Gibson Christopher

Director · Officer · RXRX, PACB

As of 2026-09-16, Gibson Christopher has 118 Form 4 transactions on record across 2 companies — 69 in the trailing 12 months.

Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.

Pattern in the record: open-market sales filed in March in multiple years since 2025 — a recurring calendar cadence, more consistent with scheduled activity than a one-off decision.

Reconstructed holdings

Direct: $13.7MIndirect: $160K$13.9Mas of 2026-09-16
  • Direct $13.7M
  • Indirect $160K
RXRXdirect4,263,334 sh$13.6M
RXRXindirect50,000 sh$160K
PACBdirect74,497 sh$100K

Reconstructed from this person's own Form 4 filings — the total each filing reported owning afterward, priced at the close on the as-of date shown. A filed position can lag the real one.

Direct and indirect holdings (e.g. through a trust or fund) are tagged separately, as filed.

Trades by company

RXRX · 113 trades
2026-06-05: Sale, 40,000 sh ($145K)2026-06-05: Conversion, 40,000 sh ($0)2026-06-05: Conversion, 40,000 sh ($0)2026-05-22: Sale, 40,000 sh ($123K)2026-05-22: Conversion, 40,000 sh ($0)2026-05-22: Conversion, 40,000 sh ($0)2026-05-15: Withheld for tax, 22,821 sh ($69K)2026-05-07: Sale, 40,000 sh ($135K)2026-05-07: Conversion, 60,000 sh ($0)2026-05-07: Gift, 20,000 sh ($0)2026-05-07: Conversion, 60,000 sh ($0)2026-04-22: Sale, 40,000 sh ($144K)2026-04-22: Conversion, 40,000 sh ($0)2026-04-22: Conversion, 40,000 sh ($0)2026-04-07: Sale, 40,000 sh ($124K)2026-04-07: Conversion, 40,000 sh ($0)2026-04-07: Conversion, 40,000 sh ($0)2026-03-23: Sale, 40,000 sh ($130K)2026-03-23: Conversion, 40,000 sh ($0)2026-03-23: Conversion, 40,000 sh ($0)2026-03-09: Gift, 20,000 sh ($0)2026-03-09: Conversion, 20,000 sh ($0)2026-03-09: Conversion, 20,000 sh ($0)2026-02-19: Sale, 40,000 sh ($138K)2026-02-19: Conversion, 40,000 sh ($0)2026-02-19: Conversion, 40,000 sh ($0)2026-02-17: Withheld for tax, 27,265 sh ($95K)2026-02-06: Withheld for tax, 10,364 sh ($37K)2026-02-06: Award / grant, 30,346 sh ($0)2026-02-04: Sale, 40,000 sh ($165K)2026-02-04: Conversion, 40,000 sh ($0)2026-02-04: Conversion, 40,000 sh ($0)2026-01-20: Sale, 40,000 sh ($179K)2026-01-20: Conversion, 40,000 sh ($0)2026-01-20: Conversion, 40,000 sh ($0)2026-01-05: Sale, 40,000 sh ($170K)2026-01-05: Conversion, 60,000 sh ($0)2026-01-05: Gift, 20,000 sh ($0)2026-01-05: Conversion, 60,000 sh ($0)2025-12-19: Sale, 40,000 sh ($180K)2025-12-19: Conversion, 40,000 sh ($0)2025-12-19: Conversion, 40,000 sh ($0)2025-12-04: Sale, 40,000 sh ($185K)2025-12-04: Conversion, 60,000 sh ($0)2025-12-04: Gift, 20,000 sh ($0)2025-12-04: Conversion, 60,000 sh ($0)2025-11-19: Sale, 40,000 sh ($166K)2025-11-19: Conversion, 40,000 sh ($0)2025-11-19: Conversion, 40,000 sh ($0)2025-11-17: Withheld for tax, 40,390 sh ($167K)2025-11-04: Sale, 40,000 sh ($208K)2025-11-04: Conversion, 60,000 sh ($0)2025-11-04: Gift, 20,000 sh ($0)2025-11-04: Conversion, 60,000 sh ($0)2025-10-23: Sale, 100,000 sh ($570K)2025-10-23: Conversion, 100,000 sh ($0)2025-10-23: Conversion, 100,000 sh ($0)2025-10-10: Sale, 100,000 sh ($604K)2025-10-10: Conversion, 120,000 sh ($0)2025-10-10: Conversion, 120,000 