Workday, Inc.
US ˙ NasdaqGS ˙ US98138H1014

SecurityWDAY / Workday, Inc.
InstitutionWolverine Trading, Llc
Latest Disclosed Ownership0 shares
Latest Disclosed Value $ 0
Wolverine Trading, Llc ownership in WDAY / Workday, Inc.

On November 14, 2025 - Wolverine Trading, Llc filed a 13F-HR form disclosing ownership of 0 shares of Workday, Inc. (US:WDAY) valued at $0 USD as of September 30, 2025. The entity filed a previous 13F-HR on August 18, 2025 disclosing 1,196 shares of Workday, Inc.. This represents a change in shares of -100.00% during the quarter. The current value of the position is $0 USD.

Wolverine Trading, Llc has a history of taking positions in derivatives of the underlying security (WDAY) in the form of stock options. The firm currently holds call options representing 177,700 of underlying shares valued at $44,014,513 USD and put options representing 100,300 of underlying shares valued at $24,843,307 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.

WDAY / Workday, Inc. 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)
2025-11-14 2025-09-30 13F WORKDAY CL A 98138H101 0 -1,196 -100.00 0 -100.00
2025-08-18 2025-06-30 13F WORKDAY CL A 98138H101 1,196 1,196 284 0.0003
2025-05-15 2025-03-31 13F WORKDAY CL A 98138H101 0 -17,837 -100.00 0 -100.00
2025-02-14 2024-12-31 13F WORKDAY CL A 98138H101 17,837 7,897 79.45 4,673 93.02 0.0044
2024-11-14 2024-09-30 13F WORKDAY CL A 98138H101 9,940 -6,737 -40.40 2,422 -35.06 0.0026
2024-08-14 2024-06-30 13F WORKDAY CL A 98138H101 16,677 4,451 36.41 3,728 11.82 0.0039
2024-05-15 2024-03-31 13F WORKDAY CL A 98138H101 12,226 -43,746 -78.16 3,335 -78.42 0.0034
2024-02-14 2023-12-31 13F WORKDAY CL A 98138H101 55,972 54,654 4,146.74 15,452 5,359.72 0.0162
2023-11-15 2023-09-30 13F WORKDAY CL A 98138H101 1,318 281 27.10 283 20.43 0.0003
2023-08-23 2023-06-30 13F WORKDAY CL A 98138H101 1,037 -3,876 -78.89 236 0.0003
2023-05-15 2023-03-31 13F WORKDAY CL A 98138H101 4,913 4,913 1 0.0015
2023-02-14 2022-12-31 13F WORKDAY CL A 98138H101 0 -1,400 -100.00 0 -100.00
2022-11-14 2022-09-30 13F WORKDAY CL A 98138H101 1,400 -49,556 -97.25 219 -97.06 0.0004
2022-08-15 2022-06-30 13F WORKDAY CL A 98138H101 50,956 40,092 369.04 7,455 184.11 0.0124
2022-05-16 2022-03-31 13F WORKDAY CL A 98138H101 10,864 6,396 143.15 2,624 112.47 0.0034
2022-02-14 2021-12-31 13F WORKDAY CL A 98138H101 4,468 4,468 1,235 0.0015
2021-11-12 2021-09-30 13F WORKDAY CL A 98138H101 0 -36,632 -100.00 0 -100.00
2021-08-06 2021-06-30 13F WORKDAY CL A 98138H101 36,632 27,898 319.42 9,026 324.95 0.0140
2021-05-14 2021-03-31 13F WORKDAY CL A 98138H101 8,734 4,003 84.61 2,124 89.47 0.0032
2021-02-12 2020-12-31 13F WORKDAY CL A 98138H101 4,731 4,731 1,121 0.0018
2020-05-11 2020-03-31 13F WORKDAY CL A 98138H101 0 -10,578 -100.00 0 -100.00
2020-02-12 2019-12-31 13F WORKDAY CL A 98138H101 10,578 7,930 299.47 1,733 287.70 0.0042
2019-11-14 2019-09-30 13F WORKDAY CL A 98138H101 2,648 2,648 447 0.0013
2019-08-20 2019-06-30 13F WORKDAY CL A 98138H101 0 -13,206 -100.00 0 -100.00
2019-05-15 2019-03-31 13F WORKDAY CL A 98138H101 13,206 5,173 64.40 2,547 98.67 0.0074
2019-02-13 2018-12-31 13F WORKDAY CL A 98138H101 8,033 -11,249 -58.34 1,282 -54.46 0.0036
