Lin Xichen

Officer · GPCR

As of 2026-09-16, Lin Xichen has 39 Form 4 transactions on record across 1 company — 34 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.

Trades by company

GPCR · 39 trades
2026-09-01: Sale, 4,539 sh ($214K)2026-09-01: Sale, 1,300 sh ($60K)2026-09-01: Option exercise, 17,817 sh ($6K)2026-09-01: Sale, 100 sh ($5K)2026-09-01: Conversion, 5,939 sh ($0)2026-09-01: Option exercise, 17,817 sh ($0)2026-09-01: Conversion, 17,817 sh ($0)2026-08-18: Sale, 3,020 sh ($160K)2026-08-18: Sale, 519 sh ($28K)2026-08-18: Sale, 400 sh ($22K)2026-08-18: Option exercise, 11,817 sh ($4K)2026-08-18: Conversion, 3,939 sh ($0)2026-08-18: Option exercise, 11,817 sh ($0)2026-08-18: Conversion, 11,817 sh ($0)2026-08-04: Sale, 3,100 sh ($153K)2026-08-04: Sale, 839 sh ($42K)2026-08-04: Option exercise, 11,817 sh ($4K)2026-08-04: Conversion, 11,817 sh ($0)2026-08-04: Conversion, 3,939 sh ($0)2026-08-04: Option exercise, 11,817 sh ($0)2026-07-14: Sale, 6,278 sh ($319K)2026-07-14: Sale, 1,600 sh ($83K)2026-07-14: Option exercise, 23,634 sh ($8K)2026-07-14: Conversion, 23,634 sh ($0)2026-07-14: Option exercise, 23,634 sh ($0)2026-07-14: Conversion, 7,878 sh ($0)2026-06-25: Sale, 7,878 sh ($387K)2026-06-25: Option exercise, 23,634 sh ($8K)2026-06-25: Conversion, 7,878 sh ($0)2026-06-25: Option exercise, 23,634 sh ($0)2026-06-25: Conversion, 23,634 sh ($0)2026-03-19: Award / grant, 53,703 sh ($0)2026-03-19: Award / grant, 43,368 sh ($0)2026-03-03: Withheld for tax, 18,735 sh ($393K)2025-07-01: Withheld for tax, 12,846 sh ($88K)2025-07-01: Award / grant, 57,078 sh ($0)2025-03-15: Award / grant, 80,829 sh ($0)2025-03-15: Award / grant, 196,386 sh ($0)2025-03-01: Withheld for tax, 6,441 sh ($51K)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-09-01GPCRSale4,539 @ $47.20$214K−97.8% of holding100Form 4
2026-09-01GPCRSale1,300 @ $45.86$60K−21.9% of holding4,639Form 4
2026-09-01GPCRSale100 @ $47.83$5K−100.0% of holding0Form 4
2026-08-18GPCRSale3,020 @ $53.13$160K−76.7% of holding919Form 4
2026-08-18GPCRSale519 @ $54.20$28K−56.5% of holding400Form 4
2026-08-18GPCRSale400 @ $55.05$22K−100.0% of holding0Form 4
2026-08-04GPCRSale3,100 @ $49.29$153K−78.7% of holding839Form 4
2026-08-04GPCRSale839 @ $50.03$42K−100.0% of holding0Form 4
2026-07-14GPCRSale6,278 @ $50.80$319K−79.7% of holding1,600Form 4
2026-07-14GPCRSale1,600 @ $51.71$83K−100.0% of holding0Form 4
2026-06-25GPCRSale7,878 @ $49.08$387K−100.0% of holding0Form 4
28 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-09-01GPCROption exercise17,817246,777Form 4
2026-09-01GPCRConversion5,9395,939Form 4
2026-09-01GPCROption exercise17,817125,081Form 4
2026-09-01GPCRConversion17,817228,960Form 4
2026-08-18GPCROption exercise11,817240,777Form 4
2026-08-18GPCRConversion3,9393,939Form 4
2026-08-18GPCROption exercise11,817142,898Form 4
2026-08-18GPCRConversion11,817228,960Form 4
2026-08-04GPCROption exercise11,817240,777Form 4
2026-08-04GPCRConversion11,817228,960Form 4
2026-08-04GPCRConversion3,9393,939Form 4
2026-08-04GPCROption exercise11,817154,715Form 4
2026-07-14GPCROption exercise23,634252,594Form 4
2026-07-14GPCRConversion23,634228,960Form 4
2026-07-14GPCROption exercise23,634166,532Form 4
2026-07-14GPCRConversion7,8787,878Form 4
2026-06-25GPCROption exercise23,634252,594Form 4
2026-06-25GPCRConversion7,8787,878Form 4
2026-06-25GPCROption exercise23,634190,166Form 4
2026-06-25GPCRConversion23,634228,960Form 4
2026-03-19GPCRAward / grant53,70353,703Form 4
2026-03-19GPCRAward / grant43,368228,960Form 4
2026-03-03GPCRWithheld for tax18,735185,592Form 4
2025-07-01GPCRWithheld for tax12,846204,327Form 4
2025-07-01GPCRAward / grant57,078217,173Form 4
2025-03-15GPCRAward / grant80,829166,536Form 4
2025-03-15GPCRAward / grant196,386196,386Form 4
2025-03-01GPCRWithheld for tax6,441160,095Form 4

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

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