Mather Group
REGN icon

Mather Group’s Regeneron Pharmaceuticals REGN Stock Holding History

Mather Group’s Portfolio REGN Stock Details REGN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q3 		$660K Buy
870
+79
+10% +$59.7K 0.01% 482
2026
Q2 		$493K Buy
791
+210
+36% +$143K ﹤0.01% 537
2026
Q1 		$449K Sell
581
-133
-19% -$102K ﹤0.01% 521
2025
Q4 		$551K Buy
714
+272
+62% +$185K 0.01% 387
2025
Q3 		$249K Buy
+442
New +$250K ﹤0.01% 571
2025
Q2 		– Sell
-1,090
Closed -$691K – 1463
2025
Q1 		$691K Buy
1,090
+183
+20% +$126K 0.01% 314
2024
Q4 		$646K Sell
907
-65
-7% -$54.6K 0.01% 300
2024
Q3 		$1.02M Sell
972
-172
-15% -$191K 0.01% 242
2024
Q2 		$1.1M Buy
1,144
+95
+9% +$92.1K 0.01% 253
2024
Q1 		$921K Buy
1,049
+4
+0.4% +$3.8K 0.01% 235
2023
Q4 		$918K Sell
1,045
-14
-1% -$11.5K 0.01% 242
2023
Q3 		$872K Buy
1,059
+127
+14% +$100K 0.02% 237
2023
Q2 		$669K Buy
932
+560
+151% +$432K 0.01% 295
2023
Q1 		$305K Buy
372
+38
+11% +$28.7K 0.01% 393
2022
Q4 		$241K Buy
334
+11
+3% +$8.12K ﹤0.01% 432
2022
Q3 		$222K Buy
+323
New +$203K ﹤0.01% 433
2021
Q4 		– Sell
-477
Closed -$289K – 396
2021
Q3 		$289K Buy
+477
New +$296K 0.01% 228

Other funds holding REGN

Robeco Institutional Asset Management
Robeco Institutional Asset Management Rotterdam, Netherlands $83.2B AUM 35.34% 1-Year Est. Return
KBC Group
KBC Group Brussels, Belgium $47.9B AUM 37.61% 1-Year Est. Return
Pinnacle Associates
Pinnacle Associates New York $8.92B AUM 43.91% 1-Year Est. Return
New York State Teachers Retirement System (NYSTRS)
New York State Teachers Retirement System (NYSTRS) Albany, New York $52.9B AUM 36.03% 1-Year Est. Return
Vest Financial
Vest Financial Mclean, Virginia $9.5B AUM 22.78% 1-Year Est. Return
GA
GuoLine Advisory Singapore $1.16B AUM 31.35% 1-Year Est. Return
Atwood & Palmer
Atwood & Palmer Kansas City, Missouri $1.95B AUM 16% 1-Year Est. Return
Fjarde Ap-fonden
Fjarde Ap-fonden Stockholm, Sweden $19.4B AUM 31.69% 1-Year Est. Return
Loring Wolcott & Coolidge Fiduciary Advisors
Loring Wolcott & Coolidge Fiduciary Advisors Boston, Massachusetts $10.8B AUM 9.05% 1-Year Est. Return
LMCG Investments
LMCG Investments Boston, Massachusetts $1.86B AUM 40.01% 1-Year Est. Return

Mather Group's REGN Position: Q3 2026 in Review

Mather Group increased its Regeneron Pharmaceuticals (REGN) stake by 10% in Q3 2026, buying an estimated $59.7K and bringing the position to 870 shares worth $660K. The position accounts for 0.01% of the portfolio, ranked #482.

Mather Group first reported a position in REGN in Q3 2021 and has held it in 17 quarters since. The position peaked at $1.1M in Q2 2024. 333 funds tracked by Wall St. Rank hold REGN as of Q3 2026.

  • Mather Group held 870 shares of Regeneron Pharmaceuticals worth $660K as of Q3 2026.
  • Mather Group bought 79 Regeneron Pharmaceuticals shares in Q3 2026, an estimated $59.7K.
  • Regeneron Pharmaceuticals made up 0.01% of Mather Group's portfolio in Q3 2026, its #482 holding.
  • Mather Group first reported a position in Regeneron Pharmaceuticals in Q3 2021 and has held it in 17 quarters since.
  • Mather Group's Regeneron Pharmaceuticals position peaked at $1.1M in Q2 2024.
  • 333 funds tracked by Wall St. Rank held Regeneron Pharmaceuticals as of Q3 2026.

Based on Mather Group's 13F filing for Q3 2026, filed 14 Oct 2026.