BillionToOne, Inc. - BLLN

Insiders (Form 4) · last 180 days · showing up to 200 transactions · Form 144 is shown in the SEC filings tab · Updating…
Visible: 0
Transaction codes: P = Open-market purchase · S = Open-market sale · A = Grant/award · M = Exercise/conversion of derivative · G = Gift · F = Tax withholding · J = Other · A/D: A = Acquired (buy/receive) · D = Disposed (sell/give)
Filed Owner Title Code A/D Shares Price Value Shares after SEC
Aug 12, 2026 SVP of Laboratory Operations S D 1,417.0 92.86 131,582.62 27,884.0 View
Aug 12, 2026 Chief Technology Officer M D 10,000.0 2.8 28,000.0 590,000.0 View
Aug 12, 2026 Chief Technology Officer S D 10,000.0 92.86 928,600.0 1,000.0 View
Aug 12, 2026 Chief Technology Officer M A 10,000.0 2.8 28,000.0 11,000.0 View
Aug 07, 2026 Chairman and CEO M D 15,539.0 2.8 43,509.2 526,961.0 View
Aug 07, 2026 Chairman and CEO S D 15,539.0 150.0323 2,331,351.91 0.0 View
Aug 07, 2026 Chairman and CEO M A 15,539.0 2.8 43,509.2 15,539.0 View
Aug 05, 2026 Chairman and CEO M D 6,250.0 2.8 17,500.0 542,500.0 View
Aug 05, 2026 Chairman and CEO M D 6,250.0 2.8 17,500.0 548,750.0 View
Aug 05, 2026 Chairman and CEO M D 20,000.0 2.8 56,000.0 555,000.0 View
Aug 05, 2026 Chairman and CEO S D 6,250.0 137.37 858,562.5 162,500.0 View
Aug 05, 2026 Chairman and CEO S D 6,250.0 137.37 858,562.5 168,750.0 View
Aug 05, 2026 Chairman and CEO S D 82.0 139.2042 11,414.74 0.0 View
Aug 05, 2026 Chairman and CEO S D 760.0 138.0901 104,948.48 82.0 View
Aug 05, 2026 Chairman and CEO S D 3,125.0 137.2457 428,892.81 842.0 View
Aug 05, 2026 Chairman and CEO S D 1,983.0 136.424 270,528.79 3,967.0 View
Aug 05, 2026 Chairman and CEO S D 43.0 135.4088 5,822.58 5,950.0 View
Aug 05, 2026 Chairman and CEO S D 173.0 133.8076 23,148.71 5,993.0 View
Aug 05, 2026 Chairman and CEO S D 84.0 133.0096 11,172.81 6,166.0 View
Aug 05, 2026 Chairman and CEO S D 82.0 139.209 11,415.14 6,250.0 View
Aug 05, 2026 Chairman and CEO S D 762.0 138.0897 105,224.35 6,332.0 View
Aug 05, 2026 Chairman and CEO S D 3,124.0 137.2453 428,754.32 7,094.0 View
Aug 05, 2026 Chairman and CEO S D 1,981.0 136.4246 270,257.13 10,218.0 View
Aug 05, 2026 Chairman and CEO S D 44.0 135.4122 5,958.14 12,199.0 View
Aug 05, 2026 Chairman and CEO S D 173.0 133.8076 23,148.71 12,243.0 View
Aug 05, 2026 Chairman and CEO S D 84.0 133.0045 11,172.38 12,416.0 View
Aug 05, 2026 Chairman and CEO S D 267.0 139.2052 37,167.79 12,500.0 View
Aug 05, 2026 Chairman and CEO S D 2,431.0 138.0892 335,694.85 12,767.0 View
Aug 05, 2026 Chairman and CEO S D 9,989.0 137.2456 1,370,946.3 15,198.0 View
Aug 05, 2026 Chairman and CEO S D 6,354.0 136.4246 866,841.91 25,187.0 View
Aug 05, 2026 Chairman and CEO S D 135.0 135.4241 18,282.25 31,541.0 View
Aug 05, 2026 Chairman and CEO S D 555.0 133.8083 74,263.61 31,676.0 View
