Achieve Life Sciences (ACHV)
Achieve Life Sciences on one page: short interest, daily short volume, fails to deliver, planned sales, large holders, 13F holders, earnings dates and insider trades. Listed on Nasdaq, classified by the SEC as in vitro & in vivo diagnostic substances.
17.8M
Short interest
settlement 2026-10-15
13.8
Days to cover
+3.0 days vs prior
68.3%
Short share of volume
2026-11-03
60,286
Fails to deliver
settlement 2026-10-14
Thu 5 Nov
Next earnings
estimated date
-$175K
Insider flow, 90 days
0 buys, 1 sells
As of 2026-11-03.
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 ACHV is 17,805,384 shares, up 1,811,570 shares over the last month. Over the last 48 readings it ranged from 2,180,807 shares (30 June 2025) to 17,805,384 shares (15 October 2026). The latest reading sits at the top of that range. At the reported average volume of 1.3M shares a day that is 13.8 days to cover.
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| Settlement | Shares short | Change | Avg daily volume | Days to cover |
|---|---|---|---|---|
| 2026-10-15 | 17,805,384 | +1.9% | 1,285,886 | 13.85 |
| 2026-09-30 | 17,474,108 | +9.3% | 1,606,323 | 10.88 |
| 2026-09-15 | 15,993,814 | -2.8% | 1,757,924 | 9.10 |
| 2026-08-31 | 16,447,645 | +0.2% | 1,348,918 | 12.19 |
| 2026-08-14 | 16,415,450 | +0.9% | 1,286,170 | 12.76 |
| 2026-07-31 | 16,273,408 | +10.5% | 1,082,035 | 15.04 |
| 2026-07-15 | 14,730,069 | +17.1% | 1,895,801 | 7.77 |
| 2026-06-30 | 12,582,151 | +52.9% | 3,787,293 | 3.32 |
| 2026-06-15 | 8,230,908 | +7.2% | 1,359,436 | 6.05 |
| 2026-05-29 | 7,675,144 | +5.9% | 1,407,606 | 5.45 |
| 2026-05-15 | 7,244,501 | +5.1% | 1,285,742 | 5.63 |
| 2026-04-30 | 6,890,549 | +0.7% | 2,594,522 | 2.66 |
| 2026-04-15 | 6,845,606 | -3.8% | 662,044 | 10.34 |
| 2026-03-31 | 7,117,982 | +1.5% | 1,048,469 | 6.79 |
| 2026-03-13 | 7,012,431 | +4.3% | 380,287 | 18.44 |
| 2026-02-27 | 6,726,321 | -0.5% | 287,851 | 23.37 |
| 2026-02-13 | 6,762,071 | -0.8% | 495,592 | 13.64 |
| 2026-01-30 | 6,820,353 | -0.0% | 1,022,378 | 6.67 |
| 2026-01-15 | 6,821,824 | +4.0% | 637,844 | 10.70 |
| 2025-12-31 | 6,558,548 | +8.2% | 595,305 | 11.02 |
| 2025-12-15 | 6,062,041 | -5.0% | 580,661 | 10.44 |
| 2025-11-28 | 6,380,019 | +1.0% | 622,666 | 10.25 |
| 2025-11-14 | 6,315,019 | +3.6% | 710,253 | 8.89 |
| 2025-10-31 | 6,095,362 | +28.7% | 3,548,998 | 1.72 |
| 2025-10-15 | 4,735,602 | +7.8% | 643,071 | 7.36 |
| 2025-09-30 | 4,392,420 | +8.5% | 759,263 | 5.79 |
| 2025-09-15 | 4,048,565 | -21.9% | 1,384,383 | 2.92 |
| 2025-08-29 | 5,184,657 | +30.3% | 1,787,660 | 2.90 |
| 2025-08-15 | 3,980,627 | +42.6% | 625,820 | 6.36 |
| 2025-07-31 | 2,790,559 | +14.3% | 770,470 | 3.62 |
| 2025-07-15 | 2,442,498 | +12.0% | 1,753,788 | 1.39 |
| 2025-06-30 | 2,180,807 | -26.6% | 1,813,974 | 1.20 |
| 2025-06-13 | 2,971,805 | +13.4% | 379,725 | 7.83 |
