Sana Biotechnology (SANA)
Sana Biotechnology on one page: short interest, daily short volume, fails to deliver, large holders, 13F holders, earnings dates and insider trades. Listed on Nasdaq, classified by the SEC as biological products, (no diagnostic substances).
40.8M
Short interest
settlement 2026-10-15
11.0
Days to cover
+2.0 days vs prior
60.3%
Short share of volume
2026-11-02
320
Fails to deliver
settlement 2026-09-29
Thu 5 Nov
Next earnings
estimated date
$0
Insider flow, 90 days
0 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 SANA is 40,846,893 shares, down 527,918 shares over the last month. Over the last 48 readings it ranged from 28,830,247 shares (15 September 2025) to 50,278,059 shares (15 January 2025). At the reported average volume of 3.7M shares a day that is 11.0 days to cover.
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| Settlement | Shares short | Change | Avg daily volume | Days to cover |
|---|---|---|---|---|
| 2026-10-15 | 40,846,893 | +5.5% | 3,724,314 | 10.97 |
| 2026-09-30 | 38,725,699 | -6.4% | 4,323,617 | 8.96 |
| 2026-09-15 | 41,374,811 | -0.5% | 3,385,977 | 12.22 |
| 2026-08-31 | 41,563,334 | -2.4% | 2,580,975 | 16.10 |
| 2026-08-14 | 42,568,975 | +1.0% | 2,369,017 | 17.97 |
| 2026-07-31 | 42,148,007 | +6.1% | 2,580,541 | 16.33 |
| 2026-07-15 | 39,736,380 | +2.7% | 3,008,830 | 13.21 |
| 2026-06-30 | 38,698,572 | -4.9% | 4,238,029 | 9.13 |
| 2026-06-15 | 40,674,591 | +3.4% | 3,677,921 | 11.06 |
| 2026-05-29 | 39,329,730 | +2.2% | 3,785,103 | 10.39 |
| 2026-05-15 | 38,472,644 | -6.4% | 4,507,688 | 8.53 |
| 2026-04-30 | 41,091,249 | +0.5% | 3,122,199 | 13.16 |
| 2026-04-15 | 40,878,901 | +3.8% | 3,998,540 | 10.22 |
| 2026-03-31 | 39,379,007 | +5.0% | 3,185,400 | 12.36 |
| 2026-03-13 | 37,516,467 | +4.7% | 3,018,495 | 12.43 |
| 2026-02-27 | 35,826,361 | -3.9% | 1,582,189 | 22.64 |
| 2026-02-13 | 37,267,638 | +1.0% | 2,156,352 | 17.28 |
| 2026-01-30 | 36,885,918 | -0.6% | 2,479,695 | 14.88 |
| 2026-01-15 | 37,111,616 | +1.3% | 2,525,751 | 14.69 |
| 2025-12-31 | 36,621,285 | -3.0% | 3,714,622 | 9.86 |
| 2025-12-15 | 37,764,342 | -1.5% | 6,175,862 | 6.11 |
| 2025-11-28 | 38,336,153 | +15.8% | 4,287,580 | 8.94 |
| 2025-11-14 | 33,118,830 | +3.5% | 3,968,047 | 8.35 |
| 2025-10-31 | 31,993,395 | +4.5% | 6,055,268 | 5.28 |
| 2025-10-15 | 30,604,555 | -8.4% | 6,571,282 | 4.66 |
| 2025-09-30 | 33,413,195 | +15.9% | 3,829,301 | 8.73 |
| 2025-09-15 | 28,830,247 | -4.5% | 3,546,822 | 8.13 |
| 2025-08-29 | 30,200,944 | -9.4% | 4,637,167 | 6.51 |
| 2025-08-15 | 33,353,404 | +8.4% | 7,415,913 | 4.50 |
| 2025-07-31 | 30,778,592 | -11.7% | 4,692,752 | 6.56 |
| 2025-07-15 | 34,861,419 | -7.1% | 7,083,544 | 4.92 |
| 2025-06-30 | 37,530,428 | -13.8% | 6,147,135 | 6.11 |
| 2025-06-13 | 43,562,976 | -1.6% | 3,496,726 | 12.46 |
| 2025-05-30 | 44,258,801 | +7.1% | 4,397,126 | 10.07 |
