Enviri Corp (NVRI)
Every FINRA and SEC series the site collects for Enviri Corp: short interest with days to cover, daily short sale volume, fails to deliver and Form 4 insider trades. Listed on NYSE, classified by the SEC as refuse systems.
3.0M
Short interest
settlement 2026-08-31
8.4
Days to cover
+3.4% vs prior
76.5%
Short share of volume
2026-09-17
62,424
Fails to deliver
settlement 2026-08-28
Mon 9 Nov
Next earnings
estimated; last year 2025-11-10
$159K
Insider flow, 90 days
3 buys, 0 sells
As of 2026-09-17.
Short interest
FINRA, twice a month; the last 12 months shown, all 48 settlements in the JSONAs of 31 August 2026, short interest in NVRI is 2,972,489 shares, up 550,932 shares over the last month. Over the last 48 readings it ranged from 1,530,237 shares (31 October 2024) to 10,991,850 shares (15 April 2026). At the reported average volume of 354K shares a day that is 8.4 days to cover, elevated.
Embed this chartkeeps the attribution line it carries
<iframe src="https://xoomar.com/embed/stocks/nvri" width="100%" height="440" style="border:0;max-width:100%" loading="lazy" title="XOOMAR chart"></iframe>
| Settlement | Shares short | Change | Avg daily volume | Days to cover |
|---|---|---|---|---|
| 2026-08-31 | 2,972,489 | +3.4% | 353,684 | 8.40 |
| 2026-08-14 | 2,874,796 | +18.7% | 423,399 | 6.79 |
| 2026-07-31 | 2,421,557 | -11.0% | 421,682 | 5.74 |
| 2026-07-15 | 2,721,320 | -0.7% | 453,277 | 6.00 |
| 2026-06-30 | 2,739,647 | +5.4% | 427,918 | 6.40 |
| 2026-06-15 | 2,598,476 | +259847500.0% | 696,578 | 3.73 |
| 2026-05-29 | 7,479,719 | -27.5% | 5,137,049 | 1.46 |
| 2026-05-15 | 10,320,948 | -2.1% | 1,071,334 | 9.63 |
| 2026-04-30 | 10,545,788 | -4.1% | 760,999 | 13.86 |
| 2026-04-15 | 10,991,850 | +2.3% | 1,160,108 | 9.47 |
| 2026-03-31 | 10,743,815 | +15.9% | 1,657,978 | 6.48 |
| 2026-03-13 | 9,266,434 | +3.7% | 1,330,140 | 6.97 |
| 2026-02-27 | 8,933,608 | -4.5% | 1,401,064 | 6.38 |
| 2026-02-13 | 9,349,828 | +1.0% | 1,411,073 | 6.63 |
| 2026-01-30 | 9,260,184 | +1.2% | 1,493,612 | 6.20 |
| 2026-01-15 | 9,149,228 | +3.5% | 1,095,946 | 8.35 |
| 2025-12-31 | 8,839,555 | -5.6% | 1,650,355 | 5.36 |
| 2025-12-15 | 9,362,907 | -3.7% | 1,495,420 | 6.26 |
| 2025-11-28 | 9,720,365 | -7.9% | 3,469,119 | 2.80 |
| 2025-11-14 | 10,556,643 | +8.4% | 1,963,742 | 5.38 |
| 2025-10-31 | 9,737,913 | +7.1% | 701,077 | 13.89 |
| 2025-10-15 | 9,096,014 | +4.0% | 986,270 | 9.22 |
| 2025-09-30 | 8,746,012 | +5.1% | 1,135,736 | 7.70 |
| 2025-09-15 | 8,320,978 | +9.3% | 1,247,438 | 6.67 |
Daily short volume
FINRA Reg SHO, last 60 sessions. JSONAs of 17 September 2026, the short share of NVRI volume is 76.5%, up 6.1 points over the last five sessions. Over the last 52 readings it ranged from 10.3% (22 July 2026) to 77.8% (25 August 2026). The latest reading sits at the top of that range. The latest reading is 18.8 points above the 30-session average of 57.7%, on 83K shares reported.