| 2025-05-30 | 2,621,435 | -0.7% | 314,990 | 8.32 |
| 2025-05-15 | 2,638,482 | +4.4% | 143,599 | 18.37 |
| 2025-04-30 | 2,526,989 | +1.0% | 215,439 | 11.73 |
| 2025-04-15 | 2,501,784 | -12.8% | 223,229 | 11.21 |
| 2025-03-31 | 2,870,159 | -5.2% | 147,908 | 19.41 |
| 2025-03-14 | 3,026,315 | -3.9% | 171,667 | 17.63 |
| 2025-02-28 | 3,149,806 | -2.4% | 162,311 | 19.41 |
| 2025-02-14 | 3,227,194 | +11.3% | 255,205 | 12.65 |
| 2025-01-31 | 2,899,259 | -24.6% | 308,574 | 9.40 |
| 2025-01-15 | 3,845,655 | +0.9% | 361,809 | 10.63 |
| 2024-12-31 | 3,811,534 | +30.0% | 180,895 | 21.07 |
| 2024-12-13 | 2,931,427 | +2.5% | 120,037 | 24.42 |
| 2024-11-29 | 2,858,594 | -4.7% | 100,007 | 28.58 |
| 2024-11-15 | 2,999,434 | -9.6% | 145,072 | 20.68 |
| 2024-10-31 | 3,319,226 | +1.1% | 75,657 | 43.87 |
Daily short volume
FINRA Reg SHO, the last 30 sessions. JSONAs of 3 November 2026, the short share of ACHV volume is 68.3%, up 44.6 points over the last five sessions. Over the last 30 readings it ranged from 23.8% (27 October 2026) to 87.6% (20 October 2026). The latest reading is 11.2 points above the 30-session average of 57.1%, on 313K shares reported.
| Date | Short volume | Total volume | Short share | Exempt |
|---|---|---|---|---|
| 2026-11-03 | 214K | 313K | 68.3% | 0 |
| 2026-11-02 | 413K | 728K | 56.7% | 405 |
| 2026-10-30 | 339K | 495K | 68.4% | 415 |
| 2026-10-29 | 405K | 655K | 61.8% | 0 |
| 2026-10-28 | 258K | 404K | 63.9% | 0 |
| 2026-10-27 | 190K | 798K | 23.8% | 0 |
| 2026-10-26 | 166K | 283K | 58.7% | 622 |
| 2026-10-23 | 171K | 215K | 79.7% | 0 |
| 2026-10-22 | 249K | 347K | 71.7% | 0 |
| 2026-10-21 | 508K | 1.1M | 45.6% | 25,471 |
| 2026-10-20 | 646K | 737K | 87.6% | 6,271 |
| 2026-10-19 | 211K | 284K | 74.3% | 11,354 |
| 2026-10-16 | 617K | 811K | 76.0% | 49,613 |
| 2026-10-15 | 265K | 477K | 55.4% | 13,506 |
| 2026-10-14 | 340K | 911K | 37.3% | 43,510 |
| 2026-10-13 | 300K | 667K | 45.0% | 0 |
| 2026-10-12 | 137K | 301K | 45.5% | 0 |
| 2026-10-09 | 227K | 400K | 56.7% | 0 |
| 2026-10-08 | 250K | 363K | 68.7% | 0 |
| 2026-10-07 | 245K | 397K | 61.8% | 0 |
| 2026-10-06 | 186K | 560K | 33.3% | 0 |
| 2026-10-05 | 259K | 957K | 27.0% | 410 |
| 2026-10-02 | 412K | 877K | 47.0% | 5,201 |
| 2026-10-01 | 265K | 372K | 71.3% | 1,401 |
| 2026-09-30 | 467K | 985K | 47.4% | 0 |
| 2026-09-29 | 264K | 402K | 65.6% | 0 |
| 2026-09-28 | 266K | 684K | 38.9% | 0 |
| 2026-09-25 | 310K | 631K | 49.2% | 316 |
| 2026-09-24 | 318K | 535K | 59.5% | 0 |
| 2026-09-23 | 401K | 599K | 67.0% | 300 |
Fails to deliver
SEC, the last 30 settlement dates with a fail. JSONAs of 14 October 2026, the fails-to-deliver balance in ACHV is 60,286 shares, up 883 shares over the last settlement date. Over the last 30 readings it ranged from 29 shares (4 September 2026) to 271,345 shares (14 August 2026).
