Casdin Private Growth Equity Fund II, L.P. — SEC Form 4 filings
SEC reporting owner CIK 1891102. 25 Form 4 filings on record with FilingPulse; latest filed 2025-12-04.
Transaction summary — filings shown
Covers all 25 filings on record, filed 2024-01-09 to 2025-12-04. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): 49 legs across 21 filings — 27,127,624 shares, $39,926,351 total (shares × price as filed).
- Open-market sales (code S, non-derivative): none reported.
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 12.
- Largest priced transaction: purchase of 7,550,000 shares @ $1.30 ($9,838,405) in STANDARD BIOTOOLS INC., filed 2025-11-26.
By issuer — same filings
Open-market purchase/sale legs on non-derivative securities, grouped by issuer. Role is as filed on the newest filing for that issuer. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Issuer | Role (as filed) | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|---|
| STANDARD BIOTOOLS INC. (LAB) | Director | 25 | 49 legs · 27,127,624 sh · $39,926,351 | — | 12 |
Form 4 filings — Casdin Private Growth Equity Fund II, L.P.
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2025-12-04 | 4 | STANDARD BIOTOOLS INC. (LAB) jointly with Casdin Partners Master Fund, L.P., Casdin Capital, LLC, Casdin Partners GP, LLC, CASDIN PRIVATE GROWTH EQUITY FUND GP, LLC, Casdin Private Growth Equity Fund II GP, LLC, Casdin Private Growth Equity Fund, L.P., Casdin Eli | Purchase (P): 125,000 @ $1.42 · Purchase (P): 75,000 @ $1.44 · Purchase (P): 150,000 @ $1.45 | EDGAR |
| 2025-11-26 | 4 | STANDARD BIOTOOLS INC. (LAB) jointly with Casdin Partners Master Fund, L.P., Casdin Partners GP, LLC, Casdin Capital, LLC, Casdin Eli, CASDIN PRIVATE GROWTH EQUITY FUND GP, LLC, Casdin Private Growth Equity Fund II GP, LLC, Casdin Private Growth Equity Fund, L.P. | Purchase (P): 150,000 @ $1.43 · Purchase (P): 7,550,000 @ $1.30 | EDGAR |
| 2025-11-20 | 4 | STANDARD BIOTOOLS INC. (LAB) jointly with Casdin Partners Master Fund, L.P., Casdin Capital, LLC, Casdin Partners GP, LLC, Casdin Private Growth Equity Fund II GP, LLC, Casdin Private Growth Equity Fund, L.P., CASDIN PRIVATE GROWTH EQUITY FUND GP, LLC, Casdin Eli | Purchase (P): 275,000 @ $1.23 · Purchase (P): 350,000 @ $1.28 · Purchase (P): 450,000 @ $1.30 | EDGAR |
| 2025-11-17 | 4 | STANDARD BIOTOOLS INC. (LAB) jointly with Casdin Partners Master Fund, L.P., Casdin Capital, LLC, Casdin Partners GP, LLC, Casdin Private Growth Equity Fund II GP, LLC, Casdin Private Growth Equity Fund, L.P., CASDIN PRIVATE GROWTH EQUITY FUND GP, LLC, Casdin Eli | Purchase (P): 450,000 @ $1.20 · Purchase (P): 250,000 @ $1.24 · Purchase (P): 225,000 @ $1.22 | EDGAR |
