Microsoft Corporation
CH ˙ SWX ˙ US5949181045
SecurityCH:MSFT / Microsoft Corporation
InstitutionWolverine Asset Management Llc
Latest Disclosed Ownership26,303 shares
Latest Disclosed Value $ 9,736,582
Wolverine Asset Management Llc ownership in MSFT / Microsoft Corporation

On May 4, 2026 - Wolverine Asset Management Llc filed a 13F-HR form disclosing ownership of 26,303 shares of Microsoft Corporation (CH:MSFT) valued at $9,736,582 USD as of March 31, 2026. The entity filed a previous 13F-HR on February 2, 2026 disclosing 20,862 shares of Microsoft Corporation. This represents a change in shares of 26.08% during the quarter.

Wolverine Asset Management Llc has a history of taking positions in derivatives of the underlying security (MSFT) in the form of stock options. The firm currently holds call options representing 56,200 of underlying shares valued at $20,803,554 USD and put options representing 56,300 of underlying shares valued at $20,840,571 USD .

Note: prior versions of this page mistakenly stated that the share values represented the number of options, not the number of underlying shares. For more information on the data backing these reports, please see the SEC document Frequently Asked Questions About Form 13F.

Institutional Ownership: 13F and NPORT Filings

The Security and Class in the table below are shown exactly as filed by the investor. We do our best to track continuity of investments through acquisitions, and this will be reflected in the table as changes in names. In addition to descriptive data, performance of the investment is shown over time. To calculate quarterly performance, we first calculate cost basis of the shares purchased during the quarter, then use that to calculate gross profit. Quarterly return is Gross Profit / Starting Portfolio value.

Note that cost basis is calculated and stored in thousands, so small quarterly changes in shares frequently result in a cost basis of zero.

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Institutional Put/Call Ratios
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In addition to reporting standard equity and debt issues, institutions with more than 100MM assets under management must also disclose their put and call option holdings. Since put options generally indicate negative sentiment, and call options indicate positive sentiment, we can get a sense of the overall institutional sentiment by plotting the ratio of puts to calls. The chart to the right plots the historical put/call ratio for this instrument.

Using Put/Call Ratio as an indicator of investor sentiment overcomes one of the key deficiencies of using total institutional ownership, which is that a significant amount of assets under management are invested passively to track indices. Passively-managed funds do not typically buy options, so the put/call ratio indicator more closely tracks the sentiment of actively-managed funds.