| Settlement | Shares failed | Price | Value |
|---|---|---|---|
| 2026-10-14 | 60,286 | $7.00 | $422K |
| 2026-10-13 | 59,403 | $7.06 | $419K |
| 2026-10-08 | 1,290 | $7.24 | $9K |
| 2026-10-05 | 16,340 | $7.24 | $118K |
| 2026-10-02 | 172,138 | $7.53 | $1.3M |
| 2026-10-01 | 206,700 | $8.09 | $1.7M |
| 2026-09-30 | 17,790 | $7.69 | $137K |
| 2026-09-28 | 7,050 | $7.54 | $53K |
| 2026-09-23 | 44,143 | $8.12 | $358K |
| 2026-09-22 | 19,985 | $8.05 | $161K |
| 2026-09-21 | 6,996 | $7.98 | $56K |
| 2026-09-18 | 3,074 | $7.91 | $24K |
| 2026-09-17 | 6,995 | $7.42 | $52K |
| 2026-09-16 | 4,373 | $7.32 | $32K |
| 2026-09-14 | 16,742 | $7.06 | $118K |
| 2026-09-08 | 1,612 | $8.49 | $14K |
| 2026-09-04 | 29 | $8.31 | $241 |
| 2026-09-03 | 16,560 | $8.48 | $140K |
| 2026-09-02 | 40,365 | $8.25 | $333K |
| 2026-08-31 | 7,182 | $8.10 | $58K |
| 2026-08-28 | 67 | $8.18 | $548 |
| 2026-08-27 | 44 | $8.27 | $364 |
| 2026-08-25 | 121 | $7.94 | $961 |
| 2026-08-24 | 22,455 | $7.99 | $179K |
| 2026-08-21 | 224,923 | $8.02 | $1.8M |
| 2026-08-20 | 287 | $8.53 | $2K |
| 2026-08-19 | 3,261 | $7.52 | $25K |
| 2026-08-18 | 24,439 | $7.50 | $183K |
| 2026-08-17 | 111,163 | $7.59 | $844K |
| 2026-08-14 | 271,345 | $7.25 | $2.0M |
Insider trades
SEC Form 4, newest first. JSONInsiders at ACHV reported 1 open-market sell worth $175K in the last 90 days and no open-market buys. Latest filing: Stewart Richard Alistair (Director) on 2026-08-19.
