XOOMAR

Centuri Holdings (CTRI)

Centuri Holdings on one page: short interest, daily short volume, fails to deliver, planned sales, large holders, 13F holders, earnings dates and insider trades. Listed on NYSE, classified by the SEC as natural gas transmisison & distribution.

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7.7M

Short interest

settlement 2026-10-15

3.0

Days to cover

+0.1 days vs prior

67.4%

Short share of volume

2026-11-02

15,211

Fails to deliver

settlement 2026-10-07

Wed 4 Nov

Next earnings

estimated date

$100K

Insider flow, 90 days

1 buys, 0 sells

As of 2026-11-02.

Short interest

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

As of 15 October 2026, short interest in CTRI is 7,705,850 shares, up 2,869,916 shares over the last month. Over the last 48 readings it ranged from 1,495,244 shares (31 October 2025) to 7,705,850 shares (15 October 2026). The latest reading sits at the top of that range. At the reported average volume of 2.6M shares a day that is 3.0 days to cover.

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SettlementShares shortChangeAvg daily volumeDays to cover
2026-10-157,705,850+29.9%2,575,1762.99
2026-09-305,929,923+22.6%2,078,0742.85
2026-09-154,835,934+23.7%1,407,6113.44
2026-08-313,909,593+3.1%1,356,2902.88
2026-08-143,790,752+7.4%2,946,1021.29
2026-07-313,528,154+8.2%1,578,3062.24
2026-07-153,261,943-3.6%1,400,3192.33
2026-06-303,383,855-24.2%1,893,4771.79
2026-06-154,466,357+13.8%963,9334.63
2026-05-293,925,880+13.0%1,359,7662.89
2026-05-153,473,463+16.6%2,314,2941.50
2026-04-302,979,321+2.0%1,010,1552.95
2026-04-152,921,615-17.5%936,1553.12
2026-03-313,541,704+24.1%1,355,1652.61
2026-03-132,854,369+14.4%1,593,9561.79
2026-02-272,495,333-5.5%2,188,7361.14
2026-02-132,640,328+3.9%1,202,3482.20
2026-01-302,541,534-3.7%994,6822.56
2026-01-152,638,094-31.1%1,252,8452.11
2025-12-313,830,030+79.7%1,414,4112.71
2025-12-152,131,828+25.7%2,481,0801.00
2025-11-281,696,103-4.3%1,879,6801.00
2025-11-141,771,690+18.5%2,627,3331.00
2025-10-311,495,244-25.7%1,346,7741.11
2025-10-152,013,060-10.4%2,051,7301.00
2025-09-302,245,591-28.3%2,239,7441.00
2025-09-153,129,573+15.0%4,038,9141.00
2025-08-292,721,272+66.0%1,363,5152.00
2025-08-151,639,179-20.0%2,212,3851.00
2025-07-312,049,711+27.1%644,3393.18
2025-07-151,612,536-37.9%710,9182.27
2025-06-302,598,096+28.0%1,483,8351.75
2025-06-132,029,469-14.8%482,8224.20
2025-05-302,382,681-36.4%1,097,2322.17
2025-05-153,748,003+1.5%464,1698.07
2025-04-303,691,433-2.8%222,36116.60
2025-04-153,797,540+9.6%299,53212.68
2025-03-313,465,559+5.3%389,8958.89
2025-03-143,290,722+1.4%402,5278.18
2025-02-283,245,440-0.9%429,9097.55
2025-02-143,275,509+1.4%330,4899.91
2025-01-313,230,463-4.2%590,0965.47
2025-01-153,373,044+5.0%203,45416.58
2024-12-313,211,709+10.9%285,80111.24
2024-12-132,895,342+21.7%403,8217.17
2024-11-292,378,680+2.4%349,6216.80
2024-11-152,323,772-8.6%606,8803.83
2024-10-312,543,542-8.9%349,8107.27

Daily short volume

FINRA Reg SHO, the last 30 sessions. JSON

As of 2 November 2026, the short share of CTRI volume is 67.4%, down 16.0 points over the last five sessions. Over the last 30 readings it ranged from 34.8% (29 October 2026) to 87.7% (12 October 2026). The latest reading is in line with the 30-session average of 66.9%, on 296K shares reported.

