Vault-13

APARTMENT INVT & MGMT CO AIV

CL A · REIT · CUSIP 03748R747

217 institutional holders +4 vs Q3 2025
125,822,314125.8m shares reported held*
$747.5mreported value*
44 new 75 added 61 reduced 40 sold out net bought ≈ $5.9m (+993.2k 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 ($94.2k this quarter). Holder counts are more reliable. Implied quarter-end price ≈ $5.94. Options: 5 managers hold calls ($13.0m notional), 8 hold puts ($13.4m).

Trends to Q4 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: 212Q2 25: 211Q3 25: 213Q4 25: 217217Q3 22Q2 23Q1 24Q4 24Q4 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
Q2 2025211
Q3 2025213
Q4 2025217

Buyers vs sellers

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

Bought or addedCut or sold out
2000200Q1 24: 73 bought or addedQ1 24: 100 cut or sold outQ2 24: 99 bought or addedQ2 24: 78 cut or sold outQ2 24Q3 24: 88 bought or addedQ3 24: 86 cut or sold outQ4 24: 90 bought or addedQ4 24: 95 cut or sold outQ4 24Q1 25: 115 bought or addedQ1 25: 86 cut or sold outQ2 25: 97 bought or addedQ2 25: 107 cut or sold outQ2 25Q3 25: 116 bought or addedQ3 25: 97 cut or sold outQ4 25: 119 bought or addedQ4 25: 101 cut or sold outQ4 25
Numbers
QuarterBought or addedCut or sold out
Q1 202473100
Q2 20249978
Q3 20248886
Q4 20249095
Q1 202511586
Q2 202597107
Q3 202511697
Q4 2025119101

Calls vs puts

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

CallsPuts
$0$20m$40m$60mQ1 25 calls: $2.6mQ1 25 puts: $360.8kQ1 25P/C 0.14Q2 25 calls: $2.9mQ2 25 puts: $736.4kQ2 25P/C 0.25Q3 25 calls: $53.6mQ3 25 puts: $29.5mQ3 25P/C 0.55Q4 25 calls: $13.0mQ4 25 puts: $13.4mQ4 25P/C 1.03
Numbers
QuarterCallsPutsP/C
Q1 2025$2.6m$360.8k0.14
Q2 2025$2.9m$736.4k0.25
Q3 2025$53.6m$29.5m0.55
Q4 2025$13.0m$13.4m1.03

Biggest buyers

Silver Point Capital L.P. New +7,406,522+7.4m
Irenic Capital Management LP New +3,890,324+3.9m
Western Standard LLC New +1,679,924+1.7m
Newtyn Management, LLC Added +1,435,479+1.4m
LANDMARK INVESTMENT PARTNERS, L.P. Added +1,357,261+1.4m
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND New +920,300+920.3k
Schonfeld Strategic Advisors LLC Added +917,194+917.2k
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC New +711,262+711.3k
Y-Intercept (Hong Kong) Ltd Added +695,816+695.8k
Verition Fund Management LLC Added +507,788+507.8k

Biggest sellers

GOLDMAN SACHS GROUP INC Reduced -5,032,899-5.0m
Madison Avenue Partners, LP Sold out -3,617,314-3.6m
MILLENNIUM MANAGEMENT LLC Reduced -3,030,099-3.0m
Ursa Fund Management, LLC Reduced -2,676,400-2.7m
Argosy-Lionbridge Management, LLC Reduced -1,776,071-1.8m
RENAISSANCE TECHNOLOGIES LLC Sold out -1,201,640-1.2m
Qube Research & Technologies Ltd Reduced -901,589-901.6k
LMR Partners LLP Sold out -807,439-807.4k
JPMORGAN CHASE & CO Reduced -699,910-699.9k
Man Group plc Reduced -498,680-498.7k

Biggest calls

J. Goldman & Co LP Unchanged $11.1m1.9m shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP Reduced $1.0m172.5k shares
CITADEL ADVISORS LLC Added $608.9k102.5k shares
JANE STREET GROUP, LLC New $232.3k39.1k shares
Centiva Capital, LP Unchanged $22.6k3.8k shares

Biggest puts

Centiva Capital, LP Added $4.5m756.4k shares
CITADEL ADVISORS LLC Reduced $4.3m717.9k shares
SIMPLEX TRADING, LLC Added $2.3m383.6k shares
JANE STREET GROUP, LLC New $1.1m182.1k shares
JBF Capital, Inc. New $653.4k110.0k shares
IMC-Chicago, LLC New $244.7k41.2k shares
GROUP ONE TRADING LLC Reduced $237.6k40.0k shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP Reduced $140.2k23.6k 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 Q4 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 Q4 2025.