| Date | Insider | Title | Type | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|---|
| 2026-08-19 | Stewart Richard Alistair | Director | Sell | 21K | $8.49 | $175K | 208K |
| 2025-09-18 | Oki Mark K | Chief Financial Officer | Sell | 50K | $2.92 | $146K | 128K |
| 2025-09-18 | Oki Mark K | Chief Financial Officer | Exercise or conversion | 168K | $0.00 | $0 | 178K |
| 2025-09-18 | Stewart Richard Alistair | Chief Executive Officer | Sell | 130K | $2.92 | $378K | 229K |
| 2025-09-18 | Stewart Richard Alistair | Chief Executive Officer | Exercise or conversion | 298K | $0.00 | $0 | 358K |
| 2025-09-04 | Wan Jerry | Principal Accounting Officer | Sell | 14K | $2.77 | $39K | 33K |
| 2025-09-04 | Wan Jerry | Principal Accounting Officer | Exercise or conversion | 34K | $0.00 | $0 | 47K |
| 2025-09-04 | KING THOMAS BRAXTON | Director | Sell | 140K | $2.77 | $387K | 315K |
| 2025-09-04 | KING THOMAS BRAXTON | Director | Exercise or conversion | 455K | $0.00 | $0 | 455K |
| 2025-09-04 | JACOBS CINDY | President & CMO | Sell | 28K | $2.77 | $77K | 116K |
| 2025-09-04 | JACOBS CINDY | President & CMO | Exercise or conversion | 110K | $0.00 | $0 | 143K |
| 2025-09-04 | Xinos Jaime | Chief Commercial Officer | Sell | 21K | $2.77 | $58K | 74K |
| 2025-09-04 | Xinos Jaime | Chief Commercial Officer | Exercise or conversion | 69K | $0.00 | $0 | 95K |
| 2025-03-17 | Stewart Richard Alistair | Chieve Executive Officer | Buy | 10K | $2.86 | $29K | 61K |
| 2025-03-17 | Oki Mark K | Chief Financial Officer | Buy | 10K | $2.89 | $29K | 10K |
| 2024-08-16 | Bencich John | CEO | Grant | 5K | $3.67 | $18K | 101K |
| 2024-08-16 | JACOBS CINDY | President & CMO | Grant | 3K | $3.67 | $10K | 33K |
| 2024-08-16 | Wan Jerry | Principal Accounting Officer | Grant | 3K | $3.67 | $10K | 13K |
| 2024-04-19 | Bencich John | CEO | Exercise or conversion | 25K | $0.00 | $0 | 102K |
| 2024-04-19 | Bencich John | CEO | Tax withholding | 6K | $4.51 | $27K | 96K |
| 2024-04-19 | Stewart Richard Alistair | Executive Chairman | Tax withholding | 10K | $4.51 | $46K | 51K |
| 2024-04-19 | Stewart Richard Alistair | Executive Chairman | Exercise or conversion | 23K | $0.00 | $0 | 61K |
| 2024-04-19 | JACOBS CINDY | President & CMO | Tax withholding | 4K | $4.51 | $18K | 31K |
| 2024-04-19 | JACOBS CINDY | President & CMO | Exercise or conversion | 16K | $0.00 | $0 | 35K |
| 2024-04-19 | Wan Jerry | Principal Accounting Officer | Exercise or conversion | 6K | $0.00 | $0 | 12K |
| 2024-04-19 | Wan Jerry | Principal Accounting Officer | Tax withholding | 2K | $4.51 | $10K | 10K |
| 2024-03-04 | Bencich John | CEO | Buy | 10K | $4.59 | $46K | 77K |
| 2024-03-04 | Stewart Richard Alistair | Executive Chairman | Buy | 10K | $4.59 | $46K | 39K |
| 2023-05-30 | Bencich John | CEO | Buy | 5K | $5.50 | $28K | 67K |
| 2023-04-28 | Stewart Richard Alistair | Executive Chairman | Tax withholding | 2K | $8.29 | $19K | 29K |
| 2023-04-28 | Stewart Richard Alistair | Executive Chairman | Exercise or conversion | 5K | $0.00 | $0 | 31K |
| 2023-04-28 | Bencich John | CEO | Exercise or conversion | 8K | $0.00 | $0 | 64K |
| 2023-04-28 | Bencich John | CEO | Tax withholding | 2K | $8.29 | $15K | 62K |
| 2023-04-28 | JACOBS CINDY | President & CMO | Tax withholding | 609 | $8.29 | $5K | 18K |
| 2023-04-28 | JACOBS CINDY | President & CMO | Exercise or conversion | 3K | $0.00 | $0 | 19K |
| 2023-04-28 | Wan Jerry | Principal Accounting Officer | Exercise or conversion | 1K | $0.00 | $0 | 7K |
