Occidental Petroleum Corporation
BG ˙ BUL ˙ US6745991058
SecurityBG:OPC / Occidental Petroleum Corporation
InstitutionHsbc Holdings Plc
Latest Disclosed Ownership1,179,755 shares
Latest Disclosed Value $ 76,629,129
Hsbc Holdings Plc ownership in OPC / Occidental Petroleum Corporation

On April 30, 2026 - Hsbc Holdings Plc filed a 13F-HR form disclosing ownership of 1,179,755 shares of Occidental Petroleum Corporation (BG:OPC) valued at $76,629,129 USD as of March 31, 2026. The entity filed a previous 13F-HR/A on March 20, 2026 disclosing 1,241,633 shares of Occidental Petroleum Corporation. This represents a change in shares of -4.98% during the quarter.

Hsbc Holdings Plc has a history of taking positions in derivatives of the underlying security (OPC) in the form of stock options. The firm currently holds call options representing 767,900 of underlying shares valued at $49,903,633 USD and put options representing 112,900 of underlying shares valued at $7,312,533 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.

Upgrade to unlock premium data and export to Excel .

Institutional Put/Call Ratios
(Premium Subscription Required)

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.

BG:OPC / Occidental Petroleum Corporation 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)
2026-04-30 2026-03-31 13F OCCIDENTAL PETE COM 674599105 1,179,755 -61,878 -4.98 76,629 50.11 0.0053
2026-03-20 2025-12-31 13F/A-1 OCCIDENTAL PETE COM 674599105 1,241,633 115,576 10.26 51,050 -3.80 0.0260
2026-03-06 2025-12-31 13F OCCIDENTAL PETE COM 674599105 1,241,633 115,576 51,050 0.0023
2025-11-13 2025-09-30 13F OCCIDENTAL PETE COM 674599105 1,126,057 -84,058 -6.95 53,065 4.25 0.0293
2025-08-13 2025-06-30 13F OCCIDENTAL PETE COM 674599105 1,210,115 124,522 11.47 50,899 -5.03 0.0306
2025-05-14 2025-03-31 13F OCCIDENTAL PETE COM 674599105 1,085,593 31,802 3.02 53,593 2.90 0.0331
2025-02-14 2024-12-31 13F OCCIDENTAL PETE COM 674599105 1,053,791 -587,709 -35.80 52,083 -38.27 0.0303
2024-11-14 2024-09-30 13F OCCIDENTAL PETE COM 674599105 1,641,500 140,904 9.39 84,368 -10.92 0.0491
2024-08-12 2024-06-30 13F OCCIDENTAL PETE COM 674599105 1,500,596 289,542 23.91 94,713 20.37 0.0579
2024-05-15 2024-03-31 13F OCCIDENTAL PETE COM 674599105 1,211,054 419,085 52.92 78,687 66.39 0.0533
2024-02-12 2023-12-31 13F OCCIDENTAL PETE COM 674599105 791,969 28,122 3.68 47,291 -4.61 0.0412
2023-11-13 2023-09-30 13F OCCIDENTAL PETE COM 674599105 763,847 -627,778 -45.11 49,575 -39.66 0.0516
2023-08-11 2023-06-30 13F OCCIDENTAL PETE COM 674599105 1,391,625 508,690 57.61 82,156 49.00 0.0836
2023-05-15 2023-03-31 13F OCCIDENTAL PETE COM 674599105 882,935 -364,656 -29.23 55,139 -29.62 0.0660
2023-02-14 2022-12-31 13F OCCIDENTAL PETE COM 674599105 1,247,591 538,352 75.91 78,347 78.20 0.0901
2022-11-14 2022-09-30 13F OCCIDENTAL PETE COM 674599105 709,239 33,212 4.91 43,966 9.94 0.0717
