Quoin Pharmaceuticals (QNRX)
Quoin Pharmaceuticals on one page: short interest, daily short volume, fails to deliver, large holders, 13F holders, earnings dates and insider trades. Listed on Nasdaq.
20K
Short interest
settlement 2026-10-15
1.0
Days to cover
-0.4 days vs prior
34.0%
Short share of volume
2026-11-02
12,812
Fails to deliver
settlement 2026-10-14
Thu 5 Nov
Next earnings
estimated date
$280K
Insider flow, 90 days
4 buys, 0 sells
As of 2026-11-02.
Short interest
FINRA, twice a month. The newest 48 settlements in the table, 48 in the chart. JSONAs of 15 October 2026, short interest in QNRX is 20,231 shares, down 106,061 shares over the last month. Over the last 48 readings it ranged from 4,008 shares (29 August 2025) to 2,678,655 shares (28 February 2025). The latest reading sits at the bottom of that range. At the reported average volume of 48K shares a day that is 1.0 days to cover.
Embed this chart.The embed keeps its attribution line.
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| Settlement | Shares short | Change | Avg daily volume | Days to cover |
|---|---|---|---|---|
| 2026-10-15 | 20,231 | -69.1% | 47,994 | 1.00 |
| 2026-09-30 | 65,473 | -48.2% | 47,416 | 1.38 |
| 2026-09-15 | 126,292 | -76.0% | 152,599 | 1.00 |
| 2026-08-31 | 526,654 | +373.2% | 2,777,345 | 1.00 |
| 2026-08-14 | 111,299 | -3.9% | 25,136 | 4.43 |
| 2026-07-31 | 115,830 | -25.9% | 10,821 | 10.70 |
| 2026-07-15 | 156,280 | -40.3% | 39,970 | 3.91 |
| 2026-06-30 | 261,876 | +555.7% | 1,319,031 | 1.00 |
| 2026-06-15 | 39,939 | -18.4% | 33,565 | 1.19 |
| 2026-05-29 | 48,916 | -38.8% | 37,619 | 1.30 |
| 2026-05-15 | 79,876 | -6.6% | 14,226 | 5.61 |
| 2026-04-30 | 85,556 | +6.3% | 29,649 | 2.89 |
| 2026-04-15 | 80,474 | -14.8% | 35,533 | 2.26 |
| 2026-03-31 | 94,409 | +1136.7% | 351,130 | 1.00 |
| 2026-03-13 | 7,634 | -48.0% | 17,261 | 1.00 |
| 2026-02-27 | 14,672 | -43.3% | 33,563 | 1.00 |
| 2026-02-13 | 25,875 | -7.0% | 21,076 | 1.23 |
| 2026-01-30 | 27,827 | +260.2% | 38,962 | 1.00 |
| 2026-01-15 | 7,726 | -74.1% | 32,128 | 1.00 |
| 2025-12-31 | 29,780 | -26.5% | 45,777 | 1.00 |
| 2025-12-15 | 40,499 | -42.7% | 130,184 | 1.00 |
| 2025-11-28 | 70,734 | -45.7% | 96,918 | 1.00 |
| 2025-11-14 | 130,349 | +475.3% | 1,831,568 | 1.00 |
| 2025-10-31 | 22,657 | -71.7% | 106,511 | 1.00 |
| 2025-10-15 | 80,105 | +1423.5% | 1,437,193 | 1.00 |
| 2025-09-30 | 5,258 | +22.2% | 227,705 | 1.00 |
| 2025-09-15 | 4,304 | +7.4% | 1,722 | 2.50 |
| 2025-08-29 | 4,008 | -35.1% | 2,958 | 1.35 |
| 2025-08-15 | 6,175 | -31.4% | 3,336 | 1.85 |
| 2025-07-31 | 9,000 | -1.7% | 4,840 | 1.86 |
| 2025-07-15 | 9,152 | -8.9% | 3,549 | 2.58 |
| 2025-06-30 | 10,043 | -71.0% | 10,622 | 1.00 |
| 2025-06-13 | 34,696 | -33.5% | 13,124 | 2.64 |