| 2023-04-28 | Wan Jerry | Principal Accounting Officer | Tax withholding | 669 | $8.29 | $6K | 6K |
| 2023-04-21 | Bencich John | CEO | Tax withholding | 7K | $6.80 | $50K | 55K |
| 2023-04-21 | Bencich John | CEO | Exercise or conversion | 25K | $0.00 | $0 | 62K |
| 2023-04-21 | JACOBS CINDY | President & CMO | Exercise or conversion | 16K | $0.00 | $0 | 20K |
| 2023-04-21 | JACOBS CINDY | President & CMO | Tax withholding | 5K | $6.80 | $33K | 15K |
| 2023-04-21 | Stewart Richard Alistair | Executive Chairman | Tax withholding | 10K | $6.80 | $69K | 26K |
| 2023-04-21 | Stewart Richard Alistair | Executive Chairman | Exercise or conversion | 23K | $0.00 | $0 | 36K |
| 2023-04-21 | Wan Jerry | Principal Accounting Officer | Exercise or conversion | 6K | $0.00 | $0 | 9K |
| 2023-04-21 | Wan Jerry | Principal Accounting Officer | Tax withholding | 3K | $6.80 | $20K | 6K |
| 2023-04-21 | JACOBS CINDY | President & CMO | Tax withholding | 4K | $6.80 | $26K | 16K |
| 2023-04-21 | Bencich John | CEO | Tax withholding | 6K | $6.80 | $40K | 56K |
| 2022-11-18 | Bencich John | CEO | Buy | 22K | $4.63 | $102K | 37K |
| 2022-08-16 | Wan Jerry | Principal Accounting Officer | Tax withholding | 266 | $4.37 | $1K | 3K |
| 2022-08-16 | Wan Jerry | Principal Accounting Officer | Grant | 3K | $4.37 | $12K | 4K |
| 2022-08-16 | JACOBS CINDY | President & CMO | Grant | 2K | $4.37 | $8K | 4K |
| 2022-08-16 | Bencich John | CEO | Grant | 3K | $4.37 | $13K | 15K |
| 2022-04-28 | Bencich John | CEO | Exercise or conversion | 8K | $0.00 | $0 | 14K |
| 2022-04-28 | Bencich John | CEO | Tax withholding | 2K | $7.43 | $14K | 12K |
| 2022-04-28 | JACOBS CINDY | President & CMO | Exercise or conversion | 3K | $0.00 | $0 | 3K |
| 2022-04-28 | JACOBS CINDY | President & CMO | Tax withholding | 609 | $7.43 | $5K | 2K |
| 2022-04-28 | Stewart Richard Alistair | Executive Chairman | Tax withholding | 2K | $7.43 | $17K | 13K |
| 2022-04-28 | Stewart Richard Alistair | Executive Chairman | Exercise or conversion | 5K | $0.00 | $0 | 16K |
| 2022-04-28 | Wan Jerry | Principal Accounting Officer | Tax withholding | 669 | $7.43 | $5K | 675 |
| 2022-04-28 | Wan Jerry | Principal Accounting Officer | Exercise or conversion | 1K | $0.00 | $0 | 1K |
| 2022-04-28 | Clarke Anthony | CSO | Tax withholding | 250 | $7.43 | $2K | 4K |
| 2022-04-28 | Clarke Anthony | CSO | Exercise or conversion | 1K | $0.00 | $0 | 4K |
| 2021-08-17 | Wan Jerry | Principal Accounting Officer | Exercise or conversion | 11 | $0.00 | $0 | 100 |
| 2021-08-17 | Wan Jerry | Principal Accounting Officer | Tax withholding | 6 | $6.81 | $41 | 94 |
| 2021-08-17 | JACOBS CINDY | President & CMO | Exercise or conversion | 68 | $0.00 | $0 | 244 |
| 2021-08-17 | JACOBS CINDY | President & CMO | Tax withholding | 21 | $6.81 | $143 | 223 |
| 2021-08-17 | Bencich John | CEO | Exercise or conversion | 68 | $0.00 | $0 | 6K |
| 2021-08-17 | Bencich John | CEO | Tax withholding | 21 | $6.81 | $143 | 6K |
| 2021-05-27 | Bencich John | CEO | Buy | 6K | $7.00 | $42K | 6K |
| 2020-08-18 | JACOBS CINDY | EVP, CMO | Exercise or conversion | 69 | $0.00 | $0 | 209 |
| 2020-08-18 | JACOBS CINDY | EVP, CMO | Tax withholding | 33 | $8.95 | $295 | 176 |
| 2020-08-18 | Bencich John | CFO & COO | Tax withholding | 33 | $8.95 | $295 | 141 |
| 2020-08-18 | Bencich John | CFO & COO | Exercise or conversion | 69 | $0.00 | $0 | 174 |
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.
