Adage Capital Partners
SUM

Adage Capital Partners’s Summit Materials, Inc. Class A Common Stock SUM Stock Holding History

Adage Capital Partners’s Portfolio SUM Stock Details SUM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q1 		– Sell
-1,405,712
Closed -$71.1M – 982
2024
Q4 		$71.1M Buy
1,405,712
+1,291,223
+1,128% +$60.3M 0.12% 159
2024
Q3 		$4.47M Buy
+114,489
New +$4.4M 0.01% 726
2021
Q2 		– Sell
-1,003,742
Closed -$27.7M – 1076
2021
Q1 		$27.7M Sell
1,003,742
-262,756
-21% -$6.6M 0.06% 353
2020
Q4 		$25M Sell
1,266,498
-2,134,553
-63% -$39.7M 0.05% 356
2020
Q3 		$55.3M Sell
3,401,051
-222,097
-6% -$3.56M 0.14% 167
2020
Q2 		$57.3M Sell
3,623,148
-684,550
-16% -$9.82M 0.15% 163
2020
Q1 		$63.5M Buy
4,307,698
+786,250
+22% +$15.3M 0.19% 138
2019
Q4 		$82.8M Sell
3,521,448
-128,040
-4% -$2.91M 0.2% 131
2019
Q3 		$79.7M Sell
3,649,488
-2,971,782
-45% -$58.7M 0.2% 132
2019
Q2 		$125M Sell
6,621,270
-429,359
-6% -$6.83M 0.31% 79
2019
Q1 		$110M Sell
7,050,629
-704,466
-9% -$11M 0.28% 93
2018
Q4 		$94.6M Buy
7,755,095
+2,491,650
+47% +$34.4M 0.26% 107
2018
Q3 		$94.1M Buy
5,263,445
+305,100
+6% +$6.64M 0.21% 121
2018
Q2 		$128M Buy
4,958,345
+1,609,050
+48% +$44.8M 0.29% 83
2018
Q1 		$99.7M Sell
3,349,295
-160,349
-5% -$4.95M 0.23% 114
2017
Q4 		$108M Buy
3,509,644
+412,495
+13% +$12.4M 0.25% 109
2017
Q3 		$96.2M Hold
3,097,149
– – 0.23% 120
2017
Q2 		$86.7M Sell
3,097,149
-206,248
-6% -$5.37M 0.21% 140
2017
Q1 		$79.2M Sell
3,303,397
-180,484
-5% -$4.23M 0.2% 145
2016
Q4 		$80.4M Sell
3,483,881
-12,222
-0.3% -$256K 0.22% 124
2016
Q3 		$62.1M Buy
3,496,103
+1,408,877
+67% +$27.3M 0.17% 154
2016
Q2 		$40.9M Buy
+2,087,226
New +$41.7M 0.11% 222

Other funds holding SUM

SFCL
Strengthening Families & Communities LLC Boston, Massachusetts $450M AUM 41.19% 1-Year Est. Return
PS
Principal Securities Des Moines, Iowa $8.31B AUM 21.94% 1-Year Est. Return
DekaBank Deutsche Girozentrale
DekaBank Deutsche Girozentrale Frankfurt, Germany $59.2B AUM 26.02% 1-Year Est. Return
WAM
WFA Asset Management Whitefish Bay, Wisconsin $184M AUM 12.29% 1-Year Est. Return
IA
IFP Advisors Tampa, Florida $5.54B AUM 27.43% 1-Year Est. Return
HNB
Huntington National Bank Columbus, Ohio $20.6B AUM 34.61% 1-Year Est. Return

Adage Capital Partners's SUM Position: Q1 2025 in Review

Adage Capital Partners sold out of Summit Materials, Inc. Class A Common Stock (SUM) in Q1 2025, closing a stake of 1,405,712 shares — an estimated $71.1M sold.

Adage Capital Partners first reported a position in SUM in Q2 2016 and held it in 22 quarters. The position peaked at $128M in Q2 2018. 7 funds tracked by Wall St. Rank hold SUM as of Q1 2025.

  • Adage Capital Partners reported no remaining Summit Materials, Inc. Class A Common Stock position as of Q1 2025 after selling out during the quarter.
  • Adage Capital Partners sold 1,405,712 Summit Materials, Inc. Class A Common Stock shares in Q1 2025, an estimated $71.1M.
  • Adage Capital Partners first reported a position in Summit Materials, Inc. Class A Common Stock in Q2 2016 and held it in 22 quarters.
  • Adage Capital Partners's Summit Materials, Inc. Class A Common Stock position peaked at $128M in Q2 2018.
  • 7 funds tracked by Wall St. Rank held Summit Materials, Inc. Class A Common Stock as of Q1 2025.

Based on Adage Capital Partners's 13F filing for Q1 2025, filed 15 May 2025.