| Date | Short volume | Total volume | Short share | Exempt |
|---|---|---|---|---|
| 2026-09-17 | 63K | 83K | 76.5% | 0 |
| 2026-09-16 | 102K | 226K | 45.3% | 0 |
| 2026-09-15 | 29K | 71K | 41.1% | 0 |
| 2026-09-14 | 58K | 120K | 48.5% | 0 |
| 2026-09-11 | 30K | 60K | 49.8% | 0 |
| 2026-09-10 | 50K | 71K | 70.3% | 0 |
| 2026-09-09 | 40K | 65K | 60.7% | 0 |
| 2026-09-08 | 113K | 183K | 61.7% | 8 |
| 2026-09-04 | 58K | 77K | 75.3% | 0 |
| 2026-09-03 | 71K | 122K | 58.3% | 0 |
| 2026-09-02 | 55K | 118K | 46.3% | 0 |
| 2026-09-01 | 61K | 110K | 55.0% | 1,255 |
| 2026-08-31 | 62K | 105K | 59.2% | 0 |
| 2026-08-28 | 40K | 76K | 52.3% | 0 |
| 2026-08-27 | 122K | 265K | 46.2% | 0 |
| 2026-08-26 | 70K | 219K | 31.8% | 0 |
| 2026-08-25 | 55K | 70K | 77.8% | 0 |
| 2026-08-24 | 32K | 45K | 72.6% | 0 |
| 2026-08-21 | 36K | 54K | 66.0% | 0 |
| 2026-08-20 | 47K | 103K | 45.9% | 0 |
| 2026-08-19 | 70K | 126K | 55.9% | 18 |
| 2026-08-18 | 129K | 179K | 72.3% | 0 |
| 2026-08-17 | 63K | 104K | 60.3% | 0 |
| 2026-08-14 | 120K | 181K | 66.2% | 0 |
| 2026-08-13 | 84K | 116K | 72.1% | 0 |
| 2026-08-12 | 107K | 173K | 61.8% | 0 |
| 2026-08-11 | 229K | 384K | 59.5% | 0 |
| 2026-08-10 | 64K | 144K | 44.1% | 0 |
| 2026-08-07 | 40K | 82K | 48.9% | 0 |
| 2026-08-06 | 55K | 115K | 48.1% | 0 |
Fails to deliver
SEC, by settlement date. JSONAs of 28 August 2026, the fails-to-deliver balance in NVRI is 62,424 shares, up 62,420 shares over the last settlement date. Over the last 52 readings it ranged from 1 share (15 June 2026) to 166,059 shares (9 April 2026).
| Settlement | Shares failed | Price | Value |
|---|---|---|---|
| 2026-08-28 | 62,424 | $22.47 | $1.4M |
| 2026-08-17 | 4 | $20.59 | $82 |
| 2026-08-13 | 223 | $20.73 | $5K |
| 2026-08-12 | 913 | $20.14 | $18K |
| 2026-08-11 | 1,073 | $21.87 | $23K |
| 2026-08-03 | 679 | $22.18 | $15K |
| 2026-07-31 | 4,572 | $22.21 | $102K |
| 2026-07-30 | 4,572 | $22.19 | $101K |
| 2026-07-23 | 3 | $22.97 | $69 |
| 2026-07-20 | 14,334 | $22.91 | $328K |
| 2026-07-06 | 1 | $22.59 | $23 |
| 2026-07-02 | 3,774 | $23.22 | $88K |
| 2026-07-01 | 3,313 | $21.95 | $73K |
| 2026-06-30 | 6,610 | $21.88 | $145K |
| 2026-06-29 | 1 | $22.05 | $22 |
| 2026-06-26 | 1 | $20.58 | $21 |
| 2026-06-25 | 1 | $21.81 | $22 |
| 2026-06-24 | 1 | $21.96 | $22 |
| 2026-06-23 | 1 | $21.60 | $22 |
| 2026-06-22 | 1 | $22.01 | $22 |
| 2026-06-18 | 1 | $21.17 | $21 |
| 2026-06-17 | 1 | $20.82 | $21 |
| 2026-06-16 | 7,344 | $20.71 | $152K |
| 2026-06-15 | 1 | $21.35 | $21 |
| 2026-06-12 | 31,516 | $21.13 | $666K |
| 2026-06-11 | 224 | $20.49 | $5K |
| 2026-06-10 | 781 | $21.13 | $17K |
| 2026-06-09 | 6,284 | $19.88 | $125K |
| 2026-06-08 | 253 | $19.30 | $5K |
| 2026-06-05 | 2 | $19.70 | $39 |
Insider trades
SEC Form 4, newest first, 50 of 100 shown. JSONInsiders at NVRI reported 3 open-market buys worth $159K in the last 90 days and no open-market sells. Clustered voluntary buying is historically the stronger insider signal because insiders buy for one reason. Latest filing: Minan Peter Francis (Executive Vice President & CFO) on 2026-08-18.
