Leggett & Platt, Incorporated
US ˙ NYSE ˙ US5246601075

SecurityLEG / Leggett & Platt, Incorporated
InstitutionSimplex Trading, Llc
Latest Disclosed Ownership0 shares
Latest Disclosed Value $ 0
Simplex Trading, Llc ownership in LEG / Leggett & Platt, Incorporated

On May 14, 2026 - Simplex Trading, Llc filed a 13F-HR form disclosing ownership of 0 shares of Leggett & Platt, Incorporated (US:LEG) valued at $0 USD as of March 31, 2026. The entity filed a previous 13F-HR on February 11, 2026 disclosing 54,605 shares of Leggett & Platt, Incorporated. The current value of the position is $0 USD.

Simplex Trading, Llc has a history of taking positions in derivatives of the underlying security (LEG) in the form of stock options. The firm currently holds call options representing 37,700 of underlying shares valued at $372,476 USD and put options representing 1,500 of underlying shares valued at $14,820 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.

LEG / Leggett & Platt, Incorporated 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 LEGGETT & PLATT COM 524660107 0 -100.00 0
2026-02-11 2025-12-31 13F LEGGETT & PLATT COM 524660107 54,605 51,125 1,469.11 601 0.0003
2025-11-12 2025-09-30 13F LEGGETT & PLATT COM 524660107 3,480 -11,837 -77.28 0 0.0000
2025-08-05 2025-06-30 13F LEGGETT & PLATT COM 524660107 15,317 2,427 18.83 0 0.0001
2025-05-12 2025-03-31 13F LEGGETT & PLATT COM 524660107 12,890 11,299 710.18 0 0.0001
2025-02-11 2024-12-31 13F LEGGETT & PLATT COM 524660107 1,591 -21,335 -93.06 0 0.0000
2024-11-08 2024-09-30 13F LEGGETT & PLATT COM 524660107 22,926 12,305 115.86 0 0.0002
2024-07-25 2024-06-30 13F LEGGETT & PLATT COM 524660107 10,621 -22,589 -68.02 0 0.0001
2024-04-25 2024-03-31 13F LEGGETT & PLATT COM 524660107 33,210 16,863 103.16 1 0.0004
2024-02-02 2023-12-31 13F LEGGETT & PLATT COM 524660107 16,347 -9,822 -37.53 0 0.0003
2023-11-01 2023-09-30 13F LEGGETT & PLATT COM 524660107 26,169 15,592 147.41 1 0.0005
2023-08-04 2023-06-30 13F LEGGETT & PLATT COM 524660107 10,577 10,577 0 0.0003
2022-08-03 2022-06-30 13F LEGGETT & PLATT COM 524660107 0 -4,853 -100.00 0 -100.00
2022-05-02 2022-03-31 13F LEGGETT & PLATT COM 524660107 4,853 -130 -2.61 168 -18.05 0.0002
2022-02-23 2021-12-31 13F/A-1 LEGGETT & PLATT COM 524660107 4,983 -3,975 -44.37 205 -55.72 0.0002
2022-02-04 2021-12-31 13F LEGGETT & PLATT COM 524660107 8,958 0 463 0.0004
2021-10-28 2021-09-30 13F LEGGETT & PLATT COM 524660107 8,958 -101 -1.11 463 -1.28 0.0004
2021-08-12 2021-06-30 13F LEGGETT & PLATT COM 524660107 9,059 7,120 367.20 469 432.95 0.0005
2021-04-26 2021-03-31 13F LEGGETT & PLATT COM 524660107 1,939 -16,933 -89.73 88 -89.47 0.0002
2021-02-02 2020-12-31 13F LEGGETT & PLATT COM 524660107 18,872 18,872 873.29 836 850.00 0.0011
2020-10-14 2020-09-30 13F LEGGETT & PLATT COM 524660107 0 -5,174 -100.00 0 -100.00
