Abiopharma

🔍 Booth Bruce (Executive)

Company: Kymera Therapeutics, Inc. (KYMR)

Report Date: 2026-06-26

Detailed Transactions and Holdings:

• Sold 28,296 shares of Common Stock at $107.57 per share (Direct)
  Date: 2026-06-26 | Code: S | equity_swap_involved: 0 | shares_owned_after: 2,834,055.00 | transaction_form_type: 4 | Footnotes: F1, F2, F3
• Sold 231,007 shares of Common Stock at $108.14 per share (Direct)
  Date: 2026-06-26 | Code: S | equity_swap_involved: 0 | shares_owned_after: 2,603,048.00 | transaction_form_type: 4 | Footnotes: F1, F4, F3
• Sold 32,624 shares of Common Stock at $109.79 per share (Direct)
  Date: 2026-06-26 | Code: S | equity_swap_involved: 0 | shares_owned_after: 2,570,424.00 | transaction_form_type: 4 | Footnotes: F1, F5, F3
• Sold 11,277 shares of Common Stock at $110.49 per share (Direct)
  Date: 2026-06-26 | Code: S | equity_swap_involved: 0 | shares_owned_after: 2,559,147.00 | transaction_form_type: 4 | Footnotes: F1, F6, F3
• Sold 10,366 shares of Common Stock at $111.51 per share (Direct)
  Date: 2026-06-26 | Code: S | equity_swap_involved: 0 | shares_owned_after: 2,548,781.00 | transaction_form_type: 4 | Footnotes: F1, F7, F3
• Sold 555 shares of Common Stock at $112.49 per share (Direct)
  Date: 2026-06-26 | Code: S | equity_swap_involved: 0 | shares_owned_after: 2,548,226.00 | transaction_form_type: 4 | Footnotes: F1, F8, F3
• Sold 14,913 shares of Common Stock at $113.97 per share (Direct)
  Date: 2026-06-26 | Code: S | equity_swap_involved: 0 | shares_owned_after: 2,533,313.00 | transaction_form_type: 4 | Footnotes: F1, F9, F3
• Sold 27,951 shares of Common Stock at $114.94 per share (Direct)
  Date: 2026-06-26 | Code: S | equity_swap_involved: 0 | shares_owned_after: 2,505,362.00 | transaction_form_type: 4 | Footnotes: F1, F10, F3
• Sold 6,821 shares of Common Stock at $115.69 per share (Direct)
  Date: 2026-06-26 | Code: S | equity_swap_involved: 0 | shares_owned_after: 2,498,541.00 | transaction_form_type: 4 | Footnotes: F1, F11, F3
• Sold 12,181 shares of Common Stock at $117.09 per share (Direct)
  Date: 2026-06-26 | Code: S | equity_swap_involved: 0 | shares_owned_after: 2,486,360.00 | transaction_form_type: 4 | Footnotes: F1, F12, F3
• Sold 22,046 shares of Common Stock at $117.85 per share (Direct)
  Date: 2026-06-26 | Code: S | equity_swap_involved: 0 | shares_owned_after: 2,464,314.00 | transaction_form_type: 4 | Footnotes: F1, F13, F3
• Sold 12,390 shares of Common Stock at $118.66 per share (Direct)
  Date: 2026-06-26 | Code: S | equity_swap_involved: 0 | shares_owned_after: 2,451,924.00 | transaction_form_type: 4 | Footnotes: F1, F14, F3
• Sold 3,958 shares of Common Stock at $107.57 per share (Direct)
  Date: 2026-06-26 | Code: S | equity_swap_involved: 0 | shares_owned_after: 525,760.00 | transaction_form_type: 4 | Footnotes: F1, F2, F15
• Sold 32,402 shares of Common Stock at $108.14 per share (Direct)
  Date: 2026-06-26 | Code: S | equity_swap_involved: 0 | shares_owned_after: 493,358.00 | transaction_form_type: 4 | Footnotes: F1, F4, F15
• Sold 4,562 shares of Common Stock at $109.79 per share (Direct)
  Date: 2026-06-26 | Code: S | equity_swap_involved: 0 | shares_owned_after: 488,796.00 | transaction_form_type: 4 | Footnotes: F1, F5, F15
• Sold 1,579 shares of Common Stock at $110.49 per share (Direct)
  Date: 2026-06-26 | Code: S | equity_swap_involved: 0 | shares_owned_after: 487,217.00 | transaction_form_type: 4 | Footnotes: F1, F6, F15
• Sold 1,442 shares of Common Stock at $111.51 per share (Direct)
  Date: 2026-06-26 | Code: S | equity_swap_involved: 0 | shares_owned_after: 485,775.00 | transaction_form_type: 4 | Footnotes: F1, F7, F15
• Sold 78 shares of Common Stock at $112.49 per share (Direct)
  Date: 2026-06-26 | Code: S | equity_swap_involved: 0 | shares_owned_after: 485,697.00 | transaction_form_type: 4 | Footnotes: F1, F8, F15
• Sold 2,083 shares of Common Stock at $113.97 per share (Direct)
  Date: 2026-06-26 | Code: S | equity_swap_involved: 0 | shares_owned_after: 483,614.00 | transaction_form_type: 4 | Footnotes: F1, F9, F15
• Sold 3,896 shares of Common Stock at $114.94 per share (Direct)
  Date: 2026-06-26 | Code: S | equity_swap_involved: 0 | shares_owned_after: 479,718.00 | transaction_form_type: 4 | Footnotes: F1, F10, F15
• Sold 952 shares of Common Stock at $115.69 per share (Direct)
  Date: 2026-06-26 | Code: S | equity_swap_involved: 0 | shares_owned_after: 478,766.00 | transaction_form_type: 4 | Footnotes: F1, F11, F15
• Sold 1,701 shares of Common Stock at $117.09 per share (Direct)
  Date: 2026-06-26 | Code: S | equity_swap_involved: 0 | shares_owned_after: 477,065.00 | transaction_form_type: 4 | Footnotes: F1, F12, F15
• Sold 3,069 shares of Common Stock at $117.85 per share (Direct)
  Date: 2026-06-26 | Code: S | equity_swap_involved: 0 | shares_owned_after: 473,996.00 | transaction_form_type: 4 | Footnotes: F1, F13, F15
• Sold 1,729 shares of Common Stock at $118.66 per share (Direct)
  Date: 2026-06-26 | Code: S | equity_swap_involved: 0 | shares_owned_after: 472,267.00 | transaction_form_type: 4 | Footnotes: F1, F14, F15
• Sold 5,471 shares of Common Stock at $105.78 per share (Direct)
  Date: 2026-06-29 | Code: S | equity_swap_involved: 0 | shares_owned_after: 2,446,453.00 | transaction_form_type: 4 | Footnotes: F1, F16, F3
• Sold 14,613 shares of Common Stock at $106.63 per share (Direct)
  Date: 2026-06-29 | Code: S | equity_swap_involved: 0 | shares_owned_after: 2,431,840.00 | transaction_form_type: 4 | Footnotes: F1, F17, F3
• Sold 19,093 shares of Common Stock at $107.76 per share (Direct)
  Date: 2026-06-29 | Code: S | equity_swap_involved: 0 | shares_owned_after: 2,412,747.00 | transaction_form_type: 4 | Footnotes: F1, F18, F3
• Sold 848 shares of Common Stock at $105.78 per share (Direct)
  Date: 2026-06-29 | Code: S | equity_swap_involved: 0 | shares_owned_after: 471,419.00 | transaction_form_type: 4 | Footnotes: F1, F16, F15
• Sold 2,318 shares of Common Stock at $106.63 per share (Direct)
  Date: 2026-06-29 | Code: S | equity_swap_involved: 0 | shares_owned_after: 469,101.00 | transaction_form_type: 4 | Footnotes: F1, F17, F15
• Sold 3,024 shares of Common Stock at $107.76 per share (Direct)
  Date: 2026-06-29 | Code: S | equity_swap_involved: 0 | shares_owned_after: 466,077.00 | transaction_form_type: 4 | Footnotes: F1, F18, F15

