XOOMAR

Affiliated Managers Group (AMG)

Affiliated Managers Group on one page: short interest, daily short volume, fails to deliver, planned sales, large holders, 13F holders, financials, earnings dates and insider trades. Listed on NYSE, classified by the SEC as investment advice.

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1.0M

Short interest

settlement 2026-09-30

3.0

Days to cover

-0.8 days vs prior

59.2%

Short share of volume

2026-10-09

56

Fails to deliver

settlement 2026-09-14

Mon 2 Nov

Next earnings

estimated date

$0

Insider flow, 90 days

0 buys, 0 sells

As of 2026-10-09.

Short interest

FINRA, twice a month. The newest 24 settlements in the table, 48 in the chart. JSON

As of 30 September 2026, short interest in AMG is 1,009,113 shares, up 140,506 shares over the last month. Over the last 48 readings it ranged from 432,433 shares (29 November 2024) to 1,257,225 shares (15 June 2026). At the reported average volume of 335K shares a day that is 3.0 days to cover.

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SettlementShares shortChangeAvg daily volumeDays to cover
2026-09-301,009,113-2.9%334,6693.02
2026-09-151,039,423+19.7%271,7073.83
2026-08-31868,607+28.5%263,8583.29
2026-08-14675,879-13.5%242,4382.79
2026-07-31781,318-11.6%289,0422.70
2026-07-15883,948-14.9%233,6693.78
2026-06-301,038,960-17.4%359,6492.89
2026-06-151,257,225+22.3%388,5303.24
2026-05-291,027,745+25.2%321,8873.19
2026-05-15821,107+15.1%306,9312.68
2026-04-30713,622-27.0%358,5181.99
2026-04-15977,259+28.9%346,3512.82
2026-03-31758,066+59.1%373,2382.03
2026-03-13476,318-3.2%371,6511.28
2026-02-27492,186-1.3%473,4541.04
2026-02-13498,417+12.1%517,9621.00
2026-01-30444,676-38.5%392,0851.13
2026-01-15722,765+4.1%377,5031.91
2025-12-31694,140+18.1%478,7451.45
2025-12-15587,572-31.6%394,5151.49
2025-11-28858,970+17.8%270,3903.18
2025-11-14729,136+24.3%375,0481.94
2025-10-31586,825-1.0%220,0872.67
2025-10-15592,542+2.5%200,8172.95

Daily short volume

FINRA Reg SHO, the last 30 sessions. JSON

As of 9 October 2026, the short share of AMG volume is 59.2%, up 3.0 points over the last five sessions. Over the last 30 readings it ranged from 45.9% (31 August 2026) to 83.9% (9 September 2026). The latest reading is 6.4 points below the 30-session average of 65.5%, on 127K shares reported.

DateShort volumeTotal volumeShort shareExempt
2026-10-0975K127K59.2%0
2026-10-0889K126K71.0%0
2026-10-0775K96K78.0%0
2026-10-06118K160K73.6%0
2026-10-0557K78K73.9%0
2026-10-0236K65K56.2%0
2026-10-0141K71K58.6%0
2026-09-3053K96K54.9%0
2026-09-2967K99K67.8%0
2026-09-28150K218K69.0%0
2026-09-2572K108K66.3%38
2026-09-24107K155K68.7%0
2026-09-2354K103K52.8%0
2026-09-2253K91K57.8%0
2026-09-2147K67K69.5%0
2026-09-1843K63K68.2%0
2026-09-1772K112K63.8%0
2026-09-1662K90K69.1%0
2026-09-1556K91K61.4%138
2026-09-1454K81K66.5%0
2026-09-1148K68K69.7%0
2026-09-1063K84K75.3%6
2026-09-0985K102K83.9%11
2026-09-0876K108K70.2%3
2026-09-0456K82K68.1%0
2026-09-0387K189K46.1%236
2026-09-02115K160K71.9%2
2026-09-0160K102K59.2%84
2026-08-3137K80K45.9%0
2026-08-2840K58K68.8%0

Fails to deliver

SEC, the last 30 settlement dates with a fail. JSON

As of 14 September 2026, the fails-to-deliver balance in AMG is 56 shares, down 756 shares over the last settlement date. Over the last 30 readings it ranged from 2 shares (10 June 2026) to 69,721 shares (21 January 2026). The latest reading sits at the bottom of that range.

