Callos Andrew

Officer · CYTK

As of 2026-09-16, Callos Andrew has 90 Form 4 transactions on record across 1 company — 71 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 June in multiple years since 2025 — a recurring calendar cadence, more consistent with scheduled activity than a one-off decision.

Trades by company

CYTK · 90 trades
2026-08-31: Sale, 10,000 sh ($702K)2026-08-31: Option exercise, 10,000 sh ($233K)2026-08-31: Option exercise, 10,000 sh ($0)2026-07-30: Sale, 14,000 sh ($1.1M)2026-07-30: Option exercise, 14,000 sh ($326K)2026-07-30: Option exercise, 14,000 sh ($0)2026-07-01: Sale, 15,000 sh ($1.3M)2026-07-01: Option exercise, 15,000 sh ($349K)2026-07-01: Option exercise, 15,000 sh ($0)2026-06-01: Sale, 15,000 sh ($1.1M)2026-06-01: Option exercise, 15,000 sh ($349K)2026-06-01: Option exercise, 15,000 sh ($0)2026-05-05: Sale, 11,333 sh ($875K)2026-05-05: Option exercise, 11,333 sh ($443K)2026-05-05: Option exercise, 11,333 sh ($0)2026-05-01: Sale, 15,857 sh ($1.0M)2026-05-01: Option exercise, 15,857 sh ($597K)2026-05-01: Option exercise, 15,857 sh ($0)2026-04-30: Sale, 15,000 sh ($949K)2026-04-30: Option exercise, 15,000 sh ($349K)2026-04-30: Option exercise, 15,000 sh ($0)2026-04-15: Sale, 7,449 sh ($492K)2026-03-31: Sale, 3,639 sh ($237K)2026-03-18: Sale, 1,930 sh ($120K)2026-03-17: Sale, 5,626 sh ($350K)2026-03-17: Sale, 2,916 sh ($181K)2026-03-16: Sale, 1,709 sh ($104K)2026-03-15: Award / grant, 20,646 sh ($0)2026-03-15: Award / grant, 29,480 sh ($0)2026-03-15: Award / grant, 1,665 sh ($0)2026-03-15: Award / grant, 13,320 sh ($0)2026-03-09: Sale, 2,582 sh ($157K)2026-03-05: Sale, 15,000 sh ($928K)2026-03-05: Sale, 11,000 sh ($681K)2026-03-05: Option exercise, 11,000 sh ($430K)2026-03-05: Option exercise, 15,000 sh ($349K)2026-03-05: Option exercise, 15,000 sh ($0)2026-03-05: Option exercise, 11,000 sh ($0)2026-03-02: Sale, 886 sh ($55K)2026-03-02: Option exercise, 886 sh ($33K)2026-03-02: Option exercise, 886 sh ($0)2026-02-05: Sale, 15,000 sh ($929K)2026-02-05: Option exercise, 15,000 sh ($349K)2026-02-05: Option exercise, 15,000 sh ($0)2026-02-02: Sale, 886 sh ($55K)2026-02-02: Option exercise, 886 sh ($33K)2026-02-02: Option exercise, 886 sh ($0)2026-01-05: Sale, 15,000 sh ($904K)2026-01-05: Option exercise, 15,000 sh ($349K)2026-01-05: Option exercise, 15,000 sh ($0)2026-01-02: Sale, 913 sh ($57K)2026-01-02: Sale, 885 sh ($56K)2026-01-02: Option exercise, 885 sh ($33K)2026-01-02: Option exercise, 885 sh ($0)2025-12-29: Sale, 1,809 sh ($113K)2025-12-22: Withheld for tax, 675 sh ($42K)2025-12-22: Award / grant, 1,588 sh ($0)2025-12-22: Award / grant, 1,589 sh ($0)2025-12-08: Sale, 1,042 sh ($69K)2025-12-08: Option exercise, 1,042 sh ($41K)2025-12-08: Option exercise, 1,042 sh ($0)2025-12-05: Sale, 52,486 sh ($3.5M)2025-12-05: Option exercise, 15,858 sh ($597K)2025-12-05: Option exercise, 11,000 sh ($430K)2025-12-05: Option exercise, 10,628 sh ($400K)2025-12-05: Option exercise, 15,000 sh ($349K)2025-12-05: Option exercise, 10,628 sh ($0)2025-12-05: Option exercise, 15,000 sh ($0)2025-12-05: Option exercise, 15,858 sh ($0)2025-12-05: Option exercise, 11,000 sh ($0)2025-12-03: Withheld for tax, 1,368 sh ($89K)2025-06-05: Sale, 8,659 sh ($277K)2025-05-05: Sale, 4,002 sh ($147K)2025-04-07: Sale, 2,886 sh ($103K)2025-03-17: Sale, 20,900 sh ($943K)2025-03-17: Option exercise, 20,900 sh ($486K)2025-03-17: Sale, 2,775 sh ($123K)2025-03-17: Option exercise, 20,900 sh ($0)2025-03-14: Sale, 100 sh ($5K)2025-03-14: Option exercise, 100 sh ($2K)2025-03-14: Award / grant, 47,593 sh ($0)2025-03-14: Award / grant, 2,749 sh ($0)2025-03-14: Award / grant, 32,687 sh ($0)2025-03-14: Option exercise, 100 sh ($0)2025-03-13: Sale, 26,771 sh ($1.2M)2025-03-06: Sale, 3,341 sh ($145K)2025-03-03: Sale, 1,114 sh ($48K)2024-12-03: Withheld for tax, 1,351 sh ($70K)2024-12-03: Award / grant, 3,176 sh ($0)2024-12-03: Award / grant, 3,177 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-08-31CYTKSale10,000 @ $70.24$702K−14.6% of holding58,555Form 4
2026-07-30CYTKSale14,000 @ $79.88$1.1M−19.3% of holding58,555Form 4
2026-07-01CYTKSale15,000 @ $85.80$1.3M−20.4% of holding58,555Form 4
2026-06-01CYTKSale15,000 @ $74.08$1.1M−20.4% of holding58,555Form 4
2026-05-05CYTKSale11,333 @ $77.25$875K−16.2% of holding58,555Form 4
2026-05-01CYTKSale15,857 @ $65.00$1.0M−21.3% of holding58,555Form 4
2026-04-30CYTKSale15,000 @ $63.26$949K−20.4% of holding58,555Form 4
2026-04-15CYTKSale7,449 @ $66.02$492K−11.3% of holding58,555Form 4
2026-03-31CYTKSale3,639 @ $65.00$237K−5.2% of holding66,004Form 4
2026-03-18CYTKSale1,930 @ $62.07$120K−2.4% of holding78,185Form 4
2026-03-17CYTKSale5,626 @ $62.15$350K−7.0% of holding74,489Form 4
2026-03-17CYTKSale2,916 @ $62.15$181K−3.9% of holding71,573Form 4
2026-03-16CYTKSale1,709 @ $61.03$104K−3.6% of holding46,149Form 4
2026-03-09CYTKSale2,582 @ $60.72$157K−5.1% of holding47,858Form 4
2026-03-05CYTKSale15,000 @ $61.87$928K−19.6% of holding61,440Form 4
2026-03-05CYTKSale11,000 @ $61.88$681K−17.9% of holding50,440Form 4
2026-03-02CYTKSale886 @ $61.62$55K−1.7% of holding50,440Form 4
2026-02-05CYTKSale15,000 @ $61.93$929K−22.9% of holding50,440Form 4
2026-02-02CYTKSale886 @ $62.10$55K−1.7% of holding50,440Form 4
2026-01-05CYTKSale15,000 @ $60.28$904K−22.9% of holding50,440Form 4
2026-01-02CYTKSale913 @ $62.09$57K−1.8% of holding50,440Form 4
2026-01-02CYTKSale885 @ $63.16$56K−1.7% of holding50,440Form 4
2025-12-29CYTKSale1,809 @ $62.44$113K−3.4% of holding51,353Form 4
