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Nantahala Capital Management, LLC Historic Quarter Change: USA Options, New

Nantahala Capital Management, LLC historic quarter change: USA Options, New

In put and call options, at their filed underlying value (listed in the US), over 23 quarters from 2013-06-30 to 2026-06-30, Nantahala Capital Management, LLC opened 121 positions, added to 85, reduced 66 and sold out of 132.

  • Q2 2026: Stock XBI; Country of operation —; Class ST STR SP BIOT · Put; Shares before 0.
  • Q2 2026: Stock QTUM; Country of operation —; Class DEFIA QUANT ETF · Put; Shares before 0.
  • Q2 2026: Stock NBIX; Country of operation United States; Class COM · Call; Shares before 0.
  • Q2 2026: Stock PRAX; Country of operation United States; Class COM NEW · Put; Shares before 0.

Each consecutive pair of Form 13F-HR filings compared (SEC CIK 1472322), 23 quarters: Q2 2026 (2026-03-31 to 2026-06-30, filed 2026-08-14); Q1 2026 (2025-12-31 to 2026-03-31, filed 2026-05-15); Q4 2025 (2025-09-30 to 2025-12-31, filed 2026-02-13); Q3 2025 (2025-06-30 to 2025-09-30, filed 2025-11-14); Q2 2025 (2025-03-31 to 2025-06-30, filed 2025-08-14); Q1 2025 (2024-12-31 to 2025-03-31, filed 2025-05-15); Q4 2024 (2024-09-30 to 2024-12-31, filed 2025-02-14); Q3 2024 (2024-06-30 to 2024-09-30, filed 2024-11-14); Q2 2024 (2024-03-31 to 2024-06-30, filed 2024-08-14); Q1 2024 (2023-12-31 to 2024-03-31, filed 2024-05-15); Q3 2016 (2016-06-30 to 2016-09-30, filed 2016-11-15); Q2 2016 (2016-03-31 to 2016-06-30, filed 2016-08-15); Q1 2016 (2015-12-31 to 2016-03-31, filed 2016-05-16); Q4 2015 (2015-09-30 to 2015-12-31, filed 2016-02-16); Q3 2015 (2015-06-30 to 2015-09-30, filed 2015-11-13); Q2 2015 (2015-03-31 to 2015-06-30, filed 2015-08-14); Q1 2015 (2014-12-31 to 2015-03-31, filed 2015-08-14); Q4 2014 (2014-09-30 to 2014-12-31, filed 2015-02-17); Q3 2014 (2014-06-30 to 2014-09-30, filed 2014-11-14); Q2 2014 (2014-03-31 to 2014-06-30, filed 2014-08-14); Q1 2014 (2013-12-31 to 2014-03-31, filed 2014-05-15); Q4 2013 (2013-09-30 to 2013-12-31, filed 2014-02-14); Q3 2013 (2013-06-30 to 2013-09-30, filed 2013-11-14). Rows for the same security, class and put/call are added together. Value change is the filed value at each quarter end, so it includes the price move. Only the filings held here are compared; the firm's 13F-HR filings go back to the quarter ended 2011-12-31. Not compared, as a quarter between them is not held here yet: 2016-09-30 to 2023-12-31 (missing 2016-12-31, 2017-03-31, 2017-06-30, 2017-09-30, 2017-12-31, 2018-03-31, 2018-06-30, 2018-09-30, 2018-12-31, 2019-03-31, 2019-06-30, 2019-09-30, 2019-12-31, 2020-03-31, 2020-06-30, 2020-09-30, 2020-12-31, 2021-03-31, 2021-06-30, 2021-09-30, 2021-12-31, 2022-03-31, 2022-06-30, 2022-09-30, 2022-12-31, 2023-03-31, 2023-06-30, 2023-09-30).

QuarterStockCountry of operationClassShares beforeShares afterShare changeValue beforeValue afterValue changeFiled
Q2 2026XBI
SPDR SERIES TRUST
ST STR SP BIOT · Put0400,000+400,000$0$63,300,000+$63,300,0002026-08-14
Q2 2026QTUM
ETF SER SOLUTIONS
DEFIA QUANT ETF · Put0223,000+223,000$0$36,879,740+$36,879,7402026-08-14
Q2 2026NBIX
NEUROCRINE BIOSCIENCES INC
United StatesCOM · Call0200,000+200,000$0$33,707,000+$33,707,0002026-08-14
Q2 2026PRAX
PRAXIS PRECISION MEDICINES I
United StatesCOM NEW · Put0100,000+100,000$0$33,479,000+$33,479,0002026-08-14
Q2 2026KRYS
KRYSTAL BIOTECH INC
United StatesCOM · Put085,000+85,000$0$31,591,950+$31,591,9502026-08-14
Q2 2026SNAP
SNAP INC
United StatesCL A · Call04,800,000+4,800,000$0$21,312,000+$21,312,0002026-08-14
Q2 2026QURE
UNIQURE NV
SHS · Put0161,500+161,500$0$7,438,690+$7,438,6902026-08-14

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