Western Standard LLC 3.20% of their portfolio Los Angeles, CA 618,386618.4k $5.4m $5.4m 3.20% Reduced -30.7k -30,700
33 SummitTX Capital, L.P. 0.23% of their portfolio FORT WORTH, TX 586,685586.7k $5.2m $5.2m 0.23% First filing
34 Legal & General Group Plc 0.00% of their portfolio London, X0 581,291581.3k $5.1m $5.1m 0.00% Reduced -4.4k -4,351
35 Nuveen, LLC 0.00% of their portfolio CHARLOTTE, NC 575,806575.8k $5.1m $5.1m 0.00% First filing
36 GOLDMAN SACHS GROUP INC 0.00% of their portfolio NEW YORK, NY 529,648529.6k $4.7m $4.7m 0.00% Reduced -126.7k -126,740
37 Meros Investment Management, LP 2.71% of their portfolio DALLAS, TX 525,416525.4k $4.6m $4.6m 2.71% Reduced -127.9k -127,891
38 Bank of New York Mellon Corp 0.00% of their portfolio NEW YORK, NY 482,086482.1k $4.2m $4.2m 0.00% Reduced -277 -277
39 BARCLAYS PLC 0.00% of their portfolio LONDON, X0 418,550418.6k $3.7m $3.7m 0.00% Reduced -158.7k -158,716
40 LPL Financial LLC 0.00% of their portfolio FORT MILL, SC 323,771323.8k $2.8m $2.8m 0.00% New
41 MUTUAL OF AMERICA CAPITAL MANAGEMENT LLC 0.03% of their portfolio New York, NY 313,214313.2k $2.8m $2.8m 0.03% Unchanged
42 FIRST TRUST ADVISORS LP 0.00% of their portfolio Wheaton, IL 308,160308.2k $2.7m $2.7m 0.00% Added +15.9k +15,883
43 Anson Funds Management LP 0.61% of their portfolio DALLAS, TX 293,402293.4k $2.6m $2.6m 0.61% New
44 PRUDENTIAL FINANCIAL INC 0.00% of their portfolio NEWARK, NJ 286,207286.2k $2.5m $2.5m 0.00% Added +275.9k +275,921
45 Invesco Ltd. 0.00% of their portfolio ATLANTA, GA 278,369278.4k $2.4m $2.4m 0.00% Added +2.0k +1,984
46 Beverly Hills Private Wealth, LLC 0.48% of their portfolio BEVERLY HILLS, CA 275,594275.6k $2.4m $2.4m 0.48% Added +20.1k +20,143
47 RENAISSANCE TECHNOLOGIES LLC 0.00% of their portfolio NEW YORK, NY 267,940267.9k $2.4m $2.4m 0.00% Reduced -53.5k -53,500
48 Swiss National Bank 0.00% of their portfolio ZURICH, V8 259,984260.0k $2.3m $2.3m 0.00% Added +9.3k +9,300
49 Quinn Opportunity Partners LLC 0.16% of their portfolio CHARLOTTESVILLE, VA 251,207251.2k $2.2m $2.2m 0.16% Unchanged
50 Bleakley Financial Group, LLC 0.07% of their portfolio PARSIPPANY, NJ 250,661250.7k $2.2m $2.2m 0.07% Added +105.8k +105,808
51 Vision Capital Corp 1.04% of their portfolio TORONTO, A6 248,780248.8k $2.2m $2.2m 1.04% New
52 BANK OF AMERICA CORP /DE/ 0.00% of their portfolio CHARLOTTE, NC 248,104248.1k $2.2m $2.2m 0.00% Reduced -345.1k -345,079
53 RHUMBLINE ADVISERS 0.00% of their portfolio BOSTON, MA 234,768234.8k $2.1m $2.1m 0.00% Reduced -6.1k -6,132
54 WEALTH ENHANCEMENT ADVISORY SERVICES, LLC 0.00% of their portfolio PLYMOUTH, MN 216,792216.8k $1.9m $1.9m 0.00% Added +4.1k +4,088
55 Asset Management One Co., Ltd. 0.01% of their portfolio TOKYO, M0 190,795190.8k $1.7m $1.7m 0.01% Unchanged
