Funds Shorting Costco Wholesale Corporation
This page shows institutions, funds, and major shareholders that have reported short positions in their last reporting period. We consider put option positions to be short positions and include all institutions that have disclosed put options here. Green rows indicate new positions. Red rows indicate closed positions. Click the link icon to see the full transaction history.
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| File Date | Source | Investor | Type | Avg Price (Est) |
Shares | Δ Shares (%) |
Reported Value ($1000) |
Δ Value (%) |
Port Alloc (%) |
|
|---|---|---|---|---|---|---|---|---|---|---|
| 2025-05-15 | 13F | Laurion Capital Management LP | Put | 0 | -100.00 | 0 | -100.00 | |||
| 2025-08-11 | 13F | Waratah Capital Advisors Ltd. | Put | 167,400 | 165,716 | |||||
| 2025-08-13 | 13F | Hsbc Holdings Plc | Put | 2,000 | 1,965 | |||||
| 2025-08-14 | 13F | Tudor Investment Corp Et Al | Put | 32,600 | 44.25 | 32,272 | 50.99 | |||
| 2025-06-26 | NP | SEG Partners Long/Short Equity Fund | Short | -253 | -252 | |||||
| 2025-08-13 | 13F | Marshall Wace, Llp | Put | 11,900 | 11,780 | |||||
| 2025-08-14 | 13F | Point72 Asset Management, L.P. | Put | 5,600 | 47.37 | 5,544 | 54.27 | |||
| 2025-07-24 | 13F | ADAPT Investment Managers SA | Put | 0 | -100.00 | 0 | ||||
| 2025-08-13 | 13F | Delta Accumulation, LLC | Put | 117,200 | -57.64 | 103,900 | -57.64 | |||
| 2025-08-13 | 13F | Lido Advisors, LLC | Put | 1,700 | -45.16 | 1,683 | -42.61 | |||
| 2025-08-14 | 13F | D. E. Shaw & Co., Inc. | Put | 2,900 | -71.00 | 2,871 | -69.65 | |||
| 2025-08-14 | 13F | Garden State Investment Advisory Services LLC | Put | 0 | -100.00 | 0 | ||||
| 2025-08-04 | 13F | Quaker Wealth Management, LLC | Put | 0 | -100.00 | 0 | -100.00 | |||
| 2025-05-01 | 13F | Caas Capital Management Lp | Put | 900 | 851 | |||||
| 2025-08-13 | 13F | Hbk Investments L P | Put | 31,600 | 31,282 | |||||
| 2025-08-13 | 13F | Walleye Capital LLC | Put | 22,700 | -65.81 | 22,472 | -64.22 | |||
| 2025-08-14 | 13F | Family Management Corp | Put | 0 | -100.00 | 0 | -100.00 | |||
| 2025-08-08 | 13F | Tortoise Investment Management, LLC | Put | 300 | 3 | |||||
| 2025-08-25 | NP | GEFPX - Gotham Enhanced 500 Plus Fund Institutional Class | Short | -40 | 60.00 | -40 | 69.57 | |||
| 2025-08-14 | 13F | UBS Group AG | Put | 75,300 | -45.00 | 74,542 | -42.43 | |||
| 2025-06-27 | NP | BIVIX - Invenomic Fund Institutional Class shares | Short | -5,936 | -5,903 | |||||
| 2025-08-14 | 13F | Balyasny Asset Management Llc | Put | 85,600 | -10.65 | 84,739 | -6.48 | |||
| 2025-08-13 | 13F | Walleye Trading LLC | Put | 194,800 | 58.12 | 192,840 | 65.50 | |||
| 2025-08-19 | 13F | Marex Group plc | Put | 50,000 | 49,497 | |||||
| 2025-07-29 | NP | BPRRX - Boston Partners Long/Short Research Fund Investor Class | Short | -880 | -915 | |||||
| 2025-08-07 | 13F | Marathon Trading Investment Management LLC | Put | 0 | -100.00 | 0 | ||||
| 2025-08-18 | 13F/A | National Bank Of Canada /fi/ | Put | 500 | 49,497 | |||||
| 2025-06-25 | NP | CDAZX - Multi-Manager Directional Alternative Strategies Fund Institutional Class | Short | -208 | -162.65 | -207 | -175.74 | |||
| 2025-08-14 | 13F | Atomi Financial Group, Inc. | Put | 100 | 0.00 | 99 | 4.26 | |||
| 2025-08-14 | 13F | Bnp Paribas Arbitrage, Sa | Put | 312 | 1.96 | 30,886 | 6.72 | |||
| 2025-08-07 | 13F | Monaco Asset Management SAM | Put | 40,500 | 76.09 | 40,093 | 84.31 | |||
| 2025-08-14 | 13F | Qube Research & Technologies Ltd | Put | 222,000 | -35.67 | 219,767 | -32.67 | |||
| 2025-08-14 | 13F | LMR Partners LLP | Put | 300 | 297 | |||||
| 2025-08-14 | 13F | Cubist Systematic Strategies, LLC | Put | 33,100 | 35.66 | 32,767 | 41.99 | |||
| 2025-07-23 | 13F | Vontobel Holding Ltd. | Put | 100 | 99 | |||||
| 2025-08-15 | 13F | Ctc Llc | Put | 12,600 | -57.14 | 12,473 | -55.14 | |||
| 2025-07-24 | 13F | Robertson Stephens Wealth Management, LLC | Put | 200 | -93.10 | 198 | -92.82 | |||
| 2025-08-18 | 13F | Wolverine Trading, Llc | Put | 516,200 | 11.37 | 508,529 | 18.02 | |||
| 2025-07-28 | 13F | Twin Tree Management, LP | Put | 139,200 | -2.66 | 137,800 | 1.89 | |||
| 2025-08-14 | 13F | Parallax Volatility Advisers, L.P. | Put | 37,300 | -21.80 | 36,925 | -18.15 | |||
| 2025-08-14 | 13F | Toronto Dominion Bank | Put | 13,900 | -22.78 | 13,760 | -19.17 | |||
| 2025-08-14 | 13F | Raymond James Financial Inc | Put | 1,000 | 0.00 | 812 | 6.56 | |||
| 2025-07-30 | 13F | FNY Investment Advisers, LLC | Put | 2 | 0 | |||||
| 2025-08-14 | 13F | Point72 (DIFC) Ltd | Put | 3,400 | 17.24 | 3,366 | 22.72 | |||
| 2025-08-04 | 13F | Wolverine Asset Management Llc | Put | 3,000 | 500.00 | 2,970 | 529.03 | |||
| 2025-08-07 | 13F | Readystate Asset Management Lp | Put | 0 | -100.00 | 0 | ||||
| 2025-08-13 | 13F | Arrowpoint Investment Partners (Singapore) Pte. Ltd. | Put | 0 | -100.00 | 0 | ||||
| 2025-08-14 | 13F | Wells Fargo & Company/mn | Put | 0 | -100.00 | 0 | -100.00 | |||
| 2025-07-29 | NP | GBFFX - GMO Benchmark-Free Fund Class III | Short | -84 | -87 | |||||
| 2025-08-13 | 13F | Sumitomo Mitsui Financial Group, Inc. | Put | 1,100 | 120.00 | 33 | 68.42 | |||
| 2025-05-15 | 13F | Prelude Capital Management, Llc | Put | 0 | -100.00 | 0 | -100.00 | |||
| 2025-05-15 | 13F/A | Clear Street Llc | Put | 0 | -100.00 | 0 | -100.00 | |||
| 2025-05-13 | 13F | HighTower Advisors, LLC | Put | 0 | -100.00 | 0 | -100.00 | |||
| 2025-08-14 | 13F | Man Group plc | Put | 21,400 | -34.56 | 21,185 | -31.50 | |||
| 2025-08-05 | 13F | Simplex Trading, Llc | Put | 240,300 | -25.53 | 222 | -27.54 | |||
| 2025-08-12 | 13F | Pathstone Holdings, LLC | Put | 8,600 | 0.00 | 432 | -19.85 | |||
| 2025-08-13 | 13F | HAP Trading, LLC | Put | 16,200 | -48.90 | 123 | -38.19 | |||
| 2025-08-13 | 13F | Capula Management Ltd | Put | 1,100 | -98.87 | 1,089 | -98.82 | |||
| 2025-08-14 | 13F | Nishkama Capital, LLC | Put | 0 | -100.00 | 0 | ||||
| 2025-08-14 | 13F | Maven Securities LTD | Put | 3,000 | -33.33 | 2,970 | -30.24 | |||
| 2025-08-11 | 13F | Greenland Capital Management LP | Put | 300 | 297 | |||||
| 2025-08-18 | 13F/A | Hudson Bay Capital Management LP | Put | 9,100 | -89.42 | 9,008 | -88.93 | |||
| 2025-04-24 | 13F | Fulcrum Asset Management LLP | Put | 0 | 10,113 | |||||
| 2025-08-12 | 13F | Jpmorgan Chase & Co | Put | 81,500 | 81,400.00 | 80,680 | 85,729.79 | |||
| 2025-05-15 | 13F | Credit Industriel Et Commercial | Put | 0 | -100.00 | 0 | ||||
| 2025-08-14 | 13F | Luxor Capital Group, LP | Put | 0 | -100.00 | 0 | ||||
| 2025-08-14 | 13F | Jane Street Group, Llc | Put | 761,700 | 4.54 | 754,037 | 9.42 | |||
| 2025-08-22 | NP | BTAL - AGFiQ U.S. Market Neutral Anti-Beta Fund | Short | -1,336 | -15.01 | -1,323 | -11.04 | |||
| 2025-08-04 | 13F | Arkadios Wealth Advisors | Put | 100 | 99 | |||||
| 2025-08-14 | 13F | Citadel Advisors Llc | Put | 1,259,600 | 7.16 | 1,246,928 | 12.17 | |||
| 2025-05-14 | 13F | One River Asset Management, LLC | Put | 0 | -100.00 | 0 | -100.00 | |||
| 2025-08-11 | 13F | Private Advisor Group, LLC | Put | 0 | 2 | |||||
| 2025-08-14 | 13F | Volterra Technologies LP | Put | 8,700 | 8,612 | |||||
| 2025-08-14 | 13F | Royal Bank Of Canada | Put | 0 | -100.00 | 0 | -100.00 | |||
| 2025-08-14 | 13F | Group One Trading, L.p. | Put | 62,400 | -27.27 | 61,772 | -23.88 | |||
| 2025-08-18 | 13F/A | Nomura Holdings Inc | Put | 5,000 | -66.89 | 4,950 | -65.35 | |||
| 2025-08-12 | 13F | Proequities, Inc. | Put | 0 | 0 | |||||
| 2025-07-29 | NP | GIMFX - GMO Implementation Fund | Short | -273 | 273.97 | -284 | 272.37 | |||
| 2025-09-04 | 13F/A | Advisor Group Holdings, Inc. | Put | 4 | 300.00 | 81 | 247.83 | |||
| 2025-08-14 | 13F | Altshuler Shaham Ltd | Put | 42 | 40.00 | 184 | ||||
| 2025-08-14 | 13F | XY Capital Ltd | Put | 0 | -100.00 | 0 | ||||
| 2025-07-29 | NP | BPLSX - Boston Partners Long/Short Equity Fund INSTITUTIONAL | Short | -279 | -290 | |||||
| 2025-08-14 | 13F | Capstone Investment Advisors, Llc | Put | 36,300 | -47.01 | 35,935 | -44.53 | |||
| 2025-04-30 | 13F | Genus Capital Management Inc. | Put | 0 | -100.00 | 0 | -100.00 | |||
| 2025-07-21 | 13F | Empirical Financial Services, LLC d.b.a. Empirical Wealth Management | Put | 1,485 | -75.86 | |||||
| 2025-08-14 | 13F | Millennium Management Llc | Put | 301,100 | -3.71 | 298,071 | 0.79 | |||
| 2025-07-24 | 13F | McKinley Carter Wealth Services, Inc. | Put | 297 | 4.59 | |||||
| 2025-05-14 | 13F | Credit Agricole S A | Put | 10,000 | 9,458 | |||||
| 2025-08-14 | 13F | Goldman Sachs Group Inc | Put | 28,800 | -59.55 | 28,510 | -57.66 | |||
| 2025-07-22 | 13F | IMC-Chicago, LLC | Put | 873,300 | 22.74 | 864,515 | 28.47 | |||
| 2025-07-30 | 13F | D.a. Davidson & Co. | Put | 10 | 8 | |||||
| 2025-08-05 | 13F | Gladius Capital Management LP | Put | 2,100 | -52.27 | 2,079 | -50.06 | |||
| 2025-07-29 | NP | GAAVX - GMO Alternative Allocation Fund Class VI | Short | -127 | -52.61 | -132 | -53.02 | |||
| 2025-08-14 | 13F | Verition Fund Management LLC | Put | 4,700 | 123.81 | 4,653 | 134.24 | |||
| 2025-08-12 | 13F | LPL Financial LLC | Put | 600 | 594 | |||||
| 2025-08-14 | 13F | Dauntless Investment Group, LLC | Put | 0 | -100.00 | 0 | ||||
| 2025-08-11 | 13F | Citigroup Inc | Put | 199,200 | -32.08 | 197,196 | -28.91 | |||
| 2025-08-14 | 13F | Susquehanna International Group, Llp | Put | 2,874,100 | -8.38 | 2,845,187 | -4.10 | |||
| 2025-08-08 | 13F | Creative Planning | Put | 8,600 | 100 | |||||
| 2025-08-27 | 13F/A | Squarepoint Ops LLC | Put | 97,600 | -44.48 | 96,618 | -41.89 | |||
| 2025-07-28 | 13F | Allianz Asset Management GmbH | Put | 37,400 | 15.43 | 37,024 | 20.82 | |||
| 2025-08-13 | 13F | Capital Fund Management S.a. | Put | 87,500 | -40.92 | 86,620 | -38.16 | |||
| 2025-08-14 | 13F | Optiver Holding B.V. | Put | 400 | -55.56 | 396 | -53.58 | |||
| 2025-08-14 | 13F | DRW Securities, LLC | Put | 5,600 | 1,020.00 | 5,544 | 1,074.36 | |||
| 2025-08-14 | 13F | Bank Of America Corp /de/ | Put | 43,800 | -62.82 | 43,359 | -61.08 | |||
| 2025-08-14 | 13F | Peak6 Llc | Put | 55,900 | -70.49 | 55,338 | -69.11 | |||
| 2025-08-11 | 13F | Covestor Ltd | Put | 4 | 0 | |||||
| 2025-08-14 | 13F/A | Barclays Plc | Put | 19,500 | -65.55 | 19 | -64.15 | |||
| 2025-08-12 | 13F | Eisler Capital Management Ltd. | Put | 144,000 | 87.50 | 142,631 | 96.45 |