Holders, Q4 2025

#ManagerLocationShares Value% of their portfolioChangeShares change
1 VANGUARD GROUP INC 0.00% of their portfolio Valley Forge, PA 19,169,67719.2m $113.9m $113.9m 0.00% Added +13.0k +13,011
2 PRICE T ROWE ASSOCIATES INC /MD/ 0.01% of their portfolio BALTIMORE, MD 17,286,86617.3m $102.7m $102.7m 0.01% Reduced -9.5k -9,500
3 BlackRock, Inc. 0.00% of their portfolio New York, NY 14,513,07114.5m $86.2m $86.2m 0.00% Added +471.2k +471,160
4 Newtyn Management, LLC 5.78% of their portfolio NEW YORK, NY 9,197,3259.2m $54.6m $54.6m 5.78% Added +1.4m +1,435,479
5 Silver Point Capital L.P. 1.98% of their portfolio Greenwich, CT 7,406,5227.4m $44.0m $44.0m 1.98% New
6 STATE STREET CORP 0.00% of their portfolio BOSTON, MA 5,748,1755.7m $34.1m $34.1m 0.00% Reduced -117.0k -116,984
7 Irenic Capital Management LP 3.03% of their portfolio NEW YORK, NY 3,890,3243.9m $23.1m $23.1m 3.03% New
8 GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio BOSTON, MA 3,382,3893.4m $20.1m $20.1m 0.00% Added +52.8k +52,760
9 MORGAN STANLEY 0.00% of their portfolio NEW YORK, NY 2,687,7602.7m $16.0m $16.0m 0.00% Reduced -10.8k -10,773
10 LANDMARK INVESTMENT PARTNERS, L.P. 11.30% of their portfolio WEST PALM BEACH, FL 2,220,7782.2m $13.2m $13.2m 11.30% Added +1.4m +1,357,261
11 THOMPSON SIEGEL & WALMSLEY LLC 0.20% of their portfolio RICHMOND, VA 2,005,6642.0m $11.9m $11.9m 0.20% Added +199.5k +199,547
12 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.00% of their portfolio SAN FRANCISCO, CA 2,001,3622.0m $11.9m $11.9m 0.00% Added +91.5k +91,468
13 DIMENSIONAL FUND ADVISORS LP 0.00% of their portfolio AUSTIN, TX 1,831,5341.8m $10.9m $10.9m 0.00% Reduced -51.9k -51,885
14 Western Standard LLC 4.60% of their portfolio Los Angeles, CA 1,679,9241.7m $10.0m $10.0m 4.60% New
15 Schonfeld Strategic Advisors LLC 0.04% of their portfolio NEW YORK, NY 1,493,5321.5m $8.9m $8.9m 0.04% Added +917.2k +917,194
16 MILLENNIUM MANAGEMENT LLC 0.01% of their portfolio NEW YORK, NY 1,410,7861.4m $8.4m $8.4m 0.01% Reduced -3.0m -3,030,099
17 NORTHERN TRUST CORP 0.00% of their portfolio CHICAGO, IL 1,278,1081.3m $7.6m $7.6m 0.00% Reduced -189.7k -189,692
18 Weiss Asset Management LP 0.11% of their portfolio BOSTON, MA 1,250,0001.2m $7.4m $7.4m 0.11% Added +2.4k +2,423
19 Argosy-Lionbridge Management, LLC 4.27% of their portfolio WAYNE, PA 1,137,0631.1m $6.8m $6.8m 4.27% Reduced -1.8m -1,776,071
20 Verition Fund Management LLC 0.03% of their portfolio GREENWICH, CT 1,072,3001.1m $6.4m $6.4m 0.03% Added +507.8k +507,788
21 HRT FINANCIAL LP 0.02% of their portfolio NEW YORK, NY 1,012,2571.0m $6.0m $6.0m 0.02% Added +450.3k +450,281
22 Meros Investment Management, LP 2.35% of their portfolio DALLAS, TX 995,681995.7k $5.9m $5.9m 2.35% Added +41.5k +41,500
23 HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND 0.01% of their portfolio TORONTO, A6 920,300920.3k $5.5m $5.5m 0.01% New
24 SummitTX Capital, L.P. 0.15% of their portfolio FORT WORTH, TX 831,771831.8k $4.9m $4.9m 0.15% Added +306.7k +306,663
