Exxon Mobil Corporation
MX ˙ BMV ˙ US30231G1022
SecurityMX:XOM / Exxon Mobil Corporation
InstitutionMarietta Wealth Management, LLC
Latest Disclosed Ownership3,440 shares
Latest Disclosed Value $ 583,630
Marietta Wealth Management, LLC reports 2.53% increase in ownership of XOM / Exxon Mobil Corporation

On April 21, 2026 - Marietta Wealth Management, LLC filed a 13F-HR form disclosing ownership of 3,440 shares of Exxon Mobil Corporation (MX:XOM) valued at $583,630 USD as of March 31, 2026. The entity filed a previous 13F-HR on January 28, 2026 disclosing 3,355 shares of Exxon Mobil Corporation. This represents a change in shares of 2.53% during the quarter.

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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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)
2026-04-21 2026-03-31 13F EXXON MOBIL COM 30231G102 3,440 85 2.53 584 44.67 0.0694
2026-01-28 2025-12-31 13F EXXON MOBIL COM 30231G102 3,355 -53 -1.56 404 4.95 0.0467
2025-10-20 2025-09-30 13F EXXON MOBIL COM 30231G102 3,408 438 14.75 384 20.00 0.0470
2025-07-22 2025-06-30 13F EXXON MOBIL COM 30231G102 2,970 0 0.00 320 -9.35 0.0417
2025-04-22 2025-03-31 13F EXXON MOBIL COM 30231G102 2,970 -349 -10.52 353 -1.12 0.0518
2025-01-24 2024-12-31 13F EXXON MOBIL COM 30231G102 3,319 97 3.01 357 -5.31 0.0512
2024-10-22 2024-09-30 13F EXXON MOBIL COM 30231G102 3,222 0 0.00 378 1.89 0.0549
2024-07-19 2024-06-30 13F EXXON MOBIL COM 30231G102 3,222 3,222 371 0.0578
2024-01-30 2023-12-31 13F EXXON MOBIL COM 30231G102 0 -1,858 -100.00 0 -100.00
2023-10-30 2023-09-30 13F EXXON MOBIL COM 30231G102 1,858 1,858 218 0.0434
2023-07-18 2023-06-30 13F EXXON MOBIL COM 30231G102 0 -1,858 -100.00 0 -100.00
2023-04-27 2023-03-31 13F EXXON MOBIL COM 30231G102 1,858 0 0.00 204 -0.49 0.0433
2023-01-30 2022-12-31 13F EXXON MOBIL COM 30231G102 1,858 1,858 205 0.0463
2020-05-14 2020-03-31 13F Exxon Mobil com 30231G102 0 -3,051 -100.00 0 -100.00
2020-02-07 2019-12-31 13F Exxon Mobil com 30231G102 3,051 0 0.00 213 -0.93 0.0702
2019-11-14 2019-09-30 13F Exxon Mobil com 30231G102 3,051 -486 -13.74 215 -20.66 0.0784
2019-08-14 2019-06-30 13F Exxon Mobil com 30231G102 3,537 -361 -9.26 271 -13.97 0.1055
2019-05-09 2019-03-31 13F Exxon Mobil com 30231G102 3,898 -2,340 -37.51 315 -25.88 0.1294
2019-02-05 2018-12-31 13F Exxon Mobil com 30231G102 6,238 -183 -2.85 425 -22.16 0.2033
2018-11-10 2018-09-30 13F Exxon Mobil com 30231G102 6,421 99 1.57 546 4.40 0.2413
2018-08-08 2018-06-30 13F Exxon Mobil com 30231G102 6,322 -3,145 -33.22 523 -25.92 0.2553
2018-05-14 2018-03-31 13F Exxon Mobil com 30231G102 9,467 -13,797 -59.31 706 -63.72 0.3704
2018-02-06 2017-12-31 13F Exxon Mobil com 30231G102 23,264 -501 -2.11 1,946 -0.10 1.0537
2017-11-13 2017-09-30 13F Exxon Mobil com 30231G102 23,765 421 1.80 1,948 3.34 1.0902
2017-08-11 2017-06-30 13F Exxon Mobil com 30231G102 23,344 119 0.51 1,885 -1.05 1.1452
2017-05-09 2017-03-31 13F Exxon Mobil com 30231G102 23,225 4,283 22.61 1,905 11.40 1.2647
2017-02-13 2016-12-31 13F Exxon Mobil com 30231G102 18,942 18,942 1,710 1.3689
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.