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Sunrun Inc.

RUN
Exchange
Nasdaq
Industry
Construction - Special Trade Contractors
SEC CIK
0001469367

In the last 90 days, Sunrun Inc. insiders filed 0 open-market purchases and 6 sales; 402 institutions reported holding it in 13F filings for Q2 2026, worth $3.57B in total; Soros Fund Management is the only superinvestor holding 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
71.0M
Shares, settlement Oct 30, 2026
Change
−630.5K
−0.9% vs. Oct 15, 2026
Days to cover
8.68
Short interest ÷ average daily volume
Average daily volume
8.19M
Shares, as reported by FINRA
Short interest by settlement date
Oct 31, 2024: 45,047,683 sharesNov 15, 2024: 46,419,363 sharesNov 29, 2024: 48,184,741 sharesDec 13, 2024: 52,925,339 sharesDec 31, 2024: 51,145,271 sharesJan 15, 2025: 47,759,334 sharesJan 31, 2025: 50,271,741 sharesFeb 14, 2025: 51,836,138 sharesFeb 28, 2025: 48,522,720 sharesMar 14, 2025: 52,369,853 sharesMar 31, 2025: 59,708,636 sharesApr 15, 2025: 59,300,230 sharesApr 30, 2025: 61,994,038 sharesMay 15, 2025: 59,081,581 sharesMay 30, 2025: 56,985,943 sharesJun 13, 2025: 57,038,971 sharesJun 30, 2025: 59,482,701 sharesJul 15, 2025: 57,822,358 sharesJul 31, 2025: 53,678,375 sharesAug 15, 2025: 57,456,456 sharesAug 29, 2025: 57,642,945 sharesSep 15, 2025: 56,949,389 sharesSep 30, 2025: 58,042,482 sharesOct 15, 2025: 56,240,325 sharesOct 31, 2025: 54,786,932 sharesNov 14, 2025: 53,016,521 sharesNov 28, 2025: 54,844,704 sharesDec 15, 2025: 57,503,114 sharesDec 31, 2025: 59,639,076 sharesJan 15, 2026: 55,983,718 sharesJan 30, 2026: 56,757,704 sharesFeb 13, 2026: 58,868,726 sharesFeb 27, 2026: 54,462,568 sharesMar 13, 2026: 55,012,626 sharesMar 31, 2026: 54,663,298 sharesApr 15, 2026: 53,413,724 sharesApr 30, 2026: 56,138,154 sharesMay 15, 2026: 59,353,305 sharesMay 29, 2026: 59,724,111 sharesJun 15, 2026: 57,520,218 sharesJun 30, 2026: 65,073,480 sharesJul 15, 2026: 65,915,171 sharesJul 31, 2026: 64,700,228 sharesAug 14, 2026: 65,008,816 sharesAug 31, 2026: 68,503,543 sharesSep 15, 2026: 71,121,215 sharesSep 30, 2026: 70,708,548 sharesOct 15, 2026: 71,657,132 sharesOct 30, 2026: 71,026,681 shares
Short interest in RUN by settlement date
Settlement dateShort interestChangeChange %Avg. daily volumeDays to cover
Oct 30, 202671.0M−630.5K−0.9%8.19M8.68
Oct 15, 202671.7M+948.6K+1.3%8.29M8.64
Sep 30, 202670.7M−412.7K−0.6%7.95M8.90
Sep 15, 202671.1M+2.62M+3.8%7.01M10.14
Aug 31, 202668.5M+3.49M+5.4%7.00M9.78
Aug 14, 202665.0M+308.6K+0.5%10.3M6.34
Jul 31, 202664.7M−1.21M−1.8%9.04M7.16
Jul 15, 202665.9M+841.7K+1.3%10.3M6.38
Jun 30, 202665.1M+7.55M+13.1%14.2M4.58
Jun 15, 202657.5M−2.20M−3.7%8.38M6.86
May 29, 202659.7M+370.8K+0.6%7.56M7.90
May 15, 202659.4M+3.22M+5.7%9.17M6.47
Apr 30, 202656.1M+2.72M+5.1%8.94M6.28
Apr 15, 202653.4M−1.25M−2.3%7.91M6.75
Mar 31, 202654.7M−349.3K−0.6%7.71M7.09
Mar 13, 202655.0M+550.1K+1.0%13.2M4.18
Feb 27, 202654.5M−4.41M−7.5%12.5M4.35
Feb 13, 202658.9M+2.11M+3.7%8.31M7.09
Jan 30, 202656.8M+774.0K+1.4%9.53M5.95
Jan 15, 202656.0M−3.66M−6.1%6.52M8.59
Dec 31, 202559.6M+2.14M+3.7%5.51M10.83
Dec 15, 202557.5M+2.66M+4.9%5.56M10.35
Nov 28, 202554.8M+1.83M+3.5%8.25M6.65
Nov 14, 202553.0M−1.77M−3.2%10.7M4.97
Oct 31, 202554.8M−1.45M−2.6%6.49M8.44
Oct 15, 202556.2M−1.80M−3.1%10.7M5.27
Sep 30, 202558.0M+1.09M+1.9%10.1M5.75
Sep 15, 202556.9M−693.6K−1.2%9.78M5.83
Aug 29, 202557.6M+186.5K+0.3%15.9M3.61
Aug 15, 202557.5M+3.78M+7.0%21.0M2.73
Jul 31, 202553.7M−4.14M−7.2%12.9M4.16
Jul 15, 202557.8M−1.66M−2.8%23.4M2.48
Jun 30, 202559.5M+2.44M+4.3%39.2M1.52
Jun 13, 202557.0M+53.0K+0.1%20.0M2.85
May 30, 202557.0M−2.10M−3.6%28.6M1.99
May 15, 202559.1M−2.91M−4.7%19.0M3.11
Apr 30, 202562.0M+2.69M+4.5%9.79M6.33
Apr 15, 202559.3M−408.4K−0.7%14.5M4.08
Mar 31, 202559.7M+7.34M+14.0%11.2M5.35
Mar 14, 202552.4M+3.85M+7.9%14.3M3.67
Feb 28, 202548.5M−3.31M−6.4%10.1M4.80
Feb 14, 202551.8M+1.56M+3.1%9.12M5.68
Jan 31, 202550.3M+2.51M+5.3%11.7M4.29
Jan 15, 202547.8M−3.39M−6.6%9.44M5.06
Dec 31, 202451.1M−1.78M−3.4%7.90M6.47
Dec 13, 202452.9M+4.74M+9.8%7.11M7.44
Nov 29, 202448.2M+1.77M+3.8%8.31M5.80
Nov 15, 202446.4M+1.37M+3.0%17.2M2.70
Oct 31, 202445.0M−1.57M−3.4%7.18M6.27