25 Y-Intercept (Hong Kong) Ltd 0.11% of their portfolio HONG KONG, K3 812,959813.0k $4.8m $4.8m 0.11% Added +695.8k +695,816
26 Bank of New York Mellon Corp 0.00% of their portfolio NEW YORK, NY 723,920723.9k $4.3m $4.3m 0.00% Added +228.1k +228,082
27 UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% of their portfolio NEW YORK, NY 711,262711.3k $4.2m $4.2m 0.00% New
28 Qube Research & Technologies Ltd 0.01% of their portfolio LONDON, X0 678,542678.5k $4.0m $4.0m 0.01% Reduced -901.6k -901,589
29 Union Square Park Capital Management, LLC 3.02% of their portfolio New York, NY 650,000650.0k $3.9m $3.9m 3.02% Added +390.0k +390,000
30 JPMORGAN CHASE & CO 0.00% of their portfolio NEW YORK, NY 633,398633.4k $3.8m $3.8m 0.00% Reduced -699.9k -699,910
31 VOYA INVESTMENT MANAGEMENT LLC 0.00% of their portfolio ATLANTA, GA 584,121584.1k $3.5m $3.5m 0.00% Reduced -48.8k -48,824
32 Legal & General Group Plc 0.00% of their portfolio London, X0 576,960577.0k $3.4m $3.4m 0.00% Added +8.8k +8,773
33 GOLDMAN SACHS GROUP INC 0.00% of their portfolio NEW YORK, NY 564,107564.1k $3.4m $3.4m 0.00% Reduced -5.0m -5,032,899
34 ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 0.00% of their portfolio BOSTON, MA 501,256501.3k $3.0m $3.0m 0.00% Reduced -88.7k -88,650
35 Quinn Opportunity Partners LLC 0.13% of their portfolio CHARLOTTESVILLE, VA 494,935494.9k $2.9m $2.9m 0.13% Added +27.0k +26,961
36 LPL Financial LLC 0.00% of their portfolio FORT MILL, SC 494,597494.6k $2.9m $2.9m 0.00% Added +856 +856
37 Nuveen, LLC 0.00% of their portfolio CHARLOTTE, NC 462,476462.5k $2.7m $2.7m 0.00% Reduced -4.6k -4,619
38 Ursa Fund Management, LLC 0.22% of their portfolio Danville, CA 423,600423.6k $2.5m $2.5m 0.22% Reduced -2.7m -2,676,400
39 PEAK6 LLC 0.03% of their portfolio AUSTIN, TX 394,064394.1k $2.3m $2.3m 0.03% Added +284.3k +284,258
40 HSBC HOLDINGS PLC 0.00% of their portfolio LONDON, X0 378,498378.5k $2.2m $2.2m 0.00% Added +200.7k +200,713
41 DLD Asset Management, LP 0.23% of their portfolio NEW YORK, NY 376,869376.9k $2.2m $2.2m 0.23% New
42 Northern Right Capital Management, L.P. 0.57% of their portfolio DARIEN, CT 363,042363.0k $2.2m $2.2m 0.57% New
43 CANTOR FITZGERALD, L. P. 0.06% of their portfolio NEW YORK, NY 355,000355.0k $2.1m $2.1m 0.06% Reduced -380.0k -380,000
44 Beverly Hills Private Wealth, LLC 0.34% of their portfolio BEVERLY HILLS, CA 330,622330.6k $2.0m $2.0m 0.34% Added +5.5k +5,506
45 D. E. Shaw & Co., Inc. 0.00% of their portfolio New York, NY 327,168327.2k $1.9m $1.9m 0.00% Reduced -214.0k -214,009
46 Greenland Capital Management LP 0.28% of their portfolio NEW YORK, NY 325,000325.0k $1.9m $1.9m 0.28% Added +155.0k +155,000
47 Bleakley Financial Group, LLC 0.03% of their portfolio PARSIPPANY, NJ 319,583319.6k $1.9m $1.9m 0.03% Reduced -969 -969
48 Invesco Ltd. 0.00% of their portfolio ATLANTA, GA 311,046311.0k $1.8m $1.8m 0.00% Added +23.5k +23,492
49 UBS Group AG 0.00% of their portfolio ZURICH, V8 305,909305.9k $1.8m $1.8m 0.00% Reduced -233.2k -233,153
50 RAYMOND JAMES FINANCIAL INC 0.00% of their portfolio ST. PETERSBURG, FL 288,232288.2k $1.7m $1.7m 0.00% New
