BorgWarner Inc.
MX ˙ BMV ˙ US0997241064
SecurityMX:BWA / BorgWarner Inc.
InstitutionWalleye Capital LLC
Latest Disclosed Ownership975 shares
Latest Disclosed Value $ 52,904
Walleye Capital LLC ownership in BWA / BorgWarner Inc.

On May 13, 2026 - Walleye Capital LLC filed a 13F-HR/A form disclosing ownership of 975 shares of BorgWarner Inc. (MX:BWA) valued at $52,904 USD as of March 31, 2026. The entity filed a previous 13F-HR on February 13, 2026 disclosing 4,179 shares of BorgWarner Inc.. This represents a change in shares of -76.67% during the quarter.

Walleye Capital LLC has a history of taking positions in derivatives of the underlying security (BWA) in the form of stock options. The firm currently holds call options representing 10,200 of underlying shares valued at $553,452 USD and put options representing 10,400 of underlying shares valued at $564,304 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.

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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.

MX:BWA / BorgWarner 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)
2026-05-13 2026-03-31 13F/A-1 BORGWARNER COM 099724106 975 -3,204 -76.67 53 -72.34 0.0002
2026-05-08 2026-03-31 13F BORGWARNER COM 099724106 975 -3,204 53 0.0002
2026-02-13 2025-12-31 13F BORGWARNER COM 099724106 4,179 -10,119 -70.77 188 -70.06 0.0006
2025-11-14 2025-09-30 13F BORGWARNER COM 099724106 14,298 -55,906 -79.63 629 -73.28 0.0024
2025-08-13 2025-06-30 13F BORGWARNER COM 099724106 70,204 -281,278 -80.03 2,350 -76.66 0.0091
2025-05-14 2025-03-31 13F BORGWARNER COM 099724106 351,482 327,665 1,375.76 10,070 1,230.12 0.0454
2025-02-13 2024-12-31 13F BORGWARNER COM 099724106 23,817 -45,616 -65.70 757 -69.95 0.0019
2024-11-14 2024-09-30 13F BORGWARNER COM 099724106 69,433 41,285 146.67 2,520 177.73 0.0052
2024-08-14 2024-06-30 13F BORGWARNER COM 099724106 28,148 18,234 183.92 907 163.66 0.0016
2024-05-15 2024-03-31 13F BORGWARNER COM 099724106 9,914 9,914 344 0.0006
2023-11-21 2023-09-30 13F/A-1 BORGWARNER COM 099724106 0 -160,559 -100.00 0 -100.00
2023-11-14 2023-09-30 13F BORGWARNER COM 099724106 0 -160,559 0
2023-08-14 2023-06-30 13F BORGWARNER COM 099724106 160,559 -59,349 -26.99 7,853 -27.29 0.0285
2023-05-15 2023-03-31 13F BORGWARNER COM 099724106 219,908 219,908 10,800 0.1618
2019-08-14 2019-03-31 13F/A-1 BORGWARNER COM 099724106 0 -26,301 -100.00 0 -100.00
2018-11-14 2018-09-30 13F BORGWARNER COM 099724106 26,301 26,301 1,125 0.5250
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
(%)
2026-05-13 2026-03-31 13F/A BORGWARNER COM Call 10,200 148.78 553 200.54 n/a n/a n/a
2026-05-08 2026-03-31 13F BORGWARNER COM Call 10,200 553 n/a n/a n/a
2026-02-13 2025-12-31 13F BORGWARNER COM Call 4,100 925.00 185 982.35 n/a n/a n/a
2025-11-14 2025-09-30 13F BORGWARNER COM Call 400 33.33 18 70.00 n/a n/a n/a
2025-08-13 2025-06-30 13F BORGWARNER COM Call 300 -95.71 10 -95.00 n/a n/a n/a
2025-05-14 2025-03-31 13F BORGWARNER COM Call 7,000 -59.06 201 -63.17 n/a n/a n/a
2025-02-13 2024-12-31 13F BORGWARNER COM Call 17,100 -51.42 544 -57.48 n/a n/a n/a
2024-11-14 2024-09-30 13F BORGWARNER COM Call 35,200 74.26 1,277 96.16 n/a n/a n/a
2024-08-14 2024-06-30 13F BORGWARNER COM Call 20,200 -82.09 651 -83.38 n/a n/a n/a
2024-05-15 2024-03-31 13F BORGWARNER COM Call 112,800 442.31 3,919 425.91 n/a n/a n/a
2024-02-14 2023-12-31 13F BORGWARNER COM Call 20,800 2.46 746 -9.04 n/a n/a n/a
2023-11-21 2023-09-30 13F/A BORGWARNER COM Call 20,300 14.04 820 -5.86 n/a n/a n/a
2023-11-14 2023-09-30 13F BORGWARNER COM Call 20,300 820 n/a n/a n/a
2023-08-14 2023-06-30 13F BORGWARNER COM Call 17,800 408.57 871 408.77 n/a n/a n/a
2023-05-15 2023-03-31 13F BORGWARNER COM Call 3,500 172 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
(%)
2026-05-13 2026-03-31 13F/A BORGWARNER COM Put 10,400 -39.18 564 -26.75 n/a n/a n/a
2026-05-08 2026-03-31 13F BORGWARNER COM Put 10,400 564 n/a n/a n/a
2026-02-13 2025-12-31 13F BORGWARNER COM Put 17,100 1,121.43 771 1,162.30 n/a n/a n/a
2025-11-14 2025-09-30 13F BORGWARNER COM Put 1,400 -80.82 62 -75.00 n/a n/a n/a
2025-08-13 2025-06-30 13F BORGWARNER COM Put 7,300 -66.20 244 -60.52 n/a n/a n/a
2025-05-14 2025-03-31 13F BORGWARNER COM Put 21,600 -36.28 619 -42.62 n/a n/a n/a
2025-02-13 2024-12-31 13F BORGWARNER COM Put 33,900 -55.80 1,078 -61.30 n/a n/a n/a
2024-11-14 2024-09-30 13F BORGWARNER COM Put 76,700 -37.69 2,783 -29.86 n/a n/a n/a
2024-08-14 2024-06-30 13F BORGWARNER COM Put 123,100 -15.86 3,969 -21.92 n/a n/a n/a
2024-05-15 2024-03-31 13F BORGWARNER COM Put 146,300 745.66 5,082 719.68 n/a n/a n/a
2024-02-14 2023-12-31 13F BORGWARNER COM Put 17,300 54.46 620 37.17 n/a n/a n/a
2023-11-21 2023-09-30 13F/A BORGWARNER COM Put 11,200 36.59 452 12.72 n/a n/a n/a
2023-11-14 2023-09-30 13F BORGWARNER COM Put 11,200 452 n/a n/a n/a
2023-08-14 2023-06-30 13F BORGWARNER COM Put 8,200 401 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.