SPDR Series Trust - State Street SPDR S&P Biotech ETF
US ˙ ARCA ˙ US78464A8707

SecurityXBI / SPDR Series Trust - State Street SPDR S&P Biotech ETF
InstitutionCitigroup Inc
Latest Disclosed Ownership10,663,404 shares
Latest Disclosed Value $ 1,362,036,593
Citigroup Inc ownership in XBI / SPDR Series Trust - State Street SPDR S&P Biotech ETF

On May 11, 2026 - Citigroup Inc filed a 13F-HR form disclosing ownership of 10,663,404 shares of SPDR Series Trust - State Street SPDR S&P Biotech ETF (US:XBI) valued at $1,362,036,593 USD as of March 31, 2026. The entity filed a previous 13F-HR on February 13, 2026 disclosing 12,527,210 shares of SPDR Series Trust - State Street SPDR S&P Biotech ETF. This represents a change in shares of -14.88% during the quarter. The current value of the position is $1,422,711,362 USD.

Citigroup Inc has a history of taking positions in derivatives of the underlying security (XBI) in the form of stock options. The firm currently holds call options representing 50,000 of underlying shares valued at $6,386,500 USD and put options representing 75,000 of underlying shares valued at $9,579,750 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.

XBI / SPDR Series Trust - State Street SPDR S&P Biotech ETF 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 SPDR SERIES TRUST STATE STREET SPD 78464A870 10,663,404 -1,863,806 -14.88 1,362,037 -10.83 0.2924
2026-02-13 2025-12-31 13F SPDR SERIES TRUST STATE STREET SPD 78464A870 12,527,210 1,636,319 15.02 1,527,443 39.97 0.6741
2025-11-10 2025-09-30 13F SPDR SERIES TRUST S&P BIOTECH 78464A870 10,890,891 -1,862,849 -14.61 1,091,267 3.18 0.4865
2025-08-11 2025-06-30 13F SPDR SERIES TRUST S&P BIOTECH 78464A870 12,753,740 2,275,774 21.72 1,057,668 24.47 0.5195
2025-05-12 2025-03-31 13F SPDR SER TR S&P BIOTECH 78464A870 10,477,966 -673,629 -6.04 849,763 -15.39 0.4343
2025-02-12 2024-12-31 13F SPDR SER TR S&P BIOTECH 78464A870 11,151,595 3,401,781 43.90 1,004,313 31.17 0.5957
2024-11-12 2024-09-30 13F SPDR SER TR S&P BIOTECH 78464A870 7,749,814 492,376 6.78 765,682 13.80 0.4435
2024-08-12 2024-06-30 13F SPDR SER TR S&P BIOTECH 78464A870 7,257,438 -1,564,914 -17.74 672,837 -19.63 0.4310
2024-05-10 2024-03-31 13F SPDR SER TR S&P BIOTECH 78464A870 8,822,352 4,714,266 114.76 837,153 128.22 0.5498
2024-02-09 2023-12-31 13F SPDR SER TR S&P BIOTECH 78464A870 4,108,086 -1,509,283 -26.87 366,811 -10.57 0.2585
2023-12-06 2023-09-30 13F/A-1 SPDR SER TR S&P BIOTECH 78464A870 5,617,369 759,221 15.63 410,180 1.48 0.3066
2023-11-09 2023-09-30 13F SPDR SER TR S&P BIOTECH 78464A870 5,617,369 759,221 410,180 0.1226
2023-08-10 2023-06-30 13F SPDR SER TR S&P BIOTECH 78464A870 4,858,148 -1,408,226 -22.47 404,198 -15.36 0.2650