SettlementShares failedPriceValue
2026-09-1456$355.61$20K
2026-07-14812$359.78$292K
2026-07-089$359.72$3K
2026-07-073$356.61$1K
2026-07-063$344.60$1K
2026-06-263,019$340.08$1.0M
2026-06-253,066$339.10$1.0M
2026-06-1132$335.34$11K
2026-06-102$342.12$684
2026-05-295$302.96$2K
2026-05-285$307.92$2K
2026-05-275$308.65$2K
2026-05-224$302.63$1K
2026-03-26107$280.66$30K
2026-03-2316$278.17$4K
2026-03-2037$278.67$10K
2026-02-1868$323.01$22K
2026-02-04263$308.40$81K
2026-01-2169,721$318.78$22.2M
2025-12-237$287.67$2K
2025-12-221,342$279.09$375K
2025-12-087$273.19$2K
2025-11-251,045$263.23$275K
2025-11-171,189$258.31$307K
2025-11-142,206$259.10$572K
2025-10-15258$239.13$62K
2025-10-066,597$243.04$1.6M
2025-10-031,773$236.55$419K
2025-09-3015$238.73$4K
2025-08-203$217.65$653

Insider trades

SEC Form 4, newest first, 50 of 100 shown. JSON

No open-market insider trades were reported for AMG in the last 90 days. The most recent filings are listed below. Latest filing: FRANQUI ANNETTE (Director) on 2026-08-15.

