BAIN CAPITAL VENTURE INVESTORS, LLC

Fundamental diversified ★Signal technology specialist (99%) CIK 1309469
Long book
$175.0M
Q1 2026
Positions
4
Top-10 weight
100%
concentration
Last quarter
+13.5%
SPY +14.8%
Turnover
25%
of book per quarter

Strategy in plain words

auto-generated from filings

BAIN CAPITAL VENTURE INVESTORS, LLC is a diversified fundamental manager, specialised in technology (99% of the long book), running a $175.0M US long book across 4 positions.

The portfolio is extremely concentrated — the top 10 positions are almost the whole book. Turnover is modest: positions are typically held for years. Current anchor positions: SERVICENOW INC, RUBRIK INC-A, WAYSTAR HOLDING CORP, BITGO HOLDINGS INC-CL A.

Over the last 9 quarters its long book ran on average 12.5pp per quarter ahead of the S&P 500, beating the index in 4 of 9 quarters. We rate its filings as signal-bearing: position changes reflect genuine views.

Implied long-book return vs S&P 500

methodology: positions priced quarterly, no shorts/options
Fund long book S&P 500
Q1 2024
+42.0%
Q2 2024
+6.2%
Q3 2024
+98.4%
Q4 2024
-7.5%
Q1 2025
+46.6%
Q2 2025
-8.1%
Q3 2025
-5.8%
Q4 2025
-32.0%
Q1 2026
+13.5%

Sector allocation

Technology
99%
Financials
1%

Long book by quarter

$130.6M
Q1 2024
$209.6M
Q2 2024
$120.8M
Q3 2024
$219.7M
Q4 2024
$199.5M
Q1 2025
$123.9M
Q2 2025
$113.8M
Q3 2025
$254.7M
Q4 2025
$175.0M
Q1 2026

What does BAIN CAPITAL own?

Q1 2026 13F
CompanySectorSharesValue% of bookChange
NOW SERVICENOW INCTechnology1.1M$119.7M68.4%Held
RBRK RUBRIK INC-ATechnology659.6K$32.3M18.5%Held
WAY WAYSTAR HOLDING CORPTechnology883.0K$21.3M12.2%Held
BTGO BITGO HOLDINGS INC-CL AFinancials203.2K$1.7M1.0%New

13F filing history

PeriodFormFiledEntriesReported valueFlagsSource
Q1 202613F-HRMay 15, 20264$175.0M canonicalSEC ↗
Q4 202513F-HRFeb 17, 20263$254.7M canonicalSEC ↗
Q3 202513F-HRNov 14, 20252$113.8M canonicalSEC ↗
Q2 202513F-HRAug 14, 20252$123.9M canonicalSEC ↗
Q1 202513F-HRMay 15, 20253$199.5M canonicalSEC ↗
Q4 202413F-HRFeb 14, 20253$219.7M canonicalSEC ↗
Q3 202413F-HRNov 14, 20243$120.8M canonicalSEC ↗
Q2 202413F-HRAug 12, 20244$209.6M canonicalSEC ↗
Q1 202413F-HRMay 14, 20243$130.6M canonicalSEC ↗