Planned sales (Form 144)
Newest first. JSON1 Form 144 notice on file for ACHV worth $155K at the prices reported; 1 in the last 90 days worth $155K. Latest: Stewart Richard Alistair filed on 2026-08-19 to sell 20,626 shares ($155K) from 2026-08-19.
| Filed | Seller | Shares | Market value | Of outstanding | Sale from | Broker |
|---|---|---|---|---|---|---|
| 2026-08-19 | Stewart Richard AlistairDirector | 21K | $155K | 0.020% | 2026-08-19 | Charles Schwab Corp. |
Large holders (13D and 13G)
One row per reporting person with its latest filing, newest first, 50 of 54 shown. JSON35 holders report 5% or more of ACHV in their latest filing, 5 on Schedule 13D (active intent). The largest reported stake is James G. Coulter at 12.6% of the class (13,755,160 shares), filed 2026-04-24 for an event on 2025-04-17.
| Filed | Form | Holder | Shares | Of class | Event |
|---|---|---|---|---|---|
| 2026-08-17 | 13G | Logos Global Management LPinvestment adviser, partnership | 10.5M | 10.0% | 2026-05-11 |
| 2026-08-17 | 13G | Arsani Williamparent holding company, individual | 10.5M | 10.0% | 2026-05-11 |
| 2026-08-17 | 13G | Logos Global Management GP LLCparent holding company, other entity | 10.5M | 10.0% | 2026-05-11 |
| 2026-08-17 | 13G | Logos Global Master Fund LPpartnership | 5.2M | 5.1% | 2026-05-11 |
| 2026-08-17 | 13G | Logos GP LLCparent holding company, other entity | 5.2M | 5.1% | 2026-05-11 |
| 2026-08-17 | 13G | Logos Opportunities Fund V LPpartnership | 5.3M | 5.0% | 2026-05-11 |
| 2026-08-17 | 13G | Logos Opportunities V GP LLCparent holding company, other entity | 5.3M | 5.0% | 2026-05-11 |
| 2026-08-17 | 13G | Graham Walmsleyparent holding company, individual | 5.3M | 5.0% | 2026-05-11 |
| 2026-08-13 | 13G | JANUS HENDERSON GROUP Ltd.parent holding company | 5.5M | 5.4% | 2026-06-30 |
| 2026-07-28 | 13G/Ano. 6 | Franklin Advisers, Inc.investment adviser, corporation | 8.9M | 8.3% | 2026-06-30 |
| 2026-07-28 | 13G/Ano. 6 | Franklin Resources, Inc.parent holding company, corporation | 8.9M | 8.3% | 2026-06-30 |
| 2026-07-28 | 13G/Ano. 6 | Charles B. Johnsonparent holding company, individual | 0 | 0.0% | 2026-06-30 |
| 2026-07-28 | 13G/Ano. 6 | Rupert H. Johnson, Jr.parent holding company, individual | 0 | 0.0% | 2026-06-30 |
| 2026-07-27 | 13G | BlackRock, Inc.parent holding company | 5.3M | 5.1% | 2026-06-30 |
| 2026-07-08 | 13G | Vivo Opportunity, LLCother entity | 5.3M | 5.0% | 2026-07-06 |
| 2026-07-08 | 13G | Vivo Opportunity Co-Invest (Cycle 3), L.P.partnership | 2.1M | 2.0% | 2026-07-06 |
| 2026-07-08 | 13G | Vivo Opportunity Fund Holdings, L.P.partnership | 1.9M | 1.8% | 2026-07-06 |
| 2026-07-08 | 13G | Vivo Opportunity Co-Invest, L.P.partnership | 1.2M | 1.2% | 2026-07-06 |
| 2026-07-08 | 13G | Vivo Opportunity Cayman, LLCother entity | 196K | 0.2% | 2026-07-06 |
| 2026-07-08 | 13G | Vivo Opportunity Cayman Fund, L.P.partnership | 196K | 0.2% | 2026-07-06 |