| Date | Insider | Title | Type | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|---|
| 2026-08-18 | Minan Peter Francis | Executive Vice President & CFO | Buy | 507 | $19.50 | $10K | 98K |
| 2026-08-18 | Minan Peter Francis | Executive Vice President & CFO | Buy | 2K | $20.43 | $50K | 97K |
| 2026-08-17 | HAZNEDAR CAROLANN I | n/a | Buy | 5K | $20.46 | $100K | 43K |
| 2026-06-15 | O'Mara Rebecca Martinez | Director | Grant | 6K | $0.00 | $0 | 22K |
| 2026-06-15 | Purvis Edgar M Jr | Director | Grant | 6K | $0.00 | $0 | 54K |
| 2026-06-15 | LAURION TIMOTHY M | Director | Grant | 6K | $0.00 | $0 | 22K |
| 2026-06-15 | FANANDAKIS NICHOLAS C | Director | Grant | 6K | $0.00 | $0 | 12K |
| 2026-06-15 | HAZNEDAR CAROLANN I | Director | Grant | 6K | $0.00 | $0 | 38K |
| 2026-06-15 | Quinn John S | Director | Grant | 6K | $0.00 | $0 | 20K |
| 2026-06-15 | Earl James F | Director | Grant | 6K | $0.00 | $0 | 50K |
| 2026-06-15 | Minan Peter Francis | Executive Vice President & CFO | Grant | 78K | $0.00 | $0 | 95K |
| 2026-06-15 | Reitemeier Christophe | President-Harsco Environmental | Grant | 23K | $0.00 | $0 | 45K |
| 2026-06-15 | Romaninsky Samuel Darden | SVP and General Counsel | Grant | 22K | $0.00 | $0 | 41K |
| 2026-06-15 | Lada Gary Raymond | SVP and President-Harsco Rail | Grant | 18K | $0.00 | $0 | 22K |
| 2026-06-15 | Fenice Samuel C. | VP & Corporate Controller | Grant | 9K | $0.00 | $0 | 34K |
| 2026-06-15 | Hochman Russell C. | President and CEO | Grant | 144K | $0.00 | $0 | 289K |
| 2026-06-05 | Minan Peter Francis | Executive Vice President & CFO | Buy | 8K | $19.25 | $160K | 16K |
| 2026-06-03 | Purvis Edgar M Jr | n/a | Buy | 14K | $18.10 | $253K | 48K |
| 2026-06-03 | Hochman Russell C. | President and CEO | Buy | 52K | $19.43 | $1.0M | 145K |
| 2026-06-01 | Hochman Russell C. | President & COO | Disposition | 273K | $0.00 | $0 | 0 |
| 2026-06-01 | Fenice Samuel C. | VP & Corporate Controller | Disposition | 559 | $0.00 | $0 | 0 |
| 2026-06-01 | Fenice Samuel C. | VP & Corporate Controller | Disposition | 74K | $0.00 | $0 | 0 |
| 2026-06-01 | Romaninsky Samuel Darden | VP, General Counsel & CCO | Disposition | 55K | $0.00 | $0 | 0 |
| 2026-06-01 | Reitemeier Christophe | President-Harsco Environmental | Disposition | 66K | $0.00 | $0 | 0 |
| 2026-06-01 | Vadaketh Tom George | SVP and CFO | Disposition | 413K | $0.00 | $0 | 0 |
| 2026-06-01 | Quinn John S | n/a | Disposition | 40K | $0.00 | $0 | 0 |
| 2026-06-01 | Purvis Edgar M Jr | n/a | Disposition | 102K | $0.00 | $0 | 0 |
| 2026-06-01 | O'Mara Rebecca Martinez | n/a | Disposition | 48K | $0.00 | $0 | 0 |
| 2026-06-01 | LAURION TIMOTHY M | n/a | Disposition | 48K | $0.00 | $0 | 0 |
| 2026-06-01 | HAZNEDAR CAROLANN I | n/a | Disposition | 95K | $0.00 | $0 | 0 |
| 2026-06-01 | FANANDAKIS NICHOLAS C | n/a | Disposition | 18K | $0.00 | $0 | 0 |
| 2026-06-01 | Earl James F | n/a | Disposition | 131K | $0.00 | $0 | 0 |