DateInsiderTitleTypeSharesPriceValueOwned after
2026-08-15FRANQUI ANNETTEDirectorOption exercise477$0.00$02K
2026-08-15Matos Rodriguez Felix V.DirectorOption exercise654$0.00$05K
2026-08-15STARR LOREN MDirectorOption exercise716$0.00$03K
2026-08-15Palandjian Tracy P.DirectorOption exercise848$0.00$018K
2026-06-12Palandjian Tracy P.DirectorTax withholding685$354.62$243K18K
2026-06-12Palandjian Tracy P.DirectorOption exercise3K$82.07$243K18K
2026-06-08Horgen Jay C.President and CEOSell18K$338.27$5.9M205K
2026-06-08Horgen Jay C.President and CEOTax withholding40K$336.62$13.4M222K
2026-06-08Horgen Jay C.President and CEOOption exercise75K$74.49$5.6M262K
2026-06-01FRANQUI ANNETTEDirectorBuy750$304.88$229K2K
2026-05-08Matos Rodriguez Felix V.DirectorSell1K$300.18$300K4K
2026-05-06Cates G. StaleyDirectorBuy2K$305.83$459K6K
2026-05-06Ryan David ChristopherDirectorSell3K$305.06$1.0M1K
2026-03-09Padiyar KavitaGeneral Counsel & Corp. Sec.Sell2K$278.24$612K43K
2026-03-06Wojcik Thomas MPresident and COOSell8K$286.30$2.3M159K
2026-03-05Wojcik Thomas MPresident and COOTax withholding9K$299.18$2.7M167K
2026-03-05Wojcik Thomas MPresident and COOGrant11K$0.00$0177K
2026-03-05Wojcik Thomas MPresident and COOOption exercise7K$0.00$0166K
2026-03-05Padiyar KavitaGeneral Counsel & Corp. Sec.Tax withholding2K$299.18$683K45K
2026-03-05Padiyar KavitaGeneral Counsel & Corp. Sec.Grant2K$0.00$047K
2026-03-05Padiyar KavitaGeneral Counsel & Corp. Sec.Option exercise2K$0.00$045K
2026-03-05Horgen Jay C.Chief Executive OfficerTax withholding18K$299.18$5.5M337K
2026-03-05Horgen Jay C.Chief Executive OfficerGrant27K$0.00$0355K
2026-03-05Horgen Jay C.Chief Executive OfficerOption exercise18K$0.00$0328K
2026-03-05RITCHEA DAVAChief Financial OfficerTax withholding292$299.18$87K309
2026-03-05RITCHEA DAVAChief Financial OfficerOption exercise601$0.00$0601
2026-03-05Alvingham Karen L.DirectorTax withholding67$299.18$20K13K
2026-03-05Alvingham Karen L.DirectorOption exercise867$0.00$013K
2026-03-05Ryan David ChristopherDirectorOption exercise867$0.00$04K
2026-03-05STARR LOREN MDirectorOption exercise652$0.00$02K
2026-03-05Matos Rodriguez Felix V.DirectorOption exercise867$0.00$05K
2026-03-05Palandjian Tracy P.DirectorOption exercise867$0.00$015K
2026-03-05FRANQUI ANNETTEDirectorOption exercise548$0.00$01K
2025-12-23Horgen Jay C.Chief Executive OfficerGift4K$0.00$0510K
2025-11-25Palandjian Tracy P.DirectorGift3K$0.00$014K
2025-11-07Alvingham Karen L.DirectorTax withholding182$259.26$47K12K
2025-11-07Alvingham Karen L.DirectorOption exercise560$69.63$39K12K
2025-09-09Wojcik Thomas MPresident and COOSell16K$231.03$3.7M159K
2025-09-08Wojcik Thomas MPresident and COOTax withholding114K$231.19$26.4M175K
2025-09-08Wojcik Thomas MPresident and COOOption exercise169K$74.49$12.6M289K
2025-09-02Horgen Jay C.Chief Executive OfficerTax withholding45K$229.97$10.3M514K
2025-09-02Horgen Jay C.Chief Executive OfficerOption exercise75K$74.49$5.6M559K
2025-09-02Padiyar KavitaGeneral Counsel & Corp. Sec.Tax withholding31K$229.97$7.1M42K
2025-09-02Padiyar KavitaGeneral Counsel & Corp. Sec.Option exercise48K$73.81$3.5M73K
2025-08-15Churchill Dwight D.DirectorOption exercise1K$0.00$029K
2025-08-15Ryan David ChristopherDirectorOption exercise1K$0.00$04K
2025-08-15STARR LOREN MDirectorOption exercise544$0.00$01K
2025-08-15Alvingham Karen L.DirectorTax withholding84$218.70$18K12K
2025-08-15Alvingham Karen L.DirectorOption exercise1K$0.00$012K
2025-08-15FRANQUI ANNETTEDirectorOption exercise664$0.00$0664

Form 4 filings are due within two business days of the trade. Insiders sell for many reasons that say nothing about the company; open-market buys are rarer.

Planned sales (Form 144)

Newest first. JSON

7 Form 144 notices on file for AMG worth $23.3M at the prices reported; 0 in the last 90 days worth $0. Latest: DAVID RYAN filed on 2026-06-30 to sell 305 shares ($105K) from 2026-06-30.

