PEAK6’s Avantor AVTR Stock Holding History

PEAK6’s Portfolio AVTR Stock Details AVTR Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q4	–	Sell	-1,400	Closed	-$17.5K	–	2842
2025 Q3	$17.5K	Sell	1,400 -38,300	-96%	-$493K	﹤0.01%	2736
2025 Q2	$534K	Sell	39,700 -18,200	-31%	-$249K	﹤0.01%	2098
2025 Q1	$939K	Buy	57,900 +27,500	+90%	+$521K	﹤0.01%	1801
2024 Q4	$641K	Buy	+30,400	New	+$684K	﹤0.01%	2042

Other funds holding AVTR

Dodge & Cox San Francisco, California $182B AUM 14.68% 1-Year Est. Return

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

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

Greenhaven Associates Purchase, New York $6.07B AUM 11.2% 1-Year Est. Return

Barrow, Hanley, Mewhinney & Strauss Dallas, Texas $30.5B AUM 29.95% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

ECM

Engine Capital Management New York $828M AUM 6.49% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

PEAK6's AVTR Position: Q1 2026 in Review

PEAK6 sold out of Avantor (AVTR) in Q1 2026, closing a stake of 2,697 shares — an estimated $30.9K sold.

PEAK6 first reported a position in AVTR in Q2 2025 and held it in 3 quarters. The position peaked at $754K in Q3 2025. 429 funds tracked by Wall St. Rank hold AVTR as of Q1 2026.

PEAK6 reported no remaining Avantor position as of Q1 2026 after selling out during the quarter.
PEAK6 sold 2,697 Avantor shares in Q1 2026, an estimated $30.9K.
PEAK6 first reported a position in Avantor in Q2 2025 and held it in 3 quarters.
PEAK6's Avantor position peaked at $754K in Q3 2025.
429 funds tracked by Wall St. Rank held Avantor as of Q1 2026.

Based on PEAK6's 13F filing for Q1 2026, filed 14 May 2026.