| 2026-04-27 | 13D | venBio Global Strategic GP V, LLCparent holding company, other entity | 10.7M | 10.0% | 2026-04-15 |
| 2026-04-27 | 13D | venBio Global Strategic Fund V, L.P.partnership | 10.7M | 10.0% | 2026-04-15 |
| 2026-04-24 | 13G | Bong Y. Kohindividual | 5.5M | 5.2% | 2026-04-17 |
| 2026-04-24 | 13G | Nimish Shahindividual | 5.5M | 5.2% | 2026-04-17 |
| 2026-04-24 | 13G | VHCP Management EG, LLCother entity | 5.5M | 5.2% | 2026-04-17 |
| 2026-04-24 | 13G | VHCP Management III, LLCother entity | 5.5M | 5.2% | 2026-04-17 |
| 2026-04-24 | 13G | Venrock Healthcare Capital Partners EG, L.P.partnership | 5.5M | 5.2% | 2026-04-17 |
| 2026-04-24 | 13G | VHCP Co-Investment Holdings III, LLCother entity | 5.5M | 5.2% | 2026-04-17 |
| 2026-04-24 | 13G | Venrock Healthcare Capital Partners III, L.P.partnership | 5.5M | 5.2% | 2026-04-17 |
| 2026-04-24 | 13G | Frazier Life Sciences Public Fund, L.P.partnership | 6.6M | 6.5% | 2026-04-17 |
| 2026-04-24 | 13G | FHMLSP, L.L.C.other entity | 6.6M | 6.5% | 2026-04-17 |
| 2026-04-24 | 13G | FHMLSP, L.P.partnership | 6.6M | 6.5% | 2026-04-17 |
| 2026-04-24 | 13G | FHMLS XII, L.P.partnership | 777K | 0.8% | 2026-04-17 |
| 2026-04-24 | 13G | FHMLS XII, L.L.C.other entity | 777K | 0.8% | 2026-04-17 |
| 2026-04-24 | 13G | Frazier Life Sciences XII, L.P.partnership | 777K | 0.8% | 2026-04-17 |
| 2026-04-24 | 13G | Frazier Life Sciences XI, L.P.partnership | 62K | 0.1% | 2026-04-17 |
| 2026-04-24 | 13G | FHMLS XI, L.P.partnership | 62K | 0.1% | 2026-04-17 |
| 2026-04-24 | 13G | FHMLS XI, L.L.C.other entity | 62K | 0.1% | 2026-04-17 |
| 2026-04-24 | 13G | Senai Asefaw, M.D.individual | 9.9M | 9.2% | 2026-04-17 |
| 2026-04-24 | 13G | Paradigm BioCapital Advisors LPpartnership | 9.9M | 9.2% | 2026-04-17 |
| 2026-04-24 | 13G | Paradigm BioCapital Advisors GP LLCother entity | 9.9M | 9.2% | 2026-04-17 |
| 2026-04-24 | 13G | Paradigm BioCapital International Fund Ltd.corporation | 8.7M | 8.1% | 2026-04-17 |
| 2026-04-24 | 13D | James G. Coulterindividual | 13.8M | 12.6% | 2025-04-17 |
| 2026-04-24 | 13D | Jon Winkelriedindividual | 13.8M | 12.6% | 2025-04-17 |
| 2026-04-24 | 13D | TPG GP A, LLCother entity | 13.8M | 12.6% | 2025-04-17 |
| 2025-11-14 | 13G/Ano. 1 | Anand Parekhindividual | 3.0M | 5.6% | 2025-09-30 |
| 2025-11-14 | 13G/Ano. 1 | Alyeska Investment Group, L.P.investment adviser | 3.0M | 5.6% | 2025-09-30 |
| 2025-11-14 | 13G/Ano. 1 | Alyeska Fund GP, LLCother entity | 3.0M | 5.6% | 2025-09-30 |
| 2025-11-14 | 13G/Ano. 3 | Parker Quillenindividual | 2.5M | 4.9% | 2025-09-30 |
| 2025-11-14 | 13G/Ano. 3 | Contrarian Achieve SPV, LPpartnership | 2.0M | 3.8% | 2025-09-30 |
13F holders
Tracked managers holding ACHV at their latest 13F. JSON3 of the 30 tracked managers held ACHV at their latest 13F, $4.8M in total at quarter-end prices. Two Sigma Investments is the largest at $2.9M (0.0% of its portfolio) as of 2026-06-30. Over the prior quarter 2 added shares and 1 cut.