2022-08-11 2022-06-30 13F OCCIDENTAL PETE COM 674599105 676,027 14,806 2.24 39,990 5.60 0.0558
2022-05-16 2022-03-31 13F OCCIDENTAL PETE COM 674599105 661,221 -189,470 -22.27 37,869 53.45 0.0460
2022-02-11 2021-12-31 13F OCCIDENTAL PETE COM 674599105 850,691 161,028 23.35 24,678 20.08 0.0228
2021-11-12 2021-09-30 13F OCCIDENTAL PETE COM 674599105 689,663 -537,907 -43.82 20,552 -46.45 0.0207
2021-08-13 2021-06-30 13F OCCIDENTAL PETE COM 674599105 1,227,570 -960,965 -43.91 38,380 -34.78 0.0409
2021-05-14 2021-03-31 13F OCCIDENTAL PETE COM 674599105 2,188,535 124,568 6.04 58,847 63.27 0.0692
2021-02-25 2020-12-31 13F/A-1 OCCIDENTAL PETE COM 674599105 2,063,967 992,199 92.58 36,042 233.88 0.0480
2021-02-12 2020-12-31 13F OCCIDENTAL PETE COM 674599105 2,117,265 1,045,497 36,969 8,777.7995
2020-11-12 2020-09-30 13F OCCIDENTAL PETE COM 674599105 1,071,768 152,709 16.62 10,795 -35.82 0.0172
2020-08-14 2020-06-30 13F OCCIDENTAL PETE COM 674599105 919,059 -163,071 -15.07 16,819 36.83 0.0319
2020-05-15 2020-03-31 13F OCCIDENTAL PETE COM 674599105 1,082,130 285,560 35.85 12,292 -62.58 0.0286
2020-02-14 2019-12-31 13F OCCIDENTAL PETE COM 674599105 796,570 37,561 4.95 32,845 -2.69 0.0571
2019-11-14 2019-09-30 13F OCCIDENTAL PETE COM 674599105 759,009 37,827 5.25 33,753 -6.92 0.0630
2019-08-13 2019-06-30 13F OCCIDENTAL PETE COM 674599105 721,182 -360,300 -33.32 36,261 -49.35 0.0689
2019-05-15 2019-03-31 13F OCCIDENTAL PETE COM 674599105 1,081,482 -92,241 -7.86 71,593 -0.65 0.1306
2019-02-13 2018-12-31 13F OCCIDENTAL PETE CORP DEL COM 674599105 1,173,723 355,175 43.39 72,065 7.11 0.1332
2018-11-13 2018-09-30 13F OCCIDENTAL PETE CORP DEL COM 674599105 818,548 -27,643 -3.27 67,283 -5.01 0.1082
2018-08-10 2018-06-30 13F OCCIDENTAL PETE CORP DEL COM 674599105 846,191 -748,501 -46.94 70,830 -31.64 0.1260
2018-05-11 2018-03-31 13F OCCIDENTAL PETE CORP DEL COM 674599105 1,594,692 515,141 47.72 103,615 30.30 0.1543
2018-02-14 2017-12-31 13F OCCIDENTAL PETE CORP DEL COM 674599105 1,079,551 -51,835 -4.58 79,519 9.42 0.1151
2017-11-14 2017-09-30 13F OCCIDENTAL PETE CORP DEL COM 674599105 1,131,386 184,191 19.45 72,670 28.15 0.1164
2017-08-14 2017-06-30 13F OCCIDENTAL PETE CORP DEL COM 674599105 947,195 -118,407 -11.11 56,709 -16.12 0.1043
2017-05-15 2017-03-31 13F OCCIDENTAL PETE CORP DEL COM 674599105 1,065,602 -55,196 -4.92 67,606 -15.34 0.1413
2017-02-09 2016-12-31 13F OCCIDENTAL PETE CORP DEL COM 674599105 1,120,798 136,247 13.84 79,856 11.31 0.1862
2016-11-14 2016-09-30 13F OCCIDENTAL PETE CORP DEL COM 674599105 984,551 9,057 0.93 71,740 -2.63 0.1786
2016-08-12 2016-06-30 13F OCCIDENTAL PETE CORP DEL COM 674599105 975,494 -33,835 -3.35 73,678 6.65 0.2027
2016-05-13 2016-03-31 13F OCCIDENTAL PETE CORP DEL COM 674599105 1,009,329 98,526 10.82 69,081 12.22 0.1946
2016-02-12 2015-12-31 13F OCCIDENTAL PETE CORP DEL COM 674599105 910,803 -24,464 -2.62 61,557 -0.41 0.1482