DateShort volumeTotal volumeShort shareExempt
2026-11-02199K296K67.4%0
2026-10-30180K292K61.6%1
2026-10-29254K730K34.8%0
2026-10-28266K509K52.2%0
2026-10-27250K384K65.1%248
2026-10-26356K427K83.4%0
2026-10-23371K465K79.8%41
2026-10-22375K503K74.6%0
2026-10-21294K371K79.1%3,295
2026-10-20477K612K78.0%0
2026-10-19408K537K75.9%0
2026-10-16427K557K76.6%643
2026-10-15414K766K54.0%47
2026-10-14367K486K75.5%0
2026-10-13296K402K73.6%0
2026-10-12379K432K87.7%185
2026-10-09318K427K74.5%0
2026-10-08250K343K72.8%0
2026-10-07417K527K79.0%900
2026-10-06396K504K78.6%0
2026-10-05269K419K64.1%0
2026-10-02373K688K54.2%0
2026-10-01337K556K60.6%0
2026-09-30273K550K49.7%0
2026-09-29442K717K61.7%0
2026-09-28222K426K52.0%0
2026-09-25359K505K71.2%0
2026-09-24375K610K61.4%0
2026-09-23513K825K62.2%0
2026-09-22260K558K46.7%0

Fails to deliver

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

As of 7 October 2026, the fails-to-deliver balance in CTRI is 15,211 shares, up 15,020 shares over the last settlement date. Over the last 30 readings it ranged from 1 share (17 July 2026) to 205,065 shares (27 February 2026). The latest reading sits at the bottom of that range.

SettlementShares failedPriceValue
2026-10-0715,211$21.20$322K
2026-09-14191$20.16$4K
2026-08-2443$21.36$918
2026-08-12210$24.40$5K
2026-07-171$27.28$27
2026-07-0943,980$26.30$1.2M
2026-06-152,091$30.35$63K
2026-05-26200$30.20$6K
2026-04-099,052$32.08$290K
2026-04-089,052$30.67$278K
2026-03-3068,498$29.38$2.0M
2026-03-2790,835$29.67$2.7M
2026-03-068,879$29.45$261K
2026-03-02108,490$31.00$3.4M
2026-02-27205,065$31.43$6.4M
2026-02-24124,054$31.24$3.9M
2026-02-2342,283$31.85$1.3M
2026-02-1319,620$31.11$610K
2026-02-1247,732$31.42$1.5M
2026-02-1119,620$30.44$597K
2026-02-0937$28.93$1K
2026-01-0543$25.82$1K
2025-12-229,015$26.13$236K
2025-11-262,892$21.25$61K
2025-11-205,250$20.05$105K
2025-11-13826$22.12$18K
2025-11-12581$22.06$13K
2025-11-10725$20.99$15K
2025-10-163,170$21.13$67K
2025-10-146,576$20.60$135K

Insider trades

SEC Form 4, newest first. JSON

Insiders at CTRI reported 1 open-market buy worth $100K in the last 90 days and no open-market sells. Latest filing: Palazzo Ryan (President, U.S. Gas) on 2026-10-20.