| 2025-05-15 | 41,331,970 | +3.1% | 3,264,978 | 12.66 |
| 2025-04-30 | 40,070,315 | -1.3% | 1,902,412 | 21.06 |
| 2025-04-15 | 40,610,552 | +0.9% | 5,033,106 | 8.07 |
| 2025-03-31 | 40,250,054 | +0.9% | 4,637,571 | 8.68 |
| 2025-03-14 | 39,889,886 | -5.0% | 2,616,207 | 15.25 |
| 2025-02-28 | 41,999,790 | -5.3% | 2,454,121 | 17.11 |
| 2025-02-14 | 44,334,185 | -1.7% | 3,009,496 | 14.73 |
| 2025-01-31 | 45,094,509 | -10.3% | 6,617,155 | 6.81 |
| 2025-01-15 | 50,278,059 | +35.5% | 28,416,401 | 1.77 |
| 2024-12-31 | 37,102,533 | +0.8% | 2,113,799 | 17.55 |
| 2024-12-13 | 36,824,114 | +4.8% | 1,975,884 | 18.64 |
| 2024-11-29 | 35,152,956 | -0.6% | 1,668,089 | 21.07 |
| 2024-11-15 | 35,365,808 | +3.2% | 1,975,360 | 17.90 |
| 2024-10-31 | 34,283,525 | +3.0% | 878,940 | 39.01 |
Daily short volume
FINRA Reg SHO, the last 30 sessions. JSONAs of 2 November 2026, the short share of SANA volume is 60.3%, down 10.7 points over the last five sessions. Over the last 30 readings it ranged from 37.8% (28 October 2026) to 77.1% (22 September 2026). The latest reading is in line with the 30-session average of 58.6%, on 1.2M shares reported.
| Date | Short volume | Total volume | Short share | Exempt |
|---|---|---|---|---|
| 2026-11-02 | 707K | 1.2M | 60.3% | 19,927 |
| 2026-10-30 | 486K | 762K | 63.7% | 3,026 |
| 2026-10-29 | 716K | 1.3M | 57.1% | 3,434 |
| 2026-10-28 | 447K | 1.2M | 37.8% | 100 |
| 2026-10-27 | 580K | 1.0M | 55.8% | 50 |
| 2026-10-26 | 440K | 619K | 71.0% | 1,225 |
| 2026-10-23 | 441K | 643K | 68.7% | 212 |
| 2026-10-22 | 557K | 1.1M | 51.7% | 0 |
| 2026-10-21 | 593K | 1.3M | 47.0% | 15,154 |
| 2026-10-20 | 748K | 2.0M | 38.1% | 0 |
| 2026-10-19 | 617K | 1.4M | 44.1% | 11,400 |
| 2026-10-16 | 628K | 1.1M | 58.9% | 1,124 |
| 2026-10-15 | 928K | 1.3M | 71.3% | 1,831 |
| 2026-10-14 | 705K | 1.3M | 52.6% | 563 |
| 2026-10-13 | 1.7M | 2.7M | 62.2% | 11,143 |
| 2026-10-12 | 713K | 1.2M | 61.2% | 308 |
| 2026-10-09 | 831K | 1.4M | 59.7% | 0 |
| 2026-10-08 | 870K | 1.5M | 57.5% | 3,477 |
| 2026-10-07 | 1.2M | 2.1M | 55.0% | 9,749 |
| 2026-10-06 | 1.0M | 1.6M | 65.9% | 3,042 |
| 2026-10-05 | 1.1M | 1.7M | 68.0% | 0 |
| 2026-10-02 | 1.0M | 1.5M | 67.1% | 0 |
| 2026-10-01 | 1.0M | 1.5M | 66.7% | 14,116 |
| 2026-09-30 | 655K | 1.4M | 47.4% | 835 |
| 2026-09-29 | 792K | 1.4M | 58.5% | 0 |
| 2026-09-28 | 520K | 1.0M | 49.8% | 0 |
| 2026-09-25 | 799K | 1.3M | 62.9% | 151 |
| 2026-09-24 | 1.1M | 1.7M | 65.8% | 100 |
| 2026-09-23 | 941K | 1.7M | 54.3% | 923 |
| 2026-09-22 | 2.9M | 3.7M | 77.1% | 1,129 |
Fails to deliver
SEC, the last 30 settlement dates with a fail. JSONAs of 29 September 2026, the fails-to-deliver balance in SANA is 320 shares, down 1,130 shares over the last settlement date. Over the last 30 readings it ranged from 12 shares (27 August 2026) to 636,457 shares (29 June 2026). The latest reading sits at the bottom of that range.
