US short interest report: settlement 30 Apr 2018
FINRA's consolidated short interest for settlement date 30 Apr 2018 covers 2,856 US-listed stocks we can price against an SEC share count, 87 of them with 20% or more of shares outstanding sold short. Changes are percentage points (pp) of shares outstanding against the previous report (settlement 13 Apr 2018).
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Biggest rises
| Company | Previous | This report | Change (pp) |
|---|---|---|---|
| iRobot Corporation | 22.96% | 37.29% | +14.33 |
| Whiting Petroleum Corporation | 5.22% | 19.28% | +14.06 |
| South Jersey Industries, Inc. | 6.93% | 17.32% | +10.39 |
| WW International, Inc. | 0.01% | 8.73% | +8.72 |
| Sientra, Inc. | 10.01% | 16.30% | +6.29 |
| Applied Optoelectronics, Inc. | 74.88% | 80.86% | +5.98 |
| Helios and Matheson Analytics | 28.17% | 33.88% | +5.71 |
| SemiLEDs Corp | 4.32% | 8.94% | +4.62 |
| Greenhill & Co., Inc. | 19.94% | 24.12% | +4.18 |
| Gogo Inc. | 33.61% | 37.72% | +4.11 |
Biggest falls
| Company | Previous | This report | Change (pp) |
|---|---|---|---|
| Finish Line, Inc. (The) Class | 25.61% | 16.78% | −8.83 |
| GNC Holdings, Inc. | 41.53% | 34.10% | −7.43 |
| MANNKIND CORP | 29.85% | 23.23% | −6.62 |
| Atara Biotherapeutics, Inc. | 21.80% | 15.40% | −6.40 |
| Anthera Pharmaceuticals, Inc. | 13.90% | 8.17% | −5.73 |
| Avis Budget Group, Inc. | 24.31% | 18.66% | −5.65 |
| BELLICUM PHARMACEUTICALS, INC | 14.04% | 8.40% | −5.64 |
| Dauch Corporation | 13.44% | 8.54% | −4.90 |
| Chord Energy Corp | 16.78% | 11.92% | −4.86 |
| Teladoc Health, Inc. | 33.08% | 28.29% | −4.79 |
Entered the published set
Published this report but not the previous one: a new listing, or a stock that had been paused by one of our data checks. Not the same as a short position appearing from nothing.
- Zosano Pharma Corp, 46.84%
- Arlington Asset Investment Corp., 13.28%
- Agree Realty Corporation, 12.74%
- Arbor Realty Trust, Inc., 12.23%
- Southwestern Energy Company, 10.44%
- Light & Wonder, Inc., 8.29%
- Turtle Beach Corp, 5.86%
- NEW YORK REIT, INC., 5.39%
- Kemper Corporation, 5.04%
- Harte Hanks, Inc., 2.07%
Left the published set
Published the previous report but not this one: usually a delisting, a merger, or a pause by one of our data checks, not a position closing. Last figure shown.
- ATOSSA THERAPEUTICS, INC., 10.32%
- ARGOS THERAPEUTICS INC, 9.21%
- WESTMORELAND COAL Co, 6.69%
- Alphatec Holdings, Inc., 5.63%
- DST Systems, Inc., 2.90%
- Carisma Therapeutics Inc., 2.89%
- Braemar Hotels & Resorts Inc., 2.03%
- Blue Buffalo Pet Products, Inc., 1.58%
- Vyant Bio, Inc., 1.01%
- INVIVO THERAPEUTICS HOLDINGS CORP., 0.53%
Most shorted this report
- Applied Optoelectronics, Inc., 80.86%
- Upbound Group, Inc., 50.26%
- Zosano Pharma Corp, 46.84%
- BIG 5 SPORTING GOODS Corp, 44.71%
- MiMedx Group, Inc, 43.43%
- Lannett Company, Inc., 40.89%
- GameStop Corp. Class A, 40.49%
- Carbo Ceramics Inc., 39.82%
- Frontier Communications Parent, Inc., 39.24%
- J.C. Penney Company, Inc., 39.23%
Full table today: most shorted US stocks. US short interest data: FINRA. Not affiliated with FINRA; nothing here is investment advice.