DateInsiderTitleTypeSharesPriceValueOwned after
2026-10-20Palazzo RyanPresident, U.S. GasTax withholding385$20.51$8K13K
2026-09-18DeMaria DustinDirectorBuy5K$19.27$100K13K
2026-08-12Youngblood KellySee RemarksGrant73K$0.00$073K
2026-08-12Hunter Danielle E.See RemarksGrant9K$0.00$026K
2026-08-12Hunter Danielle E.See RemarksGrant17K$0.00$017K
2026-05-19Haller Karen SDirectorGrant4K$0.00$030K
2026-05-19Dill JulieDirectorGrant4K$0.00$024K
2026-05-19Krummel Christopher ADirectorGrant4K$0.00$021K
2026-05-19Patton Charles R.DirectorGrant4K$0.00$029K
2026-05-19MARIUCCI ANNE LDirectorGrant4K$0.00$090K
2026-05-19Evans Andrew WDirectorGrant4K$0.00$018K
2026-05-19DeMaria DustinDirectorGrant8K$0.00$08K
2026-05-19NIELSEN STEVEN EDirectorGrant5K$0.00$05K
2026-05-18Haller Karen SDirectorExercise or conversion7Kprice not stated in the filingnot stated26K
2026-05-18Dill JulieDirectorExercise or conversion7Kprice not stated in the filingnot stated20K
2026-05-18Krummel Christopher ADirectorExercise or conversion7Kprice not stated in the filingnot stated17K
2026-05-18Patton Charles R.DirectorExercise or conversion7Kprice not stated in the filingnot stated25K
2026-05-18MARIUCCI ANNE LDirectorExercise or conversion7Kprice not stated in the filingnot stated86K
2026-05-18Evans Andrew WDirectorExercise or conversion7Kprice not stated in the filingnot stated14K
2026-02-25Wilcock Jason S.See RemarksTax withholding2K$30.96$61K65K
2026-02-25Chilton KendraSVP, Chief Accounting OfficerTax withholding454$30.96$14K20K
2026-02-25Izenstark Gregory A.Chief Financial OfficerTax withholding3K$30.96$89K88K
2026-02-25Brown ChristianChief Executive OfficerTax withholding5K$30.96$151K198K
2026-02-17Wilcock Jason S.See RemarksExercise or conversion11Kprice not stated in the filingnot stated67K
2026-02-17Brown ChristianChief Executive OfficerExercise or conversion31Kprice not stated in the filingnot stated203K
2026-02-17Izenstark Gregory A.Chief Financial OfficerExercise or conversion16Kprice not stated in the filingnot stated91K
2026-02-17Chilton KendraSVP, Chief Accounting OfficerExercise or conversion2Kprice not stated in the filingnot stated20K
2026-02-17Chilton KendraSVP, Chief Accounting OfficerGrant3K$0.00$018K
2026-02-17Izenstark Gregory A.Chief Financial OfficerGrant11K$0.00$075K
2026-02-17Wilcock Jason S.See RemarksGrant9K$0.00$056K
2026-02-17Brown ChristianChief Executive OfficerGrant46K$0.00$0171K
2026-01-30Connell James W. Jr.See RemarksTax withholding5K$27.83$147K38K
2026-01-30Connell James W. Jr.See RemarksExercise or conversion19Kprice not stated in the filingnot stated43K
2025-12-04Brown ChristianChief Executive OfficerSell7K$24.51$174K22K
2025-12-03Brown ChristianChief Executive OfficerExercise or conversion29Kprice not stated in the filingnot stated29K
2025-11-14ICAHN CARL C10% ownerBuy3.5M$21.50$75.0M14.3M
2025-09-05Southwest Gas Holdings, Inc.10% ownerSell27.4M$19.60$536.3M0
2025-08-11Southwest Gas Holdings, Inc.10% ownerSell18.8M$19.50$367.1M27.4M
2025-07-08Southwest Gas Holdings, Inc.10% ownerSell1.1M$20.75$22.0M46.2M
2025-06-18Southwest Gas Holdings, Inc.10% ownerSell11.2M$20.75$232.7M47.2M
2025-05-22Southwest Gas Holdings, Inc.TenPercentOwnerSell13.2M$17.50$231.1M58.5M
2025-05-12Connell James W. Jr.See RemarksTax withholding2K$19.53$31K24K
2025-05-12Connell James W. Jr.See RemarksExercise or conversion6Kprice not stated in the filingnot stated26K
2025-05-12Chilton KendraSVP, Chief Accounting OfficerExercise or conversion5Kprice not stated in the filingnot stated5K
2025-05-12Chilton KendraSVP, Chief Accounting OfficerTax withholding1K$19.53$26K4K
2025-05-12Izenstark Gregory A.Chief Financial OfficerExercise or conversion40Kprice not stated in the filingnot stated46K
2025-05-12Izenstark Gregory A.Chief Financial OfficerTax withholding13K$19.53$255K33K
2025-05-12Wilcock Jason S.See RemarksExercise or conversion30Kprice not stated in the filingnot stated35K
2025-05-12Wilcock Jason S.See RemarksTax withholding9K$19.53$171K27K
2025-04-30Dill JulieDirectorExercise or conversion7Kprice not stated in the filingnot stated13K
2025-04-30Evans Andrew WDirectorExercise or conversion7Kprice not stated in the filingnot stated7K
2025-04-30Haller Karen SDirectorExercise or conversion7Kprice not stated in the filingnot stated19K
2025-04-30Patton Charles R.DirectorExercise or conversion7Kprice not stated in the filingnot stated18K
2025-04-30MARIUCCI ANNE LDirectorExercise or conversion7Kprice not stated in the filingnot stated78K
2025-04-30Krummel Christopher ADirectorExercise or conversion7Kprice not stated in the filingnot stated9K
2025-03-28Dill JulieDirectorBuy500$16.57$8K6K
2025-03-26Dill JulieDirectorBuy500$16.63$8K6K
2024-07-31Fehrman WilliamDirectorBuy20K$16.50$330K45K
2024-04-22MARIUCCI ANNE LDirectorBuy71K$21.00$1.5M71K
2024-04-22Haller Karen SDirectorBuy12K$21.00$252K12K
2024-04-22Fehrman WilliamChief Executive OfficerBuy25K$21.00$525K25K
2024-04-22Wilcock Jason S.See RemarksBuy5K$21.00$105K5K
2024-04-22Patton Charles R.DirectorBuy11K$21.00$231K11K
2024-04-22Krummel Christopher ADirectorBuy3K$21.00$53K3K
2024-04-22Dill JulieDirectorBuy5K$21.00$105K5K
2024-04-22Izenstark Gregory A.Chief Financial OfficerBuy5K$21.00$110K5K

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

1 Form 144 notice on file for CTRI worth $174K at the prices reported; 0 in the last 90 days worth $0. Latest: Brown Christian filed on 2025-12-08 to sell 7,108 shares ($174K) from 2025-12-04.

