William Blair & Company’s Neptune Insurance Holdings NP Stock Holding History

William Blair & Company’s Portfolio NP Stock Details NP Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$254K	Buy	+10,500	New	+$243K	﹤0.01%	1395

Other funds holding NP

FMC

FTV Management Company San Francisco, California $541M AUM 34.37% 1-Year Est. Return

BSI

Bregal Sagemount IV St. Helier $472M AUM

T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return

JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

AllianceBernstein Nashville, Tennessee $309B AUM 23.92% 1-Year Est. Return

Capital International Investors Los Angeles, California $427B AUM 29.17% 1-Year Est. Return

Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return

FCM

Frontier Capital Management Boston, Massachusetts $9.73B AUM 55.65% 1-Year Est. Return

Woodline Partners San Francisco, California $26.4B AUM 44.85% 1-Year Est. Return

Ameriprise Minneapolis, Minnesota $432B AUM 30.22% 1-Year Est. Return

William Blair & Company's NP Position: Q1 2026 in Review

William Blair & Company opened a new position in Neptune Insurance Holdings (NP) in Q1 2026: 10,500 shares worth $254K. The stake represents ﹤0.01% of the portfolio and ranks #1395 among its holdings.

99 funds tracked by Wall St. Rank hold NP as of Q1 2026.

William Blair & Company held 10,500 shares of Neptune Insurance Holdings worth $254K as of Q1 2026.
Neptune Insurance Holdings was a new William Blair & Company position in Q1 2026.
Neptune Insurance Holdings made up ﹤0.01% of William Blair & Company's portfolio in Q1 2026, its #1395 holding.
99 funds tracked by Wall St. Rank held Neptune Insurance Holdings as of Q1 2026.

Based on William Blair & Company's 13F filing for Q1 2026, filed 8 May 2026.