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TNDM · Tandem Diabetes Care Inc · Short Volume

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Market Cap
$1.40B
Shares
69.79M
Volume · Nov 13 4.4M Avg daily vol (3M) 2.21M

Daily short-sale volume published by FINRA from its trade-reporting facilities. It measures how many shares were sold short each day as a share of total volume — a daily flow, not the total outstanding short position.

Short Volume

Date Short Volume Short Exempt Total Volume Short %
2026-11-13 839,743 22 1,727,386 48.6%
2026-11-12 494,122 0 830,237 59.5%
2026-11-11 701,190 3 1,324,102 53.0%
2026-11-10 664,775 0 1,149,683 57.8%
2026-11-09 656,073 10,927 1,076,797 60.9%
2026-11-06 1,669,841 50,503 2,591,023 64.4%
2026-11-05 354,180 12,005 1,195,375 29.6%
2026-11-04 874,130 150 1,930,149 45.3%
2026-11-03 501,944 11 884,572 56.7%
2026-11-02 585,932 773 1,175,992 49.8%
2026-10-30 300,690 0 583,003 51.6%
2026-10-29 559,015 18 1,092,090 51.2%
2026-10-28 664,652 374 828,371 80.2%
2026-10-27 514,373 2 705,971 72.9%
2026-10-26 1,036,114 462 1,596,724 64.9%
2026-10-23 794,786 415 885,098 89.8%
2026-10-22 752,762 1,081 992,325 75.9%
2026-10-21 470,980 0 565,498 83.3%
2026-10-20 251,401 50 482,303 52.1%
2026-10-19 410,928 0 533,863 77.0%
2026-10-16 415,261 0 615,477 67.5%
2026-10-15 443,748 91 761,020 58.3%
2026-10-14 689,855 45 907,413 76.0%
2026-10-13 399,250 567 555,172 71.9%
2026-10-12 349,272 433 699,122 50.0%
2026-10-09 386,495 105 628,692 61.5%
2026-10-08 529,008 50 862,571 61.3%
2026-10-07 394,928 40,635 796,848 49.6%
2026-10-06 399,355 361 603,336 66.2%
2026-10-05 381,470 26 622,161 61.3%
2026-10-02 610,788 178 935,407 65.3%
2026-10-01 535,333 38,701 1,028,350 52.1%
2026-09-30 474,535 0 925,321 51.3%
2026-09-29 535,476 397 778,403 68.8%
2026-09-28 826,167 1,512 1,124,111 73.5%
2026-09-25 616,398 17,549 1,208,972 51.0%
2026-09-24 616,561 110 1,015,749 60.7%
2026-09-23 876,870 1,323 1,309,501 67.0%
2026-09-22 580,744 4,002 1,103,719 52.6%
2026-09-21 453,310 0 787,292 57.6%
2026-09-18 372,625 1,841 580,610 64.2%
2026-09-17 538,038 0 768,305 70.0%
2026-09-16 768,423 988 1,470,604 52.3%
2026-09-15 448,178 0 971,447 46.1%
2026-09-14 363,395 10 768,487 47.3%
2026-09-11 502,733 592 879,313 57.2%
2026-09-10 327,231 138 582,183 56.2%
2026-09-09 432,781 11 641,863 67.4%
2026-09-08 343,764 0 769,083 44.7%
2026-09-04 246,329 8 599,587 41.1%
Showing 1–50 of 64 days
Key facts CIK 1438133 CUSIP 875372203 13F (30d) 215 filings 190 filers Visit website Investor relations