56 CANADA LIFE ASSURANCE Co 0.00% of their portfolio WINNIPEG, A2 185,136185.1k $1.6m $1.6m 0.00% Added +24.1k +24,090
57 PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO 0.01% of their portfolio COLUMBUS, OH 182,674182.7k $1.6m $1.6m 0.01% Reduced -1.3k -1,328
58 PRELUDE CAPITAL MANAGEMENT, LLC 0.16% of their portfolio NEW YORK, NY 180,301180.3k $1.6m $1.6m 0.16% Reduced -31.7k -31,675
59 Alpha Wave Global, LP 0.70% of their portfolio Miami, FL 178,016178.0k $1.6m $1.6m 0.70% New
60 NOMURA ASSET MANAGEMENT CO LTD 0.00% of their portfolio TOKYO, M0 176,700176.7k $1.6m $1.6m 0.00% Added +9.9k +9,900
61 ALLIANCEBERNSTEIN L.P. 0.00% of their portfolio NASHVILLE, TN 174,975175.0k $1.5m $1.5m 0.00% Added +57 +57
62 UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% of their portfolio NEW YORK, NY 171,826171.8k $1.5m $1.5m 0.00% Reduced -654.6k -654,638
63 CITADEL ADVISORS LLC 0.00% of their portfolio MIAMI, FL 168,521168.5k $1.5m $1.5m 0.00% Added +46.4k +46,371
64 SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.00% of their portfolio BALA CYNWYD, PA 167,769167.8k $1.5m $1.5m 0.00% Added +105.8k +105,835
65 JANE STREET GROUP, LLC 0.00% of their portfolio NEW YORK, NY 167,477167.5k $1.5m $1.5m 0.00% Added +99.4k +99,367
66 TWO SIGMA ADVISERS, LP 0.00% of their portfolio NEW YORK, NY 166,729166.7k $1.5m $1.5m 0.00% New
67 SAYBROOK CAPITAL /NC 0.39% of their portfolio SAG HARBOR, NY 159,500159.5k $1.4m $1.4m 0.39% Added +4.0k +4,000
68 TWO SIGMA INVESTMENTS, LP 0.00% of their portfolio NEW YORK, NY 156,635156.6k $1.4m $1.4m 0.00% New
69 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.00% of their portfolio WEST SACRAMENTO, CA 148,460148.5k $1.3m $1.3m 0.00% Added +28.3k +28,265
70 Sumitomo Mitsui Trust Group, Inc. 0.00% of their portfolio CHIYODA-KU, TOKYO, M0 142,469142.5k $1.3m $1.3m 0.00% Reduced -2.1k -2,128
71 State of New Jersey Common Pension Fund D 0.01% of their portfolio TRENTON, NJ 138,773138.8k $1.2m $1.2m 0.01% Added +10.0k +10,000
72 STATE OF WISCONSIN INVESTMENT BOARD 0.00% of their portfolio MADISON, WI 129,350129.3k $1.1m $1.1m 0.00% Added +2.0k +2,046
73 CITIGROUP INC 0.00% of their portfolio NEW YORK, NY 126,814126.8k $1.1m $1.1m 0.00% Added +2.6k +2,644
74 HSBC HOLDINGS PLC 0.00% of their portfolio LONDON, X0 111,504111.5k $979.5k $979.5k 0.00% Reduced -2.3k -2,328
75 CALDWELL SUTTER CAPITAL, INC. 0.44% of their portfolio SAUSALITO, CA 104,800104.8k $922.2k $922.2k 0.44% Added +5.0k +5,000
76 Zurcher Kantonalbank (Zurich Cantonalbank) 0.00% of their portfolio ZURICH, V8 102,781102.8k $904.5k $904.5k 0.00% Added +25.5k +25,455
77 INTECH INVESTMENT MANAGEMENT LLC 0.01% of their portfolio WEST PALM BEACH, FL 89,84489.8k $790.6k $790.6k 0.01% Added +26.4k +26,430