Aug 05, 2026 Chairman and CEO S D 269.0 133.0074 35,778.99 32,231.0 View
Aug 05, 2026 Chairman and CEO M A 6,250.0 2.8 17,500.0 32,500.0 View
Aug 05, 2026 Chairman and CEO M A 6,250.0 2.8 17,500.0 26,250.0 View
Aug 05, 2026 Chairman and CEO M A 20,000.0 2.8 56,000.0 20,000.0 View
Aug 04, 2026 Chief Product Officer S D 4,000.0 140.21 560,840.0 200,000.0 View
Jul 20, 2026 See Remarks S D 906.0 129.7787 117,579.5 6,900.0 View
Jul 20, 2026 See Remarks S D 5,601.0 128.9551 722,277.52 7,806.0 View
Jul 20, 2026 See Remarks S D 5,559.0 127.886 710,918.27 13,407.0 View
Jul 20, 2026 See Remarks S D 2,133.0 126.9821 270,852.82 18,966.0 View
Jul 15, 2026 Chief Technology Officer M D 10,000.0 2.8 28,000.0 600,000.0 View
Jul 15, 2026 Chief Technology Officer M D 10,000.0 2.8 28,000.0 610,000.0 View
Jul 15, 2026 Chief Technology Officer S D 1,028.0 126.8952 130,448.27 1,000.0 View
Jul 15, 2026 Chief Technology Officer S D 3,835.0 125.7588 482,285.0 2,028.0 View
Jul 15, 2026 Chief Technology Officer S D 1,725.0 124.6538 215,027.81 5,863.0 View
Jul 15, 2026 Chief Technology Officer S D 2,274.0 123.7088 281,313.81 7,588.0 View
Jul 15, 2026 Chief Technology Officer S D 1,138.0 122.8428 139,795.11 9,862.0 View
Jul 15, 2026 Chief Technology Officer S D 821.0 126.888 104,175.05 11,000.0 View
Jul 15, 2026 Chief Technology Officer S D 3,185.0 125.8458 400,818.87 11,821.0 View
Jul 15, 2026 Chief Technology Officer S D 2,415.0 124.8996 301,632.53 15,006.0 View
Jul 15, 2026 Chief Technology Officer S D 2,477.0 123.8435 306,760.35 17,421.0 View
Jul 15, 2026 Chief Technology Officer S D 1,102.0 122.9045 135,440.76 19,898.0 View
Jul 15, 2026 Chief Technology Officer M A 10,000.0 2.8 28,000.0 21,000.0 View
Jul 15, 2026 Chief Technology Officer M A 10,000.0 2.8 28,000.0 11,000.0 View
Jul 15, 2026 SVP of Laboratory Operations S D 1,417.0 125.46 177,776.82 29,301.0 View
Jul 15, 2026 SVP of Laboratory Operations S D 1,417.0 125.46 177,776.82 30,718.0 View
Jul 15, 2026 SVP of Laboratory Operations S D 1,417.0 125.46 177,776.82 32,135.0 View
Jul 13, 2026 Chairman and CEO M D 12,500.0 2.8 35,000.0 575,000.0 View
Jul 13, 2026 Chairman and CEO S D 352.0 128.2318 45,137.59 0.0 View
Jul 13, 2026 Chairman and CEO S D 2,657.0 127.4366 338,599.05 352.0 View
Jul 13, 2026 Chairman and CEO S D 2,002.0 126.4839 253,220.77 3,009.0 View
Jul 13, 2026 Chairman and CEO S D 7,489.0 125.4264 939,318.31 5,011.0 View
Jul 13, 2026 Chairman and CEO M A 12,500.0 2.8 35,000.0 12,500.0 View
Jul 13, 2026 Chief Product Officer M D 1,354.0 30.78 41,676.12 61,174.0 View
Jul 13, 2026 Chief Product Officer M D 1,355.0 30.78 41,706.9 62,528.0 View
Jul 13, 2026 Chief Product Officer M D 1,117.0 30.78 34,381.26 63,883.0 View
Jul 13, 2026 Chief Product Officer M D 174.0 8.65 1,505.1 35,826.0 View
Jul 13, 2026 Chief Product Officer S D 1,354.0 125.0 169,250.0 204,000.0 View