2018-11-14 2018-09-30 13F WORKDAY CL A 98138H101 19,282 10,816 127.76 2,815 161.62 0.0062
2018-08-13 2018-06-30 13F WORKDAY CL A 98138H101 8,466 0 0.00 1,076 0.00 0.0026
2018-05-15 2018-03-31 13F WORKDAY CL A 98138H101 8,466 -49,128 -85.30 1,076 -81.64 0.0026
2018-02-14 2017-12-31 13F WORKDAY CL A 98138H101 57,594 33,034 134.50 5,860 126.43 0.0212
2017-11-15 2017-09-30 13F WORKDAY CL A 98138H101 24,560 11,919 94.29 2,588 112.31 0.0099
2017-08-14 2017-06-30 13F WORKDAY CL A 98138H101 12,641 7,267 135.23 1,219 170.89 0.0056
2017-05-15 2017-03-31 13F WORKDAY CL A 98138H101 5,374 5,374 450 0.0025
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
(%)
2025-11-14 2025-09-30 13F WORKDAY CL A Call 177,700 77.35 44,015 85.06 n/a n/a n/a
2025-08-18 2025-06-30 13F WORKDAY CL A Call 100,200 3.41 23,784 2.92 n/a n/a n/a
2025-05-15 2025-03-31 13F WORKDAY CL A Call 96,900 -0.82 23,110 -9.72 n/a n/a n/a
2025-02-14 2024-12-31 13F WORKDAY CL A Call 97,700 27.71 25,597 37.35 n/a n/a n/a
2024-11-14 2024-09-30 13F WORKDAY CL A Call 76,500 -1.80 18,637 7.01 n/a n/a n/a
2024-08-14 2024-06-30 13F WORKDAY CL A Call 77,900 2.37 17,415 -16.10 n/a n/a n/a
2024-05-15 2024-03-31 13F WORKDAY CL A Call 76,100 -21.87 20,756 -22.81 n/a n/a n/a
2024-02-14 2023-12-31 13F WORKDAY CL A Call 97,400 -5.89 26,888 20.92 n/a n/a n/a
2023-11-15 2023-09-30 13F WORKDAY CL A Call 103,500 1.17 22,237 -4.30 n/a n/a n/a
2023-08-23 2023-06-30 13F WORKDAY CL A Call 102,300 49.56 23,234 178,623.08 n/a n/a n/a
2023-05-15 2023-03-31 13F WORKDAY CL A Call 68,400 14 n/a n/a n/a
2023-02-14 2022-12-31 13F WORKDAY CL A Call 0 -100.00 0 -100.00 n/a n/a n/a
2022-11-14 2022-09-30 13F WORKDAY CL A Call 103,100 3.72 16,110 10.77 n/a n/a n/a
2022-08-15 2022-06-30 13F WORKDAY CL A Call 99,400 52.22 14,543 -7.80 n/a n/a n/a
2022-05-16 2022-03-31 13F WORKDAY CL A Call 65,300 -26.79 15,774 -36.04 n/a n/a n/a
2022-02-14 2021-12-31 13F WORKDAY CL A Call 89,200 -27.54 24,664 -19.70 n/a n/a n/a
2021-11-12 2021-09-30 13F WORKDAY CL A Call 123,100 55.63 30,715 57.60 n/a n/a n/a
2021-08-06 2021-06-30 13F WORKDAY CL A Call 79,100 43.82 19,489 45.68 n/a n/a n/a
2021-05-14 2021-03-31 13F WORKDAY CL A Call 55,000 -55.82 13,378 -54.65 n/a n/a n/a
2021-02-12 2020-12-31 13F WORKDAY CL A Call 124,500 -26.24 29,498 -20.85 n/a n/a n/a
2020-11-13 2020-09-30 13F WORKDAY CL A Call 168,800 12.01 37,268 32.83 n/a n/a n/a
2020-08-13 2020-06-30 13F WORKDAY CL A Call 150,700 9.20 28,057 48.08 n/a n/a n/a
2020-05-11 2020-03-31 13F WORKDAY CL A Call 138,000 -29.09 18,947 -40.57 n/a n/a n/a
2020-02-12 2019-12-31 13F WORKDAY CL A Call 194,600 12.36 31,883 9.15 n/a n/a n/a
2019-11-14 2019-09-30 13F WORKDAY CL A Call 173,200 29,210 n/a n/a n/a
2019-08-20 2019-06-30 13F WORKDAY CL A Call 0 -100.00 0 -100.00 n/a n/a n/a
2019-05-15 2019-03-31 13F WORKDAY CL A Call 162,800 45.23 31,396 75.52 n/a n/a n/a
2019-02-13 2018-12-31 13F WORKDAY CL A Call 112,100 28.41 17,887 40.36 n/a n/a n/a
2018-11-14 2018-09-30 13F WORKDAY CL A Call 87,300 21.93 12,744 40.03 n/a n/a n/a
2018-08-13 2018-06-30 13F WORKDAY CL A Call 71,600 0.00 9,101 0.00 n/a n/a n/a
2018-05-15 2018-03-31 13F WORKDAY CL A Call 71,600 0.00 9,101 24.93 n/a n/a n/a
