Sandra Horning

CIK 1638709 · View on SEC EDGAR ↗

Insider

First SEC filing: June 23, 2026 · Latest: June 23, 2026

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Insider at

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 41 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

No open-market trades on record; showing all filings.

Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
June 18, 2026 RVMDW A 3,127 3,127 Direct Acquired (price as of 2026-08-19)
June 18, 2026 RVMDW A 1,191 97,765 Direct +1.23% Acquired (price as of 2026-08-19)
June 18, 2026 OLMA A 29,500 29,500 Direct Acquired (price as of 2026-08-19)
May 7, 2025 GILD A 6,809 6,809 Direct Acquired (price as of 2026-08-19)
May 7, 2025 GILD A 1,516 5,147 Direct +41.75% Acquired (price as of 2026-08-19)
April 30, 2025 MRNA A 16,233 16,233 Direct Acquired (price as of 2026-08-19)
April 30, 2025 MRNA M 979 0 Direct -100.00% Disposed (price as of 2026-08-19)
April 30, 2025 MRNA M 979 2,352 Direct +71.30% Acquired (price as of 2026-08-19)
May 8, 2024 GILD A 12,648 12,648 Direct Acquired (price as of 2026-08-19)
May 8, 2024 GILD A 2,310 7,801 Direct +42.07% Acquired (price as of 2026-08-19)
May 6, 2024 MRNA A 979 979 Direct Acquired (price as of 2026-08-19)
May 6, 2024 MRNA A 5,668 5,668 Direct Acquired (price as of 2026-08-19)
May 3, 2023 MRNA A 6,134 6,134 Direct Acquired (price as of 2026-08-19)
May 3, 2023 GILD A 10,173 $79.45 $808,245 10,173 Direct Acquired 86.8% (price as of 2026-08-19)
May 3, 2023 GILD A 1,887 3,631 Direct +108.20% Acquired (price as of 2026-08-19)
April 28, 2023 MRNA M 670 0 Direct -100.00% Disposed (price as of 2026-08-19)
April 28, 2023 MRNA M 670 1,373 Direct +95.31% Acquired (price as of 2026-08-19)
June 17, 2022 OLMA A 21,520 21,520 Direct Acquired (price as of 2026-08-19)
June 16, 2022 OLMA A 21,520 21,520 Direct Acquired (price as of 2026-08-19)
May 5, 2022 GILD A 15,851 $61.35 $972,459 15,851 Direct Acquired 141.9% (price as of 2026-08-19)
May 5, 2022 GILD A 2,444 5,491 Direct +80.21% Acquired (price as of 2026-08-19)
May 3, 2022 GILD M 1,112 3,047 Direct -26.74% Disposed (price as of 2026-08-19)
May 3, 2022 GILD M 1,112 1,744 Direct +175.95% Acquired (price as of 2026-08-19)
April 28, 2022 MRNA A 670 670 Direct Acquired (price as of 2026-08-19)
April 28, 2022 MRNA A 4,061 4,061 Direct Acquired (price as of 2026-08-19)
April 28, 2022 MRNA M 703 0 Direct -100.00% Disposed (price as of 2026-08-19)
April 28, 2022 MRNA M 703 703 Direct Acquired (price as of 2026-08-19)
June 9, 2021 OLMA A 21,520 21,520 Direct Acquired (price as of 2026-08-19)
May 12, 2021 GILD A 14,665 14,665 Direct Acquired (price as of 2026-08-19)
May 12, 2021 GILD A 2,223 4,159 Direct +114.82% Acquired (price as of 2026-08-19)
April 28, 2021 MRNA A 703 703 Direct Acquired (price as of 2026-08-19)
April 28, 2021 MRNA A 4,081 4,081 Direct Acquired (price as of 2026-08-19)
Jan. 28, 2021 GILD M 632 1,936 Direct -24.61% Disposed (price as of 2026-08-19)
Jan. 28, 2021 GILD M 632 632 Direct Acquired (price as of 2026-08-19)
Nov. 18, 2020 OLMA A 86,083 86,083 Direct Acquired (price as of 2026-08-19)
May 6, 2020 GILD A 7,886 7,886 Direct Acquired (price as of 2026-08-19)
May 6, 2020 GILD A 1,936 2,568 Direct +306.33% Acquired (price as of 2026-08-19)
April 29, 2020 MRNA A 18,270 18,270 Direct Acquired (price as of 2026-08-19)
April 29, 2020 MRNA A 17,195 17,195 Direct Acquired (price as of 2026-08-19)
Jan. 28, 2020 GILD A 632 632 Direct Acquired (price as of 2026-08-19)
Jan. 28, 2020 GILD A 3,837 3,837 Direct Acquired (price as of 2026-08-19)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II)

Options, RSUs and convertible securities reported on Form 4 Table II.

