Moody's Corporation
US ˙ NYSE ˙ US6153691059

SecurityMCO / Moody's Corporation
InstitutionSimplex Trading, Llc
Latest Disclosed Ownership0 shares
Latest Disclosed Value $ 0
Simplex Trading, Llc ownership in MCO / Moody's Corporation

On May 14, 2026 - Simplex Trading, Llc filed a 13F-HR form disclosing ownership of 0 shares of Moody's Corporation (US:MCO) valued at $0 USD as of March 31, 2026. The entity filed a previous 13F-HR on February 11, 2026 disclosing 394 shares of Moody's Corporation. The current value of the position is $0 USD.

Simplex Trading, Llc has a history of taking positions in derivatives of the underlying security (MCO) in the form of stock options. The firm currently holds call options representing 9,600 of underlying shares valued at $4,188,000 USD and put options representing 1,200 of underlying shares valued at $523,500 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.

MCO / Moody's 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)
2026-05-14 2026-03-31 13F MOODYS COM 615369105 0 -100.00 0
2026-02-11 2025-12-31 13F MOODYS COM 615369105 394 351 816.28 201 0.0001
2025-11-12 2025-09-30 13F MOODYS COM 615369105 43 43 0 0.0000
2025-05-12 2025-03-31 13F MOODYS COM 615369105 0 -2,729 -100.00 0 -100.00
2025-02-11 2024-12-31 13F MOODYS COM 615369105 2,729 608 28.67 1 0.00 0.0007
2024-11-08 2024-09-30 13F MOODYS COM 615369105 2,121 2,121 1 0.0006
2024-07-25 2024-06-30 13F MOODYS COM 615369105 0 -1,247 -100.00 0 0.0000
2024-04-25 2024-03-31 13F MOODYS COM 615369105 1,247 -365 -22.64 0 0.0003
2024-02-02 2023-12-31 13F MOODYS COM 615369105 1,612 264 19.58 1 0.0004
2023-11-01 2023-09-30 13F MOODYS COM 615369105 1,348 -3,195 -70.33 0 -100.00 0.0003
2023-08-04 2023-06-30 13F MOODYS COM 615369105 4,543 4,543 2 0.0013
2023-04-27 2023-03-31 13F MOODYS COM 615369105 0 -2,748 -100.00 0 0.0000
2023-02-02 2022-12-31 13F MOODYS COM 615369105 2,748 -9,737 -77.99 1 -100.00 0.0008
2022-11-04 2022-09-30 13F MOODYS COM 615369105 12,485 5,065 68.26 3,035 50.40 0.0034
2022-08-03 2022-06-30 13F MOODYS COM 615369105 7,420 3,816 105.88 2,018 65.95 0.0021
2022-05-02 2022-03-31 13F MOODYS COM 615369105 3,604 2,869 390.34 1,216 323.69 0.0011
2022-02-23 2021-12-31 13F/A-1 MOODYS COM 615369105 735 -548 -42.71 287 -38.68 0.0003
2022-02-04 2021-12-31 13F MOODYS COM 615369105 1,283 0 468 0.0004
2021-10-28 2021-09-30 13F MOODYS COM 615369105 1,283 0 0.00 468 0.86 0.0004
2021-08-12 2021-06-30 13F MOODYS COM 615369105 1,283 1,283 464 0.0004
2021-02-02 2020-12-31 13F MOODYS COM 615369105 0 -2,045 -100.00 0 -100.00
2020-10-14 2020-09-30 13F MOODYS COM 615369105 2,045 -2,268 -52.59 592 -50.00 0.0008
2020-07-13 2020-06-30 13F MOODYS COM 615369105 4,313 -1,143 -20.95 1,184 2.69 0.0019
2020-04-29 2020-03-31 13F MOODYS COM 615369105 5,456 5,456 26.50 1,153 -2.62 0.0020
2020-02-05 2019-12-31 13F MOODYS COM 615369105 0 -620 -100.00 0 -100.00