FiledSellerSharesMarket valueOf outstandingSale fromBroker
2025-12-08Brown ChristianDirector, Chief Executive Officer7K$174K0.007%2025-12-04Morgan Stanley Smith Barney

Large holders (13D and 13G)

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

7 holders report 5% or more of CTRI in their latest filing, 2 on Schedule 13D (active intent). The largest reported stake is Icahn Enterprises L.P. at 14.4% of the class (14,336,044 shares), filed 2025-11-13 for an event on 2025-11-10.

FiledFormHolderSharesOf classEvent
2026-08-1413GCarronade Capital Management, LPinvestment adviser, partnership5.5M5.5%2026-06-30
2026-08-1413GDan Gropperparent holding company, individual5.5M5.5%2026-06-30
2026-07-2713G/Ano. 1BlackRock, Inc.parent holding company6.6M6.6%2026-06-30
2026-03-2613G/Ano. 2The Vanguard Groupinvestment adviser00.0%2026-03-13
2025-11-1313DIcahn Enterprises L.P.partnership14.3M14.4%2025-11-10
2025-11-1313DCarl C. Icahnindividual14.3M14.4%2025-11-10
2025-11-0513G/Ano. 3FMR LLCparent holding company5.0M5.7%2025-09-30
2025-11-0513G/Ano. 3Abigail P. Johnsonindividual5.0M5.7%2025-09-30

13F holders

Tracked managers holding CTRI at their latest 13F. JSON

7 of the 30 tracked managers held CTRI at their latest 13F, $713.7M in total at quarter-end prices. Icahn Capital is the largest at $433.5M (5.2% of its portfolio) as of 2026-06-30. Over the prior quarter 3 added shares and 3 cut.

FundQuarterSharesValueOf portfolioChange in shares
Icahn Capital2026-06-3014.3M$433.5M5.25%0
D. E. Shaw & Co.2026-06-304.9M$149.3M0.07%+221K
Two Sigma Investments2026-06-302.6M$78.2M0.06%-130K
Renaissance Technologies2026-06-30914K$27.6M0.04%-21K
Millennium Management2026-06-30511K$15.4M0.01%new
AQR Capital Management2026-06-30176K$5.3M0.00%+639
Citadel Advisors2026-06-30146K$4.4M0.00%-127K

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

Centuri Holdings 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 Centuri Holdings (CTRI), SEC CIK 1981599, listed on NYSE, classified by the SEC as natural gas transmisison & distribution. 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 2026-10-15.JSON and CSV
Daily short volume
FINRA Reg SHO daily filesSource: FINRA.Every trading day, the morning after FINRA posts it. Latest 2026-11-02.JSON and CSV
Fails to deliver
SEC fails-to-deliver dataSource: SEC.Twice a month, a few weeks after the half month ends. Latest 2026-10-07.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 2025-12-08.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 2026-08-14.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
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 2026-08-04.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 2026-10-20.JSON and CSV
Company record
EDGAR filing index for CIK 1981599Ticker, 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 natural gas transmisison & distribution

Datasets

Frequently Asked Questions

How much of CTRI is sold short?
7,705,850 shares were held short at the 2026-10-15 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 CTRI's daily short volume?
On 2026-11-02, 199,110 of the 295,518 CTRI shares reported to FINRA were sold short, 67.4% of the day's reported volume. Short volume is a flow for one day, not a position.
Does CTRI have fails to deliver?
The SEC's latest file shows 15,211 CTRI shares failed to deliver at settlement 2026-10-07. Fails are reported per settlement date and published twice a month with a lag.
Are CTRI insiders buying or selling?
Insiders at CTRI reported 1 open-market buy worth $100K in the last 90 days and no open-market sells. Latest filing: Palazzo Ryan (President, U.S. Gas) on 2026-10-20.
Have CTRI insiders filed to sell?
1 Form 144 notice on file for CTRI worth $174K at the prices reported; 0 in the last 90 days worth $0. Latest: Brown Christian filed on 2025-12-08 to sell 7,108 shares ($174K) from 2025-12-04.
Who owns 5% or more of CTRI?
7 holders report 5% or more of CTRI in their latest filing, 2 on Schedule 13D (active intent). The largest reported stake is Icahn Enterprises L.P. at 14.4% of the class (14,336,044 shares), filed 2025-11-13 for an event on 2025-11-10.
Which tracked 13F managers own CTRI?
7 of the 30 tracked 13F managers held CTRI shares at their latest filing, $713.7M in all. The largest: Carl Icahn's Icahn Capital (14.3M shares, $433.5M), D. E. Shaw & Co. (4.9M shares, $149.3M), Two Sigma Investments (2.6M shares, $78.2M), Renaissance Technologies (914K shares, $27.6M), Izzy Englander's Millennium Management (511K shares, $15.4M), Cliff Asness's AQR Capital Management (176K shares, $5.3M). The table above lists all 7.

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