Kim Hanjoon Alex

Chief Financial Officer at LABRANCHE & CO INC · on record since Apr 6, 2022
Chief Financial Officer at STANDARD BIOTOOLS INC. · on record since Jul 27, 2026

Insider trading activity of Kim Hanjoon Alex

Transactions on record: 31; since Apr 6, 2022

Open-market buys: 0

Open-market sells: 3; $4.1K

Companies traded: 2; last filing Aug 24, 2026

Figures computed from official regulatory filings — .

Companies where Kim Hanjoon Alex has traded

STANDARD BIOTOOLS INC.2 tx · $200.2K · Aug 24, 2026
LABRANCHE & CO INC29 tx · $121.9K · May 22, 2026

Track record of Kim Hanjoon Alex

Insufficient history for a statistical track record (fewer than 5 open-market buys).

Transaction history of Kim Hanjoon Alex

Co-insiders of Kim Hanjoon Alex

Burbach Gerhard FLABRANCHE & CO INC +1
Caligan Partners LPLABRANCHE & CO INC +1
Clague LauraLABRANCHE & CO INC +1
Colston BillLABRANCHE & CO INC +1
Egholm MichaelLABRANCHE & CO INC +1
JOG VIKRAMLABRANCHE & CO INC +1
JOHNSON DAVID EDWARDLABRANCHE & CO INC +1
Khadder NicholasLABRANCHE & CO INC +1
Kreger Bradley AllenLABRANCHE & CO INC +1
Mackay SeanLABRANCHE & CO INC +1
Paya Carlos VLABRANCHE & CO INC +1
BARTHELEMY NICOLASSTANDARD BIOTOOLS INC.
Biomedical Sciences Investment Fund Pte Ltd.STANDARD BIOTOOLS INC.
Black Jeffrey G.LABRANCHE & CO INC
BURKE WILLIAM J IIILABRANCHE & CO INC
Carey Thomas D.LABRANCHE & CO INC
Casdin Amplify Fund, LPLABRANCHE & CO INC
Casdin Capital, LLCLABRANCHE & CO INC
Casdin EliLABRANCHE & CO INC
Casdin Partners FO1-MSV, LPLABRANCHE & CO INC
Casdin Partners GP, LLCLABRANCHE & CO INC
Casdin Partners Master Fund, L.P.LABRANCHE & CO INC
CASDIN PRIVATE GROWTH EQUITY FUND GP, LLCLABRANCHE & CO INC
Casdin Private Growth Equity Fund II GP, LLCLABRANCHE & CO INC
Casdin Private Growth Equity Fund II, L.P.LABRANCHE & CO INC