| Fund | Quarter | Shares | Value | Of portfolio | Change in shares |
|---|---|---|---|---|---|
| Two Sigma Investments | 2026-06-30 | 441K | $2.9M | 0.00% | -147K |
| Renaissance Technologies | 2026-06-30 | 178K | $1.2M | 0.00% | +150K |
| Citadel Advisors | 2026-06-30 | 123K | $804K | 0.00% | new |
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
Achieve Life Sciences 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 Achieve Life Sciences (ACHV), SEC CIK 949858, listed on Nasdaq, classified by the SEC as in vitro & in vivo diagnostic substances. 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 2026-11-03.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
- Planned sales
- SEC EDGAR Form 144Source: SEC.New notices appear shortly after the SEC posts them; a notice is filed on or before the sale. Latest 2026-08-19.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 2026-08-17.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 2026-08-11.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 2026-08-19.JSON and CSV
- Company record
- EDGAR filing index for CIK 949858Ticker, 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.
Other companies the SEC classifies as in vitro & in vivo diagnostic substances
Other company pages
Datasets
Frequently Asked Questions
How much of ACHV is sold short?
17,805,384 shares were held short at the 2026-10-15 settlement, 13.8 days of average volume. FINRA publishes the next count about eight business days after the 15th and the last business day of the month.
What is ACHV's daily short volume?
On 2026-11-03, 213,923 of the 313,108 ACHV shares reported to FINRA were sold short, 68.3% of the day's reported volume. Short volume is a flow for one day, not a position.
Does ACHV have fails to deliver?
The SEC's latest file shows 60,286 ACHV shares failed to deliver at settlement 2026-10-14. Fails are reported per settlement date and published twice a month with a lag.
Are ACHV insiders buying or selling?
Insiders at ACHV reported 1 open-market sell worth $175K in the last 90 days and no open-market buys. Latest filing: Stewart Richard Alistair (Director) on 2026-08-19.
Have ACHV insiders filed to sell?
1 Form 144 notice on file for ACHV worth $155K at the prices reported; 1 in the last 90 days worth $155K. Latest: Stewart Richard Alistair filed on 2026-08-19 to sell 20,626 shares ($155K) from 2026-08-19.
Who owns 5% or more of ACHV?
35 holders report 5% or more of ACHV in their latest filing, 5 on Schedule 13D (active intent). The largest reported stake is James G. Coulter at 12.6% of the class (13,755,160 shares), filed 2026-04-24 for an event on 2025-04-17.
Which tracked 13F managers own ACHV?
3 of the 30 tracked 13F managers held ACHV shares at their latest filing, $4.8M in all. The largest: Two Sigma Investments (441K shares, $2.9M), Renaissance Technologies (178K shares, $1.2M), Ken Griffin's Citadel Advisors (123K shares, $804K).
Data on this page is provided for informational purposes only and is not financial advice. See our editorial policy.