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Itau Unibanco Holding (ITUB)

Itau Unibanco Holding on one page: short interest, daily short volume, fails to deliver, large holders, 13F holders and insider trades. Listed on NYSE, classified by the SEC as state commercial banks.

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23.8M

Short interest

settlement 2026-09-30

1.1

Days to cover

+0.1 days vs prior

57.7%

Short share of volume

2026-10-09

25

Fails to deliver

settlement 2026-09-04

-$626K

Insider flow, 90 days

0 buys, 1 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 ITUB is 23,799,736 shares, up 7,414,908 shares over the last month. Over the last 48 readings it ranged from 11,637,187 shares (29 November 2024) to 111,064,779 shares (15 May 2025). At the reported average volume of 22.6M shares a day that is 1.1 days to cover.

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SettlementShares shortChangeAvg daily volumeDays to cover
2026-09-3023,799,736+3.3%22,611,1831.05
2026-09-1523,048,722+40.7%24,052,4911.00
2026-08-3116,384,828+21.7%19,542,6981.00
2026-08-1413,467,855-27.7%23,671,6181.00
2026-07-3118,624,021-30.6%18,638,2851.00
2026-07-1526,832,464+8.1%19,126,3421.40
2026-06-3024,831,480+6.0%23,853,9061.04
2026-06-1523,430,896-26.0%23,165,2071.01
2026-05-2931,671,217-8.1%20,674,6311.53
2026-05-1534,461,089+115.0%30,218,2181.14
2026-04-3016,028,251-18.1%16,659,0361.00
2026-04-1519,581,294+17.0%20,331,2491.00
2026-03-3116,732,904-15.3%31,846,2431.00
2026-03-1319,746,435-5.0%31,598,3321.00
2026-02-2720,778,303-26.7%24,159,9981.00
2026-02-1328,334,357-20.9%29,751,0661.00
2026-01-3035,828,057-0.4%33,216,4931.08
2026-01-1535,979,370-26.0%18,815,6881.91
2025-12-3148,599,488+3.9%13,809,6383.52
2025-12-1546,768,647-10.0%25,344,7051.85
2025-11-2851,987,677-6.8%18,240,0982.85
2025-11-1455,757,970-4.3%20,756,9722.69
2025-10-3158,248,038+12.2%21,806,9272.67
2025-10-1551,928,869-23.7%28,650,3291.81

Daily short volume

FINRA Reg SHO, the last 30 sessions. JSON

As of 9 October 2026, the short share of ITUB volume is 57.7%, down 4.1 points over the last five sessions. Over the last 30 readings it ranged from 36.7% (28 September 2026) to 68.1% (3 September 2026). The latest reading is 3.8 points above the 30-session average of 53.8%, on 17.0M shares reported.

DateShort volumeTotal volumeShort shareExempt
2026-10-099.8M17.0M57.7%1,810
2026-10-087.0M13.5M51.7%1,168
2026-10-075.6M13.4M42.0%1,459
2026-10-0611.4M23.5M48.4%21,177
2026-10-0520.9M39.2M53.4%30,651
2026-10-029.5M15.3M61.8%29,920
2026-10-0112.4M21.1M59.0%1,143
2026-09-309.7M18.7M52.0%20,970
2026-09-292.8M7.0M40.2%12,623
2026-09-282.8M7.6M36.7%6,283
2026-09-252.8M6.8M40.4%9,339
2026-09-242.5M5.7M43.1%5,801
2026-09-232.8M6.2M46.2%1,190
2026-09-223.3M7.9M42.5%8,700
2026-09-212.9M6.5M44.1%2,579
2026-09-184.1M7.3M56.3%44,240
2026-09-174.8M7.3M65.7%6,329
2026-09-165.9M11.8M49.6%23,053
2026-09-153.5M5.8M60.6%3,843
2026-09-144.1M7.8M52.9%9,098
2026-09-116.5M10.4M62.5%1,021
2026-09-108.6M13.4M63.7%2,995
2026-09-096.9M15.6M44.0%3,795
2026-09-084.1M6.8M59.5%13,940
2026-09-042.7M4.5M61.3%7,024
2026-09-034.1M6.1M68.1%54
2026-09-025.6M9.6M58.6%6,939
2026-09-013.6M5.4M66.4%4,445
2026-08-313.3M5.5M59.4%13,400
2026-08-283.9M5.8M67.6%17,734

Fails to deliver

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

As of 4 September 2026, the fails-to-deliver balance in ITUB is 25 shares, down 472 shares over the last settlement date. Over the last 30 readings it ranged from 4 shares (4 March 2026) to 297,817 shares (13 March 2026). The latest reading sits at the bottom of that range.

SettlementShares failedPriceValue
2026-09-0425$8.22$206
2026-09-02497$7.68$4K
2026-08-2511,683$7.52$88K
2026-08-2425,325$7.48$189K
2026-08-1925,218$7.27$183K
2026-08-0336$8.46$305
2026-07-203,754$8.20$31K
2026-06-1753,595$7.95$426K
2026-06-1171$7.62$541
2026-06-10807$7.53$6K
2026-06-0358,326$7.86$458K
2026-05-2229$8.00$232
2026-05-19332$7.89$3K
2026-05-052,915$8.47$25K
2026-05-013,785$8.70$33K
2026-04-16231,814$9.39$2.2M
2026-04-0163,663$8.38$533K
2026-03-30203$7.87$2K
2026-03-13297,817$8.10$2.4M
2026-03-044$8.40$34
2026-02-191,952$9.17$18K
2026-02-09766$8.99$7K
2026-01-3013,458$8.93$120K
2026-01-285$8.78$44
2026-01-23260,782$8.21$2.1M
2026-01-136,731$7.39$50K
2025-12-301,739$7.02$12K
2025-12-291,426$7.31$10K
2025-12-1513,727$7.32$100K
2025-12-0523,289$8.07$188K

Insider trades

SEC Form 4, newest first. JSON

Insiders at ITUB reported 1 open-market sell worth $626K in the last 90 days and no open-market buys. Latest filing: Orestes Vanzo Carlos (SMEs Officer (retail segment)) on 2026-09-08.