| Settlement | Shares failed | Price | Value |
|---|---|---|---|
| 2026-09-29 | 320 | $2.93 | $938 |
| 2026-09-18 | 1,450 | $3.10 | $4K |
| 2026-09-14 | 41,484 | $3.13 | $130K |
| 2026-09-02 | 13 | $3.83 | $50 |
| 2026-08-27 | 12 | $4.16 | $50 |
| 2026-08-25 | 12,135 | $3.78 | $46K |
| 2026-08-24 | 83,223 | $3.91 | $325K |
| 2026-08-21 | 18,417 | $3.74 | $69K |
| 2026-08-07 | 11,069 | $3.41 | $38K |
| 2026-07-27 | 75,545 | $3.18 | $240K |
| 2026-07-17 | 47 | $3.17 | $149 |
| 2026-07-10 | 116 | $3.93 | $456 |
| 2026-06-29 | 636,457 | $3.42 | $2.2M |
| 2026-06-16 | 84 | $2.85 | $239 |
| 2026-06-12 | 48 | $2.77 | $133 |
| 2026-06-02 | 14,658 | $3.21 | $47K |
| 2026-05-19 | 1,086 | $3.04 | $3K |
| 2026-05-13 | 2,644 | $3.26 | $9K |
| 2026-05-08 | 639 | $3.50 | $2K |
| 2026-05-07 | 18,406 | $3.64 | $67K |
| 2026-05-06 | 2,063 | $3.49 | $7K |
| 2026-05-05 | 4,312 | $3.41 | $15K |
| 2026-05-04 | 3,861 | $3.27 | $13K |
| 2026-04-28 | 25 | $3.26 | $82 |
| 2026-04-24 | 1,262 | $3.44 | $4K |
| 2026-04-23 | 5,011 | $3.69 | $18K |
| 2026-04-21 | 62,864 | $3.82 | $240K |
| 2026-04-20 | 105,069 | $3.52 | $370K |
| 2026-04-17 | 42,766 | $3.47 | $148K |
| 2026-04-16 | 275 | $3.44 | $946 |
Insider trades
SEC Form 4, newest first. JSONNo open-market insider trades were reported for SANA in the last 90 days. The most recent filings are listed below. Latest filing: Bishop Hans Edgar (Director) on 2026-10-05.