2015-11-12 2015-09-30 13F OCCIDENTAL PETE CORP DEL COM 674599105 935,267 -361,488 -27.88 61,812 -38.69 0.1558
2015-08-13 2015-06-30 13F OCCIDENTAL PETE CORP DEL COM 674599105 1,296,755 -364,266 -21.93 100,813 -16.95 0.2058
2015-05-14 2015-03-31 13F OCCIDENTAL PETE CORP DEL COM 674599105 1,661,021 -168,473 -9.21 121,393 -17.74 0.2331
2015-02-13 2014-12-31 13F OCCIDENTAL PETE CORP DEL COM 674599105 1,829,494 -45,139 -2.41 147,579 -18.18 0.3062
2014-11-18 2014-09-30 13F OCCIDENTAL PETE CORP DEL COM 674599105 1,874,633 184,638 10.93 180,377 4.03 0.3775
2014-08-14 2014-06-30 13F OCCIDENTAL PETE CORP DEL COM 674599105 1,689,995 -358,956 -17.52 173,392 -11.20 0.3749
2014-05-14 2014-03-31 13F OCCIDENTAL PETE CORP DEL COM 674599105 2,048,951 58,848 2.96 195,267 3.20 0.4668
2014-02-14 2013-12-31 13F OCCIDENTAL PETE CORP DEL COM 674599105 1,990,103 136,906 7.39 189,209 9.10 0.4925
2013-11-14 2013-09-30 13F OCCIDENTAL PETE CORP DEL COM 674599105 1,853,197 1,852,047 161,047.57 173,430 168,278.64 0.4742
2013-10-10 2013-06-30 13F/A-1 OCCIDENTAL PETE CORP DEL COM 674599105 1,610,544 998 143,815 0.4354
2013-12-23 2013-06-30 13F/A-2 OCCIDENTAL PETE CORP DEL COM 674599105 1,150 -1,608,396 -99.93 103 -99.92 0.0594
2013-08-14 2013-06-30 13F OCCIDENTAL PETE CORP DEL COM 674599105 1,610,544 143,815
2013-10-10 2013-03-31 13F/A-1 OCCIDENTAL PETE CORP DEL COM 674599105 1,609,546 -87,611 -5.16 126,139 -2.98 0.4594
2013-05-22 2013-03-31 13F OCCIDENTAL PETE CORP DEL COM 674599105 1,616,006 126,645
2013-06-17 2012-12-31 13F/A-1 OCCIDENTAL PETE CORP DEL COM 674599105 1,703,357 1,159,947 130,494 0.5025
2013-10-10 2012-12-31 13F/A-2 OCCIDENTAL PETE CORP DEL COM 674599105 1,697,157 1,153,747 212.32 130,019 178.03 0.5049
2013-06-21 2012-09-30 13F/A-1 OCCIDENTAL PETE CORP DEL COM 674599105 545,572 13,468 46,950 0.1839
2013-10-11 2012-09-30 13F/A-2 OCCIDENTAL PETE CORP DEL COM 674599105 543,410 11,306 2.12 46,765 2.30 0.1847
2013-10-11 2012-06-30 13F/A-1 OCCIDENTAL PETE CORP DEL COM 674599105 532,104 -15,637 -2.85 45,715 -12.36 0.2073
2013-10-11 2012-03-31 13F/A-1 OCCIDENTAL PETE CORP DEL COM 674599105 547,741 547,741 52,162 0.2289
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
(%)
2026-04-30 2026-03-31 13F OCCIDENTAL PETE COM Call 767,900 1,179.83 49,904 1,923.64 n/a n/a n/a
2026-03-20 2025-12-31 13F/A OCCIDENTAL PETE COM Call 60,000 400.00 2,467 334.92 n/a n/a n/a
2025-11-13 2025-09-30 13F OCCIDENTAL PETE COM Call 12,000 0.00 567 10.96 n/a n/a n/a
2025-08-13 2025-06-30 13F OCCIDENTAL PETE COM Call 12,000 -55.72 511 -61.81 n/a n/a n/a
2025-05-14 2025-03-31 13F OCCIDENTAL PETE COM Call 27,100 -84.86 1,339 -84.91 n/a n/a n/a
2025-02-14 2024-12-31 13F OCCIDENTAL PETE COM Call 179,000 71.13 8,865 65.61 n/a n/a n/a
2024-11-14 2024-09-30 13F OCCIDENTAL PETE COM Call 104,600 -25.45 5,353 -39.83 n/a n/a n/a
