Marriott International, Inc.
US ˙ NasdaqGS ˙ US5719032022

SecurityMAR / Marriott International, Inc.
InstitutionSei Investments Co
Latest Disclosed Ownership142,658 shares
Latest Disclosed Value $ 44,255,821
Sei Investments Co ownership in MAR / Marriott International, Inc.

On February 13, 2026 - Sei Investments Co filed a 13F-HR form disclosing ownership of 142,658 shares of Marriott International, Inc. (US:MAR) valued at $44,258,218 USD as of December 31, 2025. The entity filed a previous 13F-HR on November 13, 2025 disclosing 141,837 shares of Marriott International, Inc.. This represents a change in shares of 0.58% during the quarter. The current value of the position is $53,746,402 USD.

Sei Investments Co has a history of taking positions in derivatives of the underlying security (MAR) in the form of stock options.

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.

MAR / Marriott International, 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)
2026-02-13 2025-12-31 13F MARRIOTT INTL INC CL A 571903202 142,658 821 0.58 44,256 19.81 0.0437
2025-11-13 2025-09-30 13F MARRIOTT INTL INC CL A 571903202 141,837 4,508 3.28 36,937 -1.55 0.0397
2025-08-14 2025-06-30 13F MARRIOTT INTL INC CL A 571903202 137,329 15,848 13.05 37,520 29.67 0.0435
2025-05-14 2025-03-31 13F/A-1 MARRIOTT INTL INC CL A 571903202 121,481 -8,182 -6.31 28,937 -20.00 0.0372
2025-05-13 2025-03-31 13F MARRIOTT INTL INC CL A 571903202 132,322 2,659 36,252 0.0394
2025-02-11 2024-12-31 13F MARRIOTT INTL INC CL A 571903202 129,663 -397 -0.31 36,168 11.86 0.0464
2024-11-12 2024-09-30 13F MARRIOTT INTL INC CL A 571903202 130,060 -367 -0.28 32,333 2.53 0.0420
2024-08-13 2024-06-30 13F MARRIOTT INTL INC CL A 571903202 130,427 -234 -0.18 31,533 -4.35 0.0447
2024-05-07 2024-03-31 13F MARRIOTT INTL INC CL A 571903202 130,661 -8,695 -6.24 32,967 4.90 0.0483
2024-02-14 2023-12-31 13F MARRIOTT INTL INC CL A 571903202 139,356 -6,529 -4.48 31,426 9.59 0.0504
2023-11-14 2023-09-30 13F MARRIOTT INTL INC CL A 571903202 145,885 37,778 34.95 28,675 44.40 0.0515
2023-08-11 2023-06-30 13F MARRIOTT INTL INC CL A 571903202 108,107 -4,521 -4.01 19,858 6.19 0.0346
2023-05-12 2023-03-31 13F MARRIOTT INTL INC CL A 571903202 112,628 49,993 79.82 18,700 100.54 0.0347
2023-02-10 2022-12-31 13F MARRIOTT INTL INC CL A 571903202 62,635 -36,281 -36.68 9,326 -32.72 0.0207
2022-11-14 2022-09-30 13F MARRIOTT INTL INC CL A 571903202 98,916 15,537 18.63 13,861 21.39 0.0309
2022-08-15 2022-06-30 13F MARRIOTT INTL INC CL A 571903202 83,379 39,816 91.40 11,419 48.14 0.0247
2022-05-13 2022-03-31 13F MARRIOTT INTL INC CL A 571903202 43,563 4,685 12.05 7,708 19.99 0.0155
2022-02-14 2021-12-31 13F MARRIOTT INTL INC CL A 571903202 38,878 9,852 33.94 6,424 49.67 0.0121
2021-11-12 2021-09-30 13F MARRIOTT INTL INC CL A 571903202 29,026 -3,449 -10.62 4,292 -3.09 0.0090
2021-08-06 2021-06-30 13F MARRIOTT INTL INC CL A 571903202 32,475 28,916 812.48 4,429 740.42 0.0098
2021-05-12 2021-03-31 13F MARRIOTT INTL INC CL A 571903202 3,559 454 14.62 527 28.85 0.0013
2021-02-08 2020-12-31 13F MARRIOTT INTL INC CL A 571903202 3,105 3 0.10 409 42.51 0.0011