| Date | Insider | Title | Type | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|---|
| 2026-10-05 | Bishop Hans Edgar | Director | Grant | 9K | $0.00 | $0 | 5.9M |
| 2026-08-27 | PATEL DHAVALKUMAR DHIRAJLAL | EVP, Chief Scientific Officer | Tax withholding | 41K | $4.11 | $169K | 183K |
| 2026-08-26 | PATEL DHAVALKUMAR DHIRAJLAL | EVP, Chief Scientific Officer | Exercise or conversion | 125K | $0.00 | $0 | 225K |
| 2026-07-06 | Bishop Hans Edgar | Director | Grant | 6K | $0.00 | $0 | 5.9M |
| 2026-04-06 | Bishop Hans Edgar | Director | Grant | 8K | $0.00 | $0 | 5.8M |
| 2026-03-09 | Wyrick Susan D. | See Remarks | Tax withholding | 1K | $3.10 | $3K | 196K |
| 2026-03-09 | Wyrick Susan D. | See Remarks | Tax withholding | 3K | $3.13 | $10K | 197K |
| 2026-03-09 | Harr Steve | President & CEO | Tax withholding | 13K | $3.10 | $40K | 7.9M |
| 2026-03-09 | Harr Steve | President & CEO | Tax withholding | 12K | $3.13 | $36K | 8.0M |
| 2026-03-07 | Wyrick Susan D. | See Remarks | Exercise or conversion | 3K | $0.00 | $0 | 201K |
| 2026-03-07 | Harr Steve | President & CEO | Exercise or conversion | 50K | $0.00 | $0 | 8.0M |
| 2026-03-06 | Wyrick Susan D. | See Remarks | Exercise or conversion | 10K | $0.00 | $0 | 197K |
| 2026-03-06 | Harr Steve | President & CEO | Exercise or conversion | 42K | $0.00 | $0 | 7.9M |
| 2026-03-03 | Wyrick Susan D. | See Remarks | Tax withholding | 491 | $3.91 | $2K | 187K |
| 2026-03-02 | Wyrick Susan D. | See Remarks | Exercise or conversion | 2K | $0.00 | $0 | 187K |
| 2026-01-05 | Wyrick Susan D. | See Remarks | Tax withholding | 2K | $4.27 | $10K | 186K |
| 2026-01-05 | Bishop Hans Edgar | Director | Grant | 6K | $0.00 | $0 | 5.8M |
| 2026-01-02 | Wyrick Susan D. | See Remarks | Exercise or conversion | 8K | $0.00 | $0 | 188K |
| 2025-12-15 | Wyrick Susan D. | See Remarks | Tax withholding | 873 | $5.22 | $5K | 181K |
| 2025-12-13 | Wyrick Susan D. | See Remarks | Exercise or conversion | 3K | $0.00 | $0 | 182K |
| 2025-12-04 | Wyrick Susan D. | See Remarks | Tax withholding | 3K | $4.44 | $11K | 178K |
| 2025-12-03 | Wyrick Susan D. | See Remarks | Exercise or conversion | 10K | $0.00 | $0 | 181K |
| 2025-10-06 | Bishop Hans Edgar | Director | Grant | 6K | $0.00 | $0 | 5.8M |
| 2025-07-07 | Bishop Hans Edgar | Director | Grant | 8K | $0.00 | $0 | 5.8M |
| 2025-06-04 | Wyrick Susan D. | See Remarks | Tax withholding | 3K | $2.32 | $6K | 168K |
| 2025-06-03 | Wyrick Susan D. | See Remarks | Exercise or conversion | 10K | $0.00 | $0 | 170K |
| 2025-04-07 | Bishop Hans Edgar | Director | Grant | 16K | $0.00 | $0 | 5.8M |
| 2025-03-10 | Harr Steve | President & CEO | Tax withholding | 13K | $2.56 | $33K | 7.9M |
| 2025-03-10 | Cassidy Bernard J | EVP & General Counsel | Tax withholding | 3K | $2.56 | $7K | 113K |
| 2025-03-10 | Wyrick Susan D. | See Remarks | Tax withholding | 836 | $2.56 | $2K | 157K |
| 2025-03-07 | Harr Steve | President & CEO | Exercise or conversion | 50K | $0.00 | $0 | 7.9M |
| 2025-03-07 | Cassidy Bernard J | EVP & General Counsel | Exercise or conversion | 11K | $0.00 | $0 | 116K |
