SEC FORM 4

SEC FORM 4 SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person^*

Caligan Partners LP

(Last)

(First)

(Middle)

590 MADISON AVENUE

(Street)

NEW YORK

10022

(City)

(State)

(Zip)

2. Issuer Name and Ticker or Trading Symbol
STANDARD BIOTOOLS INC. [ LAB ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

Director	X	10% Owner
Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
04/28/2022

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

	Form filed by One Reporting Person
X	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock, $0.001 par value per share ("Common Stock")	04/28/2022		P		27,600	A	$2.4⁽¹⁾⁽⁵⁾	9,112,438	I	See footnote⁽²⁾
Common Stock	04/29/2022		P		247,400	A	$2.66⁽³⁾⁽⁵⁾	9,359,838	I	See footnote⁽²⁾
Common Stock	05/02/2022		P		125,000	A	$2.81⁽⁴⁾⁽⁵⁾	9,484,838	I	See footnote⁽²⁾

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

1. Name and Address of Reporting Person^*

Caligan Partners LP

(Last)

(First)

(Middle)

590 MADISON AVENUE

(Street)

NEW YORK

10022

(City)

(State)

(Zip)

1. Name and Address of Reporting Person^*

JOHNSON DAVID EDWARD

(Last)

(First)

(Middle)

590 MADISON AVENUE

(Street)

NEW YORK

10022

(City)

(State)

(Zip)

Explanation of Responses:

1. Price is the volume weighted average selling price of all sales by Caligan Partners LP ("Caligan") and David Johnson (together with Caligan, the "Reporting Persons") on the transaction date for prices ranging from $2.37 to $2.44.

2. The securities reported herein are held by an affiliated fund and managed account of Caligan. David Johnson is a Partner of Caligan and a Managing Member of Caligan Partners GP LLC, the general partner of Caligan.

3. Price is the volume weighted average selling price of all sales by the Reporting Persons on the transaction date for prices ranging from $2.57 to $2.70.

4. Price is the volume weighted average selling price of all sales by the Reporting Persons on the transaction date for prices ranging from $ 2.71 to $2.89.

5. The Reporting Persons hereby undertake to provide upon request of the staff of the Securities and Exchange Commission full information regarding the number of shares sold at each separate price.

Remarks:

The Persons disclaim beneficial ownership in the securities reported on this Form 4 except to the extent of his or its pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that any of the Reporting Persons are the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

	Caligan Partners LP, By: /s/ David Edward Johnson, Partner	05/02/2022
	/s/ David Edward Johnson	05/02/2022
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

SEC Form 4: Caligan Partners Lp bought $1,075,574 worth of shares (400,000 units at $2.69)