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Silverback Therapeutics Inc (SPRY) Insider Trading

Total insider buys:
  • $40,545,225.66
Total insider sells:
  • $64,785,315.17
Most recent insider trade:
  • Aug. 21, 2025
Most active insider trader:
  • Sarina Tanimoto
Trader NameDateTitleAmountPriceTypeTotal Value
Aug. 21, 2025CFO12,500$15.00Sell$187,500.00
Aug. 21, 2025CEO50,000$14.49Sell$724,500.00
Aug. 20, 2025Insider37,656$14.09Sell$530,573.04
Aug. 19, 2025Insider12,344$14.03Sell$173,186.32
July 1, 2025Insider15,000$16.99Sell$254,850.00
June 27, 2025Major Shareholder740,149$18.46Sell$13,663,150.54
June 18, 2025Insider15,000$16.00Sell$240,000.00
May 20, 2025Director120,000$14.25Sell$1,710,000.00
May 20, 2025Insider102,969$14.10Sell$1,451,862.90
May 20, 2025CFO50,000$14.10Sell$705,000.00
April 7, 2025Director50,002$12.30Sell$615,024.60
March 20, 2025Insider10,000$14.00Sell$140,000.00
March 6, 2025Director49,600$11.21Sell$556,016.00
Feb. 3, 2025Director50,000$12.31Sell$615,500.00
Jan. 6, 2025Director50,000$11.10Sell$555,000.00
Dec. 17, 2024Insider100,000$11.67Sell$1,167,000.00
Dec. 13, 2024Insider27,272$12.06Sell$328,900.32
Dec. 12, 2024COO25,000$12.30Sell$307,500.00
Dec. 10, 2024Insider100,000$13.16Sell$1,316,000.00
Dec. 6, 2024Insider50,000$14.23Sell$711,500.00
Dec. 4, 2024Director14,772$13.75Sell$203,115.00
Dec. 3, 2024Insider45,000$13.19Sell$593,550.00
Dec. 2, 2024Director97,244$13.56Sell$1,318,628.64
Nov. 27, 2024Insider25,000$14.39Sell$359,750.00
Nov. 25, 2024Insider32,814$14.00Sell$459,396.00
Nov. 11, 2024Major Shareholder528,456$18.04Sell$9,533,346.24
Oct. 16, 2024CFO12,500$16.00Sell$200,000.00
Oct. 15, 2024Insider100,000$14.88Sell$1,488,000.00
Oct. 8, 2024CEO100,000$13.83Sell$1,383,000.00
Sept. 18, 2024Insider10,000$14.00Sell$140,000.00
Sept. 17, 2024CEO100,000$12.93Sell$1,293,000.00
Aug. 26, 2024Director83,695$13.00Sell$1,088,035.00
Aug. 23, 2024Director69,500$13.03Sell$905,585.00
Aug. 21, 2024Director407,700$13.56Sell$5,528,412.00
Aug. 20, 2024CFO12,500$16.00Sell$200,000.00
Aug. 20, 2024COO50,000$15.00Sell$750,000.00
Aug. 20, 2024CEO100,000$15.03Sell$1,503,000.00
Aug. 19, 2024Insider10,000$14.00Sell$140,000.00
July 16, 2024CEO100,000$11.40Sell$1,140,000.00
July 9, 2024Insider100,000$9.62Sell$962,000.00
June 12, 2024Insider95,862$9.15Sell$877,137.30
June 11, 2024CEO4,138$9.00Sell$37,242.00
May 16, 2024Insider89,096$9.06Sell$807,209.76
May 15, 2024CEO5,147$9.05Sell$46,580.35
May 14, 2024Insider5,757$9.01Sell$51,870.57
May 7, 2024Insider100,000$9.34Sell$934,000.00
April 16, 2024Insider100,000$9.28Sell$928,000.00
April 9, 2024CEO100,000$9.28Sell$928,000.00
March 27, 2024Director505,954$9.79Buy$4,953,289.66
March 25, 2024Director437,600$9.06Buy$3,964,656.00
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  • Insiders are both buying and selling Silverback Therapeutics Inc stock.

  • The insider traders at Silverback Therapeutics Inc are: Sarina Tanimoto, Richard E Lowenthal, Laura Shawver, Kathleen D Scott, Eric Karas, Justin Chakma, Ra Capital Management, L.P., Peter A Thompson, Alexander A Fitzpatrick, James E Flynn, Brian Dorsey, and Brent L. Saunders

  • The most active insider trader at Silverback Therapeutics Inc is Sarina Tanimoto with 15 trades.

  • James E Flynn has sold the most Silverback Therapeutics Inc stock with a total value of $36,859,647.32.

  • Ra Capital Management, L.P. has bought the most Silverback Therapeutics Inc stock with a total value of $45,302,235.32.

  • The most recent insider trade for Silverback Therapeutics Inc was on Aug. 21, 2025.

  • The single biggest insider buy for Silverback Therapeutics Inc was from Ra Capital Management, L.P. with a total value of $23,250,000.00 on Aug. 29, 2023.

  • The single biggest insider sell for Silverback Therapeutics Inc was from James E Flynn with a total value of $13,663,150.54 on June 27, 2025.