Braskem SA - 예탁증서(보통주)
US ˙ NYSE ˙ US1055321053

SecurityBAK / Braskem S.A. - Depositary Receipt (Common Stock)
InstitutionCitigroup Inc
Latest Disclosed Ownership12,186 shares
Latest Disclosed Value $ 44,601
Citigroup Inc ownership in BAK / Braskem S.A. - Depositary Receipt (Common Stock)

On May 11, 2026 - Citigroup Inc filed a 13F-HR form disclosing ownership of 12,186 shares of Braskem S.A. - Depositary Receipt (Common Stock) (US:BAK) valued at $44,601 USD as of March 31, 2026. The entity filed a previous 13F-HR on February 13, 2026 disclosing 0 shares of Braskem S.A. - Depositary Receipt (Common Stock). The current value of the position is $45,819 USD.

Citigroup Inc has a history of taking positions in derivatives of the underlying security (BAK) in the form of stock options. The firm currently holds call options representing 0 of underlying shares valued at $0 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.

BAK / Braskem S.A. - Depositary Receipt (Common Stock) 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)
2026-05-11 2026-03-31 13F BRASKEM SP ADR PFD A 105532105 12,186 12,186 45 0.0000
2026-02-13 2025-12-31 13F BRASKEM S A SP ADR PFD A 105532105 0 -12,650 -100.00 0 -100.00
2025-11-10 2025-09-30 13F BRASKEM S A SP ADR PFD A 105532105 12,650 12,650 31 0.0000
2020-11-12 2020-09-30 13F BRASKEM S A SP ADR PFD A 105532105 0 -4,204 -100.00 0 -100.00
2020-08-12 2020-06-30 13F BRASKEM S A SP ADR PFD A 105532105 4,204 660 18.62 36 50.00 0.0000
2020-05-12 2020-03-31 13F BRASKEM S A SP ADR PFD A 105532105 3,544 1,672 89.32 24 -14.29 0.0000
2020-02-12 2019-12-31 13F BRASKEM S A SP ADR PFD A 105532105 1,872 1,872 28 0.0000
2019-08-12 2019-06-30 13F BRASKEM S A SP ADR PFD A 105532105 0 -1,872 -100.00 0 -100.00
2019-05-13 2019-03-31 13F BRASKEM S A SP ADR PFD A 105532105 1,872 1,472 368.00 48 380.00 0.0000
2019-02-12 2018-12-31 13F BRASKEM S A SP ADR PFD A 105532105 400 0 0.00 10 -16.67 0.0000
2018-11-13 2018-09-30 13F BRASKEM S A SP ADR PFD A 105532105 400 0 0.00 12 20.00 0.0000
2018-08-10 2018-06-30 13F BRASKEM S A SP ADR PFD A 105532105 400 -3,523 -89.80 10 -91.23 0.0000
2018-05-11 2018-03-31 13F BRASKEM S A SP ADR PFD A 105532105 3,923 900 29.77 114 44.30 0.0001
2018-02-12 2017-12-31 13F BRASKEM S A SP ADR PFD A 105532105 3,023 -2,477 -45.04 79 -46.26 0.0001
2017-11-13 2017-09-30 13F BRASKEM S A SP ADR PFD A 105532105 5,500 -2,717 -33.07 147 -13.53 0.0001
2017-08-11 2017-06-30 13F BRASKEM S A SP ADR PFD A 105532105 8,217 5,157 168.53 170 174.19 0.0002
2017-05-12 2017-03-31 13F BRASKEM S A SP ADR PFD A 105532105 3,060 2,245 275.46 62 264.71 0.0001
2017-02-10 2016-12-31 13F BRASKEM S A SP ADR PFD A 105532105 815 -924 -53.13 17 -37.04 0.0000
2016-11-10 2016-09-30 13F BRASKEM S A SP ADR PFD A 105532105 1,739 -1,646 -48.63 27 -32.50 0.0000
2016-08-12 2016-06-30 13F BRASKEM S A SP ADR PFD A 105532105 3,385 957 39.42 40 29.03 0.0000
2016-05-13 2016-03-31 13F BRASKEM S A SP ADR PFD A 105532105 2,428 -14,956 -86.03 31 -86.86 0.0000
2016-02-12 2015-12-31 13F BRASKEM S A SP ADR PFD A 105532105 17,384 30 0.17 236 61.64 0.0002
2015-11-13 2015-09-30 13F BRASKEM S A SP ADR PFD A 105532105 17,354 17,214 12,295.71 146 7,200.00 0.0001
2015-08-13 2015-06-30 13F BRASKEM S A SP ADR PFD A 105532105 140 -47 -25.13 2 100.00 0.0000
2015-05-14 2015-03-31 13F BRASKEM S A SP ADR PFD A 105532105 187 -1,112 -85.60 1 -94.12 0.0000
2015-02-17 2014-12-31 13F BRASKEM S A SP ADR PFD A 105532105 1,299 1,239 2,065.00 17 1,600.00 0.0000
2014-11-14 2014-09-30 13F BRASKEM S A SP ADR PFD A 105532105 60 -373 -86.14 1 -83.33 0.0000
2014-08-14 2014-06-30 13F BRASKEM S A SP ADR PFD A 105532105 433 -147 -25.34 6 -33.33 0.0000
2014-05-15 2014-03-31 13F BRASKEM S A SP ADR PFD A 105532105 580 520 866.67 9 800.00 0.0000
2014-02-14 2013-12-31 13F BRASKEM S A SP ADR PFD A 105532105 60 -2,265 -97.42 1 -97.30 0.0000
2013-11-14 2013-09-30 13F BRASKEM S A SP ADR PFD A 105532105 2,325 137 6.26 37 12.12 0.0000
2013-08-14 2013-06-30 13F BRASKEM S A SP ADR PFD A 105532105 2,188 2,188 33 0.0000
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
(%)
2017-02-10 2016-12-31 13F BRASKEM S A SP ADR PFD A Call 0 -100.00 0 -100.00 n/a n/a n/a
2016-11-10 2016-09-30 13F BRASKEM S A SP ADR PFD A Call 500 8 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.