Oberweis Asset Management’s Waystar Holding Corp WAY Stock Holding History

Oberweis Asset Management’s Portfolio WAY Stock Details WAY Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$28.1M	Buy	1,167,474 +326,874	+39%	+$8.68M	0.83%	38
2025 Q4	$27.5M	Buy	840,600 +4,050	+0.5%	+$144K	1.01%	19
2025 Q3	$31.7M	Buy	836,550 +91,570	+12%	+$3.39M	1.21%	16
2025 Q2	$30.4M	Buy	744,980 +31,940	+4%	+$1.23M	1.32%	14
2025 Q1	$26.6M	Buy	713,040 +481,740	+208%	+$19.1M	1.33%	9
2024 Q4	$8.49M	Buy	+231,300	New	+$7.11M	0.4%	98

Other funds holding WAY

EFM

EQT Fund Management Luxembourg $1.02B AUM

Canada Pension Plan Investment Board Toronto Ontario, Ontario, Canada $155B AUM 29.93% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

BCI

Bain Capital Investors Boston, Massachusetts $3.27B AUM 3.23% 1-Year Est. Return

Advent International Boston, Massachusetts $4.24B AUM 4.24% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Neuberger Berman Group New York $131B AUM 28.36% 1-Year Est. Return

GAM

Goldentree Asset Management New York $1.69B AUM 10.69% 1-Year Est. Return

Oberweis Asset Management's WAY Position: Q1 2026 in Review

Oberweis Asset Management increased its Waystar Holding Corp (WAY) stake by 39% in Q1 2026, buying an estimated $8.68M and bringing the position to 1,167,474 shares worth $28.1M. The position accounts for 0.83% of the portfolio, ranked #38.

Oberweis Asset Management first reported a position in WAY in Q4 2024 and has held it in 6 quarters since. The position peaked at $31.7M in Q3 2025. 305 funds tracked by Wall St. Rank hold WAY as of Q1 2026.

Oberweis Asset Management held 1,167,474 shares of Waystar Holding Corp worth $28.1M as of Q1 2026.
Oberweis Asset Management bought 326,874 Waystar Holding Corp shares in Q1 2026, an estimated $8.68M.
Waystar Holding Corp made up 0.83% of Oberweis Asset Management's portfolio in Q1 2026, its #38 holding.
Oberweis Asset Management first reported a position in Waystar Holding Corp in Q4 2024 and has held it in 6 quarters since.
Oberweis Asset Management's Waystar Holding Corp position peaked at $31.7M in Q3 2025.
305 funds tracked by Wall St. Rank held Waystar Holding Corp as of Q1 2026.

Based on Oberweis Asset Management's 13F filing for Q1 2026, filed 15 May 2026.