Founders Fund V Management, LLC

In its 13F for Q2 2025 (holdings as of June 30, 2025, filed August 14, 2025), Founders Fund V Management, LLC reported 4 stock positions worth $1.4 million. Its top holding was Rigetti Computing (RGTI) at 76.6% of the portfolio, followed by Rafael Class B (RFL, 21.4%) and Unity Biotechnology (UNBX, 1.4%). Compared with Q1 2025, it opened 1 new position. The biggest buy was a new position in Porch (PRCH).

Most Recent 13F
Q4 2025
Location
SAN FRANCISCO, CA
CIK
0001697733
Portfolio Value
$1.4M (Q2 2025)
SEC Filing
0001085146-25-005283 ↗ filed Aug 14, 2025

Holdings Value

0$1.0M$2.0M$3.0M Q1 2024: $1.1M Q1 2024 Q2 2024: $846K Q2 2024 Q3 2024: $572K Q3 2024 Q4 2024: $1.7M Q4 2024 Q1 2025: $1.1M Q1 2025 Q2 2025: $1.4M $1.4M Q2 2025 Q3 2025: $2.9M Q3 2025 Q4 2025: $2.2M Q4 2025

Holdings 4 stocks · $1.4M
RGTI Rigetti Computing Inc. 76.55% 88,621 $1.1M No change
RFL Rafael Holdings Inc. Class B 21.35% 169,451 $293K No change
UNBX Unity Biotechnology Inc. 1.36% 49,172 $19K No change
PRCH Porch Group Inc. 0.73% 853 $10K New

Portfolio Sells Q1 2025 → Q2 2025
None this quarter.

Portfolio Buys Q1 2025 → Q2 2025
PRCH Porch Group Inc. New 0.73% +0.73

All Filings

QuarterPositions13F Reported ValueTop Holdings
Q4 2025 2$2.2MRGTI, RFL
Q3 2025 2$2.9MRGTI, RFL
Q2 2025 4$1.4MRGTI, RFL, UNBX, PRCH
Q1 2025 3$1.1MRGTI, RFL, UNBX
Q4 2024 3$1.7MRGTI, CYTH, UNBX
Q3 2024Amended 4$572KCYTH, UNBX, RGTI, NTBLQ
Q2 2024 4$846KCYTH, RGTI, NTBLQ, UNBX
Q1 2024 4$1.1MCYTH, NVMI, RGTI, UNBX