2023-05-11 2023-03-31 13F SPDR SER TR S&P BIOTECH 78464A870 6,266,374 -1,225,012 -16.35 477,560 -23.20 0.3348
2023-02-09 2022-12-31 13F SPDR SER TR S&P BIOTECH 78464A870 7,491,386 2,570,152 52.23 621,785 59.29 0.4951
2022-11-10 2022-09-30 13F SPDR SER TR S&P BIOTECH 78464A870 4,921,234 -129,263 -2.56 390,353 4.07 0.2794
2022-08-10 2022-06-30 13F SPDR SER TR S&P BIOTECH 78464A870 5,050,497 1,011,470 25.04 375,100 3.33 0.2792
2022-05-12 2022-03-31 13F SPDR SER TR S&P BIOTECH 78464A870 4,039,027 398,170 10.94 363,027 -10.94 0.2207
2022-02-10 2021-12-31 13F SPDR SER TR S&P BIOTECH 78464A870 3,640,857 997,524 37.74 407,630 22.67 0.2183
2021-11-10 2021-09-30 13F SPDR SER TR S&P BIOTECH 78464A870 2,643,333 -3,070,303 -53.74 332,292 -57.05 0.1963
2021-08-10 2021-06-30 13F SPDR SER TR S&P BIOTECH 78464A870 5,713,636 -581,322 -9.23 773,626 -9.40 0.4656
2021-05-13 2021-03-31 13F SPDR SER TR S&P BIOTECH 78464A870 6,294,958 271,735 4.51 853,911 0.70 0.5524
2021-02-11 2020-12-31 13F SPDR SER TR S&P BIOTECH 78464A870 6,023,223 -1,940,587 -24.37 847,950 -4.45 0.5006
2020-11-12 2020-09-30 13F SPDR SER TR S&P BIOTECH 78464A870 7,963,810 30,234 0.38 887,408 -0.09 0.5789
2020-08-12 2020-06-30 13F SPDR SER TR S&P BIOTECH 78464A870 7,933,576 -2,539,417 -24.25 888,164 9.51 0.6932
2020-05-12 2020-03-31 13F SPDR SER TR S&P BIOTECH 78464A870 10,472,993 2,256,262 27.46 811,028 3.78 0.7332
2020-02-12 2019-12-31 13F SPDR SERIES TRUST S&P BIOTECH 78464A870 8,216,731 -1,942,137 -19.12 781,493 0.89 0.5658
2019-11-08 2019-09-30 13F SPDR SERIES TRUST S&P BIOTECH 78464A870 10,158,868 1,949,248 23.74 774,613 7.58 0.6141
2019-08-12 2019-06-30 13F SPDR SERIES TRUST S&P BIOTECH 78464A870 8,209,620 -242,126 -2.86 720,066 -5.90 0.5817
2019-05-13 2019-03-31 13F SPDR SERIES TRUST S&P BIOTECH 78464A870 8,451,746 500,027 6.29 765,221 34.12 0.7376
2019-02-12 2018-12-31 13F SPDR SERIES TRUST S&P BIOTECH 78464A870 7,951,719 2,301,333 40.73 570,536 5.32 0.5779
2018-11-13 2018-09-30 13F SPDR SERIES TRUST S&P BIOTECH 78464A870 5,650,386 -17,823 -0.31 541,702 0.40 0.4833
2018-08-10 2018-06-30 13F SPDR SERIES TRUST S&P BIOTECH 78464A870 5,668,209 -820,024 -12.64 539,557 -5.26 0.4959
2018-05-11 2018-03-31 13F SPDR SERIES TRUST S&P BIOTECH 78464A870 6,488,233 186,469 2.96 569,522 6.49 0.4691
2018-02-12 2017-12-31 13F SPDR SERIES TRUST S&P BIOTECH 78464A870 6,301,764 1,395,984 28.46 534,830 25.93 0.4287
2017-11-13 2017-09-30 13F SPDR SERIES TRUST S&P BIOTECH 78464A870 4,905,780 -1,838,302 -27.26 424,693 -18.41 0.3476
2017-08-11 2017-06-30 13F SPDR SERIES TRUST S&P BIOTECH 78464A870 6,744,082 1,910,329 39.52 520,508 55.30 0.4694
2017-05-12 2017-03-31 13F SPDR SERIES TRUST S&P BIOTECH 78464A870 4,833,753 1,015,676 26.60 335,172 48.31 0.2987