FiledSellerSharesMarket valueOf outstandingSale fromBroker
2026-06-30DAVID RYANDirector305$105K0.001%2026-06-30Morgan Stanley Smith Barney LLC Executive Financial Services
2026-06-08JAY HORGENOfficer18K$5.9M0.066%2026-06-08Morgan Stanley Smith Barney LLC Executive Financial Services
2026-05-08FELIX V MATOS RODRIGUEZDirector1K$300K0.004%2026-05-08Morgan Stanley Smith Barney LLC Executive Financial Services
2026-05-06DAVID RYANDirector3K$1.0M0.013%2026-05-06Morgan Stanley Smith Barney LLC Executive Financial Services
2026-03-09Wojcik Thomas MOfficer47K$13.1M0.176%2026-03-09Fidelity Brokerage Services LLC
2026-03-09KAVITA PADIYAROfficer2K$612K0.008%2026-03-09Morgan Stanley Smith Barney LLC Executive Financial Services
2026-03-06THOMAS WOJCIKOfficer8K$2.3M0.030%2026-03-06Morgan Stanley Smith Barney LLC Executive Financial Services

Large holders (13D and 13G)

One row per reporting person with its latest filing, newest first. JSON

3 holders report 5% or more of AMG in their latest filing, all on Schedule 13G (passive). The largest reported stake is Morgan Stanley at 5.5% of the class (1,458,379 shares), filed 2026-08-12 for an event on 2026-06-30.

FiledFormHolderSharesOf classEvent
2026-08-1213G/Ano. 7Morgan Stanleyparent holding company, corporation1.5M5.5%2026-06-30
2026-08-1213G/Ano. 7Atlanta Capital Management Company, LLCinvestment adviser, corporation1.2M4.7%2026-06-30
2026-04-2913GVanguard Capital Managementinvestment adviser1.4M5.2%2026-03-31
2026-04-2813GVanguard Portfolio Managementinvestment adviser1.4M5.1%2026-03-31
2026-03-2613G/Ano. 14The Vanguard Groupinvestment adviser00.0%2026-03-13
2026-02-1313G/Ano. 3Jeffrey A. Hakalaparent holding company, individual904K3.2%2025-12-31
2026-02-1313G/Ano. 3Jeremy J. Modellparent holding company, individual904K3.2%2025-12-31
2026-02-1313G/Ano. 3Clarkston Capital Partners, LLCinvestment adviser904K3.2%2025-12-31
2026-02-1313G/Ano. 3Clarkston Companies, Inc.parent holding company, corporation904K3.2%2025-12-31
2026-02-1313G/Ano. 3Modell Capital LLCparent holding company, other entity904K3.2%2025-12-31
2026-02-1313G/Ano. 3Gerald W. Hakalaparent holding company, individual904K3.2%2025-12-31
2025-11-0713G/Ano. 6Eaton Vance Atlanta Capital SMID-Cap Fundinvestment company1.3M4.5%2025-09-30
2025-10-3013G/Ano. 1Israel A. Englanderindividual1.0M3.6%2025-09-30
2025-10-3013G/Ano. 1Millennium Management LLCother entity1.0M3.6%2025-09-30
2025-10-3013G/Ano. 1Millennium Group Management LLCother entity1.0M3.6%2025-09-30
2025-10-3013G/Ano. 1Integrated Core Strategies (US) LLCother entity975K3.4%2025-09-30

13F holders

Tracked managers holding AMG at their latest 13F. JSON

6 of the 30 tracked managers held AMG at their latest 13F, $502.8M in total at quarter-end prices. Millennium Management is the largest at $296.1M (0.1% of its portfolio) as of 2026-06-30. Over the prior quarter 4 added shares and 2 cut.

FundQuarterSharesValueOf portfolioChange in shares
Millennium Management2026-06-30875K$296.1M0.11%+870K
Fisher Asset Management2026-06-30246K$83.4M0.02%-7K
Citadel Advisors2026-06-30198K$67.2M0.01%-49K
Renaissance Technologies2026-06-30117K$39.7M0.05%+8K
D. E. Shaw & Co.2026-06-3043K$14.5M0.01%+4K
Two Sigma Investments2026-06-306K$1.9M0.00%+475

Only the 30 tracked managers on the funds hub; a 13F reports long positions in US listed stock at quarter end, 45 days late, and says nothing about shorts or positions sold since.