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
STANDARD BIOTOOLS INC.Listing on record	Aug 24, 2026	Other	-28,195	0.67 USD	$18.9K		SEC
STANDARD BIOTOOLS INC.Listing on record	Jul 27, 2026	Other	-202,476	0.90 USD	$181.2K	Unusual size	SEC
LABRANCHE & CO INCListing unverified	May 22, 2026	Other	-18,871	1.00 USD	$18.9K		SEC
LABRANCHE & CO INCListing unverified	Apr 8, 2026	Exercise	70,183	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
LABRANCHE & CO INCListing unverified	Apr 8, 2026	ExerciseD (derivative)	-70,183	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
LABRANCHE & CO INCListing unverified	Apr 8, 2026	Award	323,173	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
LABRANCHE & CO INCListing unverified	Apr 8, 2026	AwardD (derivative)	727,140	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
LABRANCHE & CO INCListing unverified	Apr 8, 2026	Other	-21,301	0.91 USD	$19.3K		SEC
LABRANCHE & CO INCListing unverified	Feb 24, 2026	Other	-12,740	1.15 USD	$14.7K		SEC
LABRANCHE & CO INCListing unverified	Nov 24, 2025	Other	-12,739	1.28 USD	$16.3K		SEC
LABRANCHE & CO INCListing unverified	Aug 22, 2025	Other	-12,739	1.27 USD	$16.2K		SEC
LABRANCHE & CO INCListing unverified	Aug 5, 2025	Award	1,500,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
LABRANCHE & CO INCListing unverified	May 30, 2025	Other	-2,583	1.09 USD	$2.8K		SEC
LABRANCHE & CO INCListing unverified	May 28, 2025	Sell	-1,428	0.94 USD	$1.3K		SEC
LABRANCHE & CO INCListing unverified	May 27, 2025	Sell	-1,355	1.00 USD	$1.4K		SEC
LABRANCHE & CO INCListing unverified	May 22, 2025	Other	-6,364	1.05 USD	$6.7K		SEC
LABRANCHE & CO INCListing unverified	May 22, 2025	Sell	-1,407	1.03 USD	$1.4K		SEC
LABRANCHE & CO INCListing unverified	Apr 8, 2025	Exercise	70,183	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
LABRANCHE & CO INCListing unverified	Apr 8, 2025	ExerciseD (derivative)	-70,183	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
LABRANCHE & CO INCListing unverified	Apr 8, 2025	Other	-21,441	1.07 USD	$22.9K		SEC
LABRANCHE & CO INCListing unverified	Mar 24, 2025	Award	338,333	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
LABRANCHE & CO INCListing unverified	Mar 24, 2025	AwardD (derivative)	507,500	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
LABRANCHE & CO INCListing unverified	May 21, 2024	AwardD (derivative)	750,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
LABRANCHE & CO INCListing unverified	May 21, 2024	Award	333,333	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
LABRANCHE & CO INCListing unverified	Apr 5, 2024	ExerciseD (derivative)	-70,183	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
STANDARD BIOTOOLS INC.Listing on record	Aug 24, 2026	Other	-28,195	0.67 USD	$18.9K		SEC
STANDARD BIOTOOLS INC.Listing on record	Jul 27, 2026	Other	-202,476	0.90 USD	$181.2K	Unusual size	SEC
LABRANCHE & CO INCListing unverified	May 22, 2026	Other	-18,871	1.00 USD	$18.9K		SEC
LABRANCHE & CO INCListing unverified	Apr 8, 2026	Exercise	70,183	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
LABRANCHE & CO INCListing unverified	Apr 8, 2026	ExerciseD (derivative)	-70,183	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
LABRANCHE & CO INCListing unverified	Apr 8, 2026	Award	323,173	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
LABRANCHE & CO INCListing unverified	Apr 8, 2026	AwardD (derivative)	727,140	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
LABRANCHE & CO INCListing unverified	Apr 8, 2026	Other	-21,301	0.91 USD	$19.3K		SEC
LABRANCHE & CO INCListing unverified	Feb 24, 2026	Other	-12,740	1.15 USD	$14.7K		SEC
LABRANCHE & CO INCListing unverified	Nov 24, 2025	Other	-12,739	1.28 USD	$16.3K		SEC
LABRANCHE & CO INCListing unverified	Aug 22, 2025	Other	-12,739	1.27 USD	$16.2K		SEC
LABRANCHE & CO INCListing unverified	Aug 5, 2025	Award	1,500,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
LABRANCHE & CO INCListing unverified	May 30, 2025	Other	-2,583	1.09 USD	$2.8K		SEC
LABRANCHE & CO INCListing unverified	May 28, 2025	Sell	-1,428	0.94 USD	$1.3K		SEC
LABRANCHE & CO INCListing unverified	May 27, 2025	Sell	-1,355	1.00 USD	$1.4K		SEC
LABRANCHE & CO INCListing unverified	May 22, 2025	Other	-6,364	1.05 USD	$6.7K		SEC
LABRANCHE & CO INCListing unverified	May 22, 2025	Sell	-1,407	1.03 USD	$1.4K		SEC
LABRANCHE & CO INCListing unverified	Apr 8, 2025	Exercise	70,183	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
LABRANCHE & CO INCListing unverified	Apr 8, 2025	ExerciseD (derivative)	-70,183	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
LABRANCHE & CO INCListing unverified	Apr 8, 2025	Other	-21,441	1.07 USD	$22.9K		SEC
LABRANCHE & CO INCListing unverified	Mar 24, 2025	Award	338,333	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
LABRANCHE & CO INCListing unverified	Mar 24, 2025	AwardD (derivative)	507,500	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
LABRANCHE & CO INCListing unverified	May 21, 2024	AwardD (derivative)	750,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
LABRANCHE & CO INCListing unverified	May 21, 2024	Award	333,333	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
LABRANCHE & CO INCListing unverified	Apr 5, 2024	ExerciseD (derivative)	-70,183	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC