RhumbLine Advisers
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RhumbLine Advisers’s Mine Safety MSA Stock Holding History

RhumbLine Advisers’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 		$16.6M Buy
101,050
+634
+0.6% +$116K 0.01% 811
2025
Q4 		$16.1M Sell
100,416
-5,815
-5% -$947K 0.01% 831
2025
Q3 		$18.3M Sell
106,231
-5,341
-5% -$923K 0.01% 771
2025
Q2 		$18.7M Buy
111,572
+2,802
+3% +$438K 0.02% 739
2025
Q1 		$16M Sell
108,770
-365
-0.3% -$58.2K 0.01% 803
2024
Q4 		$18.1M Buy
109,135
+1,454
+1% +$249K 0.02% 751
2024
Q3 		$19.1M Buy
107,681
+2,855
+3% +$519K 0.02% 743
2024
Q2 		$19.7M Sell
104,826
-4,557
-4% -$847K 0.02% 679
2024
Q1 		$21.2M Sell
109,383
-4,565
-4% -$803K 0.02% 677
2023
Q4 		$19.2M Sell
113,948
-5,227
-4% -$850K 0.02% 710
2023
Q3 		$18.8M Sell
119,175
-17
-0% -$2.92K 0.02% 661
2023
Q2 		$20.7M Buy
119,192
+2,160
+2% +$309K 0.02% 634
2023
Q1 		$15.6M Buy
117,032
+383
+0.3% +$51.6K 0.02% 734
2022
Q4 		$16.8M Buy
116,649
+3,757
+3% +$492K 0.02% 677
2022
Q3 		$12.3M Buy
112,892
+2,190
+2% +$269K 0.02% 782
2022
Q2 		$13.4M Buy
110,702
+2,630
+2% +$327K 0.02% 750
2022
Q1 		$14.3M Buy
108,072
+1
+0% +$138 0.02% 753
2021
Q4 		$16.3M Buy
108,071
+3,706
+4% +$556K 0.02% 716
2021
Q3 		$15.2M Sell
104,365
-2,076
-2% -$330K 0.02% 734
2021
Q2 		$17.6M Buy
106,441
+4,387
+4% +$711K 0.02% 678
2021
Q1 		$15.3M Sell
102,054
-919
-0.9% -$148K 0.02% 736
2020
Q4 		$15.4M Buy
102,973
+1,197
+1% +$173K 0.02% 672
2020
Q3 		$13.7M Sell
101,776
-2,351
-2% -$288K 0.02% 627
2020
Q2 		$11.9M Sell
104,127
-8,981
-8% -$998K 0.02% 681
2020
Q1 		$11.4M Buy
113,108
+205
+0.2% +$25.8K 0.02% 603
2019
Q4 		$14.3M Sell
112,903
-1,562
-1% -$188K 0.02% 645
2019
Q3 		$12.5M Sell
114,465
-931
-0.8% -$98.2K 0.02% 664
2019
Q2 		$12.2M Buy
115,396
+1,540
+1% +$162K 0.02% 677
2019
Q1 		$11.8M Buy
113,856
+746
+0.7% +$75.1K 0.02% 683
2018
Q4 		$10.7M Buy
113,110
+43,220
+62% +$4.41M 0.02% 676
2018
Q3 		$7.44M Sell
69,890
-2,392
-3% -$242K 0.01% 851
2018
Q2 		$6.96M Buy
72,282
+2,049
+3% +$185K 0.01% 877
2018
Q1 		$5.85M Sell
70,233
-3,986
-5% -$320K 0.01% 934
2017
Q4 		$5.75M Sell
74,219
-9,816
-12% -$783K 0.01% 979
2017
Q3 		$6.68M Buy
84,035
+12,533
+18% +$938K 0.01% 859
2017
Q2 		$5.8M Buy
71,502
+1,174
+2% +$91K 0.01% 916
2017
Q1 		$4.97M Buy
70,328
+2,679
+4% +$187K 0.01% 1005
2016
Q4 		$4.69M Buy
67,649
+489
+0.7% +$30.2K 0.01% 965
2016
Q3 		$3.9M Buy
67,160
+2,450
+4% +$137K 0.01% 1017
2016
Q2 		$3.4M Sell
64,710
-2,788
-4% -$138K 0.01% 1030
2016
Q1 		$3.26M Buy
67,498
+2,130
+3% +$91.9K 0.01% 1078
2015
Q4 		$2.84M Buy
65,368
+755
+1% +$33.1K 0.01% 1142
2015
Q3 		$2.58M Buy
64,613
+4,146
+7% +$193K 0.01% 1179
2015
Q2 		$2.93M Buy
60,467
+2,700
+5% +$129K 0.01% 1158
2015
Q1 		$2.88M Buy
57,767
+6,292
+12% +$304K 0.01% 1159
2014
Q4 		$2.73M Sell
51,475
-1,225
-2% -$64.8K 0.01% 1151
2014
Q3 		$2.6M Sell
52,700
-10,400
-16% -$576K 0.01% 1155
2014
Q2 		$3.63M Sell
63,100
-5,167
-8% -$283K 0.01% 972
2014
Q1 		$3.89M Buy
68,267
+9,710
+17% +$509K 0.01% 945
2013
Q4 		$3M Sell
58,557
-1,735
-3% -$86.5K 0.01% 1114
2013
Q3 		$3.11M Buy
60,292
+158
+0.3% +$8.07K 0.01% 1067
2013
Q2 		$2.8M Buy
+60,134
New +$2.9M 0.01% 1106

Other funds holding MSA

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
RCG
Ruane, Cunniff & Goldfarb New York $6.03B AUM 12.06% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
APG Asset Management
APG Asset Management Amsterdam, Netherlands $31.6B AUM 19.33% 1-Year Est. Return
CB
Cooke & Bieler Philadelphia, Pennsylvania $8.84B AUM 6.92% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
MGP
M&G plc London, United Kingdom $19.4B AUM 16.7% 1-Year Est. Return

RhumbLine Advisers's MSA Position: Q1 2026 in Review

RhumbLine Advisers increased its Mine Safety (MSA) stake by 0.63% in Q1 2026, buying an estimated $116K and bringing the position to 101,050 shares worth $16.6M. The position accounts for 0.01% of the portfolio, ranked #811.

RhumbLine Advisers first reported a position in MSA in Q2 2013 and has held it in 52 quarters since. The position peaked at $21.2M in Q1 2024. 448 funds tracked by Wall St. Rank hold MSA as of Q1 2026.

  • RhumbLine Advisers held 101,050 shares of Mine Safety worth $16.6M as of Q1 2026.
  • RhumbLine Advisers bought 634 Mine Safety shares in Q1 2026, an estimated $116K.
  • Mine Safety made up 0.01% of RhumbLine Advisers's portfolio in Q1 2026, its #811 holding.
  • RhumbLine Advisers first reported a position in Mine Safety in Q2 2013 and has held it in 52 quarters since.
  • RhumbLine Advisers's Mine Safety position peaked at $21.2M in Q1 2024.
  • 448 funds tracked by Wall St. Rank held Mine Safety as of Q1 2026.

Based on RhumbLine Advisers's 13F filing for Q1 2026, filed 12 May 2026.