CH:MSFT / Microsoft Corporation Historical Put/Call Ratio
Disclosed Equity Positions (from 13F/NPORT Filings)
File
Date
Effective
Date
Form Security Class ID Avg Price
Paid (Est)
Reported
Shares
ΔShares ΔShares
(%)
Reported
Value
(x1000)
ΔValue
(%)
Alloc
(%)
ΔAlloc ΔAlloc (%) Cost Basis
(x1000)
Unrealized
Gain/Loss
(x1000)
2026-05-04 2026-03-31 13F MICROSOFT COM 594918104 26,303 5,441 26.08 9,737 -3.50 0.0938
2026-02-02 2025-12-31 13F MICROSOFT COM 594918104 20,862 20,862 10,089 0.0795
2025-08-04 2025-06-30 13F MICROSOFT COM 594918104 0 -54,179 -100.00 0 -100.00
2025-05-12 2025-03-31 13F MICROSOFT COM 594918104 54,179 34,317 172.78 20,338 142.96 0.2430
2025-02-03 2024-12-31 13F MICROSOFT COM 594918104 19,862 8,079 68.56 8,372 65.11 0.0837
2024-11-04 2024-09-30 13F MICROSOFT COM 594918104 11,783 11,783 5,070 0.0546
2024-02-01 2023-12-31 13F MICROSOFT COM 594918104 0 -77,390 -100.00 0 -100.00
2023-11-13 2023-09-30 13F MICROSOFT COM 594918104 77,390 77,390 24,436 0.2743
2023-05-08 2023-03-31 13F MICROSOFT COM 594918104 0 -108,756 -100.00 0 -100.00
2023-02-01 2022-12-31 13F MICROSOFT COM 594918104 108,756 -83,912 -43.55 26,082 -41.88 0.2701
2022-11-10 2022-09-30 13F MICROSOFT COM 594918104 192,668 155,383 416.74 44,872 368.64 0.4837
2022-08-03 2022-06-30 13F MICROSOFT COM 594918104 37,285 28,579 328.27 9,575 256.74 0.0959
2022-05-04 2022-03-31 13F MICROSOFT COM 594918104 8,706 4,897 128.56 2,684 109.52 0.0262
2022-02-09 2021-12-31 13F MICROSOFT COM 594918104 3,809 -28,400 -88.17 1,281 -85.89 0.0119
2021-11-12 2021-09-30 13F MICROSOFT COM 594918104 32,209 32,209 9,080 0.0784
2021-05-13 2021-03-31 13F MICROSOFT COM 594918104 0 -13 -100.00 0 -100.00
2021-02-12 2020-12-31 13F MICROSOFT COM 594918104 13 -598 -97.87 2 -98.44 0.0000
2020-11-13 2020-09-30 13F MICROSOFT COM 594918104 611 513 523.47 128 573.68 0.0011
2020-08-13 2020-06-30 13F MICROSOFT COM 594918104 98 98 19 0.0002
2019-11-14 2019-09-30 13F MICROSOFT COM 594918104 0 -1,145 -100.00 0 -100.00
2019-08-14 2019-06-30 13F MICROSOFT COM 594918104 1,145 1,145 153 0.0020
2019-05-15 2019-03-31 13F MICROSOFT COM 594918104 0 -1,493,964 -100.00 0 -100.00
2019-02-14 2018-12-31 13F MICROSOFT COM 594918104 1,493,964 1,380,790 1,220.06 151,741 1,072.38 1.8230
2018-11-14 2018-09-30 13F MICROSOFT COM 594918104 113,174 15,921 16.37 12,943 34.96 0.1505
2018-08-14 2018-06-30 13F MICROSOFT COM 594918104 97,253 41,851 75.54 9,590 89.68 0.1241
2018-05-15 2018-03-31 13F MICROSOFT COM 594918104 55,402 -5,911 -9.64 5,056 -3.59 0.0654
2018-02-14 2017-12-31 13F MICROSOFT COM 594918104 61,313 27,520 81.44 5,244 108.34 0.0531
2017-11-14 2017-09-30 13F MICROSOFT COM 594918104 33,793 15,090 80.68 2,517 104.47 0.0279
2017-05-15 2017-03-31 13F MICROSOFT COM 594918104 18,703 -2,040,850 -99.09 1,231 -99.04 0.0191
2017-02-13 2016-12-31 13F MICROSOFT COM 594918104 2,059,553 2,059,553 0.00 127,980 1.6539
2016-05-16 2016-03-31 13F MICROSOFT COM 594918104 0 0 0 0.0000
2016-02-12 2015-12-31 13F MICROSOFT COM 594918104 0 -37,849 -100.00 0 -100.00
2015-11-17 2015-09-30 13F MICROSOFT COM 594918104 37,849 37,849 0.00 1,675 0.0395
2015-08-14 2015-06-30 13F MICROSOFT COM 594918104 0 -17,549 -100.00 0 -100.00
2015-05-15 2015-03-31 13F MICROSOFT COM 594918104 17,549 -59,181 -77.13 713 -79.99 0.0142