Jul 13, 2026 Chief Product Officer S D 1,355.0 125.0 169,375.0 205,354.0 View
Jul 13, 2026 Chief Product Officer S D 1,117.0 125.0 139,625.0 206,709.0 View
Jul 13, 2026 Chief Product Officer S D 174.0 125.0 21,750.0 207,826.0 View
Jul 13, 2026 Chief Product Officer S D 4,000.0 125.0 500,000.0 208,000.0 View
Jul 13, 2026 Chief Product Officer M A 1,354.0 30.78 41,676.12 212,000.0 View
Jul 13, 2026 Chief Product Officer M A 1,355.0 30.78 41,706.9 210,646.0 View
Jul 13, 2026 Chief Product Officer M A 1,117.0 30.78 34,381.26 209,291.0 View
Jul 13, 2026 Chief Product Officer M A 174.0 8.65 1,505.1 208,174.0 View
Jul 08, 2026 Chairman and CEO M D 6,250.0 2.8 17,500.0 587,500.0 View
Jul 08, 2026 Chairman and CEO M D 20,000.0 2.8 56,000.0 593,750.0 View
Jul 08, 2026 Chairman and CEO S D 50.0 124.74 6,237.0 175,000.0 View
Jul 08, 2026 Chairman and CEO S D 1,221.0 124.0448 151,458.7 175,050.0 View
Jul 08, 2026 Chairman and CEO S D 2,324.0 123.2472 286,426.49 176,271.0 View
Jul 08, 2026 Chairman and CEO S D 586.0 122.0845 71,541.52 178,595.0 View
Jul 08, 2026 Chairman and CEO S D 444.0 120.688 53,585.47 179,181.0 View
Jul 08, 2026 Chairman and CEO S D 591.0 119.6744 70,727.57 179,625.0 View
Jul 08, 2026 Chairman and CEO S D 1,034.0 118.8071 122,846.54 180,216.0 View
Jul 08, 2026 Chairman and CEO S D 50.0 124.74 6,237.0 181,250.0 View
Jul 08, 2026 Chairman and CEO S D 1,221.0 124.0448 151,458.7 181,300.0 View
Jul 08, 2026 Chairman and CEO S D 2,323.0 123.2473 286,303.48 182,521.0 View
Jul 08, 2026 Chairman and CEO S D 587.0 122.0839 71,663.25 184,844.0 View
Jul 08, 2026 Chairman and CEO S D 444.0 120.688 53,585.47 185,431.0 View
Jul 08, 2026 Chairman and CEO S D 591.0 119.6744 70,727.57 185,875.0 View
Jul 08, 2026 Chairman and CEO S D 1,034.0 118.8074 122,846.85 186,466.0 View
Jul 08, 2026 Chairman and CEO S D 194.0 124.6147 24,175.25 0.0 View
Jul 08, 2026 Chairman and CEO S D 1,642.0 123.8093 203,294.87 194.0 View
Jul 08, 2026 Chairman and CEO S D 1,945.0 123.0709 239,372.9 1,836.0 View
Jul 08, 2026 Chairman and CEO S D 349.0 121.8357 42,520.66 3,781.0 View
Jul 08, 2026 Chairman and CEO S D 570.0 120.6596 68,775.97 4,130.0 View
Jul 08, 2026 Chairman and CEO S D 1,138.0 119.3648 135,837.14 4,700.0 View
Jul 08, 2026 Chairman and CEO S D 412.0 118.487 48,816.64 5,838.0 View
Jul 08, 2026 Chairman and CEO S D 622.0 124.6144 77,510.16 6,250.0 View
Jul 08, 2026 Chairman and CEO S D 5,253.0 123.8094 650,370.78 6,872.0 View
Jul 08, 2026 Chairman and CEO S D 6,223.0 123.0714 765,873.32 12,125.0 View
Jul 08, 2026 Chairman and CEO S D 1,115.0 121.8364 135,847.59 18,348.0 View
Jul 08, 2026 Chairman and CEO S D 1,828.0 120.6601 220,566.66 19,463.0 View
Jul 08, 2026 Chairman and CEO S D 3,639.0 119.365 434,369.24 21,291.0 View
Jul 08, 2026 Chairman and CEO S D 1,320.0 118.4866 156,402.31 24,930.0 View