2018-02-14 2017-12-31 13F WORKDAY CL A Call 71,600 26.28 7,285 21.90 n/a n/a n/a
2017-11-15 2017-09-30 13F WORKDAY CL A Call 56,700 -31.93 5,976 -25.62 n/a n/a n/a
2017-08-14 2017-06-30 13F WORKDAY CL A Call 83,300 42.15 8,034 63.79 n/a n/a n/a
2017-05-15 2017-03-31 13F WORKDAY CL A Call 58,600 4,905 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
(%)
2025-11-14 2025-09-30 13F WORKDAY CL A Put 100,300 -3.00 24,843 1.22 n/a n/a n/a
2025-08-18 2025-06-30 13F WORKDAY CL A Put 103,400 193.75 24,544 192.40 n/a n/a n/a
2025-05-15 2025-03-31 13F WORKDAY CL A Put 35,200 -67.19 8,395 -70.14 n/a n/a n/a
2025-02-14 2024-12-31 13F WORKDAY CL A Put 107,300 -4.45 28,113 2.76 n/a n/a n/a
2024-11-14 2024-09-30 13F WORKDAY CL A Put 112,300 -19.03 27,359 -11.77 n/a n/a n/a
2024-08-14 2024-06-30 13F WORKDAY CL A Put 138,700 73.59 31,008 42.29 n/a n/a n/a
2024-05-15 2024-03-31 13F WORKDAY CL A Put 79,900 -30.58 21,793 -31.42 n/a n/a n/a
2024-02-14 2023-12-31 13F WORKDAY CL A Put 115,100 80.97 31,775 132.54 n/a n/a n/a
2023-11-15 2023-09-30 13F WORKDAY CL A Put 63,600 97.52 13,664 86.85 n/a n/a n/a
2023-08-23 2023-06-30 13F WORKDAY CL A Put 32,200 -29.85 7,313 81,155.56 n/a n/a n/a
2023-05-15 2023-03-31 13F WORKDAY CL A Put 45,900 9 n/a n/a n/a
2023-02-14 2022-12-31 13F WORKDAY CL A Put 0 -100.00 0 -100.00 n/a n/a n/a
2022-11-14 2022-09-30 13F WORKDAY CL A Put 75,700 -19.38 11,829 -13.90 n/a n/a n/a
2022-08-15 2022-06-30 13F WORKDAY CL A Put 93,900 60.79 13,739 -2.61 n/a n/a n/a
2022-05-16 2022-03-31 13F WORKDAY CL A Put 58,400 -38.07 14,107 -45.90 n/a n/a n/a
2022-02-14 2021-12-31 13F WORKDAY CL A Put 94,300 -22.19 26,074 -13.78 n/a n/a n/a
2021-11-12 2021-09-30 13F WORKDAY CL A Put 121,200 14.56 30,241 16.01 n/a n/a n/a
2021-08-06 2021-06-30 13F WORKDAY CL A Put 105,800 135.63 26,068 138.70 n/a n/a n/a
2021-05-14 2021-03-31 13F WORKDAY CL A Put 44,900 -50.66 10,921 -49.35 n/a n/a n/a
2021-02-12 2020-12-31 13F WORKDAY CL A Put 91,000 21.82 21,561 30.74 n/a n/a n/a
2020-11-13 2020-09-30 13F WORKDAY CL A Put 74,700 -4.72 16,492 12.98 n/a n/a n/a
2020-08-13 2020-06-30 13F WORKDAY CL A Put 78,400 -14.32 14,597 16.19 n/a n/a n/a
2020-05-11 2020-03-31 13F WORKDAY CL A Put 91,500 -33.41 12,563 -44.19 n/a n/a n/a
2020-02-12 2019-12-31 13F WORKDAY CL A Put 137,400 34.31 22,512 30.48 n/a n/a n/a
2019-11-14 2019-09-30 13F WORKDAY CL A Put 102,300 17,253 n/a n/a n/a
2019-08-20 2019-06-30 13F WORKDAY CL A Put 0 -100.00 0 -100.00 n/a n/a n/a
2019-05-15 2019-03-31 13F WORKDAY CL A Put 146,500 -15.90 28,253 1.65 n/a n/a n/a
2019-02-13 2018-12-31 13F WORKDAY CL A Put 174,200 119.12 27,795 139.51 n/a n/a n/a
2018-11-14 2018-09-30 13F WORKDAY CL A Put 79,500 -9.66 11,605 3.75 n/a n/a n/a
2018-08-13 2018-06-30 13F WORKDAY CL A Put 88,000 0.00 11,186 0.00 n/a n/a n/a
2018-05-15 2018-03-31 13F WORKDAY CL A Put 88,000 16.87 11,186 46.01 n/a n/a n/a
2018-02-14 2017-12-31 13F WORKDAY CL A Put 75,300 50.60 7,661 45.37 n/a n/a n/a
2017-11-15 2017-09-30 13F WORKDAY CL A Put 50,000 -43.44 5,270 -38.19 n/a n/a n/a
2017-08-14 2017-06-30 13F WORKDAY CL A Put 88,400 12.33 8,526 29.44 n/a n/a n/a
2017-05-15 2017-03-31 13F WORKDAY CL A Put 78,700 6,587 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.