2017-02-10 2016-12-31 13F SPDR SERIES TRUST S&P BIOTECH 78464A870 3,818,077 -4,458,311 -53.87 225,992 -58.81 0.2036
2016-11-10 2016-09-30 13F SPDR SERIES TRUST S&P BIOTECH 78464A870 8,276,388 2,504,448 43.39 548,642 75.73 0.5127
2016-08-12 2016-06-30 13F SPDR SERIES TRUST S&P BIOTECH 78464A870 5,771,940 2,724,343 89.39 312,204 98.30 0.3187
2016-05-13 2016-03-31 13F SPDR SERIES TRUST S&P BIOTECH 78464A870 3,047,597 264,232 9.49 157,439 -19.29 0.1768
2016-02-12 2015-12-31 13F SPDR SERIES TRUST S&P BIOTECH 78464A870 2,783,365 -67,495 -2.37 195,058 9.91 0.1944
2015-11-13 2015-09-30 13F SPDR SERIES TRUST S&P BIOTECH 78464A870 2,850,860 1,591,407 126.36 177,466 -44.14 0.1661
2015-08-13 2015-06-30 13F SPDR SERIES TRUST S&P BIOTECH 78464A870 1,259,453 297,879 30.98 317,684 46.51 0.2822
2015-05-14 2015-03-31 13F SPDR SERIES TRUST S&P BIOTECH 78464A870 961,574 503,462 109.90 216,835 153.60 0.2096
2015-02-17 2014-12-31 13F SPDR SERIES TRUST S&P BIOTECH 78464A870 458,112 96,042 26.53 85,502 51.41 0.0764
2014-11-14 2014-09-30 13F SPDR SERIES TRUST S&P BIOTECH 78464A870 362,070 -196,510 -35.18 56,472 -34.37 0.0494
2014-08-14 2014-06-30 13F SPDR SERIES TRUST S&P BIOTECH 78464A870 558,580 20,806 3.87 86,049 12.30 0.0825
2014-05-15 2014-03-31 13F SPDR SERIES TRUST S&P BIOTECH 78464A870 537,774 -19,051 -3.42 76,622 5.69 0.0783
2014-02-14 2013-12-31 13F SPDR SERIES TRUST S&P BIOTECH 78464A870 556,825 244,165 78.09 72,499 79.53 0.0657
2013-11-14 2013-09-30 13F SPDR SERIES TRUST S&P BIOTECH 78464A870 312,660 -546,569 -63.61 40,383 -54.92 0.0378
2013-08-14 2013-06-30 13F SPDR SERIES TRUST S&P BIOTECH 78464A870 859,229 859,229 89,583 0.0882
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
(%)
2026-05-11 2026-03-31 13F SPDR SERIES TRUST STATE STREET SPD Call 50,000 -79.17 6,386 -78.18 n/a n/a n/a
2026-02-13 2025-12-31 13F SPDR SERIES TRUST STATE STREET SPD Call 240,000 -4.23 29,263 16.54 n/a n/a n/a
2025-11-10 2025-09-30 13F SPDR SERIES TRUST S&P BIOTECH Call 250,600 47.41 25,110 78.11 n/a n/a n/a
2025-08-11 2025-06-30 13F SPDR SERIES TRUST S&P BIOTECH Call 170,000 70.00 14,098 73.83 n/a n/a n/a
2025-05-12 2025-03-31 13F SPDR SER TR S&P BIOTECH Call 100,000 8,110 n/a n/a n/a
2025-02-12 2024-12-31 13F SPDR SER TR S&P BIOTECH Call 0 -100.00 0 -100.00 n/a n/a n/a
2024-11-12 2024-09-30 13F SPDR SER TR S&P BIOTECH Call 20,000 -60.00 1,976 -57.37 n/a n/a n/a
2024-08-12 2024-06-30 13F SPDR SER TR S&P BIOTECH Call 50,000 0.00 4,636 -2.30 n/a n/a n/a
2024-05-10 2024-03-31 13F SPDR SER TR S&P BIOTECH Call 50,000 -41.79 4,744 -38.15 n/a n/a n/a
2024-02-09 2023-12-31 13F SPDR SER TR S&P BIOTECH Call 85,900 -40.76 7,670 -27.55 n/a n/a n/a
2023-12-06 2023-09-30 13F/A SPDR SER TR S&P BIOTECH Call 145,000 -3.33 10,588 -15.17 n/a n/a n/a