Jul 08, 2026 Chairman and CEO M A 6,250.0 2.8 17,500.0 26,250.0 View
Jul 08, 2026 Chairman and CEO M A 20,000.0 2.8 56,000.0 20,000.0 View
Jul 06, 2026 See Remarks S D 801.0 124.9137 100,055.87 21,099.0 View
Jul 01, 2026 SVP of Laboratory Operations S D 1,416.0 120.0 169,920.0 33,552.0 View
Jun 26, 2026 Chief Product Officer M D 4,000.0 8.65 34,600.0 36,000.0 View
Jun 26, 2026 Chief Product Officer S D 4,000.0 110.0 440,000.0 208,000.0 View
Jun 26, 2026 Chief Product Officer S D 4,000.0 110.0 440,000.0 212,000.0 View
Jun 26, 2026 Chief Product Officer M A 4,000.0 8.65 34,600.0 216,000.0 View
Jun 17, 2026 Chief Technology Officer M D 10,000.0 2.8 28,000.0 620,000.0 View
Jun 17, 2026 Chief Technology Officer M D 10,000.0 2.8 28,000.0 630,000.0 View
Jun 17, 2026 Chief Technology Officer S D 563.0 104.3167 58,730.3 1,000.0 View
Jun 17, 2026 Chief Technology Officer S D 2,398.0 103.6289 248,502.1 1,563.0 View
Jun 17, 2026 Chief Technology Officer S D 2,978.0 102.5988 305,539.23 3,961.0 View
Jun 17, 2026 Chief Technology Officer S D 2,461.0 101.3707 249,473.29 6,939.0 View
Jun 17, 2026 Chief Technology Officer S D 1,000.0 100.053 100,053.0 9,400.0 View
Jun 17, 2026 Chief Technology Officer S D 600.0 98.7417 59,245.02 10,400.0 View
Jun 17, 2026 Chief Technology Officer S D 230.0 104.472 24,028.56 11,000.0 View
Jun 17, 2026 Chief Technology Officer S D 2,889.0 103.6843 299,543.94 11,230.0 View
Jun 17, 2026 Chief Technology Officer S D 2,816.0 102.7739 289,411.3 14,119.0 View
Jun 17, 2026 Chief Technology Officer S D 2,361.0 101.5524 239,765.22 16,935.0 View
Jun 17, 2026 Chief Technology Officer S D 1,704.0 100.3718 171,033.55 19,296.0 View
Jun 17, 2026 Chief Technology Officer M A 10,000.0 2.8 28,000.0 21,000.0 View
Jun 17, 2026 Chief Technology Officer M A 10,000.0 2.8 28,000.0 11,000.0 View
Jun 17, 2026 See Remarks S D 1,416.0 101.47 143,681.52 34,968.0 View
Jun 17, 2026 See Remarks S D 1,416.0 101.47 143,681.52 36,384.0 View
Jun 12, 2026 A A 3,017.0 0.0 0.0 11,350.0 View
Jun 12, 2026 A A 3,017.0 0.0 0.0 40,331.0 View
Jun 12, 2026 A A 3,017.0 0.0 0.0 7,913.0 View
Jun 12, 2026 A A 3,017.0 0.0 0.0 14,026.0 View
Jun 12, 2026 A A 3,017.0 0.0 0.0 11,350.0 View
Jun 11, 2026 J A 5,644.0 0.0 0.0 29,524.0 View
Jun 11, 2026 J A 2,171.0 0.0 0.0 23,880.0 View
Jun 11, 2026 J A 1,186.0 0.0 0.0 21,709.0 View
Jun 11, 2026 J A 5,761.0 0.0 0.0 20,523.0 View
Jun 11, 2026 J A 719.0 0.0 0.0 1,438.0 View
Jun 11, 2026 J A 719.0 0.0 0.0 1,438.0 View
Jun 11, 2026 J D 10,921.0 0.0 0.0 87,362.0 View
Jun 11, 2026 J D 5,423.0 0.0 0.0 0.0 View
Jun 11, 2026 J A 5,423.0 0.0 0.0 5,423.0 View
Jun 11, 2026 J D 271,028.0 0.0 0.0 2,168,230.0 View
Jun 11, 2026 J D 1,425.0 0.0 0.0 0.0 View
Jun 11, 2026 J A 1,425.0 0.0 0.0 1,425.0 View
Jun 11, 2026 J D 24,222.0 0.0 0.0 193,772.0 View
Jun 11, 2026 J D 7,980.0 0.0 0.0 0.0 View