2020-07-13 2020-06-30 13F LEGGETT & PLATT COM 524660107 5,174 -4,414 -46.04 181 -29.02 0.0003
2020-04-29 2020-03-31 13F LEGGETT & PLATT COM 524660107 9,588 9,588 255 0.0004
2019-01-16 2018-12-31 13F LEGGETT & PLATT COM 524660107 0 -3,679 -100.00 0 -100.00
2018-10-23 2018-09-30 13F LEGGETT & PLATT COM 524660107 3,679 3,679 161 0.0005
2018-07-30 2018-06-30 13F LEGGETT & PLATT COM 524660107 0 -2,622 -100.00 0 -100.00
2018-04-26 2018-03-31 13F LEGGETT & PLATT COM 524660107 2,622 1,936 282.22 116 262.50 0.0051
2018-01-10 2017-12-31 13F LEGGETT & PLATT COM 524660107 686 -1,774 -72.11 32 -72.65 0.0014
2017-10-25 2017-09-30 13F LEGGETT & PLATT COM 524660107 2,460 2,460 117 0.0048
2016-04-14 2016-03-31 13F LEGGETT & PLATT COM 524660107 0 -7 -100.00 0 -100.00 0.0000
2016-01-20 2015-12-31 13F LEGGETT & PLATT COM 524660107 7 -1,147 -99.39 0 -100.00
2015-10-08 2015-09-30 13F LEGGETT & PLATT COM 524660107 1,154 932 419.82 47 370.00 0.0034
2015-07-08 2015-06-30 13F LEGGETT & PLATT COM 524660107 222 222 10 0.0008
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 LEGGETT & PLATT CALL Call 37,700 81.25 372 63.16 n/a n/a n/a
2026-02-11 2025-12-31 13F LEGGETT & PLATT CALL Call 20,800 -66.01 229 n/a n/a n/a
2025-11-12 2025-09-30 13F LEGGETT & PLATT CALL Call 61,200 -3.32 1 n/a n/a n/a
2025-08-05 2025-06-30 13F LEGGETT & PLATT CALL Call 63,300 -4.52 1 n/a n/a n/a
2025-05-12 2025-03-31 13F LEGGETT & PLATT CALL Call 66,300 -25.84 1 n/a n/a n/a
2025-02-11 2024-12-31 13F LEGGETT & PLATT CALL Call 89,400 -14.37 1 -100.00 n/a n/a n/a
2024-11-08 2024-09-30 13F LEGGETT & PLATT CALL Call 104,400 46.63 1 n/a n/a n/a
2024-07-25 2024-06-30 13F LEGGETT & PLATT CALL Call 71,200 105.78 1 n/a n/a n/a
2024-04-25 2024-03-31 13F LEGGETT & PLATT CALL Call 34,600 -8.71 1 n/a n/a n/a
2024-02-02 2023-12-31 13F LEGGETT & PLATT CALL Call 37,900 226.72 1 n/a n/a n/a
2023-11-01 2023-09-30 13F LEGGETT & PLATT CALL Call 11,600 -55.56 0 n/a n/a n/a
2023-08-04 2023-06-30 13F LEGGETT & PLATT CALL Call 26,100 -49.32 1 -100.00 n/a n/a n/a
2023-04-27 2023-03-31 13F LEGGETT & PLATT CALL Call 51,500 0.00 2 0.00 n/a n/a n/a
2023-02-02 2022-12-31 13F LEGGETT & PLATT CALL Call 51,500 7.29 2 -99.94 n/a n/a n/a
2022-11-04 2022-09-30 13F LEGGETT & PLATT CALL Call 48,000 -44.57 1,594 -46.76 n/a n/a n/a
2022-08-03 2022-06-30 13F LEGGETT & PLATT CALL Call 86,600 152.48 2,994 150.96 n/a n/a n/a
2022-05-02 2022-03-31 13F LEGGETT & PLATT CALL Call 34,300 285.39 1,193 225.96 n/a n/a n/a
2022-02-23 2021-12-31 13F/A LEGGETT & PLATT CALL Call 8,900 39.06 366 10.57 n/a n/a n/a
2022-02-04 2021-12-31 13F LEGGETT & PLATT CALL Call 6,400 331 n/a n/a n/a
2021-10-28 2021-09-30 13F LEGGETT & PLATT CALL Call 6,400 0.00 331 0.00 n/a n/a n/a
2021-08-12 2021-06-30 13F LEGGETT & PLATT CALL Call 6,400 2,177.58 331 -74.18 n/a n/a n/a
2021-04-26 2021-03-31 13F LEGGETT & PLATT CALL Call 281 -6.02 1,282 -3.17 n/a n/a n/a