| 2025-03-07 | Wyrick Susan D. | See Remarks | Exercise or conversion | 3K | $0.00 | $0 | 158K |
| 2025-03-03 | Wyrick Susan D. | See Remarks | Tax withholding | 490 | $2.56 | $1K | 155K |
| 2025-03-02 | Wyrick Susan D. | See Remarks | Exercise or conversion | 2K | $0.00 | $0 | 155K |
| 2025-01-08 | FMR LLC | TenPercentOwner,Other | Sell | 25K | $6.50 | $163K | 4.7M |
| 2025-01-08 | FMR LLC | TenPercentOwner,Other | Sell | 1K | $7.26 | $7K | 4.5M |
| 2025-01-08 | FMR LLC | TenPercentOwner,Other | Sell | 165K | $6.71 | $1.1M | 4.5M |
| 2025-01-08 | FMR LLC | TenPercentOwner,Other | Sell | 100K | $6.11 | $611K | 4.7M |
| 2025-01-06 | Bishop Hans Edgar | Director | Grant | 14K | $0.00 | $0 | 5.8M |
| 2025-01-02 | Wyrick Susan D. | See Remarks | Tax withholding | 2K | $1.65 | $3K | 154K |
| 2025-01-02 | Wyrick Susan D. | See Remarks | Exercise or conversion | 5K | $0.00 | $0 | 156K |
| 2024-10-07 | Bishop Hans Edgar | Director | Grant | 6K | $0.00 | $0 | 5.8M |
| 2024-09-25 | Mulligan Richard | Director | Sell | 150K | $3.89 | $584K | 2.7M |
| 2024-09-24 | Mulligan Richard | Director | Sell | 150K | $4.08 | $612K | 2.8M |
| 2024-07-05 | Bishop Hans Edgar | Director | Grant | 5K | $0.00 | $0 | 5.8M |
| 2024-04-05 | Bishop Hans Edgar | Director | Grant | 3K | $0.00 | $0 | 5.8M |
| 2024-03-08 | Yang Patrick Y | Director | Sell | 25K | $9.45 | $236K | 149K |
| 2024-02-08 | NELSEN ROBERT | Director, 10% owner | Buy | 727K | $5.50 | $4.0M | 12.4M |
| 2024-02-08 | ARCH Venture Fund X, L.P. | 10% owner | Buy | 727K | $5.50 | $4.0M | 12.4M |
| 2024-02-08 | ARCH Venture Fund X, L.P. | TenPercentOwner | Buy | 364K | $5.50 | $2.0M | 10.7M |
| 2024-02-08 | ARCH Venture Fund X, L.P. | TenPercentOwner | Buy | 727K | $5.50 | $4.0M | 12.4M |
| 2024-02-08 | Burow Kristina | TenPercentOwner | Buy | 364K | $5.50 | $2.0M | 10.7M |
| 2024-02-08 | Burow Kristina | TenPercentOwner | Buy | 727K | $5.50 | $4.0M | 12.4M |
| 2024-02-08 | NELSEN ROBERT | Director,TenPercentOwner | Buy | 364K | $5.50 | $2.0M | 10.7M |
| 2024-02-08 | NELSEN ROBERT | Director,TenPercentOwner | Buy | 727K | $5.50 | $4.0M | 12.4M |
| 2024-01-05 | Wilderotter Mary Agnes | Director | Grant | 1K | $0.00 | $0 | 7K |
| 2024-01-05 | Bishop Hans Edgar | Director | Grant | 5K | $0.00 | $0 | 5.8M |
| 2023-12-15 | Hordo Christian | EVP, Chief Business Officer | Sell | 75K | $4.00 | $300K | 867K |
| 2023-10-05 | Bishop Hans Edgar | Director | Grant | 7K | $0.00 | $0 | 5.8M |
| 2023-10-05 | Wilderotter Mary Agnes | Director | Grant | 2K | $0.00 | $0 | 6K |
| 2023-09-13 | Flagship Pioneering Fund VI General Partner LLC | TenPercentOwner | Other transaction | 345K | price not stated in the filing | not stated | 1.0M |
| 2023-09-13 | Flagship Pioneering Fund VI General Partner LLC | TenPercentOwner | Other transaction | 2.4M | price not stated in the filing | not stated | 7.3M |
| 2023-09-13 | Flagship Pioneering Fund VI General Partner LLC | TenPercentOwner | Other transaction | 1.2M | price not stated in the filing | not stated | 0 |
