Calculus Fund I, L.P. is a venture capital fund based in Foster City, California. According to its most recent Form D, filed Feb 18, 2026, it has sold $1,270,000 of interests to 5 investors since its first sale in Nov 2025. The minimum investment it accepts from an outside investor is $100,000. The offering uses Rule 506(b), which does not permit general solicitation. Based on its first sale date and the amount raised, AltMountain classifies it as an emerging manager. Related persons named in the filing include Swati Chaturvedi.
- Total raised
- $1,270,000Cumulative sales reported on Form D
- Investors
- 5
- First sale
- Nov 24, 2025
- Minimum investment
- $100,000
- Who can invest
- Not stated
- Offering exemption
- Rule 506(b)No general advertising
- Key people and entities
- Swati Chaturvedi
- Latest Form D
- Feb 18, 2026
From SEC filings, not verified. This page republishes the fund's Form D as filed. It is not an offer, solicitation or recommendation, and AltMountain has not reviewed the fund. “Raised” is cumulative sales, not current assets or performance. Returns are not part of SEC filings. Private funds are speculative, illiquid and generally limited to accredited investors or qualified purchasers. Full disclosures · Request a correction
Questions about Calculus Fund I, L.P.
What is the minimum investment for Calculus Fund I, L.P.?
According to its latest Form D, filed Feb 18, 2026, the minimum investment Calculus Fund I, L.P. accepts from an outside investor is $100,000.
Who can invest in Calculus Fund I, L.P.?
Calculus Fund I, L.P. is generally open only to investors who meet the eligibility rules in its offering documents. It uses Rule 506(b), which does not allow general advertising.
How much has Calculus Fund I, L.P. raised?
Calculus Fund I, L.P. reports $1,270,000 sold from 5 investors on its Form D filed Feb 18, 2026. This is cumulative sales since the offering began, not current assets or performance.
Where is Calculus Fund I, L.P. based?
Calculus Fund I, L.P. is based in Foster City, California.
When did Calculus Fund I, L.P. launch?
Calculus Fund I, L.P. reports its first sale in Nov 2025, which makes it an emerging manager by AltMountain's definition (first sale in 2021 or later and under $50 million raised).
Size compared with every venture capital fund
Raised more than 52% of the 2,268 venture capital funds based in California, and more than 65% of all 15,160 that report sales.