Massachusetts Financial Services
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Massachusetts Financial Services’s Kiniksa Pharmaceuticals KNSA Stock Holding History

Massachusetts Financial Services’s Portfolio KNSA Stock Details KNSA Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$27.6M Sell
431,324
-6,678
-2% -$346K 0.01% 607
2026
Q1 		$21.1M Buy
438,002
+12,770
+3% +$566K 0.01% 630
2025
Q4 		$17.5M Sell
425,232
-33,072
-7% -$1.33M 0.01% 664
2025
Q3 		$17.8M Buy
458,304
+394,072
+614% +$12.8M 0.01% 644
2025
Q2 		$1.78M Buy
64,232
+793
+1% +$20.2K ﹤0.01% 774
2025
Q1 		$1.41M Sell
63,439
-1,442
-2% -$29.7K ﹤0.01% 782
2024
Q4 		$1.28M Sell
64,881
-1,935
-3% -$44.2K ﹤0.01% 795
2024
Q3 		$1.67M Sell
66,816
-1,618
-2% -$39.4K ﹤0.01% 749
2024
Q2 		$1.28M Sell
68,434
-7,049
-9% -$132K ﹤0.01% 780
2024
Q1 		$1.49M Sell
75,483
-167
-0.2% -$3.26K ﹤0.01% 755
2023
Q4 		$1.33M Sell
75,650
-2,392
-3% -$39.3K ﹤0.01% 753
2023
Q3 		$1.36M Sell
78,042
-2,990
-4% -$50.4K ﹤0.01% 750
2023
Q2 		$1.14M Sell
81,032
-1,909
-2% -$25.6K ﹤0.01% 743
2023
Q1 		$892K Buy
+82,941
New +$1.09M ﹤0.01% 772

Other funds holding KNSA

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
RHJA
Rice Hall James & Associates San Diego, California $2.05B AUM 43.16% 1-Year Est. Return
Pictet Asset Management
Pictet Asset Management Carouge, Switzerland $105B AUM 38.07% 1-Year Est. Return
Victory Capital Management
Victory Capital Management San Antonio, Texas $178B AUM 37.23% 1-Year Est. Return
SG Americas Securities
SG Americas Securities New York $179B AUM 65.34% 1-Year Est. Return
Aberdeen Group
Aberdeen Group Edinburgh, United Kingdom $71.2B AUM 41.74% 1-Year Est. Return
Fisher Asset Management
Fisher Asset Management Camas, Washington $336B AUM 34.66% 1-Year Est. Return
Deutsche Bank
Deutsche Bank Frankfurt Am Main Ge, Germany $344B AUM 42.99% 1-Year Est. Return
PCM
Penn Capital Management Philadelphia, Pennsylvania $1.58B AUM 81.2% 1-Year Est. Return

Massachusetts Financial Services's KNSA Position: Q2 2026 in Review

Massachusetts Financial Services reduced its Kiniksa Pharmaceuticals (KNSA) stake by 1.5% in Q2 2026, selling an estimated $346K and leaving 431,324 shares worth $27.6M. The position accounts for 0.01% of the portfolio, ranked #607.

Massachusetts Financial Services first reported a position in KNSA in Q1 2023 and has held it in 14 quarters since. 94 funds tracked by Wall St. Rank hold KNSA as of Q2 2026.

  • Massachusetts Financial Services held 431,324 shares of Kiniksa Pharmaceuticals worth $27.6M as of Q2 2026.
  • Massachusetts Financial Services sold 6,678 Kiniksa Pharmaceuticals shares in Q2 2026, an estimated $346K.
  • Kiniksa Pharmaceuticals made up 0.01% of Massachusetts Financial Services's portfolio in Q2 2026, its #607 holding.
  • Massachusetts Financial Services first reported a position in Kiniksa Pharmaceuticals in Q1 2023 and has held it in 14 quarters since.
  • 94 funds tracked by Wall St. Rank held Kiniksa Pharmaceuticals as of Q2 2026.

Based on Massachusetts Financial Services's 13F filing for Q2 2026, filed 3 Aug 2026.