2015-02-12 2014-12-31 13F MICROSOFT COM 594918104 76,730 76,730 0.00 3,564 0.0694
2014-11-13 2014-09-30 13F MICROSOFT COM 594918104 0 -138,489 -100.00 0 -100.00
2014-08-13 2014-06-30 13F MICROSOFT COM 594918104 138,489 60,840 78.35 5,774 81.46 0.1265
2014-05-14 2014-03-31 13F MICROSOFT COM 594918104 77,649 -32,800 -29.70 3,182 -22.97 0.0681
2014-02-14 2013-12-31 13F MICROSOFT COM 594918104 110,449 -91,800 -45.39 4,131 -38.62 0.0818
2013-11-13 2013-09-30 13F MICROSOFT COM 594918104 202,249 102,994 103.77 6,730 96.32 0.1497
2013-08-01 2013-06-30 13F MICROSOFT COM 594918104 99,255 99,255 3,428 0.0876
Disclosed Call Options
File
Date
Effective
Date
Form Security Class ID Opt Avg Share
Price
Shares ΔShares
(%)
Value
(x1000)
ΔValue
(%)
Prior Allocation
(%)
Allocation
(%)
ΔAllocation
(%)
Cost Basis
(x1000)
Profit
(x1000)
Return
(%)
2026-05-04 2026-03-31 13F MICROSOFT COM Call 56,200 14.00 20,804 -12.75 n/a n/a n/a
2026-02-02 2025-12-31 13F MICROSOFT COM Call 49,300 -41.38 23,842 -45.27 n/a n/a n/a
2025-10-28 2025-09-30 13F MICROSOFT COM Call 84,100 20.14 43,560 25.10 n/a n/a n/a
2025-08-04 2025-06-30 13F MICROSOFT COM Call 70,000 74.13 34,819 130.74 n/a n/a n/a
2025-05-12 2025-03-31 13F MICROSOFT COM Call 40,200 24.84 15,091 11.18 n/a n/a n/a
2025-02-03 2024-12-31 13F MICROSOFT COM Call 32,200 49.77 13,572 46.71 n/a n/a n/a
2024-11-04 2024-09-30 13F MICROSOFT COM Call 21,500 -51.14 9,251 -52.96 n/a n/a n/a
2024-08-01 2024-06-30 13F MICROSOFT COM Call 44,000 -37.32 19,666 -33.42 n/a n/a n/a
2024-05-13 2024-03-31 13F MICROSOFT COM Call 70,200 -65.64 29,535 -61.56 n/a n/a n/a
2024-02-01 2023-12-31 13F MICROSOFT COM Call 204,300 34.06 76,825 59.65 n/a n/a n/a
2023-11-13 2023-09-30 13F MICROSOFT COM Call 152,400 37.79 48,120 27.76 n/a n/a n/a
2023-08-07 2023-06-30 13F MICROSOFT COM Call 110,600 -15.51 37,664 -0.20 n/a n/a n/a
2023-05-08 2023-03-31 13F MICROSOFT COM Call 130,900 -60.86 37,738 -52.94 n/a n/a n/a
2023-02-01 2022-12-31 13F MICROSOFT COM Call 334,400 34.62 80,196 38.62 n/a n/a n/a
2022-11-10 2022-09-30 13F MICROSOFT COM Call 248,400 6.20 57,852 -3.70 n/a n/a n/a
2022-08-03 2022-06-30 13F MICROSOFT COM Call 233,900 28.66 60,072 7.18 n/a n/a n/a
2022-05-04 2022-03-31 13F MICROSOFT COM Call 181,800 533.45 56,050 480.71 n/a n/a n/a
2022-02-09 2021-12-31 13F MICROSOFT COM Call 28,700 -77.02 9,652 -72.59 n/a n/a n/a
2021-11-12 2021-09-30 13F MICROSOFT COM Call 124,900 35,211 n/a n/a n/a
2019-11-14 2019-09-30 13F MICROSOFT COM Call 0 -100.00 0 -100.00 n/a n/a n/a
2019-08-14 2019-06-30 13F MICROSOFT COM Call 10,000 -94.12 1,339 -93.32 n/a n/a n/a
2019-05-15 2019-03-31 13F MICROSOFT COM Call 170,000 -5.56 20,049 9.67 n/a n/a n/a
2019-02-14 2018-12-31 13F MICROSOFT COM Call 180,000 827.84 18,282 724.26 n/a n/a n/a
2018-11-14 2018-09-30 13F MICROSOFT COM Call 19,400 -80.48 2,218 -77.37 n/a n/a n/a
2018-08-14 2018-06-30 13F MICROSOFT COM Call 99,400 -47.74 9,801 -43.54 n/a n/a n/a
2018-05-15 2018-03-31 13F MICROSOFT COM Call 190,200 192.62 17,359 212.21 n/a n/a n/a
2018-02-14 2017-12-31 13F MICROSOFT COM Call 65,000 333.33 5,560 397.76 n/a n/a n/a
2017-11-14 2017-09-30 13F MICROSOFT COM Call 15,000 0.00 1,117 8.13 n/a n/a n/a
2017-08-14 2017-06-30 13F MICROSOFT COM Call 15,000 1,033 n/a n/a n/a