2021-02-02 2020-12-31 13F LEGGETT & PLATT CALL Call 299 -29.98 1,324 -24.64 n/a n/a n/a
2020-10-14 2020-09-30 13F LEGGETT & PLATT CALL Call 427 84.05 1,757 115.58 n/a n/a n/a
2020-07-13 2020-06-30 13F LEGGETT & PLATT CALL Call 232 354.90 815 499.26 n/a n/a n/a
2020-04-29 2020-03-31 13F LEGGETT & PLATT CALL Call 51 -37.80 136 -67.31 n/a n/a n/a
2020-02-05 2019-12-31 13F LEGGETT & PLATT CALL Call 82 310.00 416 413.58 n/a n/a n/a
2019-10-15 2019-09-30 13F LEGGETT & PLATT CALL Call 20 -88.76 81 -88.12 n/a n/a n/a
2019-07-26 2019-06-30 13F LEGGETT & PLATT CALL Call 178 -55.83 682 -59.91 n/a n/a n/a
2019-04-18 2019-03-31 13F LEGGETT & PLATT CALL Call 403 2,778.57 1,701 3,302.00 n/a n/a n/a
2019-01-16 2018-12-31 13F LEGGETT & PLATT CALL Call 14 -12.50 50 -28.57 n/a n/a n/a
2018-10-23 2018-09-30 13F LEGGETT & PLATT CALL Call 16 -93.50 70 -93.62 n/a n/a n/a
2018-07-30 2018-06-30 13F LEGGETT & PLATT CALL Call 246 6,050.00 1,098 1,468.57 n/a n/a n/a
2018-04-26 2018-03-31 13F LEGGETT & PLATT CALL Call 4 100.00 0 -100.00 n/a n/a n/a
2018-01-10 2017-12-31 13F LEGGETT & PLATT CALL Call 2 100.00 0 n/a n/a n/a
2017-10-25 2017-09-30 13F LEGGETT & PLATT CALL Call 1 -83.33 0 n/a n/a n/a
2017-07-12 2017-06-30 13F LEGGETT & PLATT CALL Call 6 20.00 0 n/a n/a n/a
2017-04-21 2017-03-31 13F LEGGETT & PLATT CALL Call 5 400.00 0 n/a n/a n/a
2017-01-11 2016-12-31 13F LEGGETT & PLATT CALL Call 1 -98.88 0 -100.00 n/a n/a n/a
2016-10-07 2016-09-30 13F LEGGETT & PLATT CALL Call 89 -27.05 4 -73.33 n/a n/a n/a
2016-07-18 2016-06-30 13F LEGGETT & PLATT CALL Call 122 771.43 15 1,400.00 n/a n/a n/a
2016-04-14 2016-03-31 13F LEGGETT & PLATT CALL Call 14 -88.52 1 -93.33 n/a n/a n/a
2016-01-20 2015-12-31 13F LEGGETT & PLATT CALL Call 0 -100.00 0 n/a n/a n/a
2015-10-08 2015-09-30 13F LEGGETT & PLATT CALL Call 9 0 n/a n/a n/a
2015-07-08 2015-06-30 13F LEGGETT & PLATT CALL Call 0 -100.00 0 n/a n/a n/a
2015-04-21 2015-03-31 13F LEGGETT & PLATT CALL Call 5 -16.67 0 -100.00 n/a n/a n/a
2015-03-04 2014-12-31 13F LEGGETT & PLATT CALL Call 6 2 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 LEGGETT & PLATT PUT Put 1,500 -99.32 15 -99.43 n/a n/a n/a
2026-02-11 2025-12-31 13F LEGGETT & PLATT PUT Put 221,400 1,792.31 2,435 n/a n/a n/a
2025-11-12 2025-09-30 13F LEGGETT & PLATT PUT Put 11,700 -42.65 0 n/a n/a n/a
2025-08-05 2025-06-30 13F LEGGETT & PLATT PUT Put 20,400 -43.65 0 n/a n/a n/a
2025-05-12 2025-03-31 13F LEGGETT & PLATT PUT Put 36,200 316.09 0 n/a n/a n/a
2025-02-11 2024-12-31 13F LEGGETT & PLATT PUT Put 8,700 -50.00 0 n/a n/a n/a
2024-11-08 2024-09-30 13F LEGGETT & PLATT PUT Put 17,400 -32.03 0 n/a n/a n/a
2024-07-25 2024-06-30 13F LEGGETT & PLATT PUT Put 25,600 -79.35 0 -100.00 n/a n/a n/a
2024-04-25 2024-03-31 13F LEGGETT & PLATT PUT Put 124,000 116.03 2 100.00 n/a n/a n/a
2024-02-02 2023-12-31 13F LEGGETT & PLATT PUT Put 57,400 -34.62 2 -50.00 n/a n/a n/a