| 2025-05-30 | 52,182 | -76.8% | 42,286 | 1.23 |
| 2025-05-15 | 225,364 | +1075.0% | 918,066 | 1.00 |
| 2025-04-30 | 19,180 | +53.4% | 49,927 | 1.00 |
| 2025-04-15 | 12,505 | -92.8% | 611,413 | 1.00 |
| 2025-03-31 | 174,011 | -80.0% | 401,213 | 1.00 |
| 2025-03-14 | 868,761 | -67.6% | 720,579 | 1.21 |
| 2025-02-28 | 2,678,655 | +5934.2% | 19,077,110 | 1.00 |
| 2025-02-14 | 44,391 | -16.0% | 6,137,178 | 1.00 |
| 2025-01-31 | 52,821 | -87.1% | 7,104,813 | 1.00 |
| 2025-01-15 | 410,402 | -40.8% | 479,055 | 1.00 |
| 2024-12-31 | 692,967 | +310.2% | 2,077,470 | 1.00 |
| 2024-12-13 | 168,930 | +77.5% | 4,706,297 | 1.00 |
| 2024-11-29 | 95,148 | -65.3% | 82,002 | 1.16 |
| 2024-11-15 | 274,488 | -42.6% | 167,937 | 1.63 |
| 2024-10-31 | 478,429 | +2395.5% | 11,244,220 | 1.00 |
Daily short volume
FINRA Reg SHO, the last 30 sessions. JSONAs of 2 November 2026, the short share of QNRX volume is 34.0%, down 29.9 points over the last five sessions. Over the last 30 readings it ranged from 15.4% (30 September 2026) to 91.0% (28 October 2026). The latest reading is 15.7 points below the 30-session average of 49.6%, on 6K shares reported.
| Date | Short volume | Total volume | Short share | Exempt |
|---|---|---|---|---|
| 2026-11-02 | 2K | 6K | 34.0% | 462 |
| 2026-10-30 | 5K | 9K | 53.2% | 721 |
| 2026-10-29 | 676 | 1K | 47.2% | 0 |
| 2026-10-28 | 2K | 2K | 91.0% | 0 |
| 2026-10-27 | 399 | 530 | 75.3% | 0 |
| 2026-10-26 | 5K | 8K | 63.9% | 200 |
| 2026-10-23 | 294 | 902 | 32.6% | 0 |
| 2026-10-22 | 3K | 8K | 31.5% | 0 |
| 2026-10-21 | 4K | 5K | 86.8% | 0 |
| 2026-10-20 | 2K | 4K | 42.4% | 0 |
| 2026-10-19 | 5K | 7K | 68.7% | 0 |
| 2026-10-16 | 22K | 25K | 89.0% | 0 |
| 2026-10-15 | 3K | 10K | 29.0% | 0 |
| 2026-10-14 | 6K | 15K | 36.8% | 0 |
| 2026-10-13 | 1K | 5K | 26.1% | 0 |
| 2026-10-12 | 11K | 18K | 64.2% | 200 |
| 2026-10-09 | 6K | 13K | 47.7% | 0 |
| 2026-10-08 | 3K | 7K | 36.9% | 0 |
| 2026-10-07 | 5K | 10K | 45.4% | 0 |
| 2026-10-06 | 19K | 23K | 82.0% | 2,675 |
| 2026-10-05 | 3K | 7K | 39.0% | 0 |
| 2026-10-02 | 3K | 6K | 57.7% | 0 |
| 2026-10-01 | 3K | 6K | 60.0% | 0 |
| 2026-09-30 | 6K | 38K | 15.4% | 741 |
| 2026-09-29 | 14K | 36K | 39.7% | 505 |
| 2026-09-28 | 17K | 23K | 72.8% | 5,073 |
| 2026-09-25 | 867 | 3K | 26.1% | 33 |
| 2026-09-24 | 2K | 8K | 21.0% | 0 |
| 2026-09-23 | 2K | 6K | 44.6% | 0 |
| 2026-09-22 | 1K | 5K | 29.5% | 0 |
Fails to deliver
SEC, the last 30 settlement dates with a fail. JSONAs of 14 October 2026, the fails-to-deliver balance in QNRX is 12,812 shares, up 1,099 shares over the last settlement date. Over the last 30 readings it ranged from 41 shares (21 September 2026) to 182,046 shares (31 August 2026). The latest reading sits at the bottom of that range.