| 2026-06-01 | GRASBERGER F NICHOLAS III | Chairman and CEO | Disposition | 1.7M | $0.00 | $0 | 0 |
| 2026-06-01 | Kozak Jennifer Ott | Senior Vice President & CHRO | Disposition | 101K | $0.00 | $0 | 0 |
| 2026-06-01 | Lada Gary Raymond | SVP and President-Harsco Rail | Disposition | 12K | $0.00 | $0 | 0 |
| 2026-05-28 | Hochman Russell C. | President & COO | Disposition | 50K | $21.22 | $1.1M | 273K |
| 2026-05-28 | Hochman Russell C. | President & COO | Option exercise | 50K | $0.00 | $0 | 322K |
| 2026-05-28 | Fenice Samuel C. | VP & Corporate Controller | Disposition | 12K | $21.22 | $254K | 74K |
| 2026-05-28 | Fenice Samuel C. | VP & Corporate Controller | Option exercise | 12K | $0.00 | $0 | 86K |
| 2026-05-28 | Romaninsky Samuel Darden | VP, General Counsel & CCO | Disposition | 11K | $21.22 | $240K | 55K |
| 2026-05-28 | Romaninsky Samuel Darden | VP, General Counsel & CCO | Option exercise | 11K | $0.00 | $0 | 67K |
| 2026-05-28 | Reitemeier Christophe | President-Harsco Environmental | Disposition | 24K | $21.22 | $503K | 66K |
| 2026-05-28 | Reitemeier Christophe | President-Harsco Environmental | Option exercise | 24K | $0.00 | $0 | 90K |
| 2026-05-28 | Vadaketh Tom George | SVP and CFO | Disposition | 90K | $21.22 | $1.9M | 413K |
| 2026-05-28 | Vadaketh Tom George | SVP and CFO | Option exercise | 90K | $0.00 | $0 | 503K |
| 2026-05-20 | Vadaketh Tom George | SVP and CFO | Tax withholding | 76K | $19.53 | $1.5M | 413K |
| 2026-05-20 | Vadaketh Tom George | SVP and CFO | Option exercise | 166K | $0.00 | $0 | 489K |
| 2026-05-20 | Romaninsky Samuel Darden | VP, General Counsel & CCO | Tax withholding | 7K | $19.53 | $145K | 55K |
| 2026-05-20 | Romaninsky Samuel Darden | VP, General Counsel & CCO | Option exercise | 16K | $0.00 | $0 | 63K |
| 2026-05-20 | Reitemeier Christophe | President-Harsco Environmental | Tax withholding | 9K | $19.53 | $184K | 66K |
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 the rarer, stronger signal.
Planned sales (Form 144)
Newest first. JSON3 Form 144 notices on file for NVRI worth $1.9M at the prices reported; 3 in the last 90 days worth $1.9M. Latest: Francis Nicholas Grasberger filed on 2026-08-04 to sell 127 shares ($3K) from 2026-08-04.
| Filed | Seller | Shares | Market value | Of outstanding | Sale from | Broker |
|---|---|---|---|---|---|---|
| 2026-08-04 | Francis Nicholas Grasbergerformer executive | 127 | $3K | 0.000% | 2026-08-04 | UBS Financial Services Inc |
| 2026-07-29 | Francis Nicholas Grasbergerformer executive | 52K | $1.2M | 0.186% | 2026-07-29 | UBS Financial Services Inc |
| 2026-07-21 | Tom Vadakethformer executive | 34K | $741K | 0.121% | 2026-07-21 | UBS Financial Services Inc |
Large holders (13D and 13G)
One row per reporting person, newest filing first. JSON8 holders above 5% have filed on NVRI, all on Schedule 13G (passive). The largest reported stake is BlackRock, Inc. at 7.3% of the class (2,038,510 shares), filed 2026-07-14 for an event on 2026-06-30.