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 RUN by settlement date
Settlement dateSharesPriceValue
Oct 9, 2026150$7.59$1.14K
Oct 8, 202648$7.61$365.28
Sep 24, 20267,154$8.35$59.7K
Sep 23, 202616,334$8.79$143.6K
Sep 22, 202616,381$8.79$144.0K
Aug 31, 202613$8.78$114.14
Aug 20, 2026476,686$9.80$4.67M
Aug 7, 202620,502$9.38$192.3K
Aug 5, 20263$11.03$33.09
Jul 16, 202654$12.77$689.58
Jul 10, 202635$12.46$436.1
Jul 9, 2026450$12.01$5.40K
Jun 30, 202664$13.48$862.72
Jun 26, 202638$13.60$516.8
Jun 23, 20262,241$13.62$30.5K
Jun 15, 202614,800$12.89$190.8K
Jun 5, 2026700$14.82$10.4K
Jun 3, 202646,940$15.25$715.8K
Jun 2, 202652,639$15.58$820.1K
Jun 1, 202630,521$16.72$510.3K
May 29, 20261,354$15.89$21.5K
May 27, 202617$14.65$249.05
May 21, 202613,115$13.69$179.5K
May 19, 2026550$13.49$7.42K
May 14, 202627,884$14.46$403.2K
May 13, 2026136,348$14.10$1.92M
May 11, 2026579$14.61$8.46K
May 8, 20263,666$13.80$50.6K
May 6, 20265,108$13.46$68.8K
May 4, 20266,614$13.06$86.4K

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 RUN by trade date
Trade dateShort volumeShort exemptOff-exchange volumeShort volume ratio
Nov 10, 20262,682,567168,6826,985,48938.4%
Nov 9, 20262,906,0973,4166,498,18744.7%
Nov 6, 20262,614,7469,6337,653,37234.2%
Nov 5, 20266,900,43057,59116,406,25142.1%
Nov 4, 20265,603,61222,77111,983,78246.8%
Nov 3, 20262,681,7526,7755,993,19344.7%
Nov 2, 20262,942,9972,8017,017,17041.9%
Oct 30, 20261,783,8872,6434,962,33635.9%
Oct 29, 2026903,6022,1702,317,34339.0%
Oct 28, 20261,913,73103,896,96049.1%
Oct 27, 20261,010,14303,319,51130.4%
Oct 26, 20262,549,58312,0024,522,18056.4%
Oct 23, 20261,069,3484,2402,216,81448.2%
Oct 22, 20261,917,3918,5103,842,56449.9%
Oct 21, 20261,588,69753,9303,561,47944.6%
Oct 20, 20261,951,7802,9515,367,54336.4%
Oct 19, 20261,579,20130,3623,600,52843.9%
Oct 16, 20261,434,56303,729,58838.5%
Oct 15, 20262,870,8616005,873,83948.9%
Oct 14, 20262,119,6534004,870,56643.5%
Oct 13, 20261,335,16913,512,37038.0%
Oct 12, 20261,300,35202,588,31950.2%
Oct 9, 20261,244,7405002,791,48944.6%
Oct 8, 20261,232,98311,5093,196,79638.6%
Oct 7, 20261,168,02911,5262,758,76942.3%
Oct 6, 2026928,7264,3122,544,78036.5%
Oct 5, 20261,717,8795,4804,283,83040.1%
Oct 2, 20261,574,1141102,898,90154.3%
Oct 1, 20261,756,29211,6493,626,78048.4%
Sep 30, 2026750,8527682,111,50535.6%

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 RUN
Week ofTierATS sharesATS tradesOther OTC sharesOther OTC tradesATS share
Oct 5, 2026T27,124,40562,5479,420,59826,57943.1%
Sep 28, 2026T26,242,72067,7169,924,99330,19838.6%
Sep 21, 2026T27,307,62676,72311,702,36734,56838.4%
Sep 14, 2026T28,313,14992,69710,056,58125,69345.3%
Sep 7, 2026T25,404,02059,7517,259,02323,87442.7%
Aug 31, 2026T26,328,43068,09211,282,75431,11835.9%
Aug 24, 2026T25,912,31570,8948,870,77232,03140.0%
Aug 17, 2026T27,573,65185,51112,522,82737,19037.7%
Aug 10, 2026T26,024,91376,87013,827,23331,70030.3%
Aug 3, 2026T211,709,278104,39216,907,65647,59440.9%
Jul 27, 2026T29,408,597106,3349,586,39928,16349.5%
Jul 20, 2026T210,031,41697,59212,503,61734,19344.5%