Financials

SEC XBRL, as filed. JSON

In Q2 FY 2026 (quarter ended 2026-06-30) Affiliated Managers Group reported revenue of $640.7M, up 29.9% from the same quarter a year earlier, and net income of $185.9M (6.95 diluted EPS). In FY 2025 it generated $973.2M of operating cash flow and spent $706.3M on buybacks and $1.0M on dividends. As of 2026-06-30, cash was $411.0M against $3.00B of debt.

Cash
$411.0M
Debt
$3.00B
Equity
$3.04B
Total assets
$9.40B
Shares outstanding
25,859,933

Quarterly, last 8 quarters

QuarterPeriod endRevenueNet incomeMarginDiluted EPS
Q2 FY 20262026-06-30$640.7M$185.9M29.0%6.95
Q1 FY 20262026-03-31$544.9M$110.4M20.3%3.84
Q4 FY 2025derived2025-12-31$556.6M$347.5M62.4%n/a
Q3 FY 20252025-09-30$528.0M$212.4M40.2%6.87
Q2 FY 20252025-06-30$493.2M$84.3M17.1%2.80
Q1 FY 20252025-03-31$496.6M$72.4M14.6%2.20
Q4 FY 2024derived2024-12-31$524.3M$162.2M30.9%n/a
Q3 FY 20242024-09-30$516.4M$123.6M23.9%3.78

Fiscal years, with buybacks and dividends

Fiscal yearEndsRevenueNet incomeOperating cash flowCapexBuybacksDividends
FY 20252025-12-31$2.07B$716.6M$973.2M$6.1M$706.3M$1.0M
FY 20242024-12-31$2.04B$511.6M$932.1M$3.4M$709.8M$1.4M
FY 20232023-12-31$2.06B$672.9M$874.3M$12.4M$341.9M$1.5M
FY 20222022-12-31$2.33B$1.15B$1.05B$11.4M$713.8M$1.6M
FY 20212021-12-31$2.41B$565.7M$1.26B$8.4M$595.3M$1.7M

Quarters are the three-month figures the company reports; a fourth quarter marked derived is the fiscal year less the three reported quarters, since companies report it only inside the 10-K. Fiscal years are the annual figures. Buybacks are the cash the company paid to repurchase its common stock in the year, not the amount authorized. Balance sheet lines are as of 2026-06-30; shares outstanding as of 2026-08-05 from the cover page.

What this page is

Affiliated Managers Group in the regulatory record

Regulators publish company data in separate files that never sit next to each other: FINRA's twice-monthly short interest, its daily short sale volume, the SEC's fails-to-deliver counts, and each insider's Form 4. A company page puts those series for one ticker on one URL, with planned sales, large holders, 13F holders and financials beside them, so the short position, the daily flow, the settlement fails and what insiders are doing can be read together.

Each section has its own history table, a one-line summary of the latest figures and its own JSON and CSV links, and says when its source last updated.

This page follows Affiliated Managers Group (AMG), SEC CIK 1004434, listed on NYSE, classified by the SEC as investment advice. The cross-market tables live on the short interest and insider transactions hubs.