| 2023-09-13 | Flagship Pioneering Fund VI General Partner LLC | TenPercentOwner | Other transaction | 4.9M | price not stated in the filing | not stated | 8.1M |
| 2023-09-13 | Flagship Pioneering Fund VI General Partner LLC | TenPercentOwner | Other transaction | 71K | price not stated in the filing | not stated | 0 |
| 2023-09-13 | Flagship Pioneering Fund VI General Partner LLC | TenPercentOwner | Other transaction | 2.8M | price not stated in the filing | not stated | 8.6M |
| 2023-07-05 | Bishop Hans Edgar | Director | Grant | 4K | $0.00 | $0 | 5.8M |
| 2023-07-05 | Wilderotter Mary Agnes | Director | Grant | 1K | $0.00 | $0 | 4K |
| 2023-06-07 | Flagship V VentureLabs Rx Fund, L.P. | TenPercentOwner | Sell | 23K | $6.24 | $142K | 1.4M |
| 2023-06-07 | Flagship V VentureLabs Rx Fund, L.P. | TenPercentOwner | Sell | 177K | $6.24 | $1.1M | 10.7M |
| 2023-06-06 | Flagship V VentureLabs Rx Fund, L.P. | TenPercentOwner | Sell | 181K | $6.31 | $1.1M | 10.9M |
| 2023-06-06 | Flagship V VentureLabs Rx Fund, L.P. | TenPercentOwner | Sell | 22K | $6.31 | $141K | 1.4M |
| 2023-05-26 | Flagship Ventures Fund V General Partner LLC | TenPercentOwner | Sell | 9K | $6.23 | $58K | 1.4M |
| 2023-05-26 | Flagship Ventures Fund V General Partner LLC | TenPercentOwner | Sell | 73K | $6.23 | $453K | 11.1M |
| 2023-05-25 | Flagship Ventures Fund V General Partner LLC | TenPercentOwner | Sell | 13K | $6.35 | $83K | 1.4M |
| 2023-05-25 | Flagship Ventures Fund V General Partner LLC | TenPercentOwner | Sell | 102K | $6.35 | $649K | 11.2M |
| 2023-05-24 | Flagship Ventures Fund V General Partner LLC | TenPercentOwner | Sell | 40K | $6.57 | $260K | 1.4M |
| 2023-05-24 | Flagship Ventures Fund V General Partner LLC | TenPercentOwner | Sell | 308K | $6.57 | $2.0M | 11.3M |
| 2023-04-05 | Bishop Hans Edgar | Director | Grant | 8K | $0.00 | $0 | 5.8M |
| 2023-04-05 | Wilderotter Mary Agnes | Director | Grant | 2K | $0.00 | $0 | 2K |
| 2023-01-05 | Bishop Hans Edgar | Director | Grant | 7K | $0.00 | $0 | 5.8M |
| 2023-01-05 | NELSEN ROBERT | Director,TenPercentOwner | Grant | 536 | $0.00 | $0 | 1K |
| 2022-10-05 | Bishop Hans Edgar | Director | Grant | 4K | $0.00 | $0 | 5.7M |
| 2022-10-05 | NELSEN ROBERT | Director,TenPercentOwner | Grant | 321 | $0.00 | $0 | 817 |
| 2022-07-05 | NELSEN ROBERT | Director | Grant | 266 | $0.00 | $0 | 496 |
| 2022-07-05 | Bishop Hans Edgar | Director | Grant | 3K | $0.00 | $0 | 5.7M |
| 2022-06-13 | MacDonald James J. | EVP & General Counsel | Exercise or conversion | 67K | $1.48 | $99K | 497K |
| 2022-05-13 | MacDonald James J. | EVP & General Counsel | Grant | 1K | $4.28 | $5K | 431K |
| 2022-04-05 | NELSEN ROBERT | Director | Grant | 230 | $0.00 | $0 | 230 |
| 2022-04-05 | Bishop Hans Edgar | Director | Grant | 3K | $0.00 | $0 | 5.7M |
| 2022-03-21 | Yang Patrick Y | Director | Buy | 28K | $7.30 | $204K | 174K |
| 2022-02-18 | MacDonald James J. | EVP & General Counsel | Sell | 333 | $6.28 | $2K | 429K |
| 2021-11-15 | MacDonald James J. | EVP & General Counsel | Grant | 1K | $18.23 | $18K | 430K |
| 2021-09-16 | AGARWAL SUNIL | EVP, Head of Development & CMO | Sell | 2K | $26.00 | $42K | 1.6M |
