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TuHURA Biosciences, Inc.

HURA
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0001498382

No open-market purchases or sales by TuHURA Biosciences, Inc. insiders were filed in the last 90 days; 89 institutions reported holding it in 13F filings for Q2 2026, worth $21.0M in total; no superinvestor holds it.

Four kinds of short-selling data, each measuring something different:

  • Short interest: shares sold short and not yet bought back, as of a settlement date. FINRA publishes it twice a month, about eight business days after the settlement date.
  • Daily short volume: shares sold short each day in off-exchange trades reported to FINRA. It counts trades, not open positions, and is published the next day.
  • Fails-to-deliver: shares not delivered by the settlement date. The SEC publishes them twice a month, about two weeks late.
  • ATS (dark pool) volume: weekly volume on alternative trading systems and other off-exchange venues. FINRA publishes it two to four weeks after the week.

More in the glossary.

Short interest

Shares sold short and not yet bought back, from FINRA, on every settlement date in the last two years.

Short interest
6.20M
Shares, settlement Oct 30, 2026
Change
+265.5K
+4.5% vs. Oct 15, 2026
Days to cover
12.63
Short interest ÷ average daily volume
Average daily volume
491.3K
Shares, as reported by FINRA
Short interest by settlement date
Oct 31, 2024: 83,680 sharesNov 15, 2024: 137,523 sharesNov 29, 2024: 391,325 sharesDec 13, 2024: 699,044 sharesDec 31, 2024: 928,385 sharesJan 15, 2025: 989,699 sharesJan 31, 2025: 944,651 sharesFeb 14, 2025: 1,027,771 sharesFeb 28, 2025: 1,264,260 sharesMar 14, 2025: 1,276,550 sharesMar 31, 2025: 1,785,684 sharesApr 15, 2025: 1,917,506 sharesApr 30, 2025: 1,892,748 sharesMay 15, 2025: 1,969,929 sharesMay 30, 2025: 2,024,875 sharesJun 13, 2025: 2,123,150 sharesJun 30, 2025: 2,824,311 sharesJul 15, 2025: 2,644,009 sharesJul 31, 2025: 2,207,328 sharesAug 15, 2025: 2,901,571 sharesAug 29, 2025: 2,332,436 sharesSep 15, 2025: 2,490,341 sharesSep 30, 2025: 2,761,499 sharesOct 15, 2025: 2,297,762 sharesOct 31, 2025: 2,162,261 sharesNov 14, 2025: 2,354,812 sharesNov 28, 2025: 2,422,602 sharesDec 15, 2025: 3,071,342 sharesDec 31, 2025: 2,845,866 sharesJan 15, 2026: 2,992,372 sharesJan 30, 2026: 3,228,954 sharesFeb 13, 2026: 7,583,087 sharesFeb 27, 2026: 6,966,947 sharesMar 13, 2026: 7,201,075 sharesMar 31, 2026: 7,485,514 sharesApr 15, 2026: 8,317,359 sharesApr 30, 2026: 8,260,038 sharesMay 15, 2026: 7,983,928 sharesMay 29, 2026: 8,441,237 sharesJun 15, 2026: 7,763,552 sharesJun 30, 2026: 6,991,728 sharesJul 15, 2026: 6,647,078 sharesJul 31, 2026: 6,506,904 sharesAug 14, 2026: 6,323,340 sharesAug 31, 2026: 6,267,797 sharesSep 15, 2026: 6,279,519 sharesSep 30, 2026: 6,096,015 sharesOct 15, 2026: 5,938,259 sharesOct 30, 2026: 6,203,722 shares
