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Signal8

Yang Rick

SEC insider (Form 3/4/5 filer). CIK 0001851328. 10% Owner at Korro Bio, Inc. (KRRO) and 3 other issuers. 25 reported Form 4/5 transactions since Sep 2024; latest on Mar 10, 2026. Located in MENLO PARK, CA.

Companies Yang Rick has filed insider reports for

  • Korro Bio, Inc. (KRRO): 10% Owner
  • SpyGlass Pharma, Inc. (SGP): 10% Owner
  • NeueHealth, Inc. (NEUE): 10% Owner
  • MBX Biosciences, Inc. (MBX): 10% Owner
Yang Rick profile photo

Yang Rick

CIK: 0001851328

Transaction Breakdown

Open Market Buys (P)5 (20.0%)

High conviction signal

Open Market Sales (S)3 (12.0%)

Position reduction

Option Exercises (M)2 (8.0%)

Derivative conversions

Awards (A)2 (8.0%)

Compensation grants

Other (G, F, J, C, D, …)13 (52.0%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (4)

Korro Bio, Inc. logo
KRRO

Korro Bio, Inc.

10% Owner
SpyGlass Pharma, Inc. logo
SGP

SpyGlass Pharma, Inc.

10% Owner
NeueHealth, Inc. logo
NEUE

NeueHealth, Inc.

10% Owner
MBX Biosciences, Inc. logo
MBX

MBX Biosciences, Inc.

10% Owner

Discretionary Trading P&L

Holdings

Transaction History (25 total)

  • Korro Bio, Inc. logo
    KRRO

    Korro Bio, Inc.

    Mar 10, 2026
    Purchase
    Indirect
    207.1K shares at avg. $11.11$2.3M
  • SpyGlass Pharma, Inc. logo
    SGP

    SpyGlass Pharma, Inc.

    Feb 9, 2026
    Conversion
    Indirect
    738K shares-
  • SpyGlass Pharma, Inc. logo
    SGP

    SpyGlass Pharma, Inc.

    Feb 9, 2026
    Conversion
    Indirect
    1.6M shares-
  • SpyGlass Pharma, Inc. logo
    SGP

    SpyGlass Pharma, Inc.

    Feb 9, 2026
    Purchase
    Indirect
    937.5K shares at avg. $16.00$15.0M
  • SpyGlass Pharma, Inc. logo
    SGP

    SpyGlass Pharma, Inc.

    Feb 9, 2026
    Conversion
    Indirect
    1.4M shares-
  • SpyGlass Pharma, Inc. logo
    SGP

    SpyGlass Pharma, Inc.

    Feb 9, 2026
    Conversion
    Indirect
    1.4M shares-
  • NeueHealth, Inc. logo
    NEUE

    NeueHealth, Inc.

    Oct 2, 2025
    Sale
    Indirect
    2.5K shares at avg. $6.75$17K
  • NeueHealth, Inc. logo
    NEUE

    NeueHealth, Inc.

    Oct 2, 2025
    In-the-Money
    Indirect
    1.7M shares at avg. $0.01$17K
  • NeueHealth, Inc. logo
    NEUE

    NeueHealth, Inc.

    Oct 2, 2025
    Exercise
    Indirect
    186.1K shares at avg. $0.01$2K
  • NeueHealth, Inc. logo
    NEUE

    NeueHealth, Inc.

    Oct 2, 2025
    Exercise
    Indirect
    124.1K shares at avg. $0.01$1K

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