2024-08-12 2024-06-30 13F OCCIDENTAL PETE COM Call 140,300 8,898 n/a n/a n/a
2024-05-15 2024-03-31 13F OCCIDENTAL PETE COM Call 0 -100.00 0 -100.00 n/a n/a n/a
2024-02-12 2023-12-31 13F OCCIDENTAL PETE COM Call 56,100 51.62 3,350 37.52 n/a n/a n/a
2023-11-13 2023-09-30 13F OCCIDENTAL PETE COM Call 37,000 -39.14 2,436 -31.92 n/a n/a n/a
2023-08-11 2023-06-30 13F OCCIDENTAL PETE COM Call 60,800 10.34 3,578 4.07 n/a n/a n/a
2023-05-15 2023-03-31 13F OCCIDENTAL PETE COM Call 55,100 47.33 3,438 46.05 n/a n/a n/a
2023-02-14 2022-12-31 13F OCCIDENTAL PETE COM Call 37,400 0.00 2,355 2.39 n/a n/a n/a
2022-11-14 2022-09-30 13F OCCIDENTAL PETE COM Call 37,400 -3.61 2,299 0.26 n/a n/a n/a
2022-08-11 2022-06-30 13F OCCIDENTAL PETE COM Call 38,800 2,293 n/a n/a n/a
2020-05-15 2020-03-31 13F OCCIDENTAL PETE COM Call 0 -100.00 0 -100.00 n/a n/a n/a
2020-02-14 2019-12-31 13F OCCIDENTAL PETE COM Call 20,000 0.00 818 -7.99 n/a n/a n/a
2019-11-14 2019-09-30 13F OCCIDENTAL PETE COM Call 20,000 889 n/a n/a n/a
2019-05-15 2019-03-31 13F OCCIDENTAL PETE CORP DEL COM Call 0 -100.00 0 -100.00 n/a n/a n/a
2019-02-13 2018-12-31 13F OCCIDENTAL PETE CORP DEL COM Call 37,100 0.00 2,277 -25.32 n/a n/a n/a
2018-11-13 2018-09-30 13F OCCIDENTAL PETE CORP DEL COM Call 37,100 -37.23 3,049 -38.35 n/a n/a n/a
2018-08-10 2018-06-30 13F OCCIDENTAL PETE CORP DEL COM Call 59,100 35.86 4,946 75.02 n/a n/a n/a
2018-05-11 2018-03-31 13F OCCIDENTAL PETE CORP DEL COM Call 43,500 2,826 n/a n/a n/a
2018-02-14 2017-12-31 13F OCCIDENTAL PETE CORP DEL COM Call 0 -100.00 0 -100.00 n/a n/a n/a
2017-11-14 2017-09-30 13F OCCIDENTAL PETE CORP DEL COM Call 173,300 24.95 11,128 34.01 n/a n/a n/a
2017-08-14 2017-06-30 13F OCCIDENTAL PETE CORP DEL COM Call 138,700 8,304 n/a n/a n/a
2015-02-13 2014-12-31 13F OCCIDENTAL PETE CORP DEL COM Call 0 -100.00 0 -100.00 n/a n/a n/a
2014-11-18 2014-09-30 13F OCCIDENTAL PETE CORP DEL COM Call 2,700 8.00 260 1.17 n/a n/a n/a
2014-08-14 2014-06-30 13F OCCIDENTAL PETE CORP DEL COM Call 2,500 -71.26 257 -68.92 n/a n/a n/a
2014-02-14 2013-12-31 13F OCCIDENTAL PETE CORP DEL COM Call 8,700 -84.84 827 -84.60 n/a n/a n/a
2013-11-14 2013-09-30 13F OCCIDENTAL PETE CORP DEL COM Call 57,400 100.00 5,370 138.77 n/a n/a n/a
2013-10-10 2013-03-31 13F/A OCCIDENTAL PETE CORP DEL COM Call 28,700 0.00 2,249 2.27 n/a n/a n/a
2013-05-22 2013-03-31 13F OCCIDENTAL PETE CORP DEL COM Call 28,700 2,249 n/a n/a n/a
2013-06-17 2012-12-31 13F/A OCCIDENTAL PETE CORP DEL COM Call 28,700 2,199 n/a n/a n/a
2013-10-10 2012-12-31 13F/A OCCIDENTAL PETE CORP DEL COM Call 28,700 2,199 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
(%)
2026-04-30 2026-03-31 13F OCCIDENTAL PETE COM Put 112,900 101.61 7,313 217.77 n/a n/a n/a
2026-03-20 2025-12-31 13F/A OCCIDENTAL PETE COM Put 56,000 2,302 n/a n/a n/a
2025-08-13 2025-06-30 13F OCCIDENTAL PETE COM Put 0 -100.00 0 -100.00 n/a n/a n/a