Jun 11, 2026 J A 7,980.0 0.0 0.0 7,980.0 View
Jun 11, 2026 J D 129,780.0 0.0 0.0 1,038,239.0 View
Jun 11, 2026 J D 10,921.0 0.0 0.0 87,362.0 View
Jun 11, 2026 J D 5,423.0 0.0 0.0 0.0 View
Jun 11, 2026 J A 5,423.0 0.0 0.0 5,423.0 View
Jun 11, 2026 J D 271,028.0 0.0 0.0 2,168,230.0 View
Jun 11, 2026 J D 1,425.0 0.0 0.0 0.0 View
Jun 11, 2026 J A 1,425.0 0.0 0.0 1,425.0 View
Jun 11, 2026 J D 24,222.0 0.0 0.0 193,772.0 View
Jun 11, 2026 J D 7,980.0 0.0 0.0 0.0 View
Jun 11, 2026 J A 7,980.0 0.0 0.0 7,980.0 View
Jun 11, 2026 J D 129,780.0 0.0 0.0 1,038,239.0 View
Jun 10, 2026 Chief Product Officer S D 4,000.0 100.0 400,000.0 212,000.0 View
Jun 10, 2026 Chief Product Officer S D 4,000.0 96.45 385,800.0 216,000.0 View
Jun 10, 2026 See Remarks S D 1,400.0 100.3079 140,431.06 21,900.0 View
Jun 10, 2026 See Remarks S D 1,816.0 102.3367 185,843.45 23,300.0 View
Jun 10, 2026 See Remarks S D 2,700.0 101.3757 273,714.39 25,116.0 View
Jun 10, 2026 See Remarks S D 4,666.0 99.2721 463,203.62 27,816.0 View
Jun 10, 2026 See Remarks S D 200.0 100.985 20,197.0 32,482.0 View
Jun 10, 2026 See Remarks S D 300.0 100.05 30,015.0 32,682.0 View
Jun 10, 2026 See Remarks S D 2,918.0 99.0868 289,135.28 32,982.0 View
Jun 10, 2026 See Remarks C D 10,000.0 0.0 0.0 2,217,542.0 View
Jun 10, 2026 See Remarks M D 6,250.0 2.8 17,500.0 613,750.0 View
Jun 10, 2026 See Remarks M D 20,000.0 2.8 56,000.0 620,000.0 View
Jun 10, 2026 See Remarks S D 6,250.0 100.0 625,000.0 187,500.0 View
Jun 10, 2026 See Remarks S D 6,250.0 96.45 602,812.5 193,750.0 View
Jun 10, 2026 See Remarks G D 10,000.0 0.0 0.0 0.0 View
Jun 10, 2026 See Remarks C A 10,000.0 0.0 0.0 10,000.0 View
Jun 10, 2026 See Remarks S D 6,250.0 100.0 625,000.0 0.0 View
Jun 10, 2026 See Remarks S D 556.0 99.9688 55,582.65 6,250.0 View
Jun 10, 2026 See Remarks S D 3,605.0 99.063 357,122.12 6,806.0 View
Jun 10, 2026 See Remarks S D 4,066.0 98.1209 398,959.58 10,411.0 View
Jun 10, 2026 See Remarks S D 4,372.0 96.8921 423,612.26 14,477.0 View
Jun 10, 2026 See Remarks S D 1,856.0 95.5898 177,414.67 18,849.0 View
Jun 10, 2026 See Remarks S D 5,466.0 94.7627 517,972.92 20,705.0 View
Jun 10, 2026 See Remarks S D 79.0 100.87 7,968.73 26,171.0 View
Jun 10, 2026 See Remarks M A 6,250.0 2.8 17,500.0 26,250.0 View
Jun 10, 2026 See Remarks M A 20,000.0 2.8 56,000.0 20,000.0 View
May 13, 2026 J D 10,921.0 0.0 0.0 98,283.0 View
May 13, 2026 J D 5,423.0 0.0 0.0 0.0 View
May 13, 2026 J A 5,423.0 0.0 0.0 5,423.0 View
May 13, 2026 J D 271,028.0 0.0 0.0 2,439,258.0 View
May 13, 2026 J D 1,425.0 0.0 0.0 0.0 View
May 13, 2026 J A 1,425.0 0.0 0.0 1,425.0 View
May 13, 2026 J D 24,222.0 0.0 0.0 217,994.0 View
May 13, 2026 J D 7,980.0 0.0 0.0 0.0 View
May 13, 2026 J A 7,980.0 0.0 0.0 7,980.0 View
May 13, 2026 J D 129,780.0 0.0 0.0 1,168,019.0 View
May 13, 2026 J A 5,644.0 0.0 0.0 14,762.0 View