2023-11-09 2023-09-30 13F SPDR SER TR S&P BIOTECH Call 145,000 10,588 n/a n/a n/a
2023-08-10 2023-06-30 13F SPDR SER TR S&P BIOTECH Call 150,000 -3.23 12,480 5.66 n/a n/a n/a
2023-05-11 2023-03-31 13F SPDR SER TR S&P BIOTECH Call 155,000 220.91 11,813 194.71 n/a n/a n/a
2023-02-09 2022-12-31 13F SPDR SER TR S&P BIOTECH Call 48,300 -45.30 4,009 -42.78 n/a n/a n/a
2022-11-10 2022-09-30 13F SPDR SER TR S&P BIOTECH Call 88,300 -81.54 7,004 -80.28 n/a n/a n/a
2022-08-10 2022-06-30 13F SPDR SER TR S&P BIOTECH Call 478,300 222.52 35,524 166.52 n/a n/a n/a
2022-05-12 2022-03-31 13F SPDR SER TR S&P BIOTECH Call 148,300 -83.05 13,329 -86.39 n/a n/a n/a
2022-02-10 2021-12-31 13F SPDR SER TR S&P BIOTECH Call 875,000 97,965 n/a n/a n/a
2021-11-10 2021-09-30 13F SPDR SER TR S&P BIOTECH Call 0 -100.00 0 -100.00 n/a n/a n/a
2021-08-10 2021-06-30 13F SPDR SER TR S&P BIOTECH Call 10,000 1,354 n/a n/a n/a
2021-05-13 2021-03-31 13F SPDR SER TR S&P BIOTECH Call 0 -100.00 0 -100.00 n/a n/a n/a
2021-02-11 2020-12-31 13F SPDR SER TR S&P BIOTECH Call 96,200 -35.18 13,543 -18.10 n/a n/a n/a
2020-11-12 2020-09-30 13F SPDR SER TR S&P BIOTECH Call 148,400 -32.21 16,537 -32.52 n/a n/a n/a
2020-08-12 2020-06-30 13F SPDR SER TR S&P BIOTECH Call 218,900 19.29 24,506 72.44 n/a n/a n/a
2020-05-12 2020-03-31 13F SPDR SER TR S&P BIOTECH Call 183,500 -20.87 14,211 -35.57 n/a n/a n/a
2020-02-12 2019-12-31 13F SPDR SERIES TRUST S&P BIOTECH Call 231,900 -25.05 22,056 -6.51 n/a n/a n/a
2019-11-08 2019-09-30 13F SPDR SERIES TRUST S&P BIOTECH Call 309,400 38.93 23,592 20.78 n/a n/a n/a
2019-08-12 2019-06-30 13F SPDR SERIES TRUST S&P BIOTECH Call 222,700 -6.90 19,533 -9.81 n/a n/a n/a
2019-05-13 2019-03-31 13F SPDR SERIES TRUST S&P BIOTECH Call 239,200 -27.36 21,657 -8.34 n/a n/a n/a
2019-02-12 2018-12-31 13F SPDR SERIES TRUST S&P BIOTECH Call 329,300 30.83 23,627 -2.08 n/a n/a n/a
2018-11-13 2018-09-30 13F SPDR SERIES TRUST S&P BIOTECH Call 251,700 -5.66 24,130 -4.99 n/a n/a n/a
2018-08-10 2018-06-30 13F SPDR SERIES TRUST S&P BIOTECH Call 266,800 -35.04 25,397 -29.55 n/a n/a n/a
2018-05-11 2018-03-31 13F SPDR SERIES TRUST S&P BIOTECH Call 410,700 -2.26 36,050 1.09 n/a n/a n/a
2018-02-12 2017-12-31 13F SPDR SERIES TRUST S&P BIOTECH Call 420,200 90.91 35,662 87.16 n/a n/a n/a
2017-11-13 2017-09-30 13F SPDR SERIES TRUST S&P BIOTECH Call 220,100 37.65 19,054 54.40 n/a n/a n/a
2017-08-11 2017-06-30 13F SPDR SERIES TRUST S&P BIOTECH Call 159,900 -55.56 12,341 -50.54 n/a n/a n/a
2017-05-12 2017-03-31 13F SPDR SERIES TRUST S&P BIOTECH Call 359,800 148.48 24,949 191.09 n/a n/a n/a
2017-02-10 2016-12-31 13F SPDR SERIES TRUST S&P BIOTECH Call 144,800 7.74 8,571 -3.79 n/a n/a n/a
2016-11-10 2016-09-30 13F SPDR SERIES TRUST S&P BIOTECH Call 134,400 -79.67 8,909 -75.09 n/a n/a n/a