| 2021-09-15 | AGARWAL SUNIL | EVP, Head of Development & CMO | Sell | 58K | $26.07 | $1.5M | 1.6M |
| 2021-09-10 | Hordo Christian | EVP, Chief Business Officer | Sell | 1K | $25.00 | $37K | 942K |
| 2021-09-09 | Hordo Christian | EVP, Chief Business Officer | Sell | 25K | $25.01 | $637K | 944K |
| 2021-09-09 | Hordo Christian | EVP, Chief Business Officer | Sell | 39K | $25.01 | $981K | 969K |
| 2021-09-09 | Hordo Christian | EVP, Chief Business Officer | Exercise or conversion | 39K | $1.48 | $58K | 1.0M |
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. JSON20 holders report 5% or more of SANA in their latest filing, all on Schedule 13G (passive). The largest reported stake is Robert Nelsen at 15.4% of the class (46,173,125 shares), filed 2026-08-14 for an event on 2026-06-30.
| Filed | Form | Holder | Shares | Of class | Event |
|---|---|---|---|---|---|
| 2026-08-14 | 13G/Ano. 5 | Robert Nelsenindividual | 46.2M | 15.4% | 2026-06-30 |
| 2026-08-14 | 13G/Ano. 5 | ARCH Venture Fund X, L.P.partnership | 45.9M | 15.3% | 2026-06-30 |
| 2026-08-14 | 13G/Ano. 5 | ARCH Venture Fund IX, L.P.partnership | 45.9M | 15.3% | 2026-06-30 |
| 2026-08-14 | 13G/Ano. 5 | ARCH Venture Fund X Overage, L.P.partnership | 45.9M | 15.3% | 2026-06-30 |
| 2026-08-14 | 13G/Ano. 5 | ARCH Venture Partners IX, L.P.partnership | 45.9M | 15.3% | 2026-06-30 |
| 2026-08-14 | 13G/Ano. 5 | ARCH Venture Partners IX Overage, L.P.partnership | 45.9M | 15.3% | 2026-06-30 |
| 2026-08-14 | 13G/Ano. 5 | ARCH Venture Partners X Overage, L.P.partnership | 45.9M | 15.3% | 2026-06-30 |
| 2026-08-14 | 13G/Ano. 5 | ARCH Venture Partners X, L.P.partnership | 45.9M | 15.3% | 2026-06-30 |
| 2026-08-14 | 13G/Ano. 5 | ARCH Venture Partners IX, LLCother entity | 45.9M | 15.3% | 2026-06-30 |
| 2026-08-14 | 13G/Ano. 5 | ARCH Venture Partners X, LLCother entity | 45.9M | 15.3% | 2026-06-30 |
| 2026-08-14 | 13G/Ano. 5 | Keith Crandellindividual | 45.9M | 15.3% | 2026-06-30 |
| 2026-08-14 | 13G/Ano. 5 | Clinton Bybeeindividual | 45.9M | 15.3% | 2026-06-30 |
| 2026-08-14 | 13G/Ano. 5 | Steven Gillisindividual | 45.9M | 15.3% | 2026-06-30 |
| 2026-08-14 | 13G/Ano. 5 | ARCH Venture Fund IX Overage, L.P.partnership | 45.9M | 15.3% | 2026-06-30 |
| 2026-08-14 | 13G/Ano. 5 | Kristina Burowindividual | 45.9M | 15.3% | 2026-06-30 |
| 2026-05-21 | 13G | Rajeev Shahparent holding company, individual | 18.8M | 6.3% | 2026-05-14 |
| 2026-05-21 | 13G | RA Capital Management, L.P.investment adviser, partnership | 18.8M | 6.3% | 2026-05-14 |
| 2026-05-21 | 13G | Peter Kolchinskyparent holding company, individual | 18.8M | 6.3% | 2026-05-14 |
| 2026-05-21 | 13G | RA Capital Healthcare Fund, L.P.partnership | 18.8M | 6.3% | 2026-05-14 |
| 2026-01-21 | 13G | BlackRock, Inc.parent holding company | 13.6M | 5.1% | 2025-12-31 |
13F holders
Tracked managers holding SANA at their latest 13F. JSON7 of the 30 tracked managers held SANA at their latest 13F, $14.9M in total at quarter-end prices. Renaissance Technologies is the largest at $4.3M (0.0% of its portfolio) as of 2026-06-30. Over the prior quarter 2 added shares and 5 cut.
