Janus Henderson Group’s Integral Ad Science IAS Stock Holding History

Janus Henderson Group’s Portfolio IAS Stock Details IAS Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q4	–	Sell	-34,000	Closed	-$346K	–	2432
2025 Q3	$346K	Hold	34,000	–	–	﹤0.01%	2146
2025 Q2	$282K	Sell	34,000 -207,285	-86%	-$1.58M	﹤0.01%	2191
2025 Q1	$1.99M	Sell	241,285 -1,274	-0.5%	-$12.7K	﹤0.01%	1280
2024 Q4	$2.53M	Sell	242,559 -116,811	-33%	-$1.28M	﹤0.01%	1198
2024 Q3	$3.88M	Buy	359,370 +142,741	+66%	+$1.53M	﹤0.01%	987
2024 Q2	$2.11M	Buy	216,629 +54,033	+33%	+$517K	﹤0.01%	1240
2024 Q1	$1.62M	Buy	162,596 +142,915	+726%	+$1.91M	﹤0.01%	1392
2023 Q4	$283K	Sell	19,681 -33	-0.2%	-$442	﹤0.01%	2260
2023 Q3	$234K	Buy	19,714 +107	+0.5%	+$1.65K	﹤0.01%	2305
2023 Q2	$352K	Buy	+19,607	New	+$331K	﹤0.01%	2167

Other funds holding IAS

IFP Advisors Tampa, Florida $5.54B AUM 27.43% 1-Year Est. Return

HNB

Huntington National Bank Columbus, Ohio $18.1B AUM 24.69% 1-Year Est. Return

Janus Henderson Group's IAS Position: Q4 2025 in Review

Janus Henderson Group sold out of Integral Ad Science (IAS) in Q4 2025, closing a stake of 34,000 shares — an estimated $346K sold.

Janus Henderson Group first reported a position in IAS in Q2 2023 and held it in 10 quarters. The position peaked at $3.88M in Q3 2024. 2 funds tracked by Wall St. Rank hold IAS as of Q4 2025.

Janus Henderson Group reported no remaining Integral Ad Science position as of Q4 2025 after selling out during the quarter.
Janus Henderson Group sold 34,000 Integral Ad Science shares in Q4 2025, an estimated $346K.
Janus Henderson Group first reported a position in Integral Ad Science in Q2 2023 and held it in 10 quarters.
Janus Henderson Group's Integral Ad Science position peaked at $3.88M in Q3 2024.
2 funds tracked by Wall St. Rank held Integral Ad Science as of Q4 2025.

Based on Janus Henderson Group's 13F filing for Q4 2025, filed 17 Feb 2026.