Lake Katrina

Director · SFIX

As of 2026-09-16, Lake Katrina has 41 Form 4 transactions on record across 1 company — 9 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 December in multiple years since 2024 — a recurring calendar cadence, more consistent with scheduled activity than a one-off decision.

Reconstructed holdings

Direct: $0Indirect: $20.9M$20.9Mas of 2026-09-16
  • Direct $0
  • Indirect $20.9M
SFIXindirect7,196,553 sh$20.9M

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

SFIX · 41 trades
2026-02-02: Sale, 8,835 sh ($44K)2026-02-02: Conversion, 8,835 sh ($0)2026-02-02: Conversion, 8,835 sh ($0)2026-01-02: Sale, 101,150 sh ($514K)2026-01-02: Conversion, 101,150 sh ($0)2026-01-02: Conversion, 101,150 sh ($0)2025-12-05: Sale, 303,450 sh ($1.6M)2025-12-05: Conversion, 303,450 sh ($0)2025-12-05: Conversion, 303,450 sh ($0)2025-09-02: Sale, 101,150 sh ($513K)2025-09-02: Sale, 51,205 sh ($258K)2025-09-02: Conversion, 51,205 sh ($0)2025-09-02: Conversion, 51,205 sh ($0)2025-09-02: Conversion, 101,150 sh ($0)2025-09-02: Conversion, 101,150 sh ($0)2025-08-13: Sale, 101,150 sh ($509K)2025-08-13: Sale, 50,000 sh ($251K)2025-08-13: Conversion, 101,150 sh ($0)2025-08-13: Conversion, 50,000 sh ($0)2025-08-13: Conversion, 101,150 sh ($0)2025-08-13: Conversion, 50,000 sh ($0)2025-07-23: Sale, 151,115 sh ($783K)2025-07-23: Conversion, 151,115 sh ($0)2025-07-23: Conversion, 151,115 sh ($0)2025-07-22: Sale, 253,485 sh ($1.3M)2025-07-22: Sale, 200,000 sh ($1.0M)2025-07-22: Gift, 200,000 sh ($728K)2025-07-22: Gift, 200,000 sh ($728K)2025-07-22: Option exercise, 150,000 sh ($546K)2025-07-22: Option exercise, 150,000 sh ($546K)2025-07-22: Option exercise, 50,000 sh ($182K)2025-07-22: Option exercise, 50,000 sh ($182K)2025-07-22: Conversion, 253,485 sh ($0)2025-07-22: Conversion, 253,485 sh ($0)2024-12-11: Sale, 653,581 sh ($3.8M)2024-12-11: Sale, 50,002 sh ($294K)2024-12-11: Sale, 21,419 sh ($136K)2024-12-11: Conversion, 675,000 sh ($0)2024-12-11: Conversion, 40,445 sh ($0)2024-12-11: Conversion, 675,000 sh ($0)2024-12-11: Conversion, 40,445 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-02-02SFIXSale8,835 @ $5.01$44K−100.0% of holding0Form 4
2026-01-02SFIXSale101,150 @ $5.08$514K−100.0% of holding0Form 4
2025-12-05SFIXSale303,450 @ $5.19$1.6M−100.0% of holding0Form 4
2025-09-02SFIXSale101,150 @ $5.07$513K−100.0% of holding0Form 4
2025-09-02SFIXSale51,205 @ $5.04$258K−100.0% of holding0Form 4
2025-08-13SFIXSale101,150 @ $5.03$509K−100.0% of holding0Form 4
2025-08-13SFIXSale50,000 @ $5.02$251K−100.0% of holding0Form 4
2025-07-23SFIXSale151,115 @ $5.18$783K−100.0% of holding0Form 4
2025-07-22SFIXSale253,485 @ $5.06$1.3M−100.0% of holding0Form 4
2025-07-22SFIXSale200,000 @ $5.06$1.0M−100.0% of holding0Form 4
2024-12-11SFIXSale653,581 @ $5.75$3.8M−96.8% of holding21,419Form 4
2024-12-11SFIXSale50,002 @ $5.87$294K−100.0% of holding0Form 4
2024-12-11SFIXSale21,419 @ $6.37$136K−100.0% of holding0Form 4
28 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-02-02SFIXConversion8,8358,835Form 4
2026-02-02SFIXConversion8,8357,196,553Form 4
2026-01-02SFIXConversion101,1507,205,388Form 4
2026-01-02SFIXConversion101,150101,150Form 4
2025-12-05SFIXConversion303,4507,306,538Form 4
2025-12-05SFIXConversion303,450303,450Form 4
2025-09-02SFIXConversion51,20551,205Form 4
2025-09-02SFIXConversion51,2050Form 4
2025-09-02SFIXConversion101,150101,150Form 4
2025-09-02SFIXConversion101,1507,609,988Form 4
2025-08-13SFIXConversion101,1507,711,138Form 4
2025-08-13SFIXConversion50,00050,000Form 4
2025-08-13SFIXConversion101,150101,150Form 4
2025-08-13SFIXConversion50,00051,205Form 4
2025-07-23SFIXConversion151,115151,115Form 4
2025-07-23SFIXConversion151,1157,812,288Form 4
2025-07-22SFIXGift200,000200,000Form 4
2025-07-22SFIXGift200,0000Form 4
2025-07-22SFIXOption exercise150,000150,000Form 4
2025-07-22SFIXOption exercise150,0000Form 4
2025-07-22SFIXOption exercise50,0000Form 4
2025-07-22SFIXOption exercise50,000200,000Form 4
2025-07-22SFIXConversion253,485253,485Form 4
2025-07-22SFIXConversion253,4857,963,403Form 4
2024-12-11SFIXConversion675,0008,216,888Form 4
2024-12-11SFIXConversion40,445101,205Form 4
2024-12-11SFIXConversion675,000675,000Form 4
2024-12-11SFIXConversion40,44550,002Form 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.