51 BNP PARIBAS FINANCIAL MARKETS 0.00% of their portfolio PARIS, I0 287,525287.5k $1.7m $1.7m 0.00% Added +203.6k +203,554
52 Swiss National Bank 0.00% of their portfolio ZURICH, V8 266,484266.5k $1.6m $1.6m 0.00% Added +5.5k +5,500
53 Zurcher Kantonalbank (Zurich Cantonalbank) 0.00% of their portfolio ZURICH, V8 261,906261.9k $1.6m $1.6m 0.00% Added +138.2k +138,214
54 ExodusPoint Capital Management, LP 0.02% of their portfolio NEW YORK, NY 252,553252.6k $1.5m $1.5m 0.02% New
55 Centiva Capital, LP 0.09% of their portfolio New York, NY 250,000250.0k $1.5m $1.5m 0.09% Added +175.0k +175,000
56 BARCLAYS PLC 0.00% of their portfolio LONDON, X0 243,343243.3k $1.4m $1.4m 0.00% Added +10.4k +10,385
57 XTX Topco Ltd 0.04% of their portfolio LONDON, X0 239,746239.7k $1.4m $1.4m 0.04% New
58 CANADA LIFE ASSURANCE Co 0.00% of their portfolio WINNIPEG, A2 234,881234.9k $1.4m $1.4m 0.00% Added +21.7k +21,668
59 Yakira Capital Management, Inc. 0.47% of their portfolio Westport, CT 234,034234.0k $1.4m $1.4m 0.47% New
60 Man Group plc 0.00% of their portfolio LONDON, X0 212,647212.6k $1.3m $1.3m 0.00% Reduced -498.7k -498,680
61 NOMURA ASSET MANAGEMENT CO LTD 0.00% of their portfolio TOKYO, M0 193,200193.2k $1.1m $1.1m 0.00% Unchanged
62 RHUMBLINE ADVISERS 0.00% of their portfolio BOSTON, MA 193,154193.2k $1.1m $1.1m 0.00% Reduced -41.7k -41,730
63 Asset Management One Co., Ltd. 0.00% of their portfolio TOKYO, M0 180,890180.9k $1.1m $1.1m 0.00% Reduced -9.0k -8,991
64 PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO 0.00% of their portfolio COLUMBUS, OH 180,875180.9k $1.1m $1.1m 0.00% Reduced -4.3k -4,252
65 CITADEL ADVISORS LLC 0.00% of their portfolio MIAMI, FL 180,108180.1k $1.1m $1.1m 0.00% Reduced -448.3k -448,286
66 MARSHALL WACE, LLP 0.00% of their portfolio LONDON, X0 173,953174.0k $1.0m $1.0m 0.00% New
67 NORGES BANK 0.00% of their portfolio OSLO, Q8 165,000165.0k $980.1k $980.1k 0.00% Not comparable
68 ALLIANCEBERNSTEIN L.P. 0.00% of their portfolio NASHVILLE, TN 163,983164.0k $974.1k $974.1k 0.00% Added +1.1k +1,123
69 CITIGROUP INC 0.00% of their portfolio NEW YORK, NY 152,690152.7k $907.0k $907.0k 0.00% Added +40.9k +40,935
70 Sumitomo Mitsui Trust Group, Inc. 0.00% of their portfolio CHIYODA-KU, TOKYO, M0 150,328150.3k $892.9k $892.9k 0.00% Reduced -2.4k -2,436
71 WELLS FARGO & COMPANY/MN 0.00% of their portfolio SAN FRANCISCO, CA 146,164146.2k $868.2k $868.2k 0.00% Added +21.9k +21,933
72 JANE STREET GROUP, LLC 0.00% of their portfolio NEW YORK, NY 145,767145.8k $865.9k $865.9k 0.00% Reduced -296.1k -296,123
73 State of New Jersey Common Pension Fund D 0.00% of their portfolio TRENTON, NJ 138,773138.8k $824.3k $824.3k 0.00% Unchanged
74 AQR CAPITAL MANAGEMENT LLC 0.00% of their portfolio Greenwich, CT 135,256135.3k $803.4k $803.4k 0.00% Added +63.9k +63,924
75 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.00% of their portfolio WEST SACRAMENTO, CA 134,217134.2k $797.2k $797.2k 0.00% Reduced -12.1k -12,125
76 BANK OF AMERICA CORP /DE/ 0.00% of their portfolio CHARLOTTE, NC 132,321132.3k $786.0k $786.0k 0.00% Reduced -102.5k -102,483
77 FRANKLIN RESOURCES INC 0.00% of their portfolio San Mateo, CA 130,652130.7k $776.1k $776.1k 0.00% New
78 NINE MASTS CAPITAL Ltd 0.12% of their portfolio CENTRAL, K3 120,000120.0k $712.8k $712.8k 0.12% New
79 SG Americas Securities, LLC 0.00% of their portfolio NEW YORK, NY 116,551116.6k $692.0k $692.0k 0.00% Added +77.7k +77,656
80 Quantbot Technologies LP 0.02% of their portfolio NEW YORK, NY 109,110109.1k $648.1k $648.1k 0.02% New
81 CALDWELL SUTTER CAPITAL, INC. 0.27% of their portfolio SAUSALITO, CA 106,358106.4k $631.8k $631.8k 0.27% Added +3.0k +3,000
82 Campbell & CO Investment Adviser LLC 0.03% of their portfolio BALTIMORE, MD 103,143103.1k $612.7k $612.7k 0.03% Added +43.0k +42,957
83 DARK FOREST CAPITAL MANAGEMENT LP 0.03% of their portfolio NEW YORK, NY 100,210100.2k $595.2k $595.2k 0.03% New
84 Mitsubishi UFJ Asset Management Co., Ltd. 0.00% of their portfolio TOKYO, M0 97,71797.7k $576.5k $576.5k 0.00% Unchanged
85 AlphaQuest LLC 0.03% of their portfolio New York, NY 89,91189.9k $534.1k $534.1k 0.03% Reduced -59.6k -59,612
86 Amundi 0.00% of their portfolio Paris, I0 84,92484.9k $504.4k $504.4k 0.00% Added +15.3k +15,297
87 DRW Securities, LLC 0.04% of their portfolio CHICAGO, IL 84,17184.2k $500.0k $500.0k 0.04% Reduced -29.5k -29,531
88 Engineers Gate Manager LP 0.01% of their portfolio NEW YORK, NY 79,54679.5k $472.5k $472.5k 0.01% Reduced -1.1k -1,116
89 Inspire Investing, LLC 0.04% of their portfolio MERIDIAN, ID 78,60878.6k $466.9k $466.9k 0.04% Added +16.0k +16,022
90 WEALTH ENHANCEMENT ADVISORY SERVICES, LLC 0.00% of their portfolio PLYMOUTH, MN 76,41576.4k $451.6k $451.6k 0.00% Reduced -25.0k -25,046
91 MetLife Investment Management, LLC 0.00% of their portfolio Whippany, NJ 75,64175.6k $449.3k $449.3k 0.00% Added +1.5k +1,545
92 Universal- Beteiligungs- und Servicegesellschaft mbH 0.00% of their portfolio FRANKFURT AM MAIN, 2M 73,69773.7k $437.8k $437.8k 0.00% Added +51.1k +51,136
93 State of Alaska, Department of Revenue 0.00% of their portfolio JUNEAU, AK 71,85771.9k $425.0k $425.0k 0.00% Added +613 +613
94 MACQUARIE GROUP LTD 0.00% of their portfolio Sydney, NSW 2000, C3 66,09766.1k $392.6k $392.6k 0.00% Unchanged
95 JANUS HENDERSON GROUP PLC 0.00% of their portfolio LONDON, X0 65,83065.8k $391.4k $391.4k 0.00% Unchanged
96 STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM 0.00% of their portfolio TALLAHASSEE, FL 64,44564.4k $382.8k $382.8k 0.00% Unchanged
97 INTECH INVESTMENT MANAGEMENT LLC 0.00% of their portfolio WEST PALM BEACH, FL 62,40162.4k $370.7k $370.7k 0.00% Added +3.7k +3,708
98 MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. 0.00% of their portfolio CAUSEWAY BAY, K3 61,33761.3k $364.3k $364.3k 0.00% Reduced -23 -23
99 STATE OF WISCONSIN INVESTMENT BOARD 0.00% of their portfolio MADISON, WI 61,20461.2k $363.6k $363.6k 0.00% Added +15.2k +15,201
100 MANUFACTURERS LIFE INSURANCE COMPANY, THE 0.00% of their portfolio Toronto, A6 58,29858.3k $346.3k $346.3k 0.00% Reduced -5.0k -4,952