Exxon Mobil Corporation
MX ˙ BMV ˙ US30231G1022
SecurityMX:XOM / Exxon Mobil Corporation
InstitutionSt. Clair Advisors, LLC
Latest Disclosed Ownership21,266 shares
Latest Disclosed Value $ 3,608,157
St. Clair Advisors, LLC reports 0.81% decrease in ownership of XOM / Exxon Mobil Corporation

On April 23, 2026 - St. Clair Advisors, LLC filed a 13F-HR form disclosing ownership of 21,266 shares of Exxon Mobil Corporation (MX:XOM) valued at $3,608,157 USD as of March 31, 2026. The entity filed a previous 13F-HR on January 20, 2026 disclosing 21,440 shares of Exxon Mobil Corporation. This represents a change in shares of -0.81% 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)
2026-04-23 2026-03-31 13F EXXON MOBIL COM 30231G102 21,266 -174 -0.81 3,608 39.84 0.9600
2026-01-20 2025-12-31 13F EXXON MOBIL COM 30231G102 21,440 -1,068 -4.74 2,580 1.69 0.6658
2025-10-03 2025-09-30 13F EXXON MOBIL COM 30231G102 22,508 2 0.01 2,538 4.58 0.6737
2025-07-07 2025-06-30 13F EXXON MOBIL COM 30231G102 22,506 1,228 5.77 2,426 -4.11 0.6346
2025-04-24 2025-03-31 13F EXXON MOBIL COM 30231G102 21,278 0 0.00 2,531 10.58 0.7088
2025-02-14 2024-12-31 13F EXXON MOBIL COM 30231G102 21,278 0 0.00 2,289 -8.26 0.6571
2025-04-10 2024-09-30 13F EXXON MOBIL COM 30231G102 21,278 0 0.00 2,494 1.84 0.7083
2025-04-10 2024-06-30 13F EXXON MOBIL COM 30231G102 21,278 0 0.00 2,450 -0.97 0.7815
2025-04-10 2024-03-31 13F EXXON MOBIL COM 30231G102 21,278 0 0.00 2,473 16.27 0.8033
2025-04-10 2023-12-31 13F EXXON MOBIL COM 30231G102 21,278 0 0.00 2,127 -14.95 0.7334
2025-04-10 2023-09-30 13F EXXON MOBIL COM 30231G102 21,278 3,120 17.18 2,502 28.45 0.9866
2025-04-10 2023-06-30 13F EXXON MOBIL COM 30231G102 18,158 0 0.00 1,947 -2.21 0.7592
2025-04-10 2023-03-31 13F EXXON MOBIL COM 30231G102 18,158 15,468 575.02 1,991 572.64 0.8686
2025-04-10 2022-12-31 13F EXXON MOBIL COM 30231G102 2,690 2,690 297 0.1866
2025-04-10 2022-03-31 13F EXXON MOBIL COM 30231G102 0 -3,285 -100.00 0 -100.00
2025-04-10 2021-12-31 13F EXXON MOBIL COM 30231G102 3,285 -485 -12.86 201 -9.05 0.1154
2025-04-10 2021-09-30 13F EXXON MOBIL COM 30231G102 3,770 485 14.76 222 6.76 0.1537
2025-04-10 2021-06-30 13F EXXON MOBIL COM 30231G102 3,285 3,285 207 0.1553
2025-04-10 2021-03-31 13F EXXON MOBIL COM 30231G102 0 -12,470 -100.00 0 -100.00
2025-04-10 2020-12-31 13F EXXON MOBIL COM 30231G102 12,470 12,470 514 0.4857
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.