sh ($0)2025-10-10: Gift, 20,000 sh ($0)2025-09-25: Sale, 100,000 sh ($476K)2025-09-25: Conversion, 0 sh ($0)2025-09-25: Conversion, 100,000 sh ($0)2025-09-10: Sale, 100,000 sh ($471K)2025-09-10: Conversion, 120,000 sh ($0)2025-09-10: Conversion, 120,000 sh ($0)2025-09-10: Gift, 20,000 sh ($0)2025-08-26: Sale, 100,000 sh ($484K)2025-08-26: Conversion, 100,000 sh ($0)2025-08-26: Conversion, 100,000 sh ($0)2025-08-15: Withheld for tax, 40,390 sh ($228K)2025-08-11: Sale, 500,300 sh ($2.6M)2025-08-11: Sale, 100,000 sh ($528K)2025-08-11: Sale, 17,875 sh ($94K)2025-08-11: Conversion, 423,666 sh ($0)2025-08-11: Conversion, 17,875 sh ($0)2025-08-11: Conversion, 100,000 sh ($0)2025-08-11: Gift, 10,000 sh ($0)2025-08-11: Conversion, 17,875 sh ($0)2025-08-11: Conversion, 423,666 sh ($0)2025-08-11: Conversion, 100,000 sh ($0)2025-05-15: Withheld for tax, 36,197 sh ($154K)2025-03-27: Sale, 138,574 sh ($837K)2025-03-06: Sale, 20,000 sh ($127K)2025-03-06: Conversion, 20,000 sh ($0)2025-03-06: Conversion, 20,000 sh ($0)2025-03-05: Sale, 20,000 sh ($132K)2025-03-05: Conversion, 20,000 sh ($0)2025-03-05: Conversion, 20,000 sh ($0)2025-02-18: Withheld for tax, 17,132 sh ($182K)2025-02-06: Sale, 20,000 sh ($162K)2025-02-06: Conversion, 20,000 sh ($0)2025-02-06: Conversion, 20,000 sh ($0)2025-02-05: Sale, 20,000 sh ($154K)2025-02-05: Conversion, 20,000 sh ($0)2025-02-05: Conversion, 20,000 sh ($0)2025-02-03: Withheld for tax, 5,569 sh ($40K)2025-02-03: Award / grant, 1,050,567 sh ($0)2025-02-03: Award / grant, 16,809 sh ($0)2025-02-03: Award / grant, 525,283 sh ($0)2025-01-10: Sale, 20,000 sh ($141K)2025-01-10: Conversion, 20,000 sh ($0)2025-01-10: Conversion, 20,000 sh ($0)2025-01-08: Sale, 20,000 sh ($146K)2025-01-08: Conversion, 20,000 sh ($0)2025-01-08: Conversion, 20,000 sh ($0)2024-12-05: Sale, 20,000 sh ($142K)2024-12-05: Conversion, 20,000 sh ($0)2024-12-05: Conversion, 20,000 sh ($0)2024-12-04: Sale, 20,000 sh ($143K)2024-12-04: Conversion, 20,000 sh ($0)2024-12-04: Conversion, 20,000 sh ($0)
PACB · 5 trades
2026-06-03: Award / grant, 74,497 sh ($0)2026-04-08: Award / grant, 77,842 sh ($0)2026-04-08: Award / grant, 57,473 sh ($0)2026-03-03: Award / grant, 53,913 sh ($0)2026-03-03: Award / grant, 73,087 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-06-05RXRXSale40,000 @ $3.62$145K−4.3% of holding883,735Form 4
2026-05-22RXRXSale40,000 @ $3.08$123K−4.3% of holding883,735Form 4
2026-05-07RXRXSale40,000 @ $3.37$135K−4.1% of holding926,556Form 4
2026-04-22RXRXSale40,000 @ $3.61$144K−4.2% of holding906,556Form 4
2026-04-07RXRXSale40,000 @ $3.10$124K−4.2% of holding906,556Form 4
2026-03-23RXRXSale40,000 @ $3.25$130K−4.2% of holding906,556Form 4
2026-02-19RXRXSale40,000 @ $3.46$138K−4.2% of holding906,556Form 4
2026-02-04RXRXSale40,000 @ $4.12$165K−4.2% of holding913,839Form 4
2026-01-20RXRXSale40,000 @ $4.47$179K−4.2% of holding913,839Form 4
2026-01-05RXRXSale40,000 @ $4.25$170K−4.1% of holding933,839Form 4
2025-12-19RXRXSale40,000 @ $4.50$180K−4.2% of holding913,839Form 4
2025-12-04RXRXSale40,000 @ $4.63$185K−4.1% of holding933,839Form 4
2025-11-19RXRXSale40,000 @ $4.16$166K−4.2% of holding913,839Form 4