| Settlement | Shares failed | Price | Value |
|---|---|---|---|
| 2026-10-14 | 12,812 | $4.15 | $53K |
| 2026-10-13 | 11,713 | $4.36 | $51K |
| 2026-10-09 | 8,101 | $4.55 | $37K |
| 2026-10-08 | 12,984 | $4.51 | $59K |
| 2026-10-07 | 11,884 | $4.72 | $56K |
| 2026-10-06 | 12,857 | $4.56 | $59K |
| 2026-10-05 | 5,894 | $4.47 | $26K |
| 2026-10-02 | 7,350 | $4.72 | $35K |
| 2026-10-01 | 7,634 | $4.56 | $35K |
| 2026-09-30 | 4,453 | $4.88 | $22K |
| 2026-09-29 | 18,687 | $5.37 | $100K |
| 2026-09-28 | 278 | $6.43 | $2K |
| 2026-09-25 | 773 | $6.38 | $5K |
| 2026-09-24 | 1,013 | $6.75 | $7K |
| 2026-09-23 | 163 | $7.01 | $1K |
| 2026-09-21 | 41 | $7.06 | $289 |
| 2026-09-18 | 106 | $7.01 | $743 |
| 2026-09-15 | 14,546 | $6.88 | $100K |
| 2026-09-14 | 11,726 | $6.79 | $80K |
| 2026-09-11 | 60 | $6.90 | $414 |
| 2026-09-10 | 549 | $6.97 | $4K |
| 2026-09-08 | 7,708 | $7.26 | $56K |
| 2026-09-04 | 6,599 | $7.87 | $52K |
| 2026-09-02 | 27,588 | $6.51 | $180K |
| 2026-09-01 | 70,683 | $6.22 | $440K |
| 2026-08-31 | 182,046 | $6.12 | $1.1M |
| 2026-08-27 | 100 | $5.15 | $515 |
| 2026-08-24 | 5,006 | $5.57 | $28K |
| 2026-08-21 | 880 | $4.99 | $4K |
| 2026-08-19 | 81 | $4.97 | $403 |
Insider trades
SEC Form 4, newest first. JSONInsiders at QNRX reported 4 open-market buys worth $280K in the last 90 days and no open-market sells. Latest filing: Myers Michael (Chief Executive Officer) on 2026-08-31.
| Date | Insider | Title | Type | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|---|
| 2026-08-31 | Myers Michael | Chief Executive Officer | Buy | 20K | $4.88 | $100K | 38K |
| 2026-08-31 | Lawlor Sally Bridget | Chief Financial Officer | Buy | 10K | $4.88 | $50K | 11K |
| 2026-08-31 | Culverwell Anthony James | Director | Buy | 6K | $4.88 | $30K | 40K |
| 2026-08-31 | Carter Denise P. | Chief Operating Officer | Buy | 20K | $4.88 | $100K | 38K |
| 2026-08-27 | LANGER DENNIS | Director | Grant | 35K | $5.15 | $178K | 56K |
| 2026-08-27 | Culverwell Anthony James | Director | Grant | 31K | $5.15 | $161K | 34K |
| 2025-10-14 | LANGER DENNIS | Director | Buy | 15K | $8.49 | $129K | 15K |
| 2024-12-23 | Culverwell Anthony James | Director | Buy | 100K | $0.45 | $45K | 100K |
| 2024-12-23 | Dunn Gordon | Chief Financial Officer | Buy | 122K | $0.45 | $55K | 151K |
| 2024-12-23 | Myers Michael | Chief Executive Officer | Buy | 556K | $0.45 | $250K | 603K |
| 2024-12-23 | Carter Denise P. | Chief Operating Officer | Buy | 556K | $0.45 | $250K | 603K |
| 2024-09-10 | Dunn Gordon | Chief Financial Officer | Buy | 10K | $0.71 | $7K | 29K |
| 2024-09-10 | Dunn Gordon | Chief Financial Officer | Buy | 10K | $0.91 | $9K | 19K |
| 2024-09-09 | Dunn Gordon | Chief Financial Officer | Buy | 4K | $0.78 | $3K | 5K |
| 2024-09-09 | Dunn Gordon | Chief Financial Officer | Buy | 856 | $0.80 | $685 | 856 |
| 2024-09-09 | Dunn Gordon | Chief Financial Officer | Buy | 4K | $0.80 | $3K | 9K |
| 2024-09-04 | Myers Michael | Chief Executive Officer | Buy | 8K | $0.75 | $6K | 24K |
| 2024-09-04 | Myers Michael | Chief Executive Officer | Buy | 24K | $0.80 | $19K | 47K |
| 2024-09-04 | Myers Michael | Chief Executive Officer | Buy | 5K | $0.66 | $4K | 15K |