2023-11-01 2023-09-30 13F LEGGETT & PLATT PUT Put 87,800 401.71 2 n/a n/a n/a
2023-08-04 2023-06-30 13F LEGGETT & PLATT PUT Put 17,500 191.67 1 n/a n/a n/a
2023-04-27 2023-03-31 13F LEGGETT & PLATT PUT Put 6,000 -53.12 0 n/a n/a n/a
2023-02-02 2022-12-31 13F LEGGETT & PLATT PUT Put 12,800 0.00 0 -100.00 n/a n/a n/a
2022-11-04 2022-09-30 13F LEGGETT & PLATT PUT Put 12,800 300.00 425 286.36 n/a n/a n/a
2022-08-03 2022-06-30 13F LEGGETT & PLATT PUT Put 3,200 -71.93 110 -72.22 n/a n/a n/a
2022-05-02 2022-03-31 13F LEGGETT & PLATT PUT Put 11,400 -72.33 396 -76.64 n/a n/a n/a
2022-02-23 2021-12-31 13F/A LEGGETT & PLATT PUT Put 41,200 333.68 1,695 245.21 n/a n/a n/a
2022-02-04 2021-12-31 13F LEGGETT & PLATT PUT Put 9,500 491 n/a n/a n/a
2021-10-28 2021-09-30 13F LEGGETT & PLATT PUT Put 9,500 0.00 491 -0.20 n/a n/a n/a
2021-08-12 2021-06-30 13F LEGGETT & PLATT PUT Put 9,500 1,636.75 492 -80.30 n/a n/a n/a
2021-04-26 2021-03-31 13F LEGGETT & PLATT PUT Put 547 100.37 2,497 106.53 n/a n/a n/a
2021-02-02 2020-12-31 13F LEGGETT & PLATT PUT Put 273 113.28 1,209 129.85 n/a n/a n/a
2020-10-14 2020-09-30 13F LEGGETT & PLATT PUT Put 128 0.79 526 17.94 n/a n/a n/a
2020-07-13 2020-06-30 13F LEGGETT & PLATT PUT Put 127 -19.11 446 6.70 n/a n/a n/a
2020-04-29 2020-03-31 13F LEGGETT & PLATT PUT Put 157 1,470.00 418 736.00 n/a n/a n/a
2020-02-05 2019-12-31 13F LEGGETT & PLATT PUT Put 10 400.00 50 525.00 n/a n/a n/a
2019-10-15 2019-09-30 13F LEGGETT & PLATT PUT Put 2 -84.62 8 -83.67 n/a n/a n/a
2019-07-26 2019-06-30 13F LEGGETT & PLATT PUT Put 13 -81.16 49 -83.16 n/a n/a n/a
2019-04-18 2019-03-31 13F LEGGETT & PLATT PUT Put 69 200.00 291 254.88 n/a n/a n/a
2019-01-16 2018-12-31 13F LEGGETT & PLATT PUT Put 23 -67.61 82 -73.55 n/a n/a n/a
2018-10-23 2018-09-30 13F LEGGETT & PLATT PUT Put 71 39.22 310 36.56 n/a n/a n/a
2018-07-30 2018-06-30 13F LEGGETT & PLATT PUT Put 51 -5.56 227 3,142.86 n/a n/a n/a
2018-04-26 2018-03-31 13F LEGGETT & PLATT PUT Put 54 35.00 7 133.33 n/a n/a n/a
2018-01-10 2017-12-31 13F LEGGETT & PLATT PUT Put 40 21.21 3 -40.00 n/a n/a n/a
2017-10-25 2017-09-30 13F LEGGETT & PLATT PUT Put 33 -49.23 5 66.67 n/a n/a n/a
2017-07-12 2017-06-30 13F LEGGETT & PLATT PUT Put 65 0 n/a n/a n/a
2016-10-07 2016-09-30 13F LEGGETT & PLATT PUT Put 0 -100.00 0 n/a n/a n/a
2016-07-18 2016-06-30 13F LEGGETT & PLATT PUT Put 1 0.00 0 n/a n/a n/a
2016-04-14 2016-03-31 13F LEGGETT & PLATT PUT Put 0 -100.00 0 n/a n/a n/a
2016-01-20 2015-12-31 13F LEGGETT & PLATT PUT Put 3 -78.57 0 -100.00 n/a n/a n/a
2015-10-08 2015-09-30 13F LEGGETT & PLATT PUT Put 14 1,300.00 39 n/a n/a n/a
2015-07-08 2015-06-30 13F LEGGETT & PLATT PUT Put 1 0.00 0 -100.00 n/a n/a n/a
2015-04-21 2015-03-31 13F LEGGETT & PLATT PUT Put 1 0.00 0 n/a n/a n/a
2015-03-04 2014-12-31 13F LEGGETT & PLATT PUT Put 1 0 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.