2016-08-12 2016-06-30 13F SPDR SERIES TRUST S&P BIOTECH Call 661,100 744.32 35,759 784.03 n/a n/a n/a
2016-05-13 2016-03-31 13F SPDR SERIES TRUST S&P BIOTECH Call 78,300 15.49 4,045 -14.86 n/a n/a n/a
2016-02-12 2015-12-31 13F SPDR SERIES TRUST S&P BIOTECH Call 67,800 0.00 4,751 12.56 n/a n/a n/a
2015-11-13 2015-09-30 13F SPDR SERIES TRUST S&P BIOTECH Call 67,800 758.23 4,221 111.79 n/a n/a n/a
2015-08-13 2015-06-30 13F SPDR SERIES TRUST S&P BIOTECH Call 7,900 -28.18 1,993 -19.67 n/a n/a n/a
2015-05-14 2015-03-31 13F SPDR SERIES TRUST S&P BIOTECH Call 11,000 2,481 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
(%)
2026-05-11 2026-03-31 13F SPDR SERIES TRUST STATE STREET SPD Put 75,000 -78.64 9,580 -77.63 n/a n/a n/a
2026-02-13 2025-12-31 13F SPDR SERIES TRUST STATE STREET SPD Put 351,200 -9.18 42,822 10.51 n/a n/a n/a
2025-11-10 2025-09-30 13F SPDR SERIES TRUST S&P BIOTECH Put 386,700 -38.62 38,747 -25.84 n/a n/a n/a
2025-08-11 2025-06-30 13F SPDR SERIES TRUST S&P BIOTECH Put 630,000 72.60 52,246 76.50 n/a n/a n/a
2025-05-12 2025-03-31 13F SPDR SER TR S&P BIOTECH Put 365,000 16.28 29,602 4.71 n/a n/a n/a
2025-02-12 2024-12-31 13F SPDR SER TR S&P BIOTECH Put 313,900 28,270 n/a n/a n/a
2024-11-12 2024-09-30 13F SPDR SER TR S&P BIOTECH Put 0 -100.00 0 -100.00 n/a n/a n/a
2024-08-12 2024-06-30 13F SPDR SER TR S&P BIOTECH Put 170,000 -60.00 15,761 -60.92 n/a n/a n/a
2024-05-10 2024-03-31 13F SPDR SER TR S&P BIOTECH Put 425,000 11.11 40,328 18.08 n/a n/a n/a
2024-02-09 2023-12-31 13F SPDR SER TR S&P BIOTECH Put 382,500 68.95 34,153 106.60 n/a n/a n/a
2023-12-06 2023-09-30 13F/A SPDR SER TR S&P BIOTECH Put 226,400 27.55 16,532 11.94 n/a n/a n/a
2023-11-09 2023-09-30 13F SPDR SER TR S&P BIOTECH Put 226,400 16,532 n/a n/a n/a
2023-08-10 2023-06-30 13F SPDR SER TR S&P BIOTECH Put 177,500 -75.60 14,768 -73.36 n/a n/a n/a
2023-05-11 2023-03-31 13F SPDR SER TR S&P BIOTECH Put 727,500 838.71 55,443 761.97 n/a n/a n/a
2023-02-09 2022-12-31 13F SPDR SER TR S&P BIOTECH Put 77,500 -61.73 6,432 -59.96 n/a n/a n/a
2022-11-10 2022-09-30 13F SPDR SER TR S&P BIOTECH Put 202,500 -72.26 16,062 -70.38 n/a n/a n/a
2022-08-10 2022-06-30 13F SPDR SER TR S&P BIOTECH Put 730,100 90.58 54,225 57.48 n/a n/a n/a
2022-05-12 2022-03-31 13F SPDR SER TR S&P BIOTECH Put 383,100 151.21 34,433 101.67 n/a n/a n/a
2022-02-10 2021-12-31 13F SPDR SER TR S&P BIOTECH Put 152,500 -15.28 17,074 -24.54 n/a n/a n/a
2021-11-10 2021-09-30 13F SPDR SER TR S&P BIOTECH Put 180,000 12.50 22,628 4.45 n/a n/a n/a
2021-08-10 2021-06-30 13F SPDR SER TR S&P BIOTECH Put 160,000 220.00 21,664 219.39 n/a n/a n/a
2021-05-13 2021-03-31 13F SPDR SER TR S&P BIOTECH Put 50,000 -87.07 6,783 -87.54 n/a n/a n/a