2025-11-04RXRXSale40,000 @ $5.21$208K−3.9% of holding974,229Form 4
2025-10-23RXRXSale100,000 @ $5.70$570K−9.5% of holding954,229Form 4
2025-10-10RXRXSale100,000 @ $6.04$604K−9.3% of holding974,229Form 4
2025-09-25RXRXSale100,000 @ $4.76$476K−9.5% of holding954,229Form 4
2025-09-10RXRXSale100,000 @ $4.71$471K−9.3% of holding974,229Form 4
2025-08-26RXRXSale100,000 @ $4.84$484K−9.5% of holding954,229Form 4
2025-08-11RXRXSale500,300 @ $5.28$2.6M−33.2% of holding1,004,619Form 4
2025-08-11RXRXSale100,000 @ $5.28$528K−100.0% of holding0Form 4
2025-08-11RXRXSale17,875 @ $5.28$94K−100.0% of holding0Form 4
2025-03-27RXRXSale138,574 @ $6.04$837K−11.0% of holding1,117,450Form 4
2025-03-06RXRXSale20,000 @ $6.37$127K−1.6% of holding1,256,024Form 4
2025-03-05RXRXSale20,000 @ $6.58$132K−1.6% of holding1,256,024Form 4
2025-02-06RXRXSale20,000 @ $8.12$162K−1.5% of holding1,273,156Form 4
2025-02-05RXRXSale20,000 @ $7.68$154K−1.5% of holding1,273,156Form 4
2025-01-10RXRXSale20,000 @ $7.05$141K−2.6% of holding736,633Form 4
2025-01-08RXRXSale20,000 @ $7.31$146K−2.6% of holding736,633Form 4
2024-12-05RXRXSale20,000 @ $7.12$142K−2.6% of holding736,633Form 4
2024-12-04RXRXSale20,000 @ $7.16$143K−2.6% of holding736,633Form 4
87 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-06-05RXRXConversion40,000923,735Form 4
2026-06-05RXRXConversion40,0004,263,334Form 4
2026-06-03PACBAward / grant74,49774,497Form 4
2026-05-22RXRXConversion40,0004,303,334Form 4
2026-05-22RXRXConversion40,000923,735Form 4
2026-05-15RXRXWithheld for tax22,821883,735Form 4
2026-05-07RXRXConversion60,000966,556Form 4
2026-05-07RXRXGift20,000906,556Form 4
2026-05-07RXRXConversion60,0004,343,334Form 4
2026-04-22RXRXConversion40,0004,403,334Form 4
2026-04-22RXRXConversion40,000946,556Form 4
2026-04-08PACBAward / grant77,84277,842Form 4
2026-04-08PACBAward / grant57,473111,386Form 4
2026-04-07RXRXConversion40,0004,443,334Form 4
2026-04-07RXRXConversion40,000946,556Form 4
2026-03-23RXRXConversion40,0004,483,334Form 4
2026-03-23RXRXConversion40,000946,556Form 4
2026-03-09RXRXGift20,000906,556Form 4
2026-03-09RXRXConversion20,0004,523,334Form 4
2026-03-09RXRXConversion20,000926,556Form 4
2026-03-03PACBAward / grant53,91353,913Form 4
2026-03-03PACBAward / grant73,08773,087Form 4
2026-02-19RXRXConversion40,0004,543,334Form 4
2026-02-19RXRXConversion40,000946,556Form 4
2026-02-17RXRXWithheld for tax27,265906,556Form 4
2026-02-06RXRXWithheld for tax10,364933,821Form 4
2026-02-06RXRXAward / grant30,346944,185Form 4
2026-02-04RXRXConversion40,0004,583,334Form 4
2026-02-04RXRXConversion40,000953,839Form 4
2026-01-20RXRXConversion40,0004,623,334Form 4
2026-01-20RXRXConversion40,000953,839Form 4
2026-01-05RXRXConversion60,0004,663,334Form 4
2026-01-05RXRXGift20,000913,839Form 4
2026-01-05RXRXConversion60,000973,839Form 4
2025-12-19RXRXConversion40,0004,723,334Form 4
2025-12-19RXRXConversion40,000953,839Form 4
2025-12-04RXRXConversion60,0004,763,334Form 4
2025-12-04RXRXGift20,000913,839Form 4
2025-12-04RXRXConversion60,000973,839Form 4
2025-11-19RXRXConversion40,0004,823,334Form 4

Source: SEC Form 4 filings. Each row links to its original filing.

Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.