| 2025-11-12 | 4 | STANDARD BIOTOOLS INC. (LAB) jointly with Casdin Partners Master Fund, L.P., Casdin Eli, Casdin Capital, LLC, Casdin Partners GP, LLC, Casdin Private Growth Equity Fund II GP, LLC, Casdin Private Growth Equity Fund, L.P., CASDIN PRIVATE GROWTH EQUITY FUND GP, LLC | Purchase (P): 225,000 @ $1.12 · Purchase (P): 275,000 @ $1.17 · Purchase (P): 300,000 @ $1.20 · Purchase (P): 375,000 @ $1.19 | EDGAR |
| 2025-09-11 | 4 | STANDARD BIOTOOLS INC. (LAB) jointly with Casdin Partners Master Fund, L.P., Casdin Capital, LLC, Casdin Partners GP, LLC, Casdin Private Growth Equity Fund II GP, LLC, Casdin Private Growth Equity Fund, L.P., CASDIN PRIVATE GROWTH EQUITY FUND GP, LLC, Casdin Eli | Purchase (P): 100,000 @ $1.29 | EDGAR |
| 2025-09-05 | 4 | STANDARD BIOTOOLS INC. (LAB) jointly with Casdin Partners Master Fund, L.P., Casdin Capital, LLC, Casdin Partners GP, LLC, Casdin Private Growth Equity Fund II GP, LLC, Casdin Private Growth Equity Fund, L.P., CASDIN PRIVATE GROWTH EQUITY FUND GP, LLC, Casdin Eli | Purchase (P): 250,000 @ $1.27 · Purchase (P): 250,000 @ $1.28 | EDGAR |
| 2025-08-26 | 4 | STANDARD BIOTOOLS INC. (LAB) jointly with Casdin Partners Master Fund, L.P., Casdin Capital, LLC, Casdin Partners GP, LLC, Casdin Private Growth Equity Fund II GP, LLC, Casdin Private Growth Equity Fund, L.P., CASDIN PRIVATE GROWTH EQUITY FUND GP, LLC, Casdin Eli | Purchase (P): 200,000 @ $1.26 · Purchase (P): 200,000 @ $1.24 · Purchase (P): 125,000 @ $1.26 | EDGAR |
| 2025-08-15 | 4 | STANDARD BIOTOOLS INC. (LAB) jointly with Casdin Partners Master Fund, L.P., Casdin Eli, Casdin Capital, LLC, Casdin Partners GP, LLC, Casdin Private Growth Equity Fund II GP, LLC, Casdin Private Growth Equity Fund, L.P., CASDIN PRIVATE GROWTH EQUITY FUND GP, LLC | Purchase (P): 75,000 @ $1.31 · Purchase (P): 133,220 @ $1.21 · Purchase (P): 150,000 @ $1.22 | EDGAR |
| 2025-03-04 | 4/A | STANDARD BIOTOOLS INC. (LAB) jointly with Casdin Partners Master Fund, L.P., Casdin Eli, Casdin Capital, LLC, Casdin Partners GP, LLC, Casdin Private Growth Equity Fund II GP, LLC, Casdin Private Growth Equity Fund, L.P., Casdin Amplify Fund, LP, CASDIN PRIVATE GROWTH EQUITY FUND GP, LLC | Holdings only — no transactions reported | EDGAR |
| 2025-03-04 | 4 | STANDARD BIOTOOLS INC. (LAB) jointly with Casdin Partners Master Fund, L.P., Casdin Eli, Casdin Capital, LLC, Casdin Partners GP, LLC, Casdin Private Growth Equity Fund II GP, LLC, Casdin Private Growth Equity Fund, L.P., Casdin Amplify Fund, LP, CASDIN PRIVATE GROWTH EQUITY FUND GP, LLC | Purchase (P): 4,820,959 @ $1.06 · Other (J): 545,000 @ $1.06 · Other (J): 545,000 @ $1.06 · Grant/award (A): 58,215 @ $1.06 | EDGAR |
| 2024-08-29 | 4 | STANDARD BIOTOOLS INC. (LAB) jointly with Casdin Partners Master Fund, L.P., Casdin Eli, Casdin Capital, LLC, Casdin Partners GP, LLC, Casdin Private Growth Equity Fund II GP, LLC, Casdin Private Growth Equity Fund, L.P., Casdin Amplify Fund, LP, CASDIN PRIVATE GROWTH EQUITY FUND GP, LLC | Purchase (P): 250,000 @ $2.19 | EDGAR |