2017-05-15 2017-03-31 13F MICROSOFT COM Call 0 -100.00 0 -100.00 n/a n/a n/a
2017-02-13 2016-12-31 13F MICROSOFT COM Call 91,800 5,704 n/a n/a n/a
2016-11-14 2016-09-30 13F MICROSOFT COM Call 0 -100.00 0 -100.00 n/a n/a n/a
2016-08-25 2016-06-30 13F/A MICROSOFT COM Call 162,200 5,907.41 8,299 1,600.61 n/a n/a n/a
2016-08-15 2016-06-30 13F MICROSOFT COM Call 162,200 8,299 n/a n/a n/a
2016-05-16 2016-03-31 13F MICROSOFT COM Call 2,700 1,132.88 488 70.03 n/a n/a n/a
2016-02-12 2015-12-31 13F MICROSOFT COM Call 219 -56.02 287 83.97 n/a n/a n/a
2015-11-17 2015-09-30 13F MICROSOFT COM Call 498 67.11 156 129.41 n/a n/a n/a
2015-08-14 2015-06-30 13F MICROSOFT COM Call 298 -92.15 68 -20.00 n/a n/a n/a
2015-05-15 2015-03-31 13F MICROSOFT COM Call 3,798 859.09 85 -48.48 n/a n/a n/a
2015-02-12 2014-12-31 13F MICROSOFT COM Call 396 -75.60 165 -80.92 n/a n/a n/a
2014-11-13 2014-09-30 13F MICROSOFT COM Call 1,623 -19.57 865 24.64 n/a n/a n/a
2014-08-13 2014-06-30 13F MICROSOFT COM Call 2,018 101.00 694 92.24 n/a n/a n/a
2014-05-14 2014-03-31 13F MICROSOFT COM Call 1,004 -63.94 361 29.39 n/a n/a n/a
2014-02-14 2013-12-31 13F MICROSOFT COM Call 2,784 -45.69 279 -22.71 n/a n/a n/a
2013-11-13 2013-09-30 13F MICROSOFT COM Call 5,126 74.53 361 -41.11 n/a n/a n/a
2013-08-01 2013-06-30 13F MICROSOFT COM Call 2,937 613 n/a n/a n/a
Disclosed Put Options
File
Date
Effective
Date
Form Security Class ID Opt Avg Share Price Shares ΔShares
(%)
Value
(x1000)
ΔValue
(%)
Prior Allocation
(%)
Allocation
(%)
ΔAllocation
(%)
Cost Basis
(x1000)
Profit
(x1000)
Return
(%)
2026-05-04 2026-03-31 13F MICROSOFT COM Put 56,300 -8.31 20,841 -29.82 n/a n/a n/a
2026-02-02 2025-12-31 13F MICROSOFT COM Put 61,400 -48.36 29,694 -51.78 n/a n/a n/a
2025-10-28 2025-09-30 13F MICROSOFT COM Put 118,900 4.12 61,584 8.41 n/a n/a n/a
2025-08-04 2025-06-30 13F MICROSOFT COM Put 114,200 23.19 56,804 63.24 n/a n/a n/a
2025-05-12 2025-03-31 13F MICROSOFT COM Put 92,700 24.26 34,799 10.67 n/a n/a n/a
2025-02-03 2024-12-31 13F MICROSOFT COM Put 74,600 10.85 31,444 8.58 n/a n/a n/a
2024-11-04 2024-09-30 13F MICROSOFT COM Put 67,300 -30.11 28,959 -32.72 n/a n/a n/a
2024-08-01 2024-06-30 13F MICROSOFT COM Put 96,300 -2.92 43,041 3.13 n/a n/a n/a
2024-05-13 2024-03-31 13F MICROSOFT COM Put 99,200 -77.90 41,735 -75.27 n/a n/a n/a
2024-02-01 2023-12-31 13F MICROSOFT COM Put 448,800 25.71 168,767 49.72 n/a n/a n/a
2023-11-13 2023-09-30 13F MICROSOFT COM Put 357,000 28.19 112,723 18.85 n/a n/a n/a
2023-08-07 2023-06-30 13F MICROSOFT COM Put 278,500 62.11 94,840 91.48 n/a n/a n/a
2023-05-08 2023-03-31 13F MICROSOFT COM Put 171,800 -47.77 49,530 -37.21 n/a n/a n/a
2023-02-01 2022-12-31 13F MICROSOFT COM Put 328,900 -28.89 78,877 -26.77 n/a n/a n/a
2022-11-10 2022-09-30 13F MICROSOFT COM Put 462,500 131.25 107,716 109.70 n/a n/a n/a
2022-08-03 2022-06-30 13F MICROSOFT COM Put 200,000 -26.58 51,366 -38.84 n/a n/a n/a
2022-05-04 2022-03-31 13F MICROSOFT COM Put 272,400 102.98 83,983 86.07 n/a n/a n/a
2022-02-09 2021-12-31 13F MICROSOFT COM Put 134,200 -7.38 45,134 10.49 n/a n/a n/a
2021-11-12 2021-09-30 13F MICROSOFT COM Put 144,900 40,850 n/a n/a n/a
2019-08-14 2019-06-30 13F MICROSOFT COM Put 0 -100.00 0 -100.00 n/a n/a n/a