Short interest in HURA by settlement date
Settlement dateShort interestChangeChange %Avg. daily volumeDays to cover
Oct 30, 20266.20M+265.5K+4.5%491.3K12.63
Oct 15, 20265.94M−157.8K−2.6%221.1K26.86
Sep 30, 20266.10M−183.5K−2.9%214.8K28.37
Sep 15, 20266.28M+11.7K+0.2%192.8K32.58
Aug 31, 20266.27M−55.5K−0.9%224.4K27.93
Aug 14, 20266.32M−183.6K−2.8%301.6K20.97
Jul 31, 20266.51M−140.2K−2.1%204.3K31.85
Jul 15, 20266.65M−344.6K−4.9%429.3K15.48
Jun 30, 20266.99M−771.8K−9.9%1.02M6.86
Jun 15, 20267.76M−677.7K−8.0%467.1K16.62
May 29, 20268.44M+457.3K+5.7%572.4K14.75
May 15, 20267.98M−276.1K−3.3%578.8K13.79
Apr 30, 20268.26M−57.3K−0.7%1.06M7.77
Apr 15, 20268.32M+831.8K+11.1%1.76M4.72
Mar 31, 20267.49M+284.4K+4.0%686.3K10.91
Mar 13, 20267.20M+234.1K+3.4%863.4K8.34
Feb 27, 20266.97M−616.1K−8.1%1.18M5.92
Feb 13, 20267.58M+4.35M+134.9%6.56M1.16
Jan 30, 20263.23M+236.6K+7.9%282.4K11.43
Jan 15, 20262.99M+146.5K+5.2%268.9K11.13
Dec 31, 20252.85M−225.5K−7.3%496.1K5.74
Dec 15, 20253.07M+648.7K+26.8%693.4K4.43
Nov 28, 20252.42M+67.8K+2.9%207.1K11.70
Nov 14, 20252.35M+192.6K+8.9%170.7K13.79
Oct 31, 20252.16M−135.5K−5.9%187.8K11.52
Oct 15, 20252.30M−463.7K−16.8%201.6K11.40
Sep 30, 20252.76M+271.2K+10.9%193.7K14.25
Sep 15, 20252.49M+157.9K+6.8%250.3K9.95
Aug 29, 20252.33M−569.1K−19.6%275.1K8.48
Aug 15, 20252.90M+694.2K+31.5%1.21M2.39
Jul 31, 20252.21M−436.7K−16.5%254.7K8.67
Jul 15, 20252.64M−180.3K−6.4%289.4K9.14
Jun 30, 20252.82M+701.2K+33.0%676.2K4.18
Jun 13, 20252.12M+98.3K+4.9%151.5K14.01
May 30, 20252.02M+54.9K+2.8%112.2K18.05
May 15, 20251.97M+77.2K+4.1%96.5K20.42
Apr 30, 20251.89M−24.8K−1.3%136.0K13.92
Apr 15, 20251.92M+131.8K+7.4%220.7K8.69
Mar 31, 20251.79M+509.1K+39.9%403.0K4.43
Mar 14, 20251.28M+12.3K+1.0%132.9K9.61
Feb 28, 20251.26M+236.5K+23.0%211.1K5.99
Feb 14, 20251.03M+83.1K+8.8%171.2K6.00
Jan 31, 2025944.7K−45.0K−4.6%197.6K4.78
Jan 15, 2025989.7K+61.3K+6.6%258.5K3.83
Dec 31, 2024928.4K+229.3K+32.8%313.8K2.96
Dec 13, 2024699.0K+307.7K+78.6%522.0K1.34
Nov 29, 2024391.3K+253.8K+184.6%662.9K1.00
Nov 15, 2024137.5K+53.8K+64.3%61.5K2.23
Oct 31, 2024Split83.7K−3.09M−97.4%122.9K1.00

Fails-to-deliver

Shares that weren't delivered by the settlement date, from the SEC, for the last 30 dates with fails. The price is the previous day's closing price published by the SEC.