2019-10-15 2019-09-30 13F MOODYS COM 615369105 620 -7,755 -92.60 126 -92.29 0.0004
2019-07-26 2019-06-30 13F MOODYS COM 615369105 8,375 8,375 1,250.81 1,635 1,197.62 0.0045
2019-04-18 2019-03-31 13F MOODYS COM 615369105 0 -9,710 -100.00 0 -100.00
2019-01-16 2018-12-31 13F MOODYS COM 615369105 9,710 -1,048 -9.74 1,359 -24.42 0.0040
2018-10-23 2018-09-30 13F MOODYS COM 615369105 10,758 10,471 3,648.43 1,798 3,645.83 0.0058
2018-07-30 2018-06-30 13F MOODYS COM 615369105 287 -6,123 -95.52 48 -95.35 0.0002
2018-04-26 2018-03-31 13F MOODYS COM 615369105 6,410 4,458 228.38 1,033 258.68 0.0454
2018-01-10 2017-12-31 13F MOODYS COM 615369105 1,952 1,952 -69.55 288 -72.12 0.0124
2017-10-25 2017-09-30 13F MOODYS COM 615369105 0 -796 -100.00 0 -100.00
2017-07-12 2017-06-30 13F MOODYS COM 615369105 796 796 96 0.0042
2017-04-21 2017-03-31 13F MOODYS COM 615369105 0 -7,120 -100.00 0 -100.00
2017-01-11 2016-12-31 13F MOODYS COM 615369105 7,120 7,120 671 0.0401
2016-10-07 2016-09-30 13F MOODYS COM 615369105 0 -11,957 -100.00 0 -100.00
2016-07-18 2016-06-30 13F MOODYS COM 615369105 11,957 11,574 3,021.93 1,120 3,011.11 0.0749
2016-04-14 2016-03-31 13F MOODYS COM 615369105 383 383 -96.80 36 -96.79 0.0029
2015-10-08 2015-09-30 13F MOODYS COM 615369105 0 -1,251 -100.00 0 -100.00
2015-07-08 2015-06-30 13F MOODYS COM 615369105 1,251 -4,300 -77.46 135 -76.56 0.0113
2015-04-21 2015-03-31 13F MOODYS COM 615369105 5,551 5,551 576 0.0670
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
(%)
2026-05-14 2026-03-31 13F MOODYS CALL Call 9,600 1,820.00 4,188 1,542.35 n/a n/a n/a
2026-02-11 2025-12-31 13F MOODYS CALL Call 500 -54.55 255 n/a n/a n/a
2025-11-12 2025-09-30 13F MOODYS CALL Call 1,100 -94.27 1 -100.00 n/a n/a n/a
2025-08-05 2025-06-30 13F MOODYS CALL Call 19,200 65.52 10 80.00 n/a n/a n/a
2025-05-12 2025-03-31 13F MOODYS CALL Call 11,600 56.76 5 66.67 n/a n/a n/a
2025-02-11 2024-12-31 13F MOODYS CALL Call 7,400 12.12 4 0.00 n/a n/a n/a
2024-11-08 2024-09-30 13F MOODYS CALL Call 6,600 -44.54 3 -40.00 n/a n/a n/a
2024-07-25 2024-06-30 13F MOODYS CALL Call 11,900 176.74 5 400.00 n/a n/a n/a
2024-04-25 2024-03-31 13F MOODYS CALL Call 4,300 -90.21 2 -94.12 n/a n/a n/a
2024-02-02 2023-12-31 13F MOODYS CALL Call 43,900 -21.89 17 0.00 n/a n/a n/a
2023-11-01 2023-09-30 13F MOODYS CALL Call 56,200 222.99 18 183.33 n/a n/a n/a
2023-08-04 2023-06-30 13F MOODYS CALL Call 17,400 -78.99 6 -76.00 n/a n/a n/a
2023-04-27 2023-03-31 13F MOODYS CALL Call 82,800 4,040.00 25 n/a n/a n/a
2023-02-02 2022-12-31 13F MOODYS CALL Call 2,000 33.33 1 -100.00 n/a n/a n/a
2022-11-04 2022-09-30 13F MOODYS CALL Call 1,500 -77.61 364 -80.02 n/a n/a n/a
2022-08-03 2022-06-30 13F MOODYS CALL Call 6,700 415.38 1,822 315.98 n/a n/a n/a
2022-05-02 2022-03-31 13F MOODYS CALL Call 1,300 -76.79 438 -79.97 n/a n/a n/a
2022-02-23 2021-12-31 13F/A MOODYS CALL Call 5,600 166.67 2,187 185.14 n/a n/a n/a