2025-05-14 2025-03-31 13F OCCIDENTAL PETE COM Put 39,700 1,962 n/a n/a n/a
2024-08-12 2024-06-30 13F OCCIDENTAL PETE COM Put 0 -100.00 0 -100.00 n/a n/a n/a
2024-05-15 2024-03-31 13F OCCIDENTAL PETE COM Put 70,900 0.00 4,608 8.81 n/a n/a n/a
2024-02-12 2023-12-31 13F OCCIDENTAL PETE COM Put 70,900 0.00 4,235 -8.37 n/a n/a n/a
2023-11-13 2023-09-30 13F OCCIDENTAL PETE COM Put 70,900 4,621 n/a n/a n/a
2021-05-14 2021-03-31 13F OCCIDENTAL PETE COM Put 0 -100.00 0 -100.00 n/a n/a n/a
2021-02-25 2020-12-31 13F/A OCCIDENTAL PETE COM Put 53,600 932 n/a n/a n/a
2021-02-12 2020-12-31 13F OCCIDENTAL PETE COM Put 302 5 n/a n/a n/a
2019-05-15 2019-03-31 13F OCCIDENTAL PETE CORP DEL COM Put 0 -100.00 0 -100.00 n/a n/a n/a
2019-02-13 2018-12-31 13F OCCIDENTAL PETE CORP DEL COM Put 239,100 65.35 14,676 23.51 n/a n/a n/a
2018-11-13 2018-09-30 13F OCCIDENTAL PETE CORP DEL COM Put 144,600 0.00 11,882 -1.80 n/a n/a n/a
2018-08-10 2018-06-30 13F OCCIDENTAL PETE CORP DEL COM Put 144,600 94.09 12,100 150.00 n/a n/a n/a
2018-05-11 2018-03-31 13F OCCIDENTAL PETE CORP DEL COM Put 74,500 4,840 n/a n/a n/a
2018-02-14 2017-12-31 13F OCCIDENTAL PETE CORP DEL COM Put 0 -100.00 0 -100.00 n/a n/a n/a
2017-11-14 2017-09-30 13F OCCIDENTAL PETE CORP DEL COM Put 71,800 22.32 4,610 31.19 n/a n/a n/a
2017-08-14 2017-06-30 13F OCCIDENTAL PETE CORP DEL COM Put 58,700 2,157.69 3,514 2,029.70 n/a n/a n/a
2017-05-15 2017-03-31 13F OCCIDENTAL PETE CORP DEL COM Put 2,600 -80.60 165 -82.70 n/a n/a n/a
2017-02-09 2016-12-31 13F OCCIDENTAL PETE CORP DEL COM Put 13,400 24.07 954 21.07 n/a n/a n/a
2016-11-14 2016-09-30 13F OCCIDENTAL PETE CORP DEL COM Put 10,800 0.00 788 -3.43 n/a n/a n/a
2016-08-12 2016-06-30 13F OCCIDENTAL PETE CORP DEL COM Put 10,800 816 n/a n/a n/a
2015-11-12 2015-09-30 13F OCCIDENTAL PETE CORP DEL COM Put 0 -100.00 0 -100.00 n/a n/a n/a
2015-08-13 2015-06-30 13F OCCIDENTAL PETE CORP DEL COM Put 32 2 n/a n/a n/a
2015-05-14 2015-03-31 13F OCCIDENTAL PETE CORP DEL COM Put 0 -100.00 0 -100.00 n/a n/a n/a
2015-02-13 2014-12-31 13F OCCIDENTAL PETE CORP DEL COM Put 40,000 -4.76 3,224 -20.16 n/a n/a n/a
2014-11-18 2014-09-30 13F OCCIDENTAL PETE CORP DEL COM Put 42,000 75.00 4,038 63.95 n/a n/a n/a
2014-08-14 2014-06-30 13F OCCIDENTAL PETE CORP DEL COM Put 24,000 370.59 2,463 406.79 n/a n/a n/a
2014-05-14 2014-03-31 13F OCCIDENTAL PETE CORP DEL COM Put 5,100 -82.23 486 -82.19 n/a n/a n/a
2014-02-14 2013-12-31 13F OCCIDENTAL PETE CORP DEL COM Put 28,700 0.00 2,729 21.34 n/a n/a n/a
2013-10-10 2013-03-31 13F/A OCCIDENTAL PETE CORP DEL COM Put 28,700 0.00 2,249 2.27 n/a n/a n/a
2013-05-22 2013-03-31 13F OCCIDENTAL PETE CORP DEL COM Put 28,700 2,249 n/a n/a n/a
2013-06-17 2012-12-31 13F/A OCCIDENTAL PETE CORP DEL COM Put 28,700 2,199 n/a n/a n/a
2013-10-10 2012-12-31 13F/A OCCIDENTAL PETE CORP DEL COM Put 28,700 2,199 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.