Source and updates

Short interest
FINRA consolidated short interestSource: FINRA.Twice a month, about eight business days after settlement. Latest 2026-09-30.JSON and CSV
Daily short volume
FINRA Reg SHO daily filesSource: FINRA.Every trading day, the morning after FINRA posts it. Latest 2026-10-09.JSON and CSV
Fails to deliver
SEC fails-to-deliver dataSource: SEC.Twice a month, a few weeks after the half month ends. Latest 2026-09-14.JSON and CSV
Planned sales
SEC EDGAR Form 144Source: SEC.New notices appear shortly after the SEC posts them; a notice is filed on or before the sale. Latest 2026-06-30.JSON and CSV
Large holders
SEC EDGAR Schedule 13D and 13GSource: SEC.New filings appear shortly after the SEC posts them. A 13D is due within five business days of crossing 5%; a 13G follows the passive schedule. Latest 2026-08-12.JSON and CSV
13F holders
SEC EDGAR Form 13F-HRSource: SEC.Quarterly, filed within 45 days of quarter end; 30 tracked managers. Latest 2026-06-30.JSON and CSV
Financials
SEC EDGAR 10-K and 10-Q filingsSource: SEC.Weekly; values are as filed in the 10-Q and 10-K. Latest 2026-06-30.JSON and CSV
Earnings dates
SEC EDGAR 8-K filings (Item 2.02)Source: SEC.Twice a day. Reported dates come from the company's 8-K filings; the next date is marked as an estimate until the 8-K arrives. Latest 2026-07-30.JSON and CSV
Insider trades
SEC EDGAR Form 4Source: SEC.New filings appear shortly after the SEC posts them; they're due two business days after the trade. Latest 2026-08-15.JSON and CSV
Company record
EDGAR filing index for CIK 1004434Ticker, name and exchange from the SEC's company list, refreshed weekly.
Rate limits
10 requests a minute without a key, 30 with a free key from a free account.

How to read it

  • Read the position against the flow: rising short interest with a high daily short share is new shorting; rising short interest with a normal short share is old shorts holding on.
  • Insider buys next to a large short position are rare and stand out; insider sells next to one are common and mean little.
  • Fails to deliver matter relative to the float, not in absolute shares; a million failed shares in a mega cap is noise.

Analysis of what the data shows, not advice. XOOMAR does not recommend buying, selling or holding anything.

Datasets

Frequently Asked Questions

How much of AMG is sold short?
1,009,113 shares were held short at the 2026-09-30 settlement, 3.0 days of average volume. FINRA publishes the next count about eight business days after the 15th and the last business day of the month.
What is AMG's daily short volume?
On 2026-10-09, 75,352 of the 127,364 AMG shares reported to FINRA were sold short, 59.2% of the day's reported volume. Short volume is a flow for one day, not a position.
Does AMG have fails to deliver?
The SEC's latest file shows 56 AMG shares failed to deliver at settlement 2026-09-14. Fails are reported per settlement date and published twice a month with a lag.
Are AMG insiders buying or selling?
No open-market insider trades were reported for AMG in the last 90 days. The most recent filings are listed below. Latest filing: FRANQUI ANNETTE (Director) on 2026-08-15.
Have AMG insiders filed to sell?
7 Form 144 notices on file for AMG worth $23.3M at the prices reported; 0 in the last 90 days worth $0. Latest: DAVID RYAN filed on 2026-06-30 to sell 305 shares ($105K) from 2026-06-30.
Who owns 5% or more of AMG?
3 holders report 5% or more of AMG in their latest filing, all on Schedule 13G (passive). The largest reported stake is Morgan Stanley at 5.5% of the class (1,458,379 shares), filed 2026-08-12 for an event on 2026-06-30.
What did AMG report last quarter?
In Q2 FY 2026 (quarter ended 2026-06-30) Affiliated Managers Group reported revenue of $640.7M, up 29.9% from the same quarter a year earlier, and net income of $185.9M (6.95 diluted EPS). In FY 2025 it generated $973.2M of operating cash flow and spent $706.3M on buybacks and $1.0M on dividends. As of 2026-06-30, cash was $411.0M against $3.00B of debt.
Which tracked 13F managers own AMG?
6 of the 30 tracked 13F managers held AMG shares at their latest filing, $502.8M in all. The largest: Izzy Englander's Millennium Management (875K shares, $296.1M), Ken Fisher's Fisher Asset Management (246K shares, $83.4M), Ken Griffin's Citadel Advisors (198K shares, $67.2M), Renaissance Technologies (117K shares, $39.7M), D. E. Shaw & Co. (43K shares, $14.5M), Two Sigma Investments (6K shares, $1.9M).

Data on this page is provided for informational purposes only and is not financial advice. See our editorial policy.