2020-12-04 2020-09-30 13F/A-1 MARRIOTT INTL INC CL A 571903202 3,102 -807 -20.64 287 -14.33 0.0008
2020-11-06 2020-09-30 13F MARRIOTT INTL INC CL A 571903202 4,168 259 386 929.4022
2020-08-17 2020-06-30 13F/A-1 MARRIOTT INTL INC CL A 571903202 3,909 -1,579 -28.77 335 -13.66 0.0010
2020-08-11 2020-06-30 13F MARRIOTT INTL INC CL A 571903202 42,146 36,658 6,326 17,159.6117
2020-05-14 2020-03-31 13F MARRIOTT INTL INC CL A 571903202 5,488 -69,373 -92.67 388 -96.58 0.0014
2020-02-06 2019-12-31 13F MARRIOTT INTL INC CL A 571903202 74,861 -6,979 -8.53 11,335 11.37 0.0338
2019-11-12 2019-09-30 13F MARRIOTT INTL INC CL A 571903202 81,840 -5,964 -6.79 10,178 -17.37 0.0260
2019-08-14 2019-06-30 13F MARRIOTT INTL INC CL A 571903202 87,804 -75,635 -46.28 12,318 -39.79 0.0402
2019-05-15 2019-03-31 13F MARRIOTT INTL INC CL A 571903202 163,439 17,566 12.04 20,458 9.02 0.0687
2019-02-13 2018-12-31 13F MARRIOTT INTL INC CL A 571903202 145,873 20,819 16.65 18,765 13.65 0.0668
2018-11-08 2018-09-30 13F MARRIOTT INTL INC CL A 571903202 125,054 -50,522 -28.78 16,511 -25.72 0.0598
2018-08-03 2018-06-30 13F MARRIOTT INTL INC CL A 571903202 175,576 1,974 1.14 22,228 -5.84 0.0755
2018-05-11 2018-03-31 13F MARRIOTT INTL INC CL A 571903202 173,602 -63,908 -26.91 23,607 -26.77 0.0905
2018-02-08 2017-12-31 13F MARRIOTT INTL INC CL A 571903202 237,510 -60,771 -20.37 32,237 -1.98 0.1119
2017-11-06 2017-09-30 13F MARRIOTT INTL INC CL A 571903202 298,281 9,606 3.33 32,888 13.58 0.1169
2017-07-31 2017-06-30 13F MARRIOTT INTL INC CL A 571903202 288,675 41,568 16.82 28,957 24.42 0.1154
2017-05-05 2017-03-31 13F MARRIOTT INTL INC CL A 571903202 247,107 -462 -0.19 23,273 13.70 0.1020
2017-02-02 2016-12-31 13F MARRIOTT INTL INC CL A 571903202 247,569 30,494 14.05 20,469 40.05 0.0991
2016-11-04 2016-09-30 13F MARRIOTT INTL INC CL A 571903202 217,075 -4,429 -2.00 14,616 -0.72 0.0742
2016-08-11 2016-06-30 13F MARRIOTT INTL INC CL A 571903202 221,504 -3,120 -1.39 14,722 -7.92 0.0883
2016-05-10 2016-03-31 13F/A-1 MARRIOTT INTL INC CL A 571903202 224,624 -22,011 -8.92 15,989 -3.30 0.0995
2016-02-03 2015-12-31 13F MARRIOTT INTL INC CL A 571903202 246,635 173,106 235.43 16,534 229.69 0.1008
2015-11-02 2015-09-30 13F/A-1 MARRIOTT INTL INC CL A 571903202 73,529 -23,436 -24.17 5,015 -30.47 0.0460
2015-10-30 2015-09-30 13F MARRIOTT INTL INC CL A 571903202 73,529 5,016
2015-08-07 2015-06-30 13F/A-1 MARRONE BIO INNOVATIONS PUT 571903202 0 -126,571 -100.00 0 -100.00
2015-08-07 2015-06-30 13F/A-1 MARRIOTT INTL INC CL A 571903202 96,965 -29,606 -23.39 7,213 -29.05 0.0652
2015-08-04 2015-06-30 13F MARRIOTT INTL INC CL A 571903202 96,965 -29,606 7,213 0.0652
2015-05-14 2015-03-31 13F/A-1 MARRIOTT INTL INC CL A 571903202 126,571 -124,367 -49.56 10,166 -48.08 0.0883
2015-05-01 2015-03-31 13F MARRONE BIO INNOVATIONS PUT 571903202 126,571 126,571 10,166 0.0883
2015-02-10 2014-12-31 13F MARRIOTT INTL INC CL A 571903202 250,938 250,938 19,579 0.1731
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
(%)
2015-08-07 2015-06-30 13F/A MARRONE BIO INNOVATIONS PUT 0 -100.00 0 -100.00 n/a n/a n/a
2015-05-01 2015-03-31 13F MARRONE BIO INNOVATIONS PUT 126,571 10,166 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.