2022-02-04 2021-12-31 13F MOODYS CALL Call 2,100 767 n/a n/a n/a
2021-10-28 2021-09-30 13F MOODYS CALL Call 2,100 5.00 767 5.94 n/a n/a n/a
2021-08-12 2021-06-30 13F MOODYS CALL Call 2,000 2,885.07 724 -63.80 n/a n/a n/a
2021-04-26 2021-03-31 13F MOODYS CALL Call 67 63.41 2,000 68.21 n/a n/a n/a
2021-02-02 2020-12-31 13F MOODYS CALL Call 41 -52.33 1,189 -52.29 n/a n/a n/a
2020-10-14 2020-09-30 13F MOODYS CALL Call 86 38.71 2,492 46.33 n/a n/a n/a
2020-07-13 2020-06-30 13F MOODYS CALL Call 62 -15.07 1,703 10.37 n/a n/a n/a
2020-04-29 2020-03-31 13F MOODYS CALL Call 73 28.07 1,543 14.04 n/a n/a n/a
2020-02-05 2019-12-31 13F MOODYS CALL Call 57 83.87 1,353 113.41 n/a n/a n/a
2019-10-15 2019-09-30 13F MOODYS CALL Call 31 244.44 634 262.29 n/a n/a n/a
2019-07-26 2019-06-30 13F MOODYS CALL Call 9 -91.89 175 -91.29 n/a n/a n/a
2019-04-18 2019-03-31 13F MOODYS CALL Call 111 76.19 2,010 127.89 n/a n/a n/a
2019-01-16 2018-12-31 13F MOODYS CALL Call 63 -80.00 882 -83.25 n/a n/a n/a
2018-10-23 2018-09-30 13F MOODYS CALL Call 315 751.35 5,266 734.55 n/a n/a n/a
2018-07-30 2018-06-30 13F MOODYS CALL Call 37 640.00 631 10,416.67 n/a n/a n/a
2018-04-26 2018-03-31 13F MOODYS CALL Call 5 -96.15 6 -53.85 n/a n/a n/a
2018-01-10 2017-12-31 13F MOODYS CALL Call 130 319.35 13 -69.77 n/a n/a n/a
2017-10-25 2017-09-30 13F MOODYS CALL Call 31 6.90 43 186.67 n/a n/a n/a
2017-07-12 2017-06-30 13F MOODYS CALL Call 29 -92.47 15 -84.69 n/a n/a n/a
2017-04-21 2017-03-31 13F MOODYS CALL Call 385 231.90 98 2,350.00 n/a n/a n/a
2017-01-11 2016-12-31 13F MOODYS CALL Call 116 -20.55 4 -93.65 n/a n/a n/a
2016-10-07 2016-09-30 13F MOODYS CALL Call 146 14,500.00 63 1,475.00 n/a n/a n/a
2016-07-18 2016-06-30 13F MOODYS CALL Call 1 -92.31 0 -100.00 n/a n/a n/a
2016-04-14 2016-03-31 13F MOODYS CALL Call 13 -73.47 3 -57.14 n/a n/a n/a
2016-01-20 2015-12-31 13F MOODYS CALL Call 49 226.67 7 600.00 n/a n/a n/a
2015-10-08 2015-09-30 13F MOODYS CALL Call 15 200.00 1 -85.71 n/a n/a n/a
2015-07-08 2015-06-30 13F MOODYS CALL Call 5 0.00 0 -100.00 n/a n/a n/a
2015-04-21 2015-03-31 13F MOODYS CALL Call 5 -82.14 3 -70.00 n/a n/a n/a
2015-03-04 2014-12-31 13F MOODYS CALL Call 28 10 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
(%)
2026-05-14 2026-03-31 13F MOODYS PUT Put 1,200 -20.00 524 -31.72 n/a n/a n/a
2026-02-11 2025-12-31 13F MOODYS PUT Put 1,500 -72.22 766 38,200.00 n/a n/a n/a
2025-11-12 2025-09-30 13F MOODYS PUT Put 5,400 -72.59 3 -77.78 n/a n/a n/a
2025-08-05 2025-06-30 13F MOODYS PUT Put 19,700 369.05 10 800.00 n/a n/a n/a
2025-05-12 2025-03-31 13F MOODYS PUT Put 4,200 -72.19 2 -85.71 n/a n/a n/a
2025-02-11 2024-12-31 13F MOODYS PUT Put 15,100 48.04 7 75.00 n/a n/a n/a
2024-11-08 2024-09-30 13F MOODYS PUT Put 10,200 72.88 5 100.00 n/a n/a n/a
2024-07-25 2024-06-30 13F MOODYS PUT Put 5,900 -31.40 2 -33.33 n/a n/a n/a
2024-04-25 2024-03-31 13F MOODYS PUT Put 8,600 -42.67 3 -40.00 n/a n/a n/a