DateInsiderTitleTypeSharesPriceValueOwned after
2026-09-08Orestes Vanzo CarlosSMEs Officer (retail segment)Sell75K$8.38$626K933K
2026-07-07Orestes Vanzo CarlosSMEs Officer (retail segment)Sell60K$8.24$494K1.0M
2026-05-08Villela Marino RicardoDirectorGrant48K$0.00$0249K
2026-05-08Moreira Salles PedroDirectorGrant76K$0.00$012.2M
2026-05-08Santana Maria Helena dos Santos Fernandes deDirectorGrant21K$0.00$0203K
2026-05-08Lutz Marcos MDirectorGrant21K$0.00$052K
2026-05-08Moreira Salles JoaoDirectorGrant21K$0.00$0320K
2026-05-08de Mattos Barretto Villela Ana LuciaDirectorGrant21K$0.00$0278K
2026-05-08Gon Cesar NivaldoDirectorGrant21K$0.00$0162K
2026-05-08Egydio Setubal RobertoDirectorGrant76K$0.00$01.2M
2026-05-08Egydio Setubal AlfredoDirectorGrant21K$0.00$01.5M
2026-05-08Bracher CandidoDirectorGrant21K$0.00$07.0M
2026-05-08Bodin de Moraes Pedro LuizDirectorGrant21K$0.00$0725K
2026-05-08Bloisi Rocha FabricioDirectorGrant21K$0.00$079K
2026-05-08Antunes Veras PauloDirectorGrant21K$0.00$079K
2026-04-17Guillinet Fajerman SergioChief People and MKT OfficerSell39K$9.53$376K1.2M
2026-04-15Guillinet Fajerman SergioChief People and MKT OfficerSell20K$9.45$189K1.2M
2026-04-14Guillinet Fajerman SergioChief People and MKT OfficerSell50K$9.38$469K1.3M
2026-04-08Teixeira Rodrigues Andre LuisRetail business OfficerSell183K$8.82$1.6M1.6M

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.

Large holders (13D and 13G)

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

1 holder reports 5% or more of ITUB in its latest filing, on Schedule 13G (passive). The holder is BlackRock, Inc. at 8.4% of the class (453,026,569 shares), filed 2026-04-28 for an event on 2026-03-31.

FiledFormHolderSharesOf classEvent
2026-04-2813G/Ano. 12BlackRock, Inc.parent holding company453.0M8.4%2026-03-31

13F holders

Tracked managers holding ITUB at their latest 13F. JSON

5 of the 30 tracked managers held ITUB at their latest 13F, $401.6M in total at quarter-end prices. Fisher Asset Management is the largest at $225.8M (0.1% of its portfolio) as of 2026-06-30. Over the prior quarter 2 added shares and 3 cut.

FundQuarterSharesValueOf portfolioChange in shares
Fisher Asset Management2026-06-3027.6M$225.8M0.07%-983K
Two Sigma Investments2026-06-3014.1M$114.8M0.08%-6.0M
Point72 Asset Management2026-06-304.5M$37.1M0.04%new
Citadel Advisors2026-06-302.8M$23.3M0.00%new
AQR Capital Management2026-06-3083K$679K0.00%-383K

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.

What this page is

Itau Unibanco Holding 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 Itau Unibanco Holding (ITUB), SEC CIK 1132597, listed on NYSE, classified by the SEC as state commercial banks. 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 2026-09-04.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 2026-04-28.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
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 2026-09-08.JSON and CSV
Company record
EDGAR filing index for CIK 1132597Ticker, 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.

Other companies the SEC classifies as state commercial banks

Datasets

Frequently Asked Questions

How much of ITUB is sold short?
23,799,736 shares were held short at the 2026-09-30 settlement, 1.1 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 ITUB's daily short volume?
On 2026-10-09, 9,803,952 of the 16,995,917 ITUB shares reported to FINRA were sold short, 57.7% of the day's reported volume. Short volume is a flow for one day, not a position.
Does ITUB have fails to deliver?
The SEC's latest file shows 25 ITUB shares failed to deliver at settlement 2026-09-04. Fails are reported per settlement date and published twice a month with a lag.
Are ITUB insiders buying or selling?
Insiders at ITUB reported 1 open-market sell worth $626K in the last 90 days and no open-market buys. Latest filing: Orestes Vanzo Carlos (SMEs Officer (retail segment)) on 2026-09-08.
Who owns 5% or more of ITUB?
1 holder reports 5% or more of ITUB in its latest filing, on Schedule 13G (passive). The holder is BlackRock, Inc. at 8.4% of the class (453,026,569 shares), filed 2026-04-28 for an event on 2026-03-31.
Which tracked 13F managers own ITUB?
5 of the 30 tracked 13F managers held ITUB shares at their latest filing, $401.6M in all. The largest: Ken Fisher's Fisher Asset Management (27.6M shares, $225.8M), Two Sigma Investments (14.1M shares, $114.8M), Steve Cohen's Point72 Asset Management (4.5M shares, $37.1M), Ken Griffin's Citadel Advisors (2.8M shares, $23.3M), Cliff Asness's AQR Capital Management (83K shares, $679K).

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