| Fund | Quarter | Shares | Value | Of portfolio | Change in shares |
|---|---|---|---|---|---|
| Renaissance Technologies | 2026-06-30 | 1.2M | $4.3M | 0.01% | -220K |
| AQR Capital Management | 2026-06-30 | 963K | $3.4M | 0.00% | -161K |
| Millennium Management | 2026-06-30 | 654K | $2.3M | 0.00% | -938K |
| Two Sigma Investments | 2026-06-30 | 639K | $2.2M | 0.00% | -560K |
| Point72 Asset Management | 2026-06-30 | 595K | $2.1M | 0.00% | new |
| Citadel Advisors | 2026-06-30 | 161K | $563K | 0.00% | -408K |
| D. E. Shaw & Co. | 2026-06-30 | 40K | $140K | 0.00% | +1K |
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
Sana Biotechnology 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 Sana Biotechnology (SANA), SEC CIK 1770121, listed on Nasdaq, classified by the SEC as biological products, (no 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 2026-11-02.JSON and CSV
- Fails to deliver
- SEC fails-to-deliver dataSource: SEC.Twice a month, a few weeks after the half month ends. Latest 2026-09-29.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 2026-08-14.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 2026-08-10.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 2026-10-05.JSON and CSV
- Company record
- EDGAR filing index for CIK 1770121Ticker, 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 biological products, (no diagnostic substances)
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- SYKStryker
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Datasets
Frequently Asked Questions
How much of SANA is sold short?
40,846,893 shares were held short at the 2026-10-15 settlement, 11.0 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 SANA's daily short volume?
On 2026-11-02, 707,067 of the 1,171,740 SANA shares reported to FINRA were sold short, 60.3% of the day's reported volume. Short volume is a flow for one day, not a position.
Does SANA have fails to deliver?
The SEC's latest file shows 320 SANA shares failed to deliver at settlement 2026-09-29. Fails are reported per settlement date and published twice a month with a lag.
Are SANA insiders buying or selling?
No open-market insider trades were reported for SANA in the last 90 days. The most recent filings are listed below. Latest filing: Bishop Hans Edgar (Director) on 2026-10-05.
Who owns 5% or more of SANA?
20 holders report 5% or more of SANA in their latest filing, all on Schedule 13G (passive). The largest reported stake is Robert Nelsen at 15.4% of the class (46,173,125 shares), filed 2026-08-14 for an event on 2026-06-30.
Which tracked 13F managers own SANA?
7 of the 30 tracked 13F managers held SANA shares at their latest filing, $14.9M in all. The largest: Renaissance Technologies (1.2M shares, $4.3M), Cliff Asness's AQR Capital Management (963K shares, $3.4M), Izzy Englander's Millennium Management (654K shares, $2.3M), Two Sigma Investments (639K shares, $2.2M), Steve Cohen's Point72 Asset Management (595K shares, $2.1M), Ken Griffin's Citadel Advisors (161K shares, $563K). The table above lists all 7.
Data on this page is provided for informational purposes only and is not financial advice. See our editorial policy.