| Filed | Form | Holder | Shares | Of class | Event |
|---|---|---|---|---|---|
| 2026-08-14 | 13G/Ano. 1 | Newtyn Management, LLCinvestment adviser | 374K | 1.3% | 2026-06-30 |
| 2026-07-14 | 13G | BlackRock, Inc.parent holding company | 2.0M | 7.3% | 2026-06-30 |
| 2026-07-14 | 13G | Mason Capital Management LLCinvestment adviser, other entity | 1.0M | 3.7% | 2026-06-01 |
| 2026-07-14 | 13G | Kenneth M. Garschinaindividual | 1.0M | 3.7% | 2026-06-01 |
| 2026-07-14 | 13G | Michael E. Martinoindividual | 1.0M | 3.7% | 2026-06-01 |
| 2026-06-03 | 13G | David E. Shawindividual | 1.7M | 6.0% | 2026-06-01 |
| 2026-06-03 | 13G | D. E. Shaw & Co., L.P.investment adviser, partnership | 1.7M | 6.0% | 2026-06-01 |
| 2026-06-03 | 13G | D. E. Shaw & Co., L.L.C.other entity | 1.6M | 5.8% | 2026-06-01 |
13F holders
Tracked managers holding NVRI at their latest 13F. JSON4 of the 30 tracked managers held NVRI at their latest 13F, $59.2M in total at quarter-end prices. D. E. Shaw & Co. is the largest at $36.5M (0.0% of its portfolio) as of 2026-06-30. Over the prior quarter 1 added shares and 3 cut.
| Fund | Quarter | Shares | Value | Of portfolio | Change in shares |
|---|---|---|---|---|---|
| D. E. Shaw & Co. | 2026-06-30 | 1.7M | $36.5M | 0.02% | -3.3M |
| Millennium Management | 2026-06-30 | 871K | $19.1M | 0.01% | +230K |
| Citadel Advisors | 2026-06-30 | 150K | $3.3M | 0.00% | -708K |
| AQR Capital Management | 2026-06-30 | 15K | $326K | 0.00% | -56K |
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
Enviri Corp 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 pulls every series the site collects for one ticker onto one URL, keyed by the SEC's own ticker list, 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 summary sentence built from the rows (last value, change, range with dates) and its own JSON and CSV links. Nothing on the page is written by a model; the sentences change only when the data does. A page exists only for companies with data in at least two series, and every section says when its source last updated.
This page follows Enviri Corp (NVRI), SEC CIK 2104052, listed on NYSE, classified by the SEC as refuse systems. The cross-market tables live on the short interest and insider transactions hubs.
Source and method
- Short interest
- FINRA consolidated short interestTwice a month, about eight business days after settlement. Latest 2026-08-31.JSON and CSV
- Daily short volume
- FINRA Reg SHO daily filesEvery trading day, loaded the following morning. Latest 2026-09-17.JSON and CSV
- Fails to deliver
- SEC fails-to-deliver dataTwice a month, a few weeks after the half month ends. Latest 2026-08-28.JSON and CSV
- Planned sales
- SEC EDGAR Form 144EDGAR read every 30 minutes; a notice is filed on or before the sell order. Latest 2026-08-04.JSON and CSV
- Large holders
- SEC EDGAR Schedule 13D and 13GEDGAR read every 30 minutes; 13D within five business days of crossing 5%, 13G on the passive schedule. Latest 2026-08-14.JSON and CSV
- 13F holders
- SEC EDGAR Form 13F-HRQuarterly, filed within 45 days of quarter end; 30 tracked managers. Latest 2026-06-30.JSON and CSV
- Earnings dates
- SEC EDGAR 8-K Item 2.02 (full-text search)EDGAR full-text search read twice a day; the estimate is last year's date plus 52 weeks. Latest 2026-08-11.JSON and CSV
- Insider trades
- SEC EDGAR Form 4EDGAR read every 30 minutes; filings are due two business days after the trade. Latest 2026-08-18.JSON and CSV
- Company record
- EDGAR filing index for CIK 2104052Ticker, name and exchange from the SEC's company list, refreshed weekly.
- Rate limits
- 30 requests a minute without a key, 120 a minute with a key from a free account.
Data checks. Every dataset is checked against its source once a day. This dataset passed the last run, 18 Sep 05:40 UTC.
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 crowded short are the combination that has historically preceded squeezes; insider sells next to a crowded short 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 NVRI is sold short?
What is NVRI's daily short volume?
Does NVRI have fails to deliver?
Are NVRI insiders buying or selling?
Have NVRI insiders filed to sell?
Who owns more than 5% of NVRI?
Which funds hold NVRI?
Data on this page is provided for informational purposes only and is not financial advice. See our editorial policy.