2021-02-11 2020-12-31 13F SPDR SER TR S&P BIOTECH Put 386,800 -28.45 54,454 -9.60 n/a n/a n/a
2020-11-12 2020-09-30 13F SPDR SER TR S&P BIOTECH Put 540,600 -14.00 60,240 -14.40 n/a n/a n/a
2020-08-12 2020-06-30 13F SPDR SER TR S&P BIOTECH Put 628,600 -47.97 70,372 -24.78 n/a n/a n/a
2020-05-12 2020-03-31 13F SPDR SER TR S&P BIOTECH Put 1,208,100 9.33 93,556 -10.98 n/a n/a n/a
2020-02-12 2019-12-31 13F SPDR SERIES TRUST S&P BIOTECH Put 1,105,000 -34.97 105,097 -18.88 n/a n/a n/a
2019-11-08 2019-09-30 13F SPDR SERIES TRUST S&P BIOTECH Put 1,699,200 278.78 129,565 229.29 n/a n/a n/a
2019-08-12 2019-06-30 13F SPDR SERIES TRUST S&P BIOTECH Put 448,600 -5.50 39,347 -8.45 n/a n/a n/a
2019-05-13 2019-03-31 13F SPDR SERIES TRUST S&P BIOTECH Put 474,700 0.98 42,979 27.42 n/a n/a n/a
2019-02-12 2018-12-31 13F SPDR SERIES TRUST S&P BIOTECH Put 470,100 146.77 33,730 84.69 n/a n/a n/a
2018-11-13 2018-09-30 13F SPDR SERIES TRUST S&P BIOTECH Put 190,500 -26.11 18,263 -25.58 n/a n/a n/a
2018-08-10 2018-06-30 13F SPDR SERIES TRUST S&P BIOTECH Put 257,800 -39.63 24,540 -34.53 n/a n/a n/a
2018-05-11 2018-03-31 13F SPDR SERIES TRUST S&P BIOTECH Put 427,000 60.53 37,481 66.03 n/a n/a n/a
2018-02-12 2017-12-31 13F SPDR SERIES TRUST S&P BIOTECH Put 266,000 208.23 22,575 202.17 n/a n/a n/a
2017-11-13 2017-09-30 13F SPDR SERIES TRUST S&P BIOTECH Put 86,300 -43.96 7,471 -37.14 n/a n/a n/a
2017-08-11 2017-06-30 13F SPDR SERIES TRUST S&P BIOTECH Put 154,000 87.12 11,886 108.27 n/a n/a n/a
2017-05-12 2017-03-31 13F SPDR SERIES TRUST S&P BIOTECH Put 82,300 -82.66 5,707 -79.68 n/a n/a n/a
2017-02-10 2016-12-31 13F SPDR SERIES TRUST S&P BIOTECH Put 474,600 93.64 28,092 72.90 n/a n/a n/a
2016-11-10 2016-09-30 13F SPDR SERIES TRUST S&P BIOTECH Put 245,100 -36.49 16,248 -22.16 n/a n/a n/a
2016-08-12 2016-06-30 13F SPDR SERIES TRUST S&P BIOTECH Put 385,900 208.72 20,873 223.21 n/a n/a n/a
2016-05-13 2016-03-31 13F SPDR SERIES TRUST S&P BIOTECH Put 125,000 58.43 6,458 16.80 n/a n/a n/a
2016-02-12 2015-12-31 13F SPDR SERIES TRUST S&P BIOTECH Put 78,900 -53.86 5,529 -48.06 n/a n/a n/a
2015-11-13 2015-09-30 13F SPDR SERIES TRUST S&P BIOTECH Put 171,000 1,166.67 10,645 212.63 n/a n/a n/a
2015-08-13 2015-06-30 13F SPDR SERIES TRUST S&P BIOTECH Put 13,500 90.14 3,405 112.68 n/a n/a n/a
2015-05-14 2015-03-31 13F SPDR SERIES TRUST S&P BIOTECH Put 7,100 -47.41 1,601 -52.98 n/a n/a n/a
2015-02-17 2014-12-31 13F SPDR SERIES TRUST S&P BIOTECH Put 0 -100.00 0 -100.00 n/a n/a n/a
2014-11-14 2014-09-30 13F SPDR SERIES TRUST S&P BIOTECH Put 5,000 780 n/a n/a n/a
2014-08-14 2014-06-30 13F SPDR SERIES TRUST S&P BIOTECH Put 0 -100.00 0 -100.00 n/a n/a n/a
2014-05-15 2014-03-31 13F SPDR SERIES TRUST S&P BIOTECH Put 5,000 712 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.