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Zevra Therapeutics ZVRA

US equityMarket cap rank #3557Biotechnology
$11.08 +$0.35 (+3.26%)
Pre-market · Oct 8, 7:00 am ET · After hours $11.19 +0.99%
Open$10.68
Prev close$10.73
Day range$10.57 – $11.38
Volume936.5K
Market cap$657.97M
P/E (TTM)11.9
Dividend yield–

Ownership & positioning

Who holds it, who is betting against it, and where the big money is moving

Institutional ownership77.2%-3.41 pts vs. prior quarter
Institutions holding192-1 vs. prior quarter
Insider trades (recent)33 buys / 17 sellsNet buying
Short interest9.66% of floatDays to cover 6.3 · as of 15 Sep 2026
Short-sale volume share24.3%5-day average of daily volume

Short-sale volume as % of daily volume

14%19%24%29%Sep '26Sep '26Oct '26

Large-order net flow, last 20 sessions

Net of large-order buying minus selling, in USD. Over this window: +$74.9K (6 inflow days, 14 outflow days).

Net flow by order size, last 20 sessions

+$862.5KSuper−$787.7KBig−$571.4KMid+$379.3KSmall

Super/Big orders approximate institutional-size trades; Mid/Small approximate retail-size trades. Net buy minus sell value in each bucket, summed over the window.

The five largest holders on file together own 33.1% of shares outstanding.

Largest holders

  • BlackRock8.60%
  • FMR8.28%
  • Woodline Partners LP8.06%
  • Vanguard Capital Management, LLC5.12%
  • Nantahala Capital Management, LLC3.03%
  • State Street Global Advisors2.83%
  • Geode Capital Management, LLC2.59%
  • D. E. Shaw & Co., L.P.2.20%

By investor type

  • Mutual Fund52.84%
  • Hedge Fund19.27%
  • Public Company3.10%
  • Private Company1.46%
  • Individual/Insider1.17%
  • Insurance Company0.24%
  • Government Pension Fund0.21%
  • Family Office/Trust0.11%

Reported short interest has fallen from 10.98% to 9.66% of float over the last 6 biweekly reports (30 Jun 2026 to 15 Sep 2026).

Recent institutional activity

HolderTypePeriodShare changeNew stake
Nuveen Asset Management LLC Insurance Company 2026/Q3 +143,890 0.2%
FMR Mutual Fund 2026/Q3 +1,703,720 8.3%
Woodline Partners LP Hedge Fund 2026/Q3 +1,334,828 8.1%
BlackRock Mutual Fund 2026/Q3 +652,395 8.6%
Janus Henderson Group plc Mutual Fund 2026/Q3 +613,403 1.0%
Arrowstreet Capital, Limited Partnership Mutual Fund 2026/Q3 +597,162 1.0%
D. E. Shaw & Co., L.P. Hedge Fund 2026/Q3 +460,492 2.2%
Swedbank Robur Fonder AB Mutual Fund 2026/Q3 +439,410 0.7%
Dimensional Fund Advisors Mutual Fund 2026/Q3 +404,034 1.6%
Qube Research & Technologies Ltd Mutual Fund 2026/Q3 +399,024 2.1%
Invesco Capital Management LLC Mutual Fund 2026/Q3 +230,137 0.4%
Allspring Global Investments, LLC Mutual Fund 2026/Q3 +216,866 0.4%
Hennion & Walsh Asset Management, Inc. Mutual Fund 2026/Q3 +206,543 0.6%
GlobeFlex Capital LP Mutual Fund 2026/Q3 +191,904 0.3%
Vanguard Capital Management, LLC Mutual Fund 2026/Q3 +173,911 5.1%

Institutional buy/sell activity by reporting period, largest moves first.

Insider transactions

DateInsiderTitleTransactionSharesPriceHeld after
13 Aug 2026 Rahsaan Thompson Chief Legal Officer, Secretary & Compliance Officer Automatic Disposition -42,666 $11.13 37,569
9 Aug 2026 Corey Watton Independent Director Derivative Exercise and Sale -12,300 $11.25 1,800
21 Jun 2026 Rahsaan Thompson Chief Legal Officer, Secretary & Compliance Officer Derivative Exercise and Sale -34,557 $12.68 80,235
20 Jun 2026 Rahsaan Thompson Chief Legal Officer, Secretary & Compliance Officer Derivative Exercise and Retained +32,110 – 80,235
3 Jun 2026 Douglas Calder Independent Director Other Derivative Acquisition +30,000 $11.17 30,000
3 Jun 2026 Tamara Favorito Independent Chairperson Other Derivative Acquisition +30,000 $11.17 30,000
3 Jun 2026 Corey Watton Independent Director Other Derivative Acquisition +30,000 $11.17 30,000
3 Jun 2026 Alicia Secor Director Other Derivative Acquisition +30,000 $11.17 30,000
3 Jun 2026 Thomas Anderson Director Other Derivative Acquisition +30,000 $11.17 30,000
3 Jun 2026 Alvin Shih Director Other Derivative Acquisition +30,000 $11.17 30,000
27 May 2026 Timothy Sangiovanni Officer Other Derivative Acquisition +20,000 – 20,000
27 May 2026 Timothy Sangiovanni Officer Other Derivative Acquisition +40,000 $11.40 40,000
10 May 2026 Rahsaan Thompson Chief Legal Officer, Secretary & Compliance Officer Automatic Disposition -1,794 $11.30 48,125
23 Mar 2026 John Bode Independent Director Derivative Exercise and Retained +78,400 $4.97 123,400
17 Mar 2026 Justin Renz Chief Financial Officer Other Derivative Acquisition +300,000 $9.55 300,000
8 Feb 2026 Neil McFarlane Chief Executive Officer Derivative Exercise and Sale -14,625 $8.56 387,225
6 Feb 2026 Neil McFarlane Chief Executive Officer Derivative Exercise and Retained +22,875 – 387,225
2 Feb 2026 Timothy Sangiovanni Officer Automatic Disposition -3,000 $9.18 29,590
2 Feb 2026 Joshua Schafer Chief Commercial Officer & Executive VP of Business Development Automatic Disposition -10,500 $9.19 62,278
1 Feb 2026 Neil McFarlane Chief Executive Officer Intent to Sell (Form 144) -105,625 $9.00 –

From Form 4/Form 144 filings. Negative share counts are disposals (sales, gifts, or shares withheld for taxes); positive are acquisitions.

Short interest, by report

Report dateShares short% of floatDays to cover
15 Sep 2026 5,738,663 9.7% 6.3
31 Aug 2026 5,771,206 9.7% 7.5
14 Aug 2026 6,470,662 10.9% 5.8
31 Jul 2026 7,131,888 12.1% 4.4
15 Jul 2026 7,795,667 13.2% 5.4
30 Jun 2026 6,490,132 11.0% 4.3

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