2019-05-15 2019-03-31 13F MICROSOFT COM Put 20,000 -93.60 2,358 -92.57 n/a n/a n/a
2019-02-14 2018-12-31 13F MICROSOFT COM Put 312,600 59.49 31,750 41.64 n/a n/a n/a
2018-11-14 2018-09-30 13F MICROSOFT COM Put 196,000 32.25 22,416 53.39 n/a n/a n/a
2018-08-14 2018-06-30 13F MICROSOFT COM Put 148,200 -17.58 14,614 -10.94 n/a n/a n/a
2018-05-15 2018-03-31 13F MICROSOFT COM Put 179,800 -3.02 16,410 3.47 n/a n/a n/a
2018-02-14 2017-12-31 13F MICROSOFT COM Put 185,400 5.28 15,859 20.90 n/a n/a n/a
2017-11-14 2017-09-30 13F MICROSOFT COM Put 176,100 207.87 13,117 232.75 n/a n/a n/a
2017-08-14 2017-06-30 13F MICROSOFT COM Put 57,200 -53.42 3,942 -51.26 n/a n/a n/a
2017-05-15 2017-03-31 13F MICROSOFT COM Put 122,800 -59.54 8,087 -57.12 n/a n/a n/a
2017-02-13 2016-12-31 13F MICROSOFT COM Put 303,500 23.88 18,859 33.64 n/a n/a n/a
2016-11-14 2016-09-30 13F MICROSOFT COM Put 245,000 -23.44 14,112 -13.81 n/a n/a n/a
2016-08-25 2016-06-30 13F/A MICROSOFT COM Put 320,000 26,566.67 16,374 8,703.23 n/a n/a n/a
2016-08-15 2016-06-30 13F MICROSOFT COM Put 320,000 16,374 n/a n/a n/a
2016-05-16 2016-03-31 13F MICROSOFT COM Put 1,200 -35.06 186 -18.42 n/a n/a n/a
2016-02-12 2015-12-31 13F MICROSOFT COM Put 1,848 117.92 228 78.13 n/a n/a n/a
2015-11-17 2015-09-30 13F MICROSOFT COM Put 848 30.86 128 276.47 n/a n/a n/a
2015-08-14 2015-06-30 13F MICROSOFT COM Put 648 -3.57 34 -47.69 n/a n/a n/a
2015-05-15 2015-03-31 13F MICROSOFT COM Put 672 -77.06 65 -59.37 n/a n/a n/a
2015-02-12 2014-12-31 13F MICROSOFT COM Put 2,929 -1.88 160 -50.31 n/a n/a n/a
2014-11-13 2014-09-30 13F MICROSOFT COM Put 2,985 -19.37 322 -63.82 n/a n/a n/a
2014-08-13 2014-06-30 13F MICROSOFT COM Put 3,702 97.44 890 417.44 n/a n/a n/a
2014-05-14 2014-03-31 13F MICROSOFT COM Put 1,875 -52.31 172 -62.85 n/a n/a n/a
2014-02-14 2013-12-31 13F MICROSOFT COM Put 3,932 10.02 463 -21.26 n/a n/a n/a
2013-11-13 2013-09-30 13F MICROSOFT COM Put 3,574 -4.31 588 42.72 n/a n/a n/a
2013-08-01 2013-06-30 13F MICROSOFT COM Put 3,735 412 n/a n/a n/a
Legend
Shares
The total number of shares held by the institution at the end of the reporting period (the effective date). This is provided in the filing.
Value
The total value of the shares as of the effective date. This is provided in the filing.
Avg. Share Price
The weighted average share price of the shares held by the institution. We use FIFO accounting to determine this price
Class
This is the security class as indicated by the filer. There are a variety of values for this field. Common values include "EC" = equity common, "EP" - equity preferred
Allocation (%)
The percent of the institution's portfolio that this position represents. This is provided in NPORT filings. For 13F filings, we calculate it.
Change in Allocation
The change in allocation from the prior reporting period. This is calculated as current allocation - prior allocation.
Change in Allocation (%)
The percent change in allocation from the prior reporting period. This is calculated as (current allocation - prior allocation) / prior allocation.
Cost Basis
The total cost of the shares held. This is calculated as reported shares * avg. share price
Unrealized Gain/Loss
This is the market value of the position as of the effective date minus the cost basis.