Footnotes:

• F1: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by Atlas Venture Fund X, L.P. and Atlas Venture Opportunity Fund I, L.P. on December 11, 2025.
• F2: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $106.995 to $107.99 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold each separate price within the ranges set forth in footnotes (2), (4) through (14), and (16) through (18).
• F3: These shares are held directly by Atlas Venture Fund X, L.P. ("Atlas Venture Fund X"). The general partner of Atlas Venture Fund X is Atlas Venture Associates X, L.P. ("AVA X LP"). Atlas Venture Associates X, LLC ("AVA X LLC") is the general partner of AVA X LP. The Reporting Person is a member of AVA X LLC and disclaims Section 16 beneficial ownership of the securities held by Atlas Venture Fund X, except to the extent of his pecuniary interest therein, if any.
• F4: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $108.00 to 108.9725 inclusive.
• F5: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $109.02 to $110.0166 inclusive.
• F6: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $110.02 to $111.0075 inclusive.
• F7: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $111.1057 to $111.9188 inclusive.
• F8: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $112.1843 to $113.0139 inclusive.
• F9: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $113.2614 to $114.246 inclusive.
• F10: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $114.2766 to $115.2672 inclusive.
• F11: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $115.27 to $116.2626 inclusive.
• F12: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $116.2731 to $117.2668 inclusive.
• F13: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $117.2728 to $118.2599 inclusive.
• F14: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $118.2717 to $119.035 inclusive.
• F15: The shares are owned directly by Atlas Venture Opportunity Fund I, L.P. ("AVOF"). Atlas Venture Associates Opportunity I, L.P. ("AVAO LP") is the general partner of AVOF. Atlas Venture Associates Opportunity I, LLC ("AVAO LLC") is the general partner of AVAO LP. The Reporting Person is a member of AVAO LLC and disclaims Section 16 beneficial ownership of such securities held by AVOF, except to the extent of his pecuniary interest therein, if any.
• F16: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $105.015 to $106.0145 inclusive.
• F17: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $106.0271 to $106.96 inclusive.
• F18: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $107.03 to $108.0293 inclusive.
• REMARKS: Due to the 30 line limitation in Table I, this report is being filed across two forms. This is the first of two filings.