2024-02-02 2023-12-31 13F MOODYS PUT Put 15,000 -28.57 6 -16.67 n/a n/a n/a
2023-11-01 2023-09-30 13F MOODYS PUT Put 21,000 76.47 7 50.00 n/a n/a n/a
2023-08-04 2023-06-30 13F MOODYS PUT Put 11,900 -21.19 4 0.00 n/a n/a n/a
2023-04-27 2023-03-31 13F MOODYS PUT Put 15,100 -72.45 5 -73.33 n/a n/a n/a
2023-02-02 2022-12-31 13F MOODYS PUT Put 54,800 209.60 15 -99.65 n/a n/a n/a
2022-11-04 2022-09-30 13F MOODYS PUT Put 17,700 38.28 4,303 23.61 n/a n/a n/a
2022-08-03 2022-06-30 13F MOODYS PUT Put 12,800 -56.76 3,481 -65.14 n/a n/a n/a
2022-05-02 2022-03-31 13F MOODYS PUT Put 29,600 61.75 9,987 39.74 n/a n/a n/a
2022-02-23 2021-12-31 13F/A MOODYS PUT Put 18,300 120.48 7,147 135.72 n/a n/a n/a
2022-02-04 2021-12-31 13F MOODYS PUT Put 8,300 3,032 n/a n/a n/a
2021-10-28 2021-09-30 13F MOODYS PUT Put 8,300 0.00 3,032 0.83 n/a n/a n/a
2021-08-12 2021-06-30 13F MOODYS PUT Put 8,300 17,191.67 3,007 109.84 n/a n/a n/a
2021-04-26 2021-03-31 13F MOODYS PUT Put 48 -39.24 1,433 -37.48 n/a n/a n/a
2021-02-02 2020-12-31 13F MOODYS PUT Put 79 -58.20 2,292 -58.16 n/a n/a n/a
2020-10-14 2020-09-30 13F MOODYS PUT Put 189 8.00 5,478 13.96 n/a n/a n/a
2020-07-13 2020-06-30 13F MOODYS PUT Put 175 -21.88 4,807 1.48 n/a n/a n/a
2020-04-29 2020-03-31 13F MOODYS PUT Put 224 128.57 4,737 103.65 n/a n/a n/a
2020-02-05 2019-12-31 13F MOODYS PUT Put 98 600.00 2,326 713.29 n/a n/a n/a
2019-10-15 2019-09-30 13F MOODYS PUT Put 14 -88.89 286 -88.37 n/a n/a n/a
2019-07-26 2019-06-30 13F MOODYS PUT Put 126 22.33 2,460 31.90 n/a n/a n/a
2019-04-18 2019-03-31 13F MOODYS PUT Put 103 -34.39 1,865 -15.15 n/a n/a n/a
2019-01-16 2018-12-31 13F MOODYS PUT Put 157 0.64 2,198 -15.72 n/a n/a n/a
2018-10-23 2018-09-30 13F MOODYS PUT Put 156 59.18 2,608 56.07 n/a n/a n/a
2018-07-30 2018-06-30 13F MOODYS PUT Put 98 -49.22 1,671 5,662.07 n/a n/a n/a
2018-04-26 2018-03-31 13F MOODYS PUT Put 193 54.40 29 -3.33 n/a n/a n/a
2018-01-10 2017-12-31 13F MOODYS PUT Put 125 3,025.00 30 3.45 n/a n/a n/a
2017-10-25 2017-09-30 13F MOODYS PUT Put 4 -95.18 0 -100.00 n/a n/a n/a
2017-07-12 2017-06-30 13F MOODYS PUT Put 83 -71.48 11 -83.08 n/a n/a n/a
2017-04-21 2017-03-31 13F MOODYS PUT Put 291 -38.74 65 -20.73 n/a n/a n/a
2017-01-11 2016-12-31 13F MOODYS PUT Put 475 1,537.93 82 2,633.33 n/a n/a n/a
2016-10-07 2016-09-30 13F MOODYS PUT Put 29 -89.06 3 -81.25 n/a n/a n/a
2016-07-18 2016-06-30 13F MOODYS PUT Put 265 42.47 16 100.00 n/a n/a n/a
2016-04-14 2016-03-31 13F MOODYS PUT Put 186 416.67 8 -11.11 n/a n/a n/a
2016-01-20 2015-12-31 13F MOODYS PUT Put 36 63.64 9 12.50 n/a n/a n/a
2015-10-08 2015-09-30 13F MOODYS PUT Put 22 -81.36 8 100.00 n/a n/a n/a
2015-07-08 2015-06-30 13F MOODYS PUT Put 118 -24.36 4 -42.86 n/a n/a n/a
2015-04-21 2015-03-31 13F MOODYS PUT Put 156 231.91 7 600.00 n/a n/a n/a
2015-03-04 2014-12-31 13F MOODYS PUT Put 47 1 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.