Lockheed Martin Corporation
MX ˙ BMV ˙ US5398301094
SecurityMX:LMT / Lockheed Martin Corporation
InstitutionHolocene Advisors, LP
Latest Disclosed Ownership363,084 shares
Latest Disclosed Value $ 219,444,339
Holocene Advisors, LP ownership in LMT / Lockheed Martin Corporation

On May 15, 2026 - Holocene Advisors, LP filed a 13F-HR form disclosing ownership of 363,084 shares of Lockheed Martin Corporation (MX:LMT) valued at $219,444,339 USD as of March 31, 2026. The entity filed a previous 13F-HR on November 14, 2025 disclosing 0 shares of Lockheed Martin Corporation.

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)
2026-05-15 2026-03-31 13F LOCKHEED MARTIN COM 539830109 363,084 363,084 219,444 0.5293
2025-11-14 2025-09-30 13F LOCKHEED MARTIN COM 539830109 0 -200,000 -100.00 0 -100.00
2025-08-14 2025-06-30 13F LOCKHEED MARTIN COM 539830109 200,000 200,000 92,628 0.2260
2025-05-15 2025-03-31 13F LOCKHEED MARTIN COM 539830109 0 -229,000 -100.00 0 -100.00
2025-02-14 2024-12-31 13F LOCKHEED MARTIN COM 539830109 229,000 26,855 13.29 111,280 -5.83 0.3563
2024-11-14 2024-09-30 13F LOCKHEED MARTIN COM 539830109 202,145 36,158 21.78 118,166 52.41 0.4772
2024-08-14 2024-06-30 13F LOCKHEED MARTIN COM 539830109 165,987 159,069 2,299.35 77,533 2,364.46 0.3237
2024-05-15 2024-03-31 13F LOCKHEED MARTIN COM 539830109 6,918 -12,120 -63.66 3,147 -63.54 0.0116
2024-02-14 2023-12-31 13F LOCKHEED MARTIN COM 539830109 19,038 -6,053 -24.12 8,629 -15.91 0.0336
2023-11-14 2023-09-30 13F LOCKHEED MARTIN COM 539830109 25,091 25,091 10,261 0.0449
2022-11-14 2022-09-30 13F LOCKHEED MARTIN COM 539830109 0 -2,742 -100.00 0 -100.00
2022-08-15 2022-06-30 13F LOCKHEED MARTIN COM 539830109 2,742 -369,516 -99.26 1,179 -99.28 0.0071
2022-05-16 2022-03-31 13F LOCKHEED MARTIN COM 539830109 372,258 372,258 164,315 0.8563
2019-05-15 2019-03-31 13F LOCKHEED MARTIN COM 539830109 0 -271,321 -100.00 0 -100.00
2019-02-14 2018-12-31 13F LOCKHEED MARTIN COM 539830109 271,321 -129,681 -32.34 71,043 -48.79 1.1450
2018-11-14 2018-09-30 13F LOCKHEED MARTIN COM 539830109 401,002 256,221 176.97 138,731 224.34 2.2364
2018-08-14 2018-06-30 13F LOCKHEED MARTIN COM 539830109 144,781 113,318 360.16 42,773 302.30 0.9101
2018-05-15 2018-03-31 13F LOCKHEED MARTIN COM 539830109 31,463 31,463 10,632 0.2403
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.