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ProShares Trust II

EUO
Exchange
NYSE
Industry
Commodity Contracts Brokers & Dealers
SEC CIK
0001415311

No open-market purchases or sales by ProShares Trust II insiders were filed in the last 90 days; 11 institutions reported holding it in 13F filings for Q2 2026, worth $3.33M in total; no superinvestor holds it.

Other share classesAGQGLLSCOUCOUGLULEYCLYCSZSLBOILKOLDSVXYUVXYVIXMVIXY

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
327.2K
Shares, settlement Oct 15, 2026
Change
+305.4K
+1,401.7% vs. Sep 30, 2026
Days to cover
5.67
Short interest ÷ average daily volume
Average daily volume
57.7K
Shares, as reported by FINRA
Short interest by settlement date
Oct 15, 2024: 4,174 sharesOct 31, 2024: 24,814 sharesNov 15, 2024: 5,905 sharesNov 29, 2024: 23,989 sharesDec 13, 2024: 19,713 sharesDec 31, 2024: 12,731 sharesJan 15, 2025: 31,342 sharesJan 31, 2025: 17,576 sharesFeb 14, 2025: 19,785 sharesFeb 28, 2025: 22,473 sharesMar 14, 2025: 20,645 sharesMar 31, 2025: 20,530 sharesApr 15, 2025: 36,823 sharesApr 30, 2025: 15,945 sharesMay 15, 2025: 16,116 sharesMay 30, 2025: 122,558 sharesJun 13, 2025: 105,341 sharesJun 30, 2025: 18,130 sharesJul 15, 2025: 28,526 sharesJul 31, 2025: 134,258 sharesAug 15, 2025: 9,864 sharesAug 29, 2025: 13,787 sharesSep 15, 2025: 16,978 sharesSep 30, 2025: 22,195 sharesOct 15, 2025: 43,484 sharesOct 31, 2025: 14,209 sharesNov 14, 2025: 25,378 sharesNov 28, 2025: 12,590 sharesDec 15, 2025: 4,449 sharesDec 31, 2025: 6,674 sharesJan 15, 2026: 14,404 sharesJan 30, 2026: 8,689 sharesFeb 13, 2026: 11,973 sharesFeb 27, 2026: 32,651 sharesMar 13, 2026: 4,703 sharesMar 31, 2026: 60,024 sharesApr 15, 2026: 6,816 sharesApr 30, 2026: 13,242 sharesMay 15, 2026: 13,968 sharesMay 29, 2026: 9,150 sharesJun 15, 2026: 12,025 sharesJun 30, 2026: 22,141 sharesJul 15, 2026: 24,959 sharesJul 31, 2026: 33,000 sharesAug 14, 2026: 37,721 sharesAug 31, 2026: 12,817 sharesSep 15, 2026: 13,050 sharesSep 30, 2026: 21,790 sharesOct 15, 2026: 327,210 shares
Short interest in EUO by settlement date
Settlement dateShort interestChangeChange %Avg. daily volumeDays to cover
Oct 15, 2026327.2K+305.4K+1,401.7%57.7K5.67
Sep 30, 202621.8K+8.74K+67.0%13.0K1.68
Sep 15, 202613.1K+233+1.8%5.91K2.21
Aug 31, 202612.8K−24.9K−66.0%14.5K1.00
Aug 14, 202637.7K+4.72K+14.3%13.3K2.83
Jul 31, 202633.0K+8.04K+32.2%23.8K1.39
Jul 15, 202625.0K+2.82K+12.7%17.8K1.40
Jun 30, 202622.1K+10.1K+84.1%22.3K1.00
Jun 15, 202612.0K+2.88K+31.4%22.5K1.00
May 29, 20269.15K−4.82K−34.5%18.7K1.00
May 15, 202614.0K+726+5.5%13.5K1.04
Apr 30, 202613.2K+6.43K+94.3%16.6K1.00
Apr 15, 20266.82K−53.2K−88.6%188.4K1.00
Mar 31, 202660.0K+55.3K+1,176.3%52.5K1.14
Mar 13, 20264.70K−27.9K−85.6%57.1K1.00
Feb 27, 202632.7K+20.7K+172.7%16.1K2.02
Feb 13, 202612.0K+3.28K+37.8%26.9K1.00
Jan 30, 20268.69K−5.71K−39.7%43.5K1.00
Jan 15, 202614.4K+7.73K+115.8%16.8K1.00
Dec 31, 20256.67K+2.23K+50.0%16.0K1.00
Dec 15, 20254.45K−8.14K−64.7%19.9K1.00
Nov 28, 202512.6K−12.8K−50.4%16.9K1.00
Nov 14, 202525.4K+11.2K+78.6%24.0K1.06
Oct 31, 202514.2K−29.3K−67.3%22.9K1.00
Oct 15, 202543.5K+21.3K+95.9%40.4K1.08
Sep 30, 202522.2K+5.22K+30.7%27.4K1.00
Sep 15, 202517.0K+3.19K+23.1%27.2K1.00
Aug 29, 202513.8K+3.92K+39.8%38.7K1.00
Aug 15, 20259.86K−124.4K−92.7%38.8K1.00
Jul 31, 2025134.3K+105.7K+370.7%50.4K2.66
Jul 15, 202528.5K+10.4K+57.3%40.8K1.00
Jun 30, 202518.1K−87.2K−82.8%36.5K1.00
Jun 13, 2025105.3K−17.2K−14.1%28.1K3.74
May 30, 2025122.6K+106.4K+660.5%34.4K3.56
May 15, 202516.1K+171+1.1%29.1K1.00
Apr 30, 202515.9K−20.9K−56.7%42.7K1.00
Apr 15, 202536.8K+16.3K+79.4%45.8K1.00
Mar 31, 202520.5K−115−0.6%21.7K1.00
Mar 14, 202520.6K−1.83K−8.1%41.6K1.00
Feb 28, 202522.5K+2.69K+13.6%21.8K1.03
Feb 14, 202519.8K+2.21K+12.6%39.3K1.00
Jan 31, 202517.6K−13.8K−43.9%26.2K1.00
Jan 15, 202531.3K+18.6K+146.2%45.1K1.00
Dec 31, 202412.7K−6.98K−35.4%36.4K1.00
Dec 13, 202419.7K−4.28K−17.8%24.9K1.00
Nov 29, 202424.0K+18.1K+306.3%26.4K1.00
Nov 15, 20245.91K−18.9K−76.2%20.1K1.00
Oct 31, 202424.8K+20.6K+494.5%16.6K1.50
Oct 15, 20244.17K−2.19K−34.4%9.17K1.00