78 Mitsubishi UFJ Asset Management Co., Ltd. 0.00% of their portfolio TOKYO, M0 88,21788.2k $776.3k $776.3k 0.00% Unchanged
79 NATIXIS ADVISORS, LLC 0.00% of their portfolio Boston, MA 86,46286.5k $761.0k $761.0k 0.00% New
80 MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. 0.00% of their portfolio CAUSEWAY BAY, K3 82,69282.7k $727.7k $727.7k 0.00% Added +3.6k +3,635
81 MetLife Investment Management, LLC 0.00% of their portfolio Whippany, NJ 81,30881.3k $715.5k $715.5k 0.00% Reduced -5.7k -5,715
82 WELLS FARGO & COMPANY/MN 0.00% of their portfolio SAN FRANCISCO, CA 75,60875.6k $665.4k $665.4k 0.00% Added +1.7k +1,666
83 Amundi 0.00% of their portfolio Paris, I0 75,56975.6k $637.0k $637.0k 0.00% Added +490 +490
84 Allianz Asset Management GmbH 0.00% of their portfolio MUNICH, 2M 74,86174.9k $658.8k $658.8k 0.00% New
85 TUDOR INVESTMENT CORP ET AL 0.01% of their portfolio STAMFORD, CT 74,84774.8k $658.7k $658.7k 0.01% Added +29.9k +29,882
86 UBS Group AG 0.00% of their portfolio ZURICH, V8 72,69272.7k $639.7k $639.7k 0.00% Reduced -28.9k -28,884
87 CBRE INVESTMENT MANAGEMENT LISTED REAL ASSETS LLC 0.01% of their portfolio RADNOR, PA 71,01671.0k $624.9k $624.9k 0.01% New
88 MANUFACTURERS LIFE INSURANCE COMPANY, THE 0.00% of their portfolio Toronto, A6 69,41469.4k $610.8k $610.8k 0.00% Reduced -507 -507
89 Corebridge Financial, Inc. 0.00% of their portfolio HOUSTON, TX 68,14968.1k $599.7k $599.7k 0.00% Reduced -1.0k -1,010
90 State of Alaska, Department of Revenue 0.01% of their portfolio JUNEAU, AK 66,75066.8k $587.0k $587.0k 0.01% Added +150 +150
91 NEUBERGER BERMAN GROUP LLC 0.00% of their portfolio NEW YORK, NY 66,02666.0k $581.0k $581.0k 0.00% Added +311 +311
92 JANUS HENDERSON GROUP PLC 0.00% of their portfolio LONDON, X0 65,83065.8k $576.3k $576.3k 0.00% Unchanged
93 STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM 0.00% of their portfolio TALLAHASSEE, FL 64,44564.4k $567.1k $567.1k 0.00% Unchanged
94 Schonfeld Strategic Advisors LLC 0.00% of their portfolio NEW YORK, NY 64,30064.3k $565.8k $565.8k 0.00% Added +37.4k +37,400
95 SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC 0.01% of their portfolio BALA CYNWYD, PA 64,05864.1k $563.7k $563.7k 0.01% Added +15.7k +15,687
96 AlphaQuest LLC 0.06% of their portfolio New York, NY 57,75457.8k $508.2k $508.2k 0.06% Reduced -5.0k -5,023
97 Resona Asset Management Co.,Ltd. 0.00% of their portfolio KOTO-KU,TOKYO, M0 56,45356.5k $494.2k $494.2k 0.00% Added +5.0k +5,004
98 Handelsbanken Fonder AB 0.00% of their portfolio STOCKHOLM, V7 54,94854.9k $484.0k $484.0k 0.00% Unchanged
99 Diametric Capital, LP 0.55% of their portfolio BOSTON, MA 53,00753.0k $466.5k $466.5k 0.55% New
100 ENVESTNET ASSET MANAGEMENT INC 0.00% of their portfolio Berwyn, PA 52,54452.5k $462.4k $462.4k 0.00% Added +2.7k +2,681