| 2024-08-26 | 4 | STANDARD BIOTOOLS INC. (LAB) jointly with Casdin Partners Master Fund, L.P., Casdin Eli, Casdin Amplify Fund, LP, Casdin Capital, LLC, Casdin Partners GP, LLC, CASDIN PRIVATE GROWTH EQUITY FUND GP, LLC, Casdin Private Growth Equity Fund II GP, LLC, Casdin Private Growth Equity Fund, L.P. | Purchase (P): 307,900 @ $1.96 · Purchase (P): 292,100 @ $2.13 · Purchase (P): 150,000 @ $2.15 | EDGAR |
| 2024-08-21 | 4 | STANDARD BIOTOOLS INC. (LAB) jointly with Casdin Partners Master Fund, L.P., Casdin Eli, Casdin Capital, LLC, Casdin Partners GP, LLC, Casdin Private Growth Equity Fund II GP, LLC, Casdin Private Growth Equity Fund, L.P., Casdin Amplify Fund, LP, CASDIN PRIVATE GROWTH EQUITY FUND GP, LLC | Purchase (P): 250,000 @ $1.85 · Purchase (P): 500,000 @ $1.87 · Purchase (P): 500,000 @ $1.90 | EDGAR |
| 2024-08-16 | 4 | STANDARD BIOTOOLS INC. (LAB) jointly with Casdin Partners Master Fund, L.P., Casdin Capital, LLC, Casdin Partners GP, LLC, Casdin Private Growth Equity Fund II GP, LLC, Casdin Amplify Fund, LP, Casdin Private Growth Equity Fund, L.P., CASDIN PRIVATE GROWTH EQUITY FUND GP, LLC, Casdin Eli | Purchase (P): 1,200,000 @ $1.59 | EDGAR |
| 2024-08-13 | 4 | STANDARD BIOTOOLS INC. (LAB) jointly with Casdin Partners Master Fund, L.P., Casdin Eli, Casdin Capital, LLC, Casdin Partners GP, LLC, Casdin Private Growth Equity Fund II GP, LLC, Casdin Private Growth Equity Fund, L.P., Casdin Amplify Fund, LP, CASDIN PRIVATE GROWTH EQUITY FUND GP, LLC | Purchase (P): 525,408 @ $1.61 · Purchase (P): 500,000 @ $1.64 · Purchase (P): 550,000 @ $1.62 | EDGAR |
| 2024-08-09 | 4 | STANDARD BIOTOOLS INC. (LAB) jointly with Casdin Partners Master Fund, L.P., Casdin Eli, Casdin Amplify Fund, LP, Casdin Capital, LLC, Casdin Partners GP, LLC, CASDIN PRIVATE GROWTH EQUITY FUND GP, LLC, Casdin Private Growth Equity Fund II GP, LLC, Casdin Private Growth Equity Fund, L.P. | Purchase (P): 500,000 @ $1.57 · Purchase (P): 569,562 @ $1.64 | EDGAR |
| 2024-08-06 | 4 | STANDARD BIOTOOLS INC. (LAB) jointly with Casdin Partners Master Fund, L.P., Casdin Eli, Casdin Amplify Fund, LP, Casdin Capital, LLC, Casdin Partners GP, LLC, CASDIN PRIVATE GROWTH EQUITY FUND GP, LLC, Casdin Private Growth Equity Fund II GP, LLC, Casdin Private Growth Equity Fund, L.P. | Purchase (P): 1,000,000 @ $1.63 · Purchase (P): 200,000 @ $1.58 | EDGAR |
| 2024-06-21 | 4 | STANDARD BIOTOOLS INC. (LAB) jointly with Casdin Partners Master Fund, L.P., Casdin Capital, LLC, Casdin Partners GP, LLC, Casdin Private Growth Equity Fund II GP, LLC, Casdin Partners FO1-MSV, LP, Casdin Private Growth Equity Fund, L.P., CASDIN PRIVATE GROWTH EQUITY FUND GP, LLC, Casdin Eli | Other (J): 655,000 @ $2.05 · Other (J): 545,000 @ $2.05 · Other (J): 1,200,000 @ $2.05 | EDGAR |