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 EUO by settlement date
Settlement dateSharesPriceValue
Oct 14, 2026228,757$32.40$7.41M
Oct 13, 2026283,923$32.65$9.27M
Oct 5, 202675,714$32.02$2.42M
Oct 2, 202672,300$32.13$2.32M
Oct 1, 2026409$31.62$12.9K
Sep 28, 20261,111$31.16$34.6K
Sep 25, 20261,446$31.29$45.2K
Sep 23, 2026278$30.92$8.60K
Sep 22, 2026106$30.75$3.26K
Sep 11, 2026122$29.95$3.65K
Sep 10, 2026258$29.83$7.70K
Sep 8, 20262$29.92$59.84
Sep 4, 20262$29.81$59.62
Sep 2, 2026953$29.99$28.6K
Aug 25, 2026144$29.60$4.26K
Aug 24, 20264,608$29.57$136.3K
Aug 21, 20262,273$29.60$67.3K
Aug 17, 20262$30.11$60.22
Aug 13, 20261$30.33$30.33
Aug 12, 20261$30.22$30.22
Aug 11, 20261$30.17$30.17
Aug 10, 20261$30.09$30.09
Jul 31, 202620$30.15$603
Jul 30, 2026142$30.61$4.35K
Jul 29, 202699$30.91$3.06K
Jul 28, 2026138$31.00$4.28K
Jul 27, 202651$30.99$1.58K
Jul 24, 2026210$30.95$6.50K
Jul 17, 2026573$30.68$17.6K
Jul 16, 202690$30.49$2.74K

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 EUO by trade date
Trade dateShort volumeShort exemptOff-exchange volumeShort volume ratio
Nov 9, 20263,10206,30049.2%
Nov 6, 202614,128018,47076.5%
Nov 5, 202638,0360146,71725.9%
Nov 4, 20265,730031,01718.5%
Nov 3, 20264,36405,33481.8%
Nov 2, 20265,824020,63428.2%
Oct 30, 20263,371010,30832.7%
Oct 29, 2026585018,3513.2%
Oct 28, 202620402,0879.8%
Oct 27, 20261,28404,73327.1%
Oct 26, 20264,67607,89759.2%
Oct 23, 202643002,10120.5%
Oct 22, 20261,662011,38014.6%
Oct 21, 202676301,54949.3%
Oct 20, 20264,7290198,2922.4%
Oct 19, 20264,32704,85889.1%
Oct 16, 20262,8046125,10854.9%
Oct 15, 20262,64308,09732.6%
Oct 14, 20264,70509,93647.4%
Oct 13, 20262,08403,45060.4%
Oct 12, 2026311,5680312,16199.8%
Oct 9, 20266,43009,07470.9%
Oct 8, 20266,121010,74057.0%
Oct 7, 20266,19907,69880.5%
Oct 6, 20269,690021,82844.4%
Oct 5, 20266,868015,35644.7%
Oct 2, 202612,154014,83481.9%
Oct 1, 202680,764095,93884.2%
Sep 30, 20261,30201,98465.6%
Sep 29, 20263,22005,38559.8%

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 EUO
Week ofTierATS sharesATS tradesOther OTC sharesOther OTC tradesATS share
Oct 5, 2026T24,3595662,5617986.5%
Sep 28, 2026T212,693101131,1208608.8%
Sep 21, 2026T22,2652343,0006085.0%
Sep 14, 2026T26621419,7636293.2%
Sep 7, 2026T2455810,3263844.2%
Aug 31, 2026T2478718,8755902.5%
Aug 24, 2026T22,1311118,53255610.3%
Aug 17, 2026T21,1171256,4706841.9%
Aug 10, 2026T21,5452131,6925554.6%
Aug 3, 2026T26781142,1327131.6%
Jul 27, 2026T22,9453547,8821,0645.8%
Jul 20, 2026T23,9462073,2991,1725.1%