Fails-to-deliver in HURA by settlement date
Settlement dateSharesPriceValue
Oct 14, 20261,189$1.81$2.15K
Oct 13, 20269,729$1.90$18.5K
Oct 9, 202624,648$1.93$47.6K
Oct 8, 2026709$1.98$1.40K
Oct 7, 20265,743$1.95$11.2K
Oct 6, 20262,210$1.87$4.13K
Oct 2, 202621,730$1.98$43.0K
Sep 29, 202620,138$2.09$42.1K
Sep 25, 202660$2.10$126
Sep 24, 20261,882$2.05$3.86K
Sep 23, 2026113$2.13$240.69
Sep 22, 202610,338$2.18$22.5K
Sep 21, 20264,443$2.10$9.33K
Sep 18, 20267,653$2.09$16.0K
Sep 16, 20264,324$2.03$8.78K
Sep 15, 20265,305$2.05$10.9K
Sep 14, 20269,576$2.05$19.6K
Sep 11, 202619,221$2.03$39.0K
Sep 10, 20269,163$2.01$18.4K
Sep 9, 20261,434$2.12$3.04K
Sep 8, 20262,947$2.14$6.31K
Sep 4, 20267,456$2.10$15.7K
Sep 3, 2026334$2.09$698.06
Sep 2, 20266,696$2.03$13.6K
Sep 1, 20261,367$2.13$2.91K
Aug 31, 20261,620$2.11$3.42K
Aug 28, 20261,513$2.13$3.22K
Aug 27, 202616,151$2.13$34.4K
Aug 26, 202626,659$2.04$54.4K
Aug 25, 202612,045$2.15$25.9K

Daily short volume

Off-exchange short-sale volume, not short interest: shares sold short each day in trades reported to FINRA, for the last 30 trading days.

The short volume ratio isn't a sentiment gauge: market makers sell short to fill buy orders and to hedge, so short sales are usually about half of off-exchange volume.

Off-exchange short volume in HURA by trade date
Trade dateShort volumeShort exemptOff-exchange volumeShort volume ratio
Nov 11, 2026145,3851,468220,66265.9%
Nov 10, 2026176,3820292,40060.3%
Nov 9, 2026127,6180246,56151.8%
Nov 6, 2026114,5840247,87546.2%
Nov 5, 2026188,4890333,92556.4%
Nov 4, 2026114,07410210,80254.1%
Nov 3, 2026161,7068,154353,98845.7%
Nov 2, 2026262,80853,674422,16962.3%
Oct 30, 2026162,3961,053291,17455.8%
Oct 29, 202673,6280132,63955.5%
Oct 28, 2026134,1107,504238,63656.2%
Oct 27, 202690,68114,921194,18946.7%
Oct 26, 2026216,83028,181325,72266.6%
Oct 23, 2026335,7981,400608,04555.2%
Oct 22, 2026167,612559282,83259.3%
Oct 21, 2026475,0623,216667,51271.2%
Oct 20, 20268,847019,58945.2%
Oct 19, 202663,4930112,29156.5%
Oct 16, 202625,12715046,37054.2%
Oct 15, 202625,028039,91362.7%
Oct 14, 202645,74114786,40052.9%
Oct 13, 2026119,7781,000250,85647.7%
Oct 12, 202679,9780120,24266.5%
Oct 9, 202657,31710084,86567.5%
Oct 8, 202691,1770112,08081.3%
Oct 7, 202628,492078,01236.5%
Oct 6, 202688,057256127,55969.0%
Oct 5, 202687,1860141,12561.8%
Oct 2, 202698,4941,939155,10263.5%
Oct 1, 2026127,3560172,59773.8%

ATS (dark pool) volume

Weekly volume on alternative trading systems (ATS) and other off-exchange (OTC) venues, from FINRA, for the last 12 weeks. ATS share is ATS volume ÷ (ATS + OTC volume), not a share of all trading.

Weekly ATS and OTC volume in HURA
Week ofTierATS sharesATS tradesOther OTC sharesOther OTC tradesATS share
Oct 5, 2026T2109,4061,703533,7271,22417.0%
Sep 28, 2026T2225,6962,860589,0131,38927.7%
Sep 21, 2026T294,1591,302358,5951,21920.8%
Sep 14, 2026T249,5371,428187,2701,26120.9%
Sep 7, 2026T2139,3211,013337,33799829.2%
Aug 31, 2026T2101,0661,843420,9181,41919.4%
Aug 24, 2026T285,6721,814299,1151,32622.3%
Aug 17, 2026T2199,4262,458624,0881,79324.2%
Aug 10, 2026T2452,6124,444699,5532,16939.3%
Aug 3, 2026T296,5802,418211,6931,63131.3%
Jul 27, 2026T2141,5843,915400,7591,60626.1%
Jul 20, 2026T2128,4272,665247,6931,43634.1%