Date Ticker Security Underlying Exercise price Expiration Shares A/D
June 18, 2026 RVMDW Stock Option (Right to Buy) Common Stock (3,127) $162.99 June 18, 2036 3,127 Acquired
June 18, 2026 OLMA Stock Option (right to buy) Common Stock (29,500) $9.51 June 18, 2036 29,500 Acquired
May 7, 2025 GILD Non-qualified Stock Option (Right to Buy) Common Stock (6,809) $98.90 May 7, 2035 6,809 Acquired
April 30, 2025 MRNA Restricted Stock Units Common Stock (16,233) 16,233 Acquired
April 30, 2025 MRNA Restricted Stock Units Common Stock (979) 979 Disposed
May 8, 2024 GILD Non-qualified Stock Option (Right to Buy) Common Stock (12,648) $64.92 May 8, 2034 12,648 Acquired
May 8, 2024 GILD Restricted Stock Unit Common Stock (2,310) 2,310 Acquired
May 6, 2024 MRNA Restricted Stock Units Common Stock (979) 979 Acquired
May 6, 2024 MRNA Stock Option (Right to Buy) Common Stock (5,668) $122.13 May 6, 2034 5,668 Acquired
May 3, 2023 MRNA Stock Option (Right to Buy) Common Stock (6,134) $130.14 May 3, 2033 6,134 Acquired
May 3, 2023 GILD Non-qualified Stock Option (Right to Buy) Common Stock (10,173) $79.45 May 3, 2033 10,173 Acquired
April 28, 2023 MRNA Restricted Stock Units Common Stock (670) 670 Disposed
June 17, 2022 OLMA Stock Option (right to buy) Common Stock (21,520) June 16, 2032 21,520 Acquired
June 16, 2022 OLMA Stock Option (right to buy) Common Stock (21,520) $3.43 June 15, 2032 21,520 Acquired
May 5, 2022 GILD Non-qualified Stock Option (Right to Buy) Common Stock (15,851) $61.35 May 5, 2032 15,851 Acquired
May 5, 2022 GILD Restricted Stock Unit Common Stock (2,444) 2,444 Acquired
May 3, 2022 GILD Restricted Stock Unit Common Stock (1,112) 1,112 Disposed
April 28, 2022 MRNA Restricted Stock Units Common Stock (670) $0.00 670 Acquired
April 28, 2022 MRNA Stock Option (Right to Buy) Common Stock (4,061) $142.52 4,061 Acquired
April 28, 2022 MRNA Restricted Stock Units Common Stock (703) $0.00 703 Disposed
June 9, 2021 OLMA Stock Option (right to buy) Common Stock (21,520) $27.66 June 8, 2031 21,520 Acquired
May 12, 2021 GILD Non-qualified Stock Option (Right to Buy) Common Stock (14,665) $67.45 May 12, 2031 14,665 Acquired
May 12, 2021 GILD Restricted Stock Unit Common Stock (2,223) 2,223 Acquired
April 28, 2021 MRNA Restricted Stock Units Common Stock (703) $0.00 703 Acquired
April 28, 2021 MRNA Stock Option (Right to Buy) Common Stock (4,081) $178.68 April 28, 2031 4,081 Acquired
Jan. 28, 2021 GILD Restricted Stock Unit Common Stock (632) 632 Disposed
Nov. 18, 2020 OLMA Stock Option (Right to Buy) Common Stock (86,083) $19.00 Nov. 17, 2030 86,083 Acquired
May 6, 2020 GILD Non-qualified Stock Option (Right to Buy) Common Stock (7,886) $77.47 May 6, 2030 7,886 Acquired
May 6, 2020 GILD Restricted Stock Unit Common Stock (1,936) 1,936 Acquired
April 29, 2020 MRNA Stock Option (Right to Buy) Common Stock (18,270) $46.37 April 29, 2030 18,270 Acquired
April 29, 2020 MRNA Stock Option (Right to Buy) Common Stock (17,195) $46.37 April 29, 2030 17,195 Acquired
Jan. 28, 2020 GILD Restricted Stock Unit Common Stock (632) 632 Acquired
Jan. 28, 2020 GILD Non-qualified Stock Option (Right to Buy) Common Stock (3,837) $64.36 Jan. 28, 2030 3,837 Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).