Janus Henderson Group
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Janus Henderson Group’s Mine Safety MSA Stock Holding History

Janus Henderson Group’s Portfolio MSA Stock Details MSA Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$2.83M Buy
17,257
+1,600
+10% +$292K ﹤0.01% 1185
2025
Q4 		$2.51M Sell
15,657
-292,689
-95% -$47.7M ﹤0.01% 1226
2025
Q3 		$53.1M Sell
308,346
-5,952
-2% -$1.03M 0.02% 393
2025
Q2 		$52.7M Sell
314,298
-26,529
-8% -$4.15M 0.03% 379
2025
Q1 		$50.4M Buy
340,827
+5,934
+2% +$946K 0.03% 374
2024
Q4 		$55.5M Buy
334,893
+23,931
+8% +$4.1M 0.03% 366
2024
Q3 		$55.1M Buy
310,962
+220
+0.1% +$40K 0.03% 369
2024
Q2 		$58.3M Sell
310,742
-1,480
-0.5% -$275K 0.03% 351
2024
Q1 		$60.4M Buy
312,222
+293,872
+1,601% +$51.7M 0.03% 350
2023
Q4 		$3.1M Sell
18,350
-28
-0.2% -$4.55K ﹤0.01% 1029
2023
Q3 		$2.89M Buy
18,378
+1
+0% +$172 ﹤0.01% 1006
2023
Q2 		$3.2M Sell
18,377
-21
-0.1% -$3K ﹤0.01% 1008
2023
Q1 		$2.46M Buy
18,398
+10,909
+146% +$1.47M ﹤0.01% 1160
2022
Q4 		$1.08M Buy
+7,489
New +$981K ﹤0.01% 1311
2022
Q3 		– Sell
-7,540
Closed -$913K – 2419
2022
Q2 		$913K Buy
7,540
+2
+0% +$249 ﹤0.01% 1379
2022
Q1 		$1M Buy
7,538
+2
+0% +$276 ﹤0.01% 1508
2021
Q4 		$1.14M Buy
7,536
+3,660
+94% +$549K ﹤0.01% 1460
2021
Q3 		$564K Buy
+3,876
New +$615K ﹤0.01% 1555

Other funds holding MSA

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
RCG
Ruane, Cunniff & Goldfarb New York $6.43B AUM 18.44% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
APG Asset Management
APG Asset Management Amsterdam, Netherlands $40.7B AUM 39.97% 1-Year Est. Return
CB
Cooke & Bieler Philadelphia, Pennsylvania $8.65B AUM 9.66% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
MGP
M&G plc London, United Kingdom $20.1B AUM 16.62% 1-Year Est. Return

Janus Henderson Group's MSA Position: Q1 2026 in Review

Janus Henderson Group increased its Mine Safety (MSA) stake by 10% in Q1 2026, buying an estimated $292K and bringing the position to 17,257 shares worth $2.83M. The position accounts for ﹤0.01% of the portfolio, ranked #1185.

Janus Henderson Group first reported a position in MSA in Q3 2021 and has held it in 18 quarters since. The position peaked at $60.4M in Q1 2024. 451 funds tracked by Wall St. Rank hold MSA as of Q1 2026.

  • Janus Henderson Group held 17,257 shares of Mine Safety worth $2.83M as of Q1 2026.
  • Janus Henderson Group bought 1,600 Mine Safety shares in Q1 2026, an estimated $292K.
  • Mine Safety made up ﹤0.01% of Janus Henderson Group's portfolio in Q1 2026, its #1185 holding.
  • Janus Henderson Group first reported a position in Mine Safety in Q3 2021 and has held it in 18 quarters since.
  • Janus Henderson Group's Mine Safety position peaked at $60.4M in Q1 2024.
  • 451 funds tracked by Wall St. Rank held Mine Safety as of Q1 2026.

Based on Janus Henderson Group's 13F filing for Q1 2026, filed 15 May 2026.