2025-12-08CYTKSale1,042 @ $65.96$69K−2.0% of holding50,660Form 4
2025-12-05CYTKSale52,486 @ $65.95$3.5M−50.9% of holding50,660Form 4
2025-06-05CYTKSale8,659 @ $32.04$277K−14.3% of holding52,028Form 4
2025-05-05CYTKSale4,002 @ $36.68$147K−6.2% of holding60,687Form 4
2025-04-07CYTKSale2,886 @ $35.78$103K−4.3% of holding64,689Form 4
2025-03-17CYTKSale20,900 @ $45.14$943K−35.7% of holding37,663Form 4
2025-03-17CYTKSale2,775 @ $44.38$123K−7.4% of holding34,888Form 4
2025-03-14CYTKSale100 @ $45.00$5K−0.3% of holding37,663Form 4
2025-03-13CYTKSale26,771 @ $43.62$1.2M−41.5% of holding37,663Form 4
2025-03-06CYTKSale3,341 @ $43.27$145K−4.9% of holding64,434Form 4
2025-03-03CYTKSale1,114 @ $42.88$48K−1.6% of holding67,775Form 4
56 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-08-31CYTKOption exercise10,00068,555Form 4
2026-08-31CYTKOption exercise10,0000Form 4
2026-07-30CYTKOption exercise14,00072,555Form 4
2026-07-30CYTKOption exercise14,00010,000Form 4
2026-07-01CYTKOption exercise15,00073,555Form 4
2026-07-01CYTKOption exercise15,00024,000Form 4
2026-06-01CYTKOption exercise15,00073,555Form 4
2026-06-01CYTKOption exercise15,00039,000Form 4
2026-05-05CYTKOption exercise11,33369,888Form 4
2026-05-05CYTKOption exercise11,33313,070Form 4
2026-05-01CYTKOption exercise15,85774,412Form 4
2026-05-01CYTKOption exercise15,8570Form 4
2026-04-30CYTKOption exercise15,00073,555Form 4
2026-04-30CYTKOption exercise15,00054,000Form 4
2026-03-15CYTKAward / grant20,64668,504Form 4
2026-03-15CYTKAward / grant29,48029,480Form 4
2026-03-15CYTKAward / grant1,6651,665Form 4
2026-03-15CYTKAward / grant13,32081,824Form 4
2026-03-05CYTKOption exercise11,00076,440Form 4
2026-03-05CYTKOption exercise15,00065,440Form 4
2026-03-05CYTKOption exercise15,00069,000Form 4
2026-03-05CYTKOption exercise11,00024,403Form 4
2026-03-02CYTKOption exercise88651,326Form 4
2026-03-02CYTKOption exercise8860Form 4
2026-02-05CYTKOption exercise15,00065,440Form 4
2026-02-05CYTKOption exercise15,00084,000Form 4
2026-02-02CYTKOption exercise88651,326Form 4
2026-02-02CYTKOption exercise886886Form 4
2026-01-05CYTKOption exercise15,00065,440Form 4
2026-01-05CYTKOption exercise15,00099,000Form 4
2026-01-02CYTKOption exercise88551,325Form 4
2026-01-02CYTKOption exercise8851,772Form 4
2025-12-22CYTKWithheld for tax67553,162Form 4
2025-12-22CYTKAward / grant1,58853,837Form 4
2025-12-22CYTKAward / grant1,58952,249Form 4
2025-12-08CYTKOption exercise1,04251,702Form 4
2025-12-08CYTKOption exercise1,04235,403Form 4
2025-12-05CYTKOption exercise15,85892,518Form 4
2025-12-05CYTKOption exercise11,00076,660Form 4
2025-12-05CYTKOption exercise10,628103,146Form 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.