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MCK

Mckesson Corp
$803.37 -8.91 (-1.10%) At close · Jul 14
Market Cap
$96.57B
Shares
120,204,051

Total shares sold short and not yet covered, reported to FINRA by broker-dealers and published twice a month (bi-monthly). Days to cover divides the short position by average daily volume; a high value (above 5) can signal short-squeeze potential.

Short Squeeze Score
49/100
Short interest 3.4% of shares — P62 Days to cover 2.8 — P58 Price vs VWAP +4.6% — P73 Short-volume trend -9.2% — P21 Short interest change -7.5% — P28 Worst FTD 0.00% of shares — P16

Peer-relative percentile rank across all stocks reporting short interest at the latest settlement date (2026-06-30). Weighted mean of the available factors (short interest 30%, days to cover 20%, price vs VWAP 15%, short-volume trend 15%, short-interest change 10%, fails-to-deliver 10%) plus catalyst boosts (price spike, volume surge, earnings within days), capped at +20 and clamped to 100.

Short Interest History

Settlement Date Current Position Previous Position Change Days to Cover
2026-06-30 4,117,777 4,450,184 -332,407 2.84
2026-06-15 4,450,184 5,237,307 -787,123 5.41
2026-05-29 5,237,307 2,879,151 +2,358,156 3.31
2026-05-15 2,879,151 2,711,457 +167,694 2.04
2026-04-30 2,711,457 2,576,911 +134,546 3.12
2026-04-15 2,576,911 2,495,929 +80,982 3.84
2026-03-31 2,495,929 1,921,129 +574,800 2.92
2026-03-13 1,921,129 2,063,127 -141,998 2.74
2026-02-27 2,063,127 1,865,575 +197,552 3.14
2026-02-13 1,865,575 1,841,966 +23,609 1.63
2026-01-30 1,841,966 2,029,575 -187,609 3.06
2026-01-15 2,029,575 1,988,268 +41,307 3.56
2025-12-31 1,988,268 2,123,463 -135,195 3.76
2025-12-15 2,123,463 2,009,117 +114,346 2.25
2025-11-28 2,009,117 1,906,137 +102,980 2.71
2025-11-14 1,906,137 2,046,773 -140,636 2.35
2025-10-31 2,046,773 2,327,398 -280,625 3.52
2025-10-15 2,327,398 2,448,361 -120,963 3.58
2025-09-30 2,448,361 1,845,330 +603,031 2.78
2025-09-15 1,845,330 1,878,026 -32,696 3.05
2025-08-29 1,878,026 1,877,233 +793 2.19
2025-08-15 1,877,233 1,876,965 +268 1.72
2025-07-31 1,876,965 1,868,735 +8,230 3.16
2025-07-15 1,868,735 2,131,217 -262,482 3.05
Showing 1–24 of 24 settlements
Key facts CIK 927653 CUSIP 58155Q103 13F (30d) 239 filings 199 filers Visit website Investor relations