| 2024-05-28 | 4 | STANDARD BIOTOOLS INC. (LAB) jointly with Casdin Partners Master Fund, L.P., Casdin Eli, Casdin Capital, LLC, Casdin Partners GP, LLC, Casdin Private Growth Equity Fund II GP, LLC, Casdin Private Growth Equity Fund, L.P., CASDIN PRIVATE GROWTH EQUITY FUND GP, LLC, Casdin Partners FO1-MSV, LP | Purchase (P): 100,000 @ $2.60 | EDGAR |
| 2024-05-22 | 4 | STANDARD BIOTOOLS INC. (LAB) jointly with Casdin Partners Master Fund, L.P., Casdin Eli, Casdin Capital, LLC, Casdin Partners GP, LLC, Casdin Private Growth Equity Fund II GP, LLC, Casdin Private Growth Equity Fund, L.P., CASDIN PRIVATE GROWTH EQUITY FUND GP, LLC, Casdin Partners FO1-MSV, LP | Purchase (P): 100,000 @ $2.58 · Purchase (P): 350,000 @ $2.56 · Purchase (P): 150,000 @ $2.58 | EDGAR |
| 2024-05-17 | 4 | STANDARD BIOTOOLS INC. (LAB) jointly with Casdin Partners Master Fund, L.P., Casdin Eli, Casdin Capital, LLC, Casdin Partners GP, LLC, Casdin Private Growth Equity Fund II GP, LLC, Casdin Private Growth Equity Fund, L.P., CASDIN PRIVATE GROWTH EQUITY FUND GP, LLC, Casdin Partners FO1-MSV, LP | Purchase (P): 500,000 @ $2.57 · Purchase (P): 500,000 @ $2.54 · Purchase (P): 352,072 @ $2.56 | EDGAR |
| 2024-03-20 | 4 | STANDARD BIOTOOLS INC. (LAB) jointly with Casdin Partners Master Fund, L.P., Casdin Capital, LLC, Casdin Partners GP, LLC, Casdin Private Growth Equity Fund II GP, LLC, Casdin Partners FO1-MSV, LP, Casdin Private Growth Equity Fund, L.P., CASDIN PRIVATE GROWTH EQUITY FUND GP, LLC, Casdin Eli | Grant/award (A): 32,525,821 @ $2.75 · Grant/award (A): 13,939,637 @ $2.75 · Disposition to issuer (D): 89,446 (derivative) @ $2.75 · Disposition to issuer (D): 38,334 (derivative) @ $2.75 | EDGAR |
| 2024-03-06 | 4 | STANDARD BIOTOOLS INC. (LAB) jointly with Casdin Partners Master Fund, L.P., Casdin Capital, LLC, Casdin Partners GP, LLC, Casdin Private Growth Equity Fund II GP, LLC, Casdin Partners FO1-MSV, LP, Casdin Private Growth Equity Fund, L.P., CASDIN PRIVATE GROWTH EQUITY FUND GP, LLC, Casdin Eli | Purchase (P): 250,000 @ $2.57 · Purchase (P): 1,403 @ $2.62 | EDGAR |
| 2024-01-09 | 4 | STANDARD BIOTOOLS INC. (LAB) jointly with Casdin Partners Master Fund, L.P., Casdin Capital, LLC, Casdin Partners GP, LLC, Casdin Private Growth Equity Fund II GP, LLC, Casdin Private Growth Equity Fund, L.P., CASDIN PRIVATE GROWTH EQUITY FUND GP, LLC, Casdin Partners FO1-MSV, LP | Grant/award (A): 11,246,525 · Grant/award (A): 2,744,219 | EDGAR |
FilingPulse's Form 4 archive currently extends back to 2024-01-09 and is expanding backward through EDGAR history — earlier filings by this insider may not be indexed yet. Names and roles are shown as filed.
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