| 2024-09-04 | Carter Denise P. | Chief Operating Officer | Buy | 23K | $0.80 | $18K | 47K |
| 2024-09-04 | Carter Denise P. | Chief Operating Officer | Buy | 9K | $0.75 | $7K | 24K |
| 2024-09-03 | Myers Michael | Chief Executive Officer | Buy | 800 | $0.62 | $496 | 10K |
| 2024-09-03 | Carter Denise P. | Chief Operating Officer | Buy | 2K | $0.63 | $1K | 11K |
| 2024-09-03 | Carter Denise P. | Chief Operating Officer | Buy | 4K | $0.66 | $3K | 15K |
| 2024-06-07 | LANGER DENNIS | Director | Sell | 297 | $0.73 | $217 | 53 |
Form 4 filings are due within two business days of the trade. Insiders sell for many reasons that say nothing about the company; open-market buys are rarer.
Large holders (13D and 13G)
One row per reporting person with its latest filing, newest first. JSON10 holders report 5% or more of QNRX in their latest filing, all on Schedule 13G (passive). The largest reported stake is Stonepine Capital, L.P. at 10.0% of the class (7,594,166 shares), filed 2026-05-15 for an event on 2026-03-31.
| Filed | Form | Holder | Shares | Of class | Event |
|---|---|---|---|---|---|
| 2026-10-07 | 13G/Ano. 2 | Ikarian Capital, LLCinvestment adviser | 212K | 4.4% | 2026-09-30 |
| 2026-10-07 | 13G/Ano. 2 | Neil Shahrestaniparent holding company, individual | 212K | 4.4% | 2026-09-30 |
| 2026-06-02 | 13G | Israel A. Englanderindividual | 3.9M | 5.5% | 2026-05-26 |
| 2026-06-02 | 13G | Millennium Group Management LLCother entity | 3.9M | 5.5% | 2026-05-26 |
| 2026-06-02 | 13G | Millennium Management LLCother entity | 3.9M | 5.5% | 2026-05-26 |
| 2026-06-02 | 13G | Integrated Core Strategies (US) LLCother entity | 3.9M | 5.5% | 2026-05-26 |
| 2026-05-15 | 13G/Ano. 1 | Daniel Schneebergerparent holding company, individual | 103K | 4.9% | 2026-03-31 |
| 2026-05-15 | 13G/Ano. 1 | ADAR1 Capital Management, LLCinvestment adviser, other entity | 103K | 4.9% | 2026-03-31 |
| 2026-05-15 | 13G/Ano. 1 | ADAR1 Capital Management GP, LLCother entity | 103K | 4.9% | 2026-03-31 |
| 2026-05-15 | 13G/Ano. 2 | Stonepine Capital, L.P.partnership | 7.6M | 10.0% | 2026-03-31 |
| 2026-05-15 | 13G/Ano. 2 | Jon M. Plexicoparent holding company, individual | 7.6M | 10.0% | 2026-03-31 |
| 2026-05-15 | 13G/Ano. 2 | Stonepine GP, LLCother entity | 7.6M | 10.0% | 2026-03-31 |
| 2026-05-15 | 13G/Ano. 2 | Stonepine Capital Management, LLCinvestment adviser, other entity | 7.6M | 10.0% | 2026-03-31 |
| 2026-05-15 | 13G/Ano. 1 | Woodline Partners LPinvestment adviser, partnership | 2.8M | 4.4% | 2026-03-31 |
| 2026-04-29 | 13G/Ano. 1 | Aberdeen Group plcparent holding company | 75K | 4.2% | 2026-04-01 |
| 2026-04-29 | 13G/Ano. 1 | abrdn Inc.corporation, investment adviser | 75K | 4.2% | 2026-04-01 |
| 2025-12-11 | 13G | Resolute Capital Asset Partners LLCinvestment adviser | 50K | 8.5% | 2025-10-10 |
| 2025-12-11 | 13G | Resolute Capital Asset Partners Fund I LPother entity, partnership | 50K | 8.5% | 2025-10-10 |
13F holders
Tracked managers holding QNRX at their latest 13F. JSON1 of the 30 tracked managers held QNRX at their latest 13F, $544K in total at quarter-end prices. Millennium Management is the largest at $544K (0.0% of its portfolio) as of 2026-06-30. Over the prior quarter 1 added shares and 0 cut.
| Fund | Quarter | Shares | Value | Of portfolio | Change in shares |
|---|---|---|---|---|---|
| Millennium Management | 2026-06-30 | 112K | $544K | 0.00% | +36K |
Only the 30 tracked managers on the funds hub; a 13F reports long positions in US listed stock at quarter end, 45 days late, and says nothing about shorts or positions sold since.
What this page is
Quoin Pharmaceuticals in the regulatory record
Regulators publish company data in separate files that never sit next to each other: FINRA's twice-monthly short interest, its daily short sale volume, the SEC's fails-to-deliver counts, and each insider's Form 4. A company page puts those series for one ticker on one URL, with planned sales, large holders, 13F holders and financials beside them, so the short position, the daily flow, the settlement fails and what insiders are doing can be read together.
Each section has its own history table, a one-line summary of the latest figures and its own JSON and CSV links, and says when its source last updated.
This page follows Quoin Pharmaceuticals (QNRX), SEC CIK 1671502, listed on Nasdaq. The cross-market tables live on the short interest and insider transactions hubs.
Source and updates
- Short interest
- FINRA consolidated short interestSource: FINRA.Twice a month, about eight business days after settlement. Latest 2026-10-15.JSON and CSV
- Daily short volume
- FINRA Reg SHO daily filesSource: FINRA.Every trading day, the morning after FINRA posts it. Latest 2026-11-02.JSON and CSV
- Fails to deliver
- SEC fails-to-deliver dataSource: SEC.Twice a month, a few weeks after the half month ends. Latest 2026-10-14.JSON and CSV
- Large holders
- SEC EDGAR Schedule 13D and 13GSource: SEC.New filings appear shortly after the SEC posts them. A 13D is due within five business days of crossing 5%; a 13G follows the passive schedule. Latest 2026-10-07.JSON and CSV
- 13F holders
- SEC EDGAR Form 13F-HRSource: SEC.Quarterly, filed within 45 days of quarter end; 30 tracked managers. Latest 2026-06-30.JSON and CSV
- Earnings dates
- SEC EDGAR 8-K filings (Item 2.02)Source: SEC.Twice a day. Reported dates come from the company's 8-K filings; the next date is marked as an estimate until the 8-K arrives. Latest 2026-08-14.JSON and CSV
- Insider trades
- SEC EDGAR Form 4Source: SEC.New filings appear shortly after the SEC posts them; they're due two business days after the trade. Latest 2026-08-31.JSON and CSV
- Company record
- EDGAR filing index for CIK 1671502Ticker, name and exchange from the SEC's company list, refreshed weekly.
- Rate limits
- 10 requests a minute without a key, 30 with a free key from a free account.
How to read it
- Read the position against the flow: rising short interest with a high daily short share is new shorting; rising short interest with a normal short share is old shorts holding on.
- Insider buys next to a large short position are rare and stand out; insider sells next to one are common and mean little.
- Fails to deliver matter relative to the float, not in absolute shares; a million failed shares in a mega cap is noise.
Analysis of what the data shows, not advice. XOOMAR does not recommend buying, selling or holding anything.
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Datasets
Frequently Asked Questions
How much of QNRX is sold short?
What is QNRX's daily short volume?
Does QNRX have fails to deliver?
Are QNRX insiders buying or selling?
Who owns 5% or more of QNRX?
Which tracked 13F managers own QNRX?
